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authorWolfgang Denk <wd@denx.de>2010-10-23 22:08:33 +0200
committerWolfgang Denk <wd@denx.de>2010-10-23 22:08:33 +0200
commit02cf8fd6fbef7ac015a234b09e7b55765aefcd4f (patch)
treedd949b0a3a5ef52e6b92983e37181bccdd27454d /board
parentf2b382ea066d02d5ba44870024cc1295e85782ef (diff)
parent4262a7c934e7f28de66eb86cf3393ab8e07e03d5 (diff)
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Merge branch 'for-wd-master' of git://git.denx.de/u-boot-pxa
Diffstat (limited to 'board')
-rw-r--r--board/cerf250/Makefile10
-rw-r--r--board/cerf250/cerf250.c22
-rw-r--r--board/cerf250/config.mk5
-rw-r--r--board/cerf250/lowlevel_init.S411
-rw-r--r--board/colibri_pxa270/Makefile10
-rw-r--r--board/colibri_pxa270/colibri_pxa270.c18
-rw-r--r--board/colibri_pxa270/config.mk1
-rw-r--r--board/colibri_pxa270/lowlevel_init.S36
-rw-r--r--board/cradle/Makefile10
-rw-r--r--board/cradle/config.mk2
-rw-r--r--board/cradle/cradle.c30
-rw-r--r--board/cradle/lowlevel_init.S515
-rw-r--r--board/csb226/Makefile10
-rw-r--r--board/csb226/config.mk15
-rw-r--r--board/csb226/csb226.c22
-rw-r--r--board/csb226/lowlevel_init.S437
-rw-r--r--board/delta/Makefile52
-rw-r--r--board/delta/config.mk1
-rw-r--r--board/delta/delta.c378
-rw-r--r--board/delta/lowlevel_init.S146
-rw-r--r--board/delta/nand.c558
-rw-r--r--board/innokom/Makefile10
-rw-r--r--board/innokom/config.mk15
-rw-r--r--board/innokom/innokom.c23
-rw-r--r--board/innokom/lowlevel_init.S437
-rw-r--r--board/lubbock/Makefile10
-rw-r--r--board/lubbock/config.mk3
-rw-r--r--board/lubbock/lowlevel_init.S411
-rw-r--r--board/lubbock/lubbock.c22
-rw-r--r--board/palmld/Makefile10
-rw-r--r--board/palmld/config.mk1
-rw-r--r--board/palmld/lowlevel_init.S45
-rw-r--r--board/palmld/palmld.c16
-rw-r--r--board/palmld/u-boot.lds56
-rw-r--r--board/palmtc/Makefile9
-rw-r--r--board/palmtc/config.mk1
-rw-r--r--board/palmtc/lowlevel_init.S39
-rw-r--r--board/palmtc/palmtc.c13
-rw-r--r--board/palmtc/u-boot.lds56
-rw-r--r--board/pleb2/Makefile10
-rw-r--r--board/pleb2/config.mk3
-rw-r--r--board/pleb2/lowlevel_init.S488
-rw-r--r--board/pleb2/pleb2.c22
-rw-r--r--board/pxa255_idp/Makefile10
-rw-r--r--board/pxa255_idp/config.mk3
-rw-r--r--board/pxa255_idp/lowlevel_init.S496
-rw-r--r--board/pxa255_idp/pxa_idp.c23
-rw-r--r--board/trizepsiv/Makefile10
-rw-r--r--board/trizepsiv/config.mk3
-rw-r--r--board/trizepsiv/conxs.c23
-rw-r--r--board/trizepsiv/lowlevel_init.S503
-rw-r--r--board/trizepsiv/pxavoltage.S29
-rw-r--r--board/wepep250/Makefile51
-rw-r--r--board/wepep250/config.mk11
-rw-r--r--board/wepep250/flash.c324
-rw-r--r--board/wepep250/intel.h99
-rw-r--r--board/wepep250/lowlevel_init.S145
-rw-r--r--board/wepep250/wepep250.c68
-rw-r--r--board/xaeniax/Makefile10
-rw-r--r--board/xaeniax/config.mk2
-rw-r--r--board/xaeniax/lowlevel_init.S424
-rw-r--r--board/xaeniax/xaeniax.c22
-rw-r--r--board/xm250/Makefile10
-rw-r--r--board/xm250/config.mk35
-rw-r--r--board/xm250/lowlevel_init.S519
-rw-r--r--board/xm250/xm250.c27
-rw-r--r--board/xsengine/Makefile51
-rw-r--r--board/xsengine/config.mk1
-rw-r--r--board/xsengine/flash.c470
-rw-r--r--board/xsengine/lowlevel_init.S221
-rw-r--r--board/xsengine/xsengine.c75
71 files changed, 206 insertions, 7848 deletions
diff --git a/board/cerf250/Makefile b/board/cerf250/Makefile
index a806b18..b111b51 100644
--- a/board/cerf250/Makefile
+++ b/board/cerf250/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := cerf250.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/cerf250/cerf250.c b/board/cerf250/cerf250.c
index 59346bc..043afea 100644
--- a/board/cerf250/cerf250.c
+++ b/board/cerf250/cerf250.c
@@ -39,8 +39,9 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of cerf PXA Board */
gd->bd->bi_arch_number = MACH_TYPE_PXA_CERF;
@@ -58,19 +59,18 @@ int board_late_init(void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
}
#ifdef CONFIG_CMD_NET
diff --git a/board/cerf250/config.mk b/board/cerf250/config.mk
deleted file mode 100644
index c2d46b2..0000000
--- a/board/cerf250/config.mk
+++ /dev/null
@@ -1,5 +0,0 @@
-#
-# Cerf board with PXA250 cpu
-#
-#
-CONFIG_SYS_TEXT_BASE = 0xa3080000
diff --git a/board/cerf250/lowlevel_init.S b/board/cerf250/lowlevel_init.S
deleted file mode 100644
index 5bfe53c..0000000
--- a/board/cerf250/lowlevel_init.S
+++ /dev/null
@@ -1,411 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-
-/*
- * Memory setup
- */
-
-.globl lowlevel_init
-lowlevel_init:
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field, set SDRAM clocks free running */
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =0xFFF
- and r3, r3, r2
-
- ldr r0, [r1, #MDREFR_OFFSET]
- bic r0, r0, r2
- bic r0, r0, #(MDREFR_K0FREE|MDREFR_K1FREE|MDREFR_K2FREE)
- orr r0, r0, r3
-
- str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- /* set MDREFR according to user define with exception of a few bits */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =(MDREFR_K0RUN|MDREFR_K0DB2|MDREFR_K1RUN|MDREFR_K1DB2|\
- MDREFR_K2RUN |MDREFR_K2DB2)
- and r4, r4, r2
- bic r0, r0, r2
- orr r0, r0, r4
-
- str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r0, [r1, #MDREFR_OFFSET]
-
- /* Step 4b: de-assert MDREFR:SLFRSH. */
-
- bic r0, r0, #(MDREFR_SLFRSH)
- str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r0, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4c: assert MDREFR:E1PIN and E0PIO as desired, set KXFREE */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =(MDREFR_E0PIN|MDREFR_E1PIN|MDREFR_K0FREE| \
- MDREFR_K1FREE | MDREFR_K2FREE)
- and r4, r4, r2
- orr r0, r0, r4
- str r0, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r0, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
- bic r4, r4, #(MDCNFG_DE2|MDCNFG_DE3)
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
-.rept 8
- str r2, [r3]
-.endr
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-
- /* We are finished with Intel's memory controller initialisation */
-
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
-
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-
- /* default value in case no valid rotary switch setting is found */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef RTC
- /* enable the 32Khz oscillator for RTC and PowerManager */
-
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size */
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
-
- /* FIXME */
-
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/colibri_pxa270/Makefile b/board/colibri_pxa270/Makefile
index ae570e1..f8b44ab 100644
--- a/board/colibri_pxa270/Makefile
+++ b/board/colibri_pxa270/Makefile
@@ -24,17 +24,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := colibri_pxa270.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/colibri_pxa270/colibri_pxa270.c b/board/colibri_pxa270/colibri_pxa270.c
index 8aa7067..191fb33 100644
--- a/board/colibri_pxa270/colibri_pxa270.c
+++ b/board/colibri_pxa270/colibri_pxa270.c
@@ -42,8 +42,9 @@ struct serial_device *default_serial_console (void)
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of vpac270 */
gd->bd->bi_arch_number = MACH_TYPE_COLIBRI;
@@ -54,13 +55,18 @@ int board_init (void)
return 0;
}
-int dram_init (void)
+extern void pxa_dram_init(void);
+int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return 0;
}
#ifdef CONFIG_CMD_USB
diff --git a/board/colibri_pxa270/config.mk b/board/colibri_pxa270/config.mk
deleted file mode 100644
index 0f10662..0000000
--- a/board/colibri_pxa270/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0xa1000000
diff --git a/board/colibri_pxa270/lowlevel_init.S b/board/colibri_pxa270/lowlevel_init.S
deleted file mode 100644
index a43dac2..0000000
--- a/board/colibri_pxa270/lowlevel_init.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Toradex Colibri PXA270 Lowlevel Hardware Initialization
- *
- * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/arch/macro.h>
-
-.globl lowlevel_init
-lowlevel_init:
- pxa_gpio_setup
- pxa_wait_ticks 0x8000
- pxa_mem_setup
- pxa_wakeup
- pxa_intr_setup
- pxa_clock_setup
-
- mov pc, lr
diff --git a/board/cradle/Makefile b/board/cradle/Makefile
index 1ae785d..720593c 100644
--- a/board/cradle/Makefile
+++ b/board/cradle/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := cradle.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/cradle/config.mk b/board/cradle/config.mk
deleted file mode 100644
index 6656bdd..0000000
--- a/board/cradle/config.mk
+++ /dev/null
@@ -1,2 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0xa0f80000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/cradle/cradle.c b/board/cradle/cradle.c
index c4a93f9..2bbf2d5 100644
--- a/board/cradle/cradle.c
+++ b/board/cradle/cradle.c
@@ -185,6 +185,10 @@ int
board_init (void)
/**********************************************************/
{
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
led_code (0xf, YELLOW);
/* arch number of HHP Cradle */
@@ -206,24 +210,18 @@ board_init (void)
return 1;
}
-int
-/**********************************************************/
-dram_init (void)
-/**********************************************************/
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return (PHYS_SDRAM_1_SIZE +
- PHYS_SDRAM_2_SIZE +
- PHYS_SDRAM_3_SIZE +
- PHYS_SDRAM_4_SIZE );
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
}
#ifdef CONFIG_CMD_NET
diff --git a/board/cradle/lowlevel_init.S b/board/cradle/lowlevel_init.S
deleted file mode 100644
index 39964b6..0000000
--- a/board/cradle/lowlevel_init.S
+++ /dev/null
@@ -1,515 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
- .macro SET_LED val
- ldr r6, =GPCR2
- ldr r7, =0
- str r7, [r6]
- ldr r6, =GPSR2
- ldr r7, =\val
- str r7, [r6]
- .endm
-
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GRER0
- ldr r1, =CONFIG_SYS_GRER0_VAL
- str r1, [r0]
-
- ldr r0, =GRER1
- ldr r1, =CONFIG_SYS_GRER1_VAL
- str r1, [r0]
-
- ldr r0, =GRER2
- ldr r1, =CONFIG_SYS_GRER2_VAL
- str r1, [r0]
-
- ldr r0, =GFER0
- ldr r1, =CONFIG_SYS_GFER0_VAL
- str r1, [r0]
-
- ldr r0, =GFER1
- ldr r1, =CONFIG_SYS_GFER1_VAL
- str r1, [r0]
-
- ldr r0, =GFER2
- ldr r1, =CONFIG_SYS_GFER2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- /* enable GPIO pins */
- ldr r0, =PSSR
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
- SET_LED 1
-
- ldr r3, =MSC1 /* low - bank 2 Lubbock Registers / SRAM */
- ldr r2, =CONFIG_SYS_MSC1_VAL /* high - bank 3 Ethernet Controller */
- str r2, [r3] /* need to set MSC1 before trying to write to the HEX LEDs */
- ldr r2, [r3] /* need to read it back to make sure the value latches (see MSC section of manual) */
-
-
-/*********************************************************************
- Initlialize Memory Controller
-
- See PXA250 Operating System Developer's Guide
-
- pause for 200 uSecs- allow internal clocks to settle
- *Note: only need this if hard reset... doing it anyway for now
-*/
-
- @ Step 1
- @ ---- Wait 200 usec
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- SET_LED 2
-
-mem_init:
- @ get memory controller base address
- ldr r1, =MEMC_BASE
-
-
-@****************************************************************************
-@ Step 2
-@
-
- @ Step 2a
- @ write msc0, read back to ensure data latches
- @
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET]
-
- @ write msc1
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- @ write msc2
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- @ Step 2b
- @ write mecr
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
-
- @ write mcmem0
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
-
- @ write mcmem1
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
-
- @ write mcatt0
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
-
- @ write mcatt1
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
-
- @ write mcio0
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
-
- @ write mcio1
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
-
- /*SET_LED 3 */
-
- @ Step 2c
- @ fly-by-dma is defeatured on this part
- @ write flycnfg
- @ldr r2, =CONFIG_SYS_FLYCNFG_VAL
- @str r2, [r1, #FLYCNFG_OFFSET]
-
-/* FIXME Does this sequence really make sense */
-#ifdef REDBOOT_WAY
- @ Step 2d
- @ get the mdrefr settings
- ldr r3, =CONFIG_SYS_MDREFR_VAL
-
- @ extract DRI field (we need a valid DRI field)
- @
- ldr r2, =0xFFF
-
- @ valid DRI field in r3
- @
- and r3, r3, r2
-
- @ get the reset state of MDREFR
- @
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ clear the DRI field
- @
- bic r4, r4, r2
-
- @ insert the valid DRI field loaded above
- @
- orr r4, r4, r3
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ *Note: preserve the mdrefr value in r4 *
-
- /*SET_LED 4 */
-
-@****************************************************************************
-@ Step 3
-@
-@ NO SRAM
-
- mov pc, r10
-
-
-@****************************************************************************
-@ Step 4
-@
-
- @ Assumes previous mdrefr value in r4, if not then read current mdrefr
-
- @ clear the free-running clock bits
- @ (clear K0Free, K1Free, K2Free
- @
- bic r4, r4, #(0x00800000 | 0x01000000 | 0x02000000)
-
- @ set K0RUN for CPLD clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN if bank 0 installed
- @
- orr r4, r4, #0x00010000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#else
- @ Step 2d
- @ get the mdrefr settings
- ldr r3, =CONFIG_SYS_MDREFR_VAL
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ Step 4
-
- @ set K0RUN for CPLD clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN for bank 0
- @
- orr r4, r4, #0x00010000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#endif
-
- @ Step 4d
- @ fetch platform value of mdcnfg
- @
- ldr r2, =CONFIG_SYS_MDCNFG_VAL
-
- @ disable all sdram banks
- @
- bic r2, r2, #(MDCNFG_DE0 | MDCNFG_DE1)
- bic r2, r2, #(MDCNFG_DE2 | MDCNFG_DE3)
-
- @ program banks 0/1 for bus width
- @
- bic r2, r2, #MDCNFG_DWID0 @0=32-bit
-
- @ write initial value of mdcnfg, w/o enabling sdram banks
- @
- str r2, [r1, #MDCNFG_OFFSET]
-
- @ Step 4e
- @ pause for 200 uSecs
- @
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- /*SET_LED 5 */
-
- /* Why is this here??? */
- mov r0, #0x78 @turn everything off
- mcr p15, 0, r0, c1, c0, 0 @(caches off, MMU off, etc.)
-
- @ Step 4f
- @ Access memory *not yet enabled* for CBR refresh cycles (8)
- @ - CBR is generated for all banks
-
- ldr r2, =CONFIG_SYS_DRAM_BASE
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
-
- @ Step 4g
- @get memory controller base address
- @
- ldr r1, =MEMC_BASE
-
- @fetch current mdcnfg value
- @
- ldr r3, [r1, #MDCNFG_OFFSET]
-
- @enable sdram bank 0 if installed (must do for any populated bank)
- @
- orr r3, r3, #MDCNFG_DE0
-
- @write back mdcnfg, enabling the sdram bank(s)
- @
- str r3, [r1, #MDCNFG_OFFSET]
-
- @ Step 4h
- @ write mdmrs
- @
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
- @ Done Memory Init
-
- /*SET_LED 6 */
-
- @********************************************************************
- @ Disable (mask) all interrupts at the interrupt controller
- @
-
- @ clear the interrupt level register (use IRQ, not FIQ)
- @
- mov r1, #0
- ldr r2, =ICLR
- str r1, [r2]
-
- @ Set interrupt mask register
- @
- ldr r1, =CONFIG_SYS_ICMR_VAL
- ldr r2, =ICMR
- str r1, [r2]
-
- @ ********************************************************************
- @ Disable the peripheral clocks, and set the core clock
- @
-
- @ Turn Off ALL on-chip peripheral clocks for re-configuration
- @
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
- @ set core clocks
- @
- ldr r2, =CONFIG_SYS_CCCR_VAL
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef ENABLE32KHZ
- @ enable the 32Khz oscillator for RTC and PowerManager
- @
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- @ NOTE: spin here until OSCC.OOK get set,
- @ meaning the PLL has settled.
- @
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- @ Turn on needed clocks
- @
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN_VAL
- str r2, [r1]
-
- /*SET_LED 7 */
-
-/* Is this needed???? */
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- /*SET_LED 8 */
-
- mov pc, r10
-
-@ End lowlevel_init
diff --git a/board/csb226/Makefile b/board/csb226/Makefile
index c12dbea..5e1332b 100644
--- a/board/csb226/Makefile
+++ b/board/csb226/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := csb226.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/csb226/config.mk b/board/csb226/config.mk
deleted file mode 100644
index 9e46555..0000000
--- a/board/csb226/config.mk
+++ /dev/null
@@ -1,15 +0,0 @@
-#
-# Linux-Kernel is expected to be at c000'8000, entry c000'8000
-#
-# we load ourself to c170'0000, the upper 1 MB of second bank
-#
-# download areas is c800'0000
-#
-
-# This is the address where U-Boot lives in flash:
-#CONFIG_SYS_TEXT_BASE = 0
-
-# FIXME: armboot does only work correctly when being compiled
-# for the addresses _after_ relocation to RAM!! Otherwhise the
-# .bss segment is assumed in flash...
-CONFIG_SYS_TEXT_BASE = 0xa1fe0000
diff --git a/board/csb226/csb226.c b/board/csb226/csb226.c
index 6eed9ad..dd29e62 100644
--- a/board/csb226/csb226.c
+++ b/board/csb226/csb226.c
@@ -69,8 +69,9 @@ int misc_init_r(void)
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of CSB226 board */
gd->bd->bi_arch_number = MACH_TYPE_CSB226;
@@ -82,21 +83,20 @@ int board_init (void)
}
-/**
- * dram_init: - setup dynamic RAM
- *
- * @return: 0 in case of success
- */
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return 0;
}
-
/**
* csb226_set_led: - switch LEDs on or off
*
diff --git a/board/csb226/lowlevel_init.S b/board/csb226/lowlevel_init.S
deleted file mode 100644
index 55169be..0000000
--- a/board/csb226/lowlevel_init.S
+++ /dev/null
@@ -1,437 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-_TEXT_BASE:
- .word CONFIG_SYS_TEXT_BASE
-
-
-/*
- * Memory setup
- */
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
-/* ldr r3, =MSC1 / low - bank 2 Lubbock Registers / SRAM */
-/* ldr r2, =CONFIG_SYS_MSC1_VAL / high - bank 3 Ethernet Controller */
-/* str r2, [r3] / need to set MSC1 before trying to write to the HEX LEDs */
-/* ldr r2, [r3] / need to read it back to make sure the value latches (see MSC section of manual) */
-/* */
-/* ldr r1, =LED_BLANK */
-/* mov r0, #0xFF */
-/* str r0, [r1] / turn on hex leds */
-/* */
-/*loop: */
-/* */
-/* ldr r0, =0xB0070001 */
-/* ldr r1, =_LED */
-/* str r0, [r1] / hex display */
-
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
- /* test if we run from flash or RAM - RAM/BDI: don't setup RAM */
- adr r3, mem_init /* r0 <- current position of code */
- ldr r2, =mem_init
- cmp r3, r2 /* skip init if in place */
- beq initirqs
-
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field. */
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =0xFFF
- and r3, r3, r2
- ldr r4, =0x03ca4000
- orr r4, r4, r3
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- /* Step 4a: assert MDREFR:K?RUN and configure */
- /* MDREFR:K1DB2 and MDREFR:K2DB2 as desired. */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Step 4b: de-assert MDREFR:SLFRSH. */
-
- bic r4, r4, #(MDREFR_SLFRSH)
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4c: assert MDREFR:E1PIN and E0PIO */
-
- orr r4, r4, #(MDREFR_E1PIN|MDREFR_E0PIN)
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
-
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- /* There should 9 writes, since the first write doesn't */
- /* trigger a refresh cycle on PXA250. See Intel PXA250 and */
- /* PXA210 Processors Specification Update, */
- /* Jan 2003, Errata #116, page 30. */
-
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-
- /* We are finished with Intel's memory controller initialisation */
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
- /* (hard-coding at 398.12MHz for now). */
-
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-
- /* default value in case no valid rotary switch setting is found */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
- /* enable the 32Khz oscillator for RTC and PowerManager */
-/*
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-*/
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size */
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
-
- /* FIXME */
-
-#ifndef DEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/delta/Makefile b/board/delta/Makefile
deleted file mode 100644
index 648e00c..0000000
--- a/board/delta/Makefile
+++ /dev/null
@@ -1,52 +0,0 @@
-
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).a
-
-COBJS := delta.o nand.o
-SOBJS := lowlevel_init.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
-
-clean:
- rm -f $(SOBJS) $(OBJS)
-
-distclean: clean
- rm -f $(LIB) core *.bak $(obj).depend
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/delta/config.mk b/board/delta/config.mk
deleted file mode 100644
index 8b24044..0000000
--- a/board/delta/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x83008000
diff --git a/board/delta/delta.c b/board/delta/delta.c
deleted file mode 100644
index df23076..0000000
--- a/board/delta/delta.c
+++ /dev/null
@@ -1,378 +0,0 @@
-/*
- * (C) Copyright 2006
- * DENX Software Engineering
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <netdev.h>
-#include <i2c.h>
-#include <da9030.h>
-#include <malloc.h>
-#include <command.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/io.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* ------------------------------------------------------------------------- */
-
-static void init_DA9030(void);
-static void keys_init(void);
-static void get_pressed_keys(uchar *s);
-static uchar *key_match(uchar *kbd_data);
-
-/*
- * Miscelaneous platform dependent initialisations
- */
-
-int board_init (void)
-{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
-
- /* arch number of Lubbock-Board mk@tbd: fix this! */
- gd->bd->bi_arch_number = MACH_TYPE_LUBBOCK;
-
- /* adress of boot parameters */
- gd->bd->bi_boot_params = 0xa0000100;
-
- return 0;
-}
-
-int board_late_init(void)
-{
-#ifdef DELTA_CHECK_KEYBD
- uchar kbd_data[KEYBD_DATALEN];
- char keybd_env[2 * KEYBD_DATALEN + 1];
- char *str;
- int i;
-#endif /* DELTA_CHECK_KEYBD */
-
- setenv("stdout", "serial");
- setenv("stderr", "serial");
-
-#ifdef DELTA_CHECK_KEYBD
- keys_init();
-
- memset(kbd_data, '\0', KEYBD_DATALEN);
-
- /* check for pressed keys and setup keybd_env */
- get_pressed_keys(kbd_data);
-
- for (i = 0; i < KEYBD_DATALEN; ++i) {
- sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
- }
- setenv ("keybd", keybd_env);
-
- str = strdup ((char *)key_match (kbd_data)); /* decode keys */
-
-# ifdef CONFIG_PREBOOT /* automatically configure "preboot" command on key match */
- setenv ("preboot", str); /* set or delete definition */
-# endif /* CONFIG_PREBOOT */
- if (str != NULL) {
- free (str);
- }
-#endif /* DELTA_CHECK_KEYBD */
-
- init_DA9030();
- return 0;
-}
-
-/*
- * Magic Key Handling, mainly copied from board/lwmon/lwmon.c
- */
-#ifdef DELTA_CHECK_KEYBD
-
-static uchar kbd_magic_prefix[] = "key_magic";
-static uchar kbd_command_prefix[] = "key_cmd";
-
-/*
- * Get pressed keys
- * s is a buffer of size KEYBD_DATALEN-1
- */
-static void get_pressed_keys(uchar *s)
-{
- unsigned long val;
- val = readl(GPLR3);
-
- if(val & (1<<31))
- *s++ = KEYBD_KP_DKIN0;
- if(val & (1<<18))
- *s++ = KEYBD_KP_DKIN1;
- if(val & (1<<29))
- *s++ = KEYBD_KP_DKIN2;
- if(val & (1<<22))
- *s++ = KEYBD_KP_DKIN5;
-}
-
-static void keys_init()
-{
- writel(readl(CKENB) | CKENB_7_GPIO, CKENB);
- udelay(100);
-
- /* Configure GPIOs */
- writel(0xa840, GPIO127); /* KP_DKIN0 */
- writel(0xa840, GPIO114); /* KP_DKIN1 */
- writel(0xa840, GPIO125); /* KP_DKIN2 */
- writel(0xa840, GPIO118); /* KP_DKIN5 */
-
- /* Configure GPIOs as inputs */
- writel(readl(GPDR3) & ~(1<<31 | 1<<18 | 1<<29 | 1<<22), GPDR3);
- writel((1<<31 | 1<<18 | 1<<29 | 1<<22), GCDR3);
-
- udelay(100);
-}
-
-static int compare_magic (uchar *kbd_data, uchar *str)
-{
- /* uchar compare[KEYBD_DATALEN-1]; */
- uchar compare[KEYBD_DATALEN];
- char *nxt;
- int i;
-
- /* Don't include modifier byte */
- /* memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); */
- memcpy (compare, kbd_data, KEYBD_DATALEN);
-
- for (; str != NULL; str = (*nxt) ? (uchar *)(nxt+1) : (uchar *)nxt) {
- uchar c;
- int k;
-
- c = (uchar) simple_strtoul ((char *)str, (char **) (&nxt), 16);
-
- if (str == (uchar *)nxt) { /* invalid character */
- break;
- }
-
- /*
- * Check if this key matches the input.
- * Set matches to zero, so they match only once
- * and we can find duplicates or extra keys
- */
- for (k = 0; k < sizeof(compare); ++k) {
- if (compare[k] == '\0') /* only non-zero entries */
- continue;
- if (c == compare[k]) { /* found matching key */
- compare[k] = '\0';
- break;
- }
- }
- if (k == sizeof(compare)) {
- return -1; /* unmatched key */
- }
- }
-
- /*
- * A full match leaves no keys in the `compare' array,
- */
- for (i = 0; i < sizeof(compare); ++i) {
- if (compare[i])
- {
- return -1;
- }
- }
-
- return 0;
-}
-
-
-static uchar *key_match (uchar *kbd_data)
-{
- char magic[sizeof (kbd_magic_prefix) + 1];
- uchar *suffix;
- char *kbd_magic_keys;
-
- /*
- * The following string defines the characters that can pe appended
- * to "key_magic" to form the names of environment variables that
- * hold "magic" key codes, i. e. such key codes that can cause
- * pre-boot actions. If the string is empty (""), then only
- * "key_magic" is checked (old behaviour); the string "125" causes
- * checks for "key_magic1", "key_magic2" and "key_magic5", etc.
- */
- if ((kbd_magic_keys = getenv ("magic_keys")) == NULL)
- kbd_magic_keys = "";
-
- /* loop over all magic keys;
- * use '\0' suffix in case of empty string
- */
- for (suffix=(uchar *)kbd_magic_keys; *suffix || suffix==(uchar *)kbd_magic_keys; ++suffix) {
- sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
-#if 0
- printf ("### Check magic \"%s\"\n", magic);
-#endif
- if (compare_magic(kbd_data, (uchar *)getenv(magic)) == 0) {
- char cmd_name[sizeof (kbd_command_prefix) + 1];
- char *cmd;
-
- sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
-
- cmd = getenv (cmd_name);
-#if 0
- printf ("### Set PREBOOT to $(%s): \"%s\"\n",
- cmd_name, cmd ? cmd : "<<NULL>>");
-#endif
- *kbd_data = *suffix;
- return ((uchar *)cmd);
- }
- }
-#if 0
- printf ("### Delete PREBOOT\n");
-#endif
- *kbd_data = '\0';
- return (NULL);
-}
-
-int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- uchar kbd_data[KEYBD_DATALEN];
- char keybd_env[2 * KEYBD_DATALEN + 1];
- int i;
-
- /* Read keys */
- get_pressed_keys(kbd_data);
- puts ("Keys:");
- for (i = 0; i < KEYBD_DATALEN; ++i) {
- sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
- printf (" %02x", kbd_data[i]);
- }
- putc ('\n');
- setenv ("keybd", keybd_env);
- return 0;
-}
-
-U_BOOT_CMD(
- kbd, 1, 1, do_kbd,
- "read keyboard status",
- ""
-);
-
-#endif /* DELTA_CHECK_KEYBD */
-
-
-int dram_init (void)
-{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
-}
-
-void i2c_init_board()
-{
- writel(readl(CKENB) | (CKENB_4_I2C), CKENB);
-
- /* setup I2C GPIO's */
- writel(0x801, GPIO32); /* SCL = Alt. Fkt. 1 */
- writel(0x801, GPIO33); /* SDA = Alt. Fkt. 1 */
-}
-
-/* initialize the DA9030 Power Controller */
-static void init_DA9030()
-{
- uchar addr = (uchar) DA9030_I2C_ADDR, val = 0;
-
- writel(readl(CKENB) | CKENB_7_GPIO, CKENB);
- udelay(100);
-
- /* Rising Edge on EXTON to reset DA9030 */
- writel(0x8800, GPIO17); /* configure GPIO17, no pullup, -down */
- writel(readl(GPDR0) | (1<<17), GPDR0); /* GPIO17 is output */
- writel((1<<17), GSDR0);
- writel((1<<17), GPCR0); /* drive GPIO17 low */
- writel((1<<17), GPSR0); /* drive GPIO17 high */
-
-#if CONFIG_SYS_DA9030_EXTON_DELAY
- udelay((unsigned long) CONFIG_SYS_DA9030_EXTON_DELAY); /* wait for DA9030 */
-#endif
- writel((1<<17), GPCR0); /* drive GPIO17 low */
-
- /* reset the watchdog and go active (0xec) */
- val = (SYS_CONTROL_A_HWRES_ENABLE |
- (0x6<<4) |
- SYS_CONTROL_A_WDOG_ACTION |
- SYS_CONTROL_A_WATCHDOG);
- if(i2c_write(addr, SYS_CONTROL_A, 1, &val, 1)) {
- printf("Error accessing DA9030 via i2c.\n");
- return;
- }
-
- val = 0x80;
- if(i2c_write(addr, IRQ_MASK_B, 1, &val, 1)) {
- printf("Error accessing DA9030 via i2c.\n");
- return;
- }
-
- i2c_reg_write(addr, REG_CONTROL_1_97, 0xfd); /* disable LDO1, enable LDO6 */
- i2c_reg_write(addr, LDO2_3, 0xd1); /* LDO2 =1,9V, LDO3=3,1V */
- i2c_reg_write(addr, LDO4_5, 0xcc); /* LDO2 =1,9V, LDO3=3,1V */
- i2c_reg_write(addr, LDO6_SIMCP, 0x3e); /* LDO6=3,2V, SIMCP = 5V support */
- i2c_reg_write(addr, LDO7_8, 0xc9); /* LDO7=2,7V, LDO8=3,0V */
- i2c_reg_write(addr, LDO9_12, 0xec); /* LDO9=3,0V, LDO12=3,2V */
- i2c_reg_write(addr, BUCK, 0x0c); /* Buck=1.2V */
- i2c_reg_write(addr, REG_CONTROL_2_98, 0x7f); /* All LDO'S on 8,9,10,11,12,14 */
- i2c_reg_write(addr, LDO_10_11, 0xcc); /* LDO10=3.0V LDO11=3.0V */
- i2c_reg_write(addr, LDO_15, 0xae); /* LDO15=1.8V, dislock first 3bit */
- i2c_reg_write(addr, LDO_14_16, 0x05); /* LDO14=2.8V, LDO16=NB */
- i2c_reg_write(addr, LDO_18_19, 0x9c); /* LDO18=3.0V, LDO19=2.7V */
- i2c_reg_write(addr, LDO_17_SIMCP0, 0x2c); /* LDO17=3.0V, SIMCP=3V support */
- i2c_reg_write(addr, BUCK2_DVC1, 0x9a); /* Buck2=1.5V plus Update support of 520 MHz */
- i2c_reg_write(addr, REG_CONTROL_2_18, 0x43); /* Ball on */
- i2c_reg_write(addr, MISC_CONTROLB, 0x08); /* session valid enable */
- i2c_reg_write(addr, USBPUMP, 0xc1); /* start pump, ignore HW signals */
-
- val = i2c_reg_read(addr, STATUS);
- if(val & STATUS_CHDET)
- printf("Charger detected, turning on LED.\n");
- else {
- printf("No charger detetected.\n");
- /* undervoltage? print error and power down */
- }
-}
-
-
-#if 0
-/* reset the DA9030 watchdog */
-void hw_watchdog_reset(void)
-{
- uchar addr = (uchar) DA9030_I2C_ADDR, val = 0;
- val = i2c_reg_read(addr, SYS_CONTROL_A);
- val |= SYS_CONTROL_A_WATCHDOG;
- i2c_reg_write(addr, SYS_CONTROL_A, val);
-}
-#endif
-
-#ifdef CONFIG_CMD_NET
-int board_eth_init(bd_t *bis)
-{
- int rc = 0;
-#ifdef CONFIG_SMC91111
- rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
-#endif
- return rc;
-}
-#endif
diff --git a/board/delta/lowlevel_init.S b/board/delta/lowlevel_init.S
deleted file mode 100644
index 1664f3b..0000000
--- a/board/delta/lowlevel_init.S
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * (C) Copyright 2006 DENX Software Engineering
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-.macro wait time
- ldr r2, =OSCR
- mov r3, #0
- str r3, [r2]
-0:
- ldr r3, [r2]
- cmp r3, \time
- bls 0b
-.endm
-
-.globl lowlevel_init
-lowlevel_init:
- /* Set up GPIO pins first */
- mov r10, lr
-
- /* Configure GPIO Pins 97, 98 UART1 / altern. Fkt. 1 */
- ldr r0, =GPIO97
- ldr r1, =0x801
- str r1, [r0]
-
- ldr r0, =GPIO98
- ldr r1, =0x801
- str r1, [r0]
-
- /* tebrandt - ASCR, clear the RDH bit */
- ldr r0, =ASCR
- ldr r1, [r0]
- bic r1, r1, #0x80000000
- str r1, [r0]
-
-mem_init:
- /* Configure ACCR Register - enable DMEMC Clock at 260 / 2 MHz */
- ldr r0, =ACCR
- ldr r1, [r0]
- orr r1, r1, #0x3000
- str r1, [r0]
- ldr r1, [r0]
-
- /* 2. Programm MDCNFG, leaving DMCEN de-asserted */
- ldr r0, =MDCNFG
- ldr r1, =(MDCNFG_DMAP | MDCNFG_DTYPE | MDCNFG_DTC_2 | MDCNFG_DCSE0 | MDCNFG_DRAC_13)
- /* ldr r1, =0x80000403 */
- str r1, [r0]
- ldr r1, [r0] /* delay until written */
-
- /* 3. wait nop power up waiting period (200ms)
- * optimization: Steps 4+6 can be done during this
- */
- wait #0x300
-
- /* 4. Perform an initial Rcomp-calibration cycle */
- ldr r0, =RCOMP
- ldr r1, =0x80000000
- str r1, [r0]
- ldr r1, [r0] /* delay until written */
- /* missing: program for automatic rcomp evaluation cycles */
-
- /* 5. DDR DRAM strobe delay calibration */
- ldr r0, =DDR_HCAL
- ldr r1, =0x88000007
- str r1, [r0]
- wait #5
- ldr r1, [r0] /* delay until written */
-
- /* Set MDMRS */
- ldr r0, =MDMRS
- ldr r1, =0x60000033
- str r1, [r0]
- wait #300
-
- /* Configure MDREFR */
- ldr r0, =MDREFR
- ldr r1, =0x00000006
- str r1, [r0]
- ldr r1, [r0]
-
- /* Enable the dynamic memory controller */
- ldr r0, =MDCNFG
- ldr r1, [r0]
- orr r1, r1, #MDCNFG_DMCEN
- str r1, [r0]
-
-#ifndef CONFIG_SYS_SKIP_DRAM_SCRUB
- /* scrub/init SDRAM if enabled/present */
- ldr r8, =CONFIG_SYS_DRAM_BASE /* base address of SDRAM (CONFIG_SYS_DRAM_BASE) */
- ldr r9, =CONFIG_SYS_DRAM_SIZE /* size of memory to scrub (CONFIG_SYS_DRAM_SIZE) */
- mov r0, #0 /* scrub with 0x0000:0000 */
- mov r1, #0
- mov r2, #0
- mov r3, #0
- mov r4, #0
- mov r5, #0
- mov r6, #0
- mov r7, #0
-10: /* fastScrubLoop */
- subs r9, r9, #32 /* 8 words/line */
- stmia r8!, {r0-r7}
- beq 15f
- b 10b
-#endif /* CONFIG_SYS_SKIP_DRAM_SCRUB */
-
-15:
- /* Mask all interrupts */
- mov r1, #0
- mcr p6, 0, r1, c1, c0, 0 @ ICMR
-
- /* Disable software and data breakpoints */
- mov r0, #0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /* Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-endlowlevel_init:
- mov pc, lr
diff --git a/board/delta/nand.c b/board/delta/nand.c
deleted file mode 100644
index 119a587..0000000
--- a/board/delta/nand.c
+++ /dev/null
@@ -1,558 +0,0 @@
-/*
- * (C) Copyright 2006 DENX Software Engineering
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#if defined(CONFIG_CMD_NAND)
-
-#include <nand.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/io.h>
-
-#ifdef CONFIG_SYS_DFC_DEBUG1
-# define DFC_DEBUG1(fmt, args...) printf(fmt, ##args)
-#else
-# define DFC_DEBUG1(fmt, args...)
-#endif
-
-#ifdef CONFIG_SYS_DFC_DEBUG2
-# define DFC_DEBUG2(fmt, args...) printf(fmt, ##args)
-#else
-# define DFC_DEBUG2(fmt, args...)
-#endif
-
-#ifdef CONFIG_SYS_DFC_DEBUG3
-# define DFC_DEBUG3(fmt, args...) printf(fmt, ##args)
-#else
-# define DFC_DEBUG3(fmt, args...)
-#endif
-
-/* These really don't belong here, as they are specific to the NAND Model */
-static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
-
-static struct nand_bbt_descr delta_bbt_descr = {
- .options = 0,
- .offs = 0,
- .len = 2,
- .pattern = scan_ff_pattern
-};
-
-static struct nand_ecclayout delta_oob = {
- .eccbytes = 6,
- .eccpos = {2, 3, 4, 5, 6, 7},
- .oobfree = { {8, 2}, {12, 4} }
-};
-
-/*
- * not required for Monahans DFC
- */
-static void dfc_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
-{
- return;
-}
-
-#if 0
-/* read device ready pin */
-static int dfc_device_ready(struct mtd_info *mtdinfo)
-{
- if(NDSR & NDSR_RDY)
- return 1;
- else
- return 0;
- return 0;
-}
-#endif
-
-/*
- * Write buf to the DFC Controller Data Buffer
- */
-static void dfc_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
-{
- unsigned long bytes_multi = len & 0xfffffffc;
- unsigned long rest = len & 0x3;
- unsigned long *long_buf;
- int i;
-
- DFC_DEBUG2("dfc_write_buf: writing %d bytes starting with 0x%x.\n", len, *((unsigned long*) buf));
- if(bytes_multi) {
- for(i=0; i<bytes_multi; i+=4) {
- long_buf = (unsigned long*) &buf[i];
- writel(*long_buf, NDDB);
- }
- }
- if(rest) {
- printf("dfc_write_buf: ERROR, writing non 4-byte aligned data.\n");
- }
- return;
-}
-
-
-static void dfc_read_buf(struct mtd_info *mtd, u_char* const buf, int len)
-{
- int i=0, j;
-
- /* we have to be carefull not to overflow the buffer if len is
- * not a multiple of 4 */
- unsigned long bytes_multi = len & 0xfffffffc;
- unsigned long rest = len & 0x3;
- unsigned long *long_buf;
-
- DFC_DEBUG3("dfc_read_buf: reading %d bytes.\n", len);
- /* if there are any, first copy multiple of 4 bytes */
- if(bytes_multi) {
- for(i=0; i<bytes_multi; i+=4) {
- long_buf = (unsigned long*) &buf[i];
- *long_buf = readl(NDDB);
- }
- }
-
- /* ...then the rest */
- if(rest) {
- unsigned long rest_data = NDDB;
- for(j=0;j<rest; j++)
- buf[i+j] = (u_char) ((rest_data>>j) & 0xff);
- }
-
- return;
-}
-
-/*
- * read a word. Not implemented as not used in NAND code.
- */
-static u16 dfc_read_word(struct mtd_info *mtd)
-{
- printf("dfc_read_word: UNIMPLEMENTED.\n");
- return 0;
-}
-
-/* global var, too bad: mk@tbd: move to ->priv pointer */
-static unsigned long read_buf = 0;
-static int bytes_read = -1;
-
-/*
- * read a byte from NDDB Because we can only read 4 bytes from NDDB at
- * a time, we buffer the remaining bytes. The buffer is reset when a
- * new command is sent to the chip.
- *
- * WARNING:
- * This function is currently only used to read status and id
- * bytes. For these commands always 8 bytes need to be read from
- * NDDB. So we read and discard these bytes right now. In case this
- * function is used for anything else in the future, we must check
- * what was the last command issued and read the appropriate amount of
- * bytes respectively.
- */
-static u_char dfc_read_byte(struct mtd_info *mtd)
-{
- unsigned char byte;
- unsigned long dummy;
-
- if(bytes_read < 0) {
- read_buf = readl(NDDB);
- dummy = readl(NDDB);
- bytes_read = 0;
- }
- byte = (unsigned char) (read_buf>>(8 * bytes_read++));
- if(bytes_read >= 4)
- bytes_read = -1;
-
- DFC_DEBUG2("dfc_read_byte: byte %u: 0x%x of (0x%x).\n", bytes_read - 1, byte, read_buf);
- return byte;
-}
-
-/* calculate delta between OSCR values start and now */
-static unsigned long get_delta(unsigned long start)
-{
- unsigned long cur = readl(OSCR);
-
- if(cur < start) /* OSCR overflowed */
- return (cur + (start^0xffffffff));
- else
- return (cur - start);
-}
-
-/* delay function, this doesn't belong here */
-static void wait_us(unsigned long us)
-{
- unsigned long start = readl(OSCR);
- us = DIV_ROUND_UP(us * OSCR_CLK_FREQ, 1000);
-
- while (get_delta(start) < us) {
- /* do nothing */
- }
-}
-
-static void dfc_clear_nddb(void)
-{
- writel(readl(NDCR) & ~NDCR_ND_RUN, NDCR);
- wait_us(CONFIG_SYS_NAND_OTHER_TO);
-}
-
-/* wait_event with timeout */
-static unsigned long dfc_wait_event(unsigned long event)
-{
- unsigned long ndsr, timeout, start = readl(OSCR);
-
- if(!event)
- return 0xff000000;
- else if(event & (NDSR_CS0_CMDD | NDSR_CS0_BBD))
- timeout = DIV_ROUND_UP(CONFIG_SYS_NAND_PROG_ERASE_TO
- * OSCR_CLK_FREQ, 1000);
- else
- timeout = DIV_ROUND_UP(CONFIG_SYS_NAND_OTHER_TO
- * OSCR_CLK_FREQ, 1000);
-
- while(1) {
- ndsr = readl(NDSR);
- if(ndsr & event) {
- writel(readl(NDSR) | event, NDSR);
- break;
- }
- if(get_delta(start) > timeout) {
- DFC_DEBUG1("dfc_wait_event: TIMEOUT waiting for event: 0x%lx.\n", event);
- return 0xff000000;
- }
-
- }
- return ndsr;
-}
-
-/* we don't always wan't to do this */
-static void dfc_new_cmd(void)
-{
- int retry = 0;
- unsigned long status;
-
- while(retry++ <= CONFIG_SYS_NAND_SENDCMD_RETRY) {
- /* Clear NDSR */
- writel(0xfff, NDSR);
-
- /* set NDCR[NDRUN] */
- if (!(readl(NDCR) & NDCR_ND_RUN))
- writel(readl(NDCR) | NDCR_ND_RUN, NDCR);
-
- status = dfc_wait_event(NDSR_WRCMDREQ);
-
- if(status & NDSR_WRCMDREQ)
- return;
-
- DFC_DEBUG2("dfc_new_cmd: FAILED to get WRITECMDREQ, retry: %d.\n", retry);
- dfc_clear_nddb();
- }
- DFC_DEBUG1("dfc_new_cmd: giving up after %d retries.\n", retry);
-}
-
-/* this function is called after Programm and Erase Operations to
- * check for success or failure */
-static int dfc_wait(struct mtd_info *mtd, struct nand_chip *this)
-{
- unsigned long ndsr=0, event=0;
- int state = this->state;
-
- if(state == FL_WRITING) {
- event = NDSR_CS0_CMDD | NDSR_CS0_BBD;
- } else if(state == FL_ERASING) {
- event = NDSR_CS0_CMDD | NDSR_CS0_BBD;
- }
-
- ndsr = dfc_wait_event(event);
-
- if((ndsr & NDSR_CS0_BBD) || (ndsr & 0xff000000))
- return(0x1); /* Status Read error */
- return 0;
-}
-
-/* cmdfunc send commands to the DFC */
-static void dfc_cmdfunc(struct mtd_info *mtd, unsigned command,
- int column, int page_addr)
-{
- /* register struct nand_chip *this = mtd->priv; */
- unsigned long ndcb0=0, ndcb1=0, ndcb2=0, event=0;
-
- /* clear the ugly byte read buffer */
- bytes_read = -1;
- read_buf = 0;
-
- switch (command) {
- case NAND_CMD_READ0:
- DFC_DEBUG3("dfc_cmdfunc: NAND_CMD_READ0, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1));
- dfc_new_cmd();
- ndcb0 = (NAND_CMD_READ0 | (4<<16));
- column >>= 1; /* adjust for 16 bit bus */
- ndcb1 = (((column>>1) & 0xff) |
- ((page_addr<<8) & 0xff00) |
- ((page_addr<<8) & 0xff0000) |
- ((page_addr<<8) & 0xff000000)); /* make this 0x01000000 ? */
- event = NDSR_RDDREQ;
- goto write_cmd;
- case NAND_CMD_READ1:
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_READ1 unimplemented!\n");
- goto end;
- case NAND_CMD_READOOB:
- DFC_DEBUG1("dfc_cmdfunc: NAND_CMD_READOOB unimplemented!\n");
- goto end;
- case NAND_CMD_READID:
- dfc_new_cmd();
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_READID.\n");
- ndcb0 = (NAND_CMD_READID | (3 << 21) | (1 << 16)); /* addr cycles*/
- event = NDSR_RDDREQ;
- goto write_cmd;
- case NAND_CMD_PAGEPROG:
- /* sent as a multicommand in NAND_CMD_SEQIN */
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_PAGEPROG empty due to multicmd.\n");
- goto end;
- case NAND_CMD_ERASE1:
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_ERASE1, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1));
- dfc_new_cmd();
- ndcb0 = (0xd060 | (1<<25) | (2<<21) | (1<<19) | (3<<16));
- ndcb1 = (page_addr & 0x00ffffff);
- goto write_cmd;
- case NAND_CMD_ERASE2:
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_ERASE2 empty due to multicmd.\n");
- goto end;
- case NAND_CMD_SEQIN:
- /* send PAGE_PROG command(0x1080) */
- dfc_new_cmd();
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_SEQIN/PAGE_PROG, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1));
- ndcb0 = (0x1080 | (1<<25) | (1<<21) | (1<<19) | (4<<16));
- column >>= 1; /* adjust for 16 bit bus */
- ndcb1 = (((column>>1) & 0xff) |
- ((page_addr<<8) & 0xff00) |
- ((page_addr<<8) & 0xff0000) |
- ((page_addr<<8) & 0xff000000)); /* make this 0x01000000 ? */
- event = NDSR_WRDREQ;
- goto write_cmd;
- case NAND_CMD_STATUS:
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_STATUS.\n");
- dfc_new_cmd();
- ndcb0 = NAND_CMD_STATUS | (4<<21);
- event = NDSR_RDDREQ;
- goto write_cmd;
- case NAND_CMD_RESET:
- DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_RESET.\n");
- ndcb0 = NAND_CMD_RESET | (5<<21);
- event = NDSR_CS0_CMDD;
- goto write_cmd;
- default:
- printk("dfc_cmdfunc: error, unsupported command.\n");
- goto end;
- }
-
- write_cmd:
- writel(ndcb0, NDCB0);
- writel(ndcb1, NDCB0);
- writel(ndcb2, NDCB0);
-
- /* wait_event: */
- dfc_wait_event(event);
- end:
- return;
-}
-
-static void dfc_gpio_init(void)
-{
- DFC_DEBUG2("Setting up DFC GPIO's.\n");
-
- /* no idea what is done here, see zylonite.c */
- writel(0x1, GPIO4);
-
- writel(0x00000001, DF_ALE_nWE1);
- writel(0x00000001, DF_ALE_nWE2);
- writel(0x00000001, DF_nCS0);
- writel(0x00000001, DF_nCS1);
- writel(0x00000001, DF_nWE);
- writel(0x00000001, DF_nRE);
- writel(0x00000001, DF_IO0);
- writel(0x00000001, DF_IO8);
- writel(0x00000001, DF_IO1);
- writel(0x00000001, DF_IO9);
- writel(0x00000001, DF_IO2);
- writel(0x00000001, DF_IO10);
- writel(0x00000001, DF_IO3);
- writel(0x00000001, DF_IO11);
- writel(0x00000001, DF_IO4);
- writel(0x00000001, DF_IO12);
- writel(0x00000001, DF_IO5);
- writel(0x00000001, DF_IO13);
- writel(0x00000001, DF_IO6);
- writel(0x00000001, DF_IO14);
- writel(0x00000001, DF_IO7);
- writel(0x00000001, DF_IO15);
-
- writel(0x1901, DF_nWE);
- writel(0x1901, DF_nRE);
- writel(0x1900, DF_CLE_nOE);
- writel(0x1901, DF_ALE_nWE1);
- writel(0x1900, DF_INT_RnB);
-}
-
-/*
- * Board-specific NAND initialization. The following members of the
- * argument are board-specific (per include/linux/mtd/nand_new.h):
- * - IO_ADDR_R?: address to read the 8 I/O lines of the flash device
- * - IO_ADDR_W?: address to write the 8 I/O lines of the flash device
- * - hwcontrol: hardwarespecific function for accesing control-lines
- * - dev_ready: hardwarespecific function for accesing device ready/busy line
- * - enable_hwecc?: function to enable (reset) hardware ecc generator. Must
- * only be provided if a hardware ECC is available
- * - ecc.mode: mode of ecc, see defines
- * - chip_delay: chip dependent delay for transfering data from array to
- * read regs (tR)
- * - options: various chip options. They can partly be set to inform
- * nand_scan about special functionality. See the defines for further
- * explanation
- * Members with a "?" were not set in the merged testing-NAND branch,
- * so they are not set here either.
- */
-int board_nand_init(struct nand_chip *nand)
-{
- unsigned long tCH, tCS, tWH, tWP, tRH, tRP, tRP_high, tR, tWHR, tAR;
-
- /* set up GPIO Control Registers */
- dfc_gpio_init();
-
- /* turn on the NAND Controller Clock (104 MHz @ D0) */
- writel(readl(CKENA) | (CKENA_4_NAND | CKENA_9_SMC), CKENA);
-
-#undef CONFIG_SYS_TIMING_TIGHT
-#ifndef CONFIG_SYS_TIMING_TIGHT
- tCH = MIN(((unsigned long) (NAND_TIMING_tCH * DFC_CLK_PER_US) + 1),
- DFC_MAX_tCH);
- tCS = MIN(((unsigned long) (NAND_TIMING_tCS * DFC_CLK_PER_US) + 1),
- DFC_MAX_tCS);
- tWH = MIN(((unsigned long) (NAND_TIMING_tWH * DFC_CLK_PER_US) + 1),
- DFC_MAX_tWH);
- tWP = MIN(((unsigned long) (NAND_TIMING_tWP * DFC_CLK_PER_US) + 1),
- DFC_MAX_tWP);
- tRH = MIN(((unsigned long) (NAND_TIMING_tRH * DFC_CLK_PER_US) + 1),
- DFC_MAX_tRH);
- tRP = MIN(((unsigned long) (NAND_TIMING_tRP * DFC_CLK_PER_US) + 1),
- DFC_MAX_tRP);
- tR = MIN(((unsigned long) (NAND_TIMING_tR * DFC_CLK_PER_US) + 1),
- DFC_MAX_tR);
- tWHR = MIN(((unsigned long) (NAND_TIMING_tWHR * DFC_CLK_PER_US) + 1),
- DFC_MAX_tWHR);
- tAR = MIN(((unsigned long) (NAND_TIMING_tAR * DFC_CLK_PER_US) + 1),
- DFC_MAX_tAR);
-#else /* this is the tight timing */
-
- tCH = MIN(((unsigned long) (NAND_TIMING_tCH * DFC_CLK_PER_US)),
- DFC_MAX_tCH);
- tCS = MIN(((unsigned long) (NAND_TIMING_tCS * DFC_CLK_PER_US)),
- DFC_MAX_tCS);
- tWH = MIN(((unsigned long) (NAND_TIMING_tWH * DFC_CLK_PER_US)),
- DFC_MAX_tWH);
- tWP = MIN(((unsigned long) (NAND_TIMING_tWP * DFC_CLK_PER_US)),
- DFC_MAX_tWP);
- tRH = MIN(((unsigned long) (NAND_TIMING_tRH * DFC_CLK_PER_US)),
- DFC_MAX_tRH);
- tRP = MIN(((unsigned long) (NAND_TIMING_tRP * DFC_CLK_PER_US)),
- DFC_MAX_tRP);
- tR = MIN(((unsigned long) (NAND_TIMING_tR * DFC_CLK_PER_US) - tCH - 2),
- DFC_MAX_tR);
- tWHR = MIN(((unsigned long) (NAND_TIMING_tWHR * DFC_CLK_PER_US) - tCH - 2),
- DFC_MAX_tWHR);
- tAR = MIN(((unsigned long) (NAND_TIMING_tAR * DFC_CLK_PER_US) - 2),
- DFC_MAX_tAR);
-#endif /* CONFIG_SYS_TIMING_TIGHT */
-
-
- DFC_DEBUG2("tCH=%u, tCS=%u, tWH=%u, tWP=%u, tRH=%u, tRP=%u, tR=%u, tWHR=%u, tAR=%u.\n", tCH, tCS, tWH, tWP, tRH, tRP, tR, tWHR, tAR);
-
- /* tRP value is split in the register */
- if(tRP & (1 << 4)) {
- tRP_high = 1;
- tRP &= ~(1 << 4);
- } else {
- tRP_high = 0;
- }
-
- writel((tCH << 19) |
- (tCS << 16) |
- (tWH << 11) |
- (tWP << 8) |
- (tRP_high << 6) |
- (tRH << 3) |
- (tRP << 0),
- NDTR0CS0);
-
- writel((tR << 16) |
- (tWHR << 4) |
- (tAR << 0),
- NDTR1CS0);
-
- /* If it doesn't work (unlikely) think about:
- * - ecc enable
- * - chip select don't care
- * - read id byte count
- *
- * Intentionally enabled by not setting bits:
- * - dma (DMA_EN)
- * - page size = 512
- * - cs don't care, see if we can enable later!
- * - row address start position (after second cycle)
- * - pages per block = 32
- * - ND_RDY : clears command buffer
- */
- /* NDCR_NCSX | /\* Chip select busy don't care *\/ */
-
- writel(NDCR_SPARE_EN | /* use the spare area */
- NDCR_DWIDTH_C | /* 16bit DFC data bus width */
- NDCR_DWIDTH_M | /* 16 bit Flash device data bus width */
- (2 << 16) | /* read id count = 7 ???? mk@tbd */
- NDCR_ND_ARB_EN | /* enable bus arbiter */
- NDCR_RDYM | /* flash device ready ir masked */
- NDCR_CS0_PAGEDM | /* ND_nCSx page done ir masked */
- NDCR_CS1_PAGEDM |
- NDCR_CS0_CMDDM | /* ND_CSx command done ir masked */
- NDCR_CS1_CMDDM |
- NDCR_CS0_BBDM | /* ND_CSx bad block detect ir masked */
- NDCR_CS1_BBDM |
- NDCR_DBERRM | /* double bit error ir masked */
- NDCR_SBERRM | /* single bit error ir masked */
- NDCR_WRDREQM | /* write data request ir masked */
- NDCR_RDDREQM | /* read data request ir masked */
- NDCR_WRCMDREQM, /* write command request ir masked */
- NDCR);
-
-
- /* wait 10 us due to cmd buffer clear reset */
- /* wait(10); */
-
-
- nand->cmd_ctrl = dfc_hwcontrol;
-/* nand->dev_ready = dfc_device_ready; */
- nand->ecc.mode = NAND_ECC_SOFT;
- nand->ecc.layout = &delta_oob;
- nand->options = NAND_BUSWIDTH_16;
- nand->waitfunc = dfc_wait;
- nand->read_byte = dfc_read_byte;
- nand->read_word = dfc_read_word;
- nand->read_buf = dfc_read_buf;
- nand->write_buf = dfc_write_buf;
-
- nand->cmdfunc = dfc_cmdfunc;
- nand->badblock_pattern = &delta_bbt_descr;
- return 0;
-}
-
-#endif
diff --git a/board/innokom/Makefile b/board/innokom/Makefile
index afae217..ba248c0 100644
--- a/board/innokom/Makefile
+++ b/board/innokom/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := innokom.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/innokom/config.mk b/board/innokom/config.mk
deleted file mode 100644
index 9e46555..0000000
--- a/board/innokom/config.mk
+++ /dev/null
@@ -1,15 +0,0 @@
-#
-# Linux-Kernel is expected to be at c000'8000, entry c000'8000
-#
-# we load ourself to c170'0000, the upper 1 MB of second bank
-#
-# download areas is c800'0000
-#
-
-# This is the address where U-Boot lives in flash:
-#CONFIG_SYS_TEXT_BASE = 0
-
-# FIXME: armboot does only work correctly when being compiled
-# for the addresses _after_ relocation to RAM!! Otherwhise the
-# .bss segment is assumed in flash...
-CONFIG_SYS_TEXT_BASE = 0xa1fe0000
diff --git a/board/innokom/innokom.c b/board/innokom/innokom.c
index 2c51125..e658c35 100644
--- a/board/innokom/innokom.c
+++ b/board/innokom/innokom.c
@@ -100,8 +100,9 @@ int misc_init_r(void)
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
gd->bd->bi_arch_number = MACH_TYPE_INNOKOM;
gd->bd->bi_boot_params = 0xa0000100;
@@ -110,22 +111,20 @@ int board_init (void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-/**
- * dram_init: - setup dynamic RAM
- *
- * @return: 0 in case of success
- */
-
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return 0;
}
-
/**
* innokom_set_led: - switch LEDs on or off
*
diff --git a/board/innokom/lowlevel_init.S b/board/innokom/lowlevel_init.S
deleted file mode 100644
index 55169be..0000000
--- a/board/innokom/lowlevel_init.S
+++ /dev/null
@@ -1,437 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-_TEXT_BASE:
- .word CONFIG_SYS_TEXT_BASE
-
-
-/*
- * Memory setup
- */
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
-/* ldr r3, =MSC1 / low - bank 2 Lubbock Registers / SRAM */
-/* ldr r2, =CONFIG_SYS_MSC1_VAL / high - bank 3 Ethernet Controller */
-/* str r2, [r3] / need to set MSC1 before trying to write to the HEX LEDs */
-/* ldr r2, [r3] / need to read it back to make sure the value latches (see MSC section of manual) */
-/* */
-/* ldr r1, =LED_BLANK */
-/* mov r0, #0xFF */
-/* str r0, [r1] / turn on hex leds */
-/* */
-/*loop: */
-/* */
-/* ldr r0, =0xB0070001 */
-/* ldr r1, =_LED */
-/* str r0, [r1] / hex display */
-
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
- /* test if we run from flash or RAM - RAM/BDI: don't setup RAM */
- adr r3, mem_init /* r0 <- current position of code */
- ldr r2, =mem_init
- cmp r3, r2 /* skip init if in place */
- beq initirqs
-
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field. */
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =0xFFF
- and r3, r3, r2
- ldr r4, =0x03ca4000
- orr r4, r4, r3
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- /* Step 4a: assert MDREFR:K?RUN and configure */
- /* MDREFR:K1DB2 and MDREFR:K2DB2 as desired. */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Step 4b: de-assert MDREFR:SLFRSH. */
-
- bic r4, r4, #(MDREFR_SLFRSH)
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4c: assert MDREFR:E1PIN and E0PIO */
-
- orr r4, r4, #(MDREFR_E1PIN|MDREFR_E0PIN)
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
-
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- /* There should 9 writes, since the first write doesn't */
- /* trigger a refresh cycle on PXA250. See Intel PXA250 and */
- /* PXA210 Processors Specification Update, */
- /* Jan 2003, Errata #116, page 30. */
-
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-
- /* We are finished with Intel's memory controller initialisation */
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
- /* (hard-coding at 398.12MHz for now). */
-
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-
- /* default value in case no valid rotary switch setting is found */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
- /* enable the 32Khz oscillator for RTC and PowerManager */
-/*
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-*/
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size */
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
-
- /* FIXME */
-
-#ifndef DEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/lubbock/Makefile b/board/lubbock/Makefile
index 6592307..2853bca 100644
--- a/board/lubbock/Makefile
+++ b/board/lubbock/Makefile
@@ -27,17 +27,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := lubbock.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/lubbock/config.mk b/board/lubbock/config.mk
deleted file mode 100644
index f30f695..0000000
--- a/board/lubbock/config.mk
+++ /dev/null
@@ -1,3 +0,0 @@
-#CONFIG_SYS_TEXT_BASE = 0xa1700000
-CONFIG_SYS_TEXT_BASE = 0xa3080000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/lubbock/lowlevel_init.S b/board/lubbock/lowlevel_init.S
deleted file mode 100644
index db6f69d..0000000
--- a/board/lubbock/lowlevel_init.S
+++ /dev/null
@@ -1,411 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-
-/*
- * Memory setup
- */
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field. */
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =0xFFF
- and r3, r3, r2
- ldr r4, =0x03ca4000
- orr r4, r4, r3
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Note: preserve the mdrefr value in r4 */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- /* set MDREFR according to user define with exception of a few bits */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- orr r4, r4, #(MDREFR_SLFRSH)
- bic r4, r4, #(MDREFR_E1PIN|MDREFR_E0PIN)
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Step 4b: de-assert MDREFR:SLFRSH. */
-
- bic r4, r4, #(MDREFR_SLFRSH)
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4c: assert MDREFR:E1PIN and E0PIO as desired */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
-
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-
- /* We are finished with Intel's memory controller initialisation */
-
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
- /* (hard-coding at 398.12MHz for now). */
-
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-
- /* default value in case no valid rotary switch setting is found */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef RTC
- /* enable the 32Khz oscillator for RTC and PowerManager */
-
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size */
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
-
- /* FIXME */
-
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/lubbock/lubbock.c b/board/lubbock/lubbock.c
index d8d6ffb..f791c5b 100644
--- a/board/lubbock/lubbock.c
+++ b/board/lubbock/lubbock.c
@@ -36,8 +36,9 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of Lubbock-Board */
gd->bd->bi_arch_number = MACH_TYPE_LUBBOCK;
@@ -55,19 +56,18 @@ int board_late_init(void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
}
#ifdef CONFIG_CMD_NET
diff --git a/board/palmld/Makefile b/board/palmld/Makefile
index bcb014d..0cca8ab 100644
--- a/board/palmld/Makefile
+++ b/board/palmld/Makefile
@@ -24,17 +24,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := palmld.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/palmld/config.mk b/board/palmld/config.mk
deleted file mode 100644
index 1d650ac..0000000
--- a/board/palmld/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-TEXT_BASE = 0xa1000000
diff --git a/board/palmld/lowlevel_init.S b/board/palmld/lowlevel_init.S
deleted file mode 100644
index e3382ee..0000000
--- a/board/palmld/lowlevel_init.S
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Palm LifeDrive Lowlevel Hardware Initialization
- *
- * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/arch/macro.h>
-
-.globl lowlevel_init
-lowlevel_init:
- pxa_gpio_setup
-
- /* Enable GPIO reset */
- ldr r0, =PCFR
- mov r1, #0x30
- str r1, [r0]
-
- pxa_wait_ticks 0x8000
- pxa_mem_setup
- pxa_wakeup
- pxa_intr_setup
- pxa_clock_setup
-
- mov pc, lr
diff --git a/board/palmld/palmld.c b/board/palmld/palmld.c
index 4f0087e..5588fe7 100644
--- a/board/palmld/palmld.c
+++ b/board/palmld/palmld.c
@@ -33,7 +33,11 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
- /* arch number of Lubbock-Board */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
+ /* arch number of PalmLD */
gd->bd->bi_arch_number = MACH_TYPE_PALMLD;
/* adress of boot parameters */
@@ -52,12 +56,18 @@ struct serial_device *default_serial_console(void)
return &serial_ffuart_device;
}
+extern void pxa_dram_init(void);
int dram_init(void)
{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return 0;
}
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
diff --git a/board/palmld/u-boot.lds b/board/palmld/u-boot.lds
deleted file mode 100644
index fb4358b..0000000
--- a/board/palmld/u-boot.lds
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * (C) Copyright 2000-2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- cpu/pxa/start.o (.text)
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = ALIGN(4);
- .got : { *(.got) }
-
- . = .;
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
-
- . = ALIGN(4);
- __bss_start = .;
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- _end = .;
-}
diff --git a/board/palmtc/Makefile b/board/palmtc/Makefile
index 20ac4e1..3a12e66 100644
--- a/board/palmtc/Makefile
+++ b/board/palmtc/Makefile
@@ -24,17 +24,16 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := palmtc.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/palmtc/config.mk b/board/palmtc/config.mk
deleted file mode 100644
index 1d650ac..0000000
--- a/board/palmtc/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-TEXT_BASE = 0xa1000000
diff --git a/board/palmtc/lowlevel_init.S b/board/palmtc/lowlevel_init.S
deleted file mode 100644
index 74050dc..0000000
--- a/board/palmtc/lowlevel_init.S
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Palm Tungsten|C Lowlevel Hardware Initialization
- *
- * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/arch/macro.h>
-
-.globl lowlevel_init
-lowlevel_init:
- pxa_gpio_setup
- pxa_wait_ticks 0x8000
- pxa_mem_setup
- pxa_wakeup
- pxa_intr_setup
- pxa_clock_setup
-
- mov pc, lr
diff --git a/board/palmtc/palmtc.c b/board/palmtc/palmtc.c
index 04cb33e..25186ae 100644
--- a/board/palmtc/palmtc.c
+++ b/board/palmtc/palmtc.c
@@ -32,6 +32,10 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
/* Arch number of Palm Tungsten|C */
gd->bd->bi_arch_number = MACH_TYPE_PALMTC;
@@ -51,9 +55,16 @@ struct serial_device *default_serial_console(void)
return &serial_ffuart_device;
}
+extern void pxa_dram_init(void);
int dram_init(void)
{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- return 0;
}
diff --git a/board/palmtc/u-boot.lds b/board/palmtc/u-boot.lds
deleted file mode 100644
index fb4358b..0000000
--- a/board/palmtc/u-boot.lds
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * (C) Copyright 2000-2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- cpu/pxa/start.o (.text)
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = ALIGN(4);
- .got : { *(.got) }
-
- . = .;
- __u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- __u_boot_cmd_end = .;
-
- . = ALIGN(4);
- __bss_start = .;
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- _end = .;
-}
diff --git a/board/pleb2/Makefile b/board/pleb2/Makefile
index faa2691..cb0c3d7 100644
--- a/board/pleb2/Makefile
+++ b/board/pleb2/Makefile
@@ -27,17 +27,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := pleb2.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/pleb2/config.mk b/board/pleb2/config.mk
deleted file mode 100644
index 079f58e..0000000
--- a/board/pleb2/config.mk
+++ /dev/null
@@ -1,3 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0xa1F80000
-#CONFIG_SYS_TEXT_BASE = 0xa3080000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/pleb2/lowlevel_init.S b/board/pleb2/lowlevel_init.S
deleted file mode 100644
index b95ff9c..0000000
--- a/board/pleb2/lowlevel_init.S
+++ /dev/null
@@ -1,488 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GRER0
- ldr r1, =CONFIG_SYS_GRER0_VAL
- str r1, [r0]
-
- ldr r0, =GRER1
- ldr r1, =CONFIG_SYS_GRER1_VAL
- str r1, [r0]
-
- ldr r0, =GRER2
- ldr r1, =CONFIG_SYS_GRER2_VAL
- str r1, [r0]
-
- ldr r0, =GFER0
- ldr r1, =CONFIG_SYS_GFER0_VAL
- str r1, [r0]
-
- ldr r0, =GFER1
- ldr r1, =CONFIG_SYS_GFER1_VAL
- str r1, [r0]
-
- ldr r0, =GFER2
- ldr r1, =CONFIG_SYS_GFER2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- /* enable GPIO pins */
- ldr r0, =PSSR
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
-
-/*********************************************************************
- Initlialize Memory Controller
-
- See PXA250 Operating System Developer's Guide
-
- pause for 200 uSecs- allow internal clocks to settle
- *Note: only need this if hard reset... doing it anyway for now
-*/
-
- @ Step 1
- @ ---- Wait 200 usec
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
- @ get memory controller base address
- ldr r1, =MEMC_BASE
-
-@****************************************************************************
-@ Step 2
-@
-
- @ Step 2a
- @ write msc0, read back to ensure data latches
- @
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET]
-
- @ write msc1
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- @ write msc2
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
-
-@ Step 2b
- @ write mecr
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
-
- @ write mcmem0
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
-
- @ write mcmem1
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
-
- @ write mcatt0
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
-
- @ write mcatt1
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
-
- @ write mcio0
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
-
- @ write mcio1
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
-
-@ Step 2c
- @ fly-by-dma is defeatured on this part
- @ write flycnfg
- @ldr r2, =CONFIG_SYS_FLYCNFG_VAL
- @str r2, [r1, #FLYCNFG_OFFSET]
-
-/* FIXME Does this sequence really make sense */
-#ifdef REDBOOT_WAY
- @ Step 2d
- @ get the mdrefr settings
- ldr r3, =CONFIG_SYS_MDREFR_VAL
-
- @ extract DRI field (we need a valid DRI field)
- @
- ldr r2, =0xFFF
-
- @ valid DRI field in r3
- @
- and r3, r3, r2
-
- @ get the reset state of MDREFR
- @
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ clear the DRI field
- @
- bic r4, r4, r2
-
- @ insert the valid DRI field loaded above
- @
- orr r4, r4, r3
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ *Note: preserve the mdrefr value in r4 *
-
-@****************************************************************************
-@ Step 3
-@
-@ NO SRAM
-
- mov pc, r10
-
-
-@****************************************************************************
-@ Step 4
-@
-
- @ Assumes previous mdrefr value in r4, if not then read current mdrefr
-
- @ clear the free-running clock bits
- @ (clear K0Free, K1Free, K2Free
- @
- bic r4, r4, #(0x00800000 | 0x01000000 | 0x02000000)
-
- @ set K0RUN for CPLD clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN if bank 0 installed
- @
- orr r4, r4, #0x00010000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#else
- @ Step 2d
- @ get the mdrefr settings
- ldr r3, =CONFIG_SYS_MDREFR_VAL
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ Step 4
-
- @ set K0RUN for CPLD clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN for bank 0
- @
- orr r4, r4, #0x00010000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#endif
-
- @ Step 4d
- @ fetch platform value of mdcnfg
- @
- ldr r2, =CONFIG_SYS_MDCNFG_VAL
-
- @ disable all sdram banks
- @
- bic r2, r2, #(MDCNFG_DE0 | MDCNFG_DE1)
- bic r2, r2, #(MDCNFG_DE2 | MDCNFG_DE3)
-
- @ program banks 0/1 for bus width
- @
- bic r2, r2, #MDCNFG_DWID0 @0=32-bit
-
- @ write initial value of mdcnfg, w/o enabling sdram banks
- @
- str r2, [r1, #MDCNFG_OFFSET]
-
- @ Step 4e
- @ pause for 200 uSecs
- @
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
- 1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- /* Why is this here??? */
- mov r0, #0x78 @turn everything off
- mcr p15, 0, r0, c1, c0, 0 @(caches off, MMU off, etc.)
-
- @ Step 4f
- @ Access memory *not yet enabled* for CBR refresh cycles (8)
- @ - CBR is generated for all banks
-
- ldr r2, =CONFIG_SYS_DRAM_BASE
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
-
- @ Step 4g
- @get memory controller base address
- @
- ldr r1, =MEMC_BASE
-
- @fetch current mdcnfg value
- @
- ldr r3, [r1, #MDCNFG_OFFSET]
-
- @enable sdram bank 0 if installed (must do for any populated bank)
- @
- orr r3, r3, #MDCNFG_DE0
-
- @write back mdcnfg, enabling the sdram bank(s)
- @
- str r3, [r1, #MDCNFG_OFFSET]
-
- @ Step 4h
- @ write mdmrs
- @
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
- @ Done Memory Init
-
- /*SET_LED 6 */
-
- @********************************************************************
- @ Disable (mask) all interrupts at the interrupt controller
- @
-
- @ clear the interrupt level register (use IRQ, not FIQ)
- @
- mov r1, #0
- ldr r2, =ICLR
- str r1, [r2]
-
- @ Set interrupt mask register
- @
- ldr r1, =CONFIG_SYS_ICMR_VAL
- ldr r2, =ICMR
- str r1, [r2]
-
- @ ********************************************************************
- @ Disable the peripheral clocks, and set the core clock
- @
-
- @ Turn Off ALL on-chip peripheral clocks for re-configuration
- @
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
- @ set core clocks
- @
- ldr r2, =CONFIG_SYS_CCCR_VAL
- ldr r1, =CCCR
- str r2, [r1]
-
- #ifdef ENABLE32KHZ
- @ enable the 32Khz oscillator for RTC and PowerManager
- @
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- @ NOTE: spin here until OSCC.OOK get set,
- @ meaning the PLL has settled.
- @
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- @ Turn on needed clocks
- @
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN_VAL
- str r2, [r1]
-
- /*SET_LED 7 */
-
-/* Is this needed???? */
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- mov pc, r10
-
-@ End lowlevel_init
diff --git a/board/pleb2/pleb2.c b/board/pleb2/pleb2.c
index 97c37ea..5a16cc7 100644
--- a/board/pleb2/pleb2.c
+++ b/board/pleb2/pleb2.c
@@ -36,8 +36,9 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of Lubbock-Board */
gd->bd->bi_arch_number = MACH_TYPE_PLEB2;
@@ -55,17 +56,16 @@ int board_late_init(void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
}
diff --git a/board/pxa255_idp/Makefile b/board/pxa255_idp/Makefile
index 4892b42..2835f37 100644
--- a/board/pxa255_idp/Makefile
+++ b/board/pxa255_idp/Makefile
@@ -27,17 +27,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := pxa_idp.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/pxa255_idp/config.mk b/board/pxa255_idp/config.mk
deleted file mode 100644
index f30f695..0000000
--- a/board/pxa255_idp/config.mk
+++ /dev/null
@@ -1,3 +0,0 @@
-#CONFIG_SYS_TEXT_BASE = 0xa1700000
-CONFIG_SYS_TEXT_BASE = 0xa3080000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/pxa255_idp/lowlevel_init.S b/board/pxa255_idp/lowlevel_init.S
deleted file mode 100644
index a50760f..0000000
--- a/board/pxa255_idp/lowlevel_init.S
+++ /dev/null
@@ -1,496 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-/*
- * Memory setup
- */
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
-#ifdef DEBUG_BLINK_ENABLE
- /* 3rd blink */
- bl blink
-#endif
-
- /* Set up GPIO pins first ----------------------------------------- */
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
-#ifdef DEBUG_BLINK_ENABLE
- /* 4th debug blink */
- bl blink
-#endif
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
-#ifdef DEBUG_BLINK_ENABLE
- /* 5th blink */
- bl blink
-#endif
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field. */
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- ldr r2, =0xFFF
- and r3, r3, r2
- ldr r4, =0x03ca4000
- orr r4, r4, r3
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Note: preserve the mdrefr value in r4 */
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- /* set MDREFR according to user define with exception of a few bits */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- orr r4, r4, #(MDREFR_SLFRSH)
- bic r4, r4, #(MDREFR_E1PIN|MDREFR_E0PIN)
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Step 4b: de-assert MDREFR:SLFRSH. */
-
- bic r4, r4, #(MDREFR_SLFRSH)
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Step 4c: assert MDREFR:E1PIN and E0PIO as desired */
-
- ldr r4, =CONFIG_SYS_MDREFR_VAL
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
-
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- orr r3, r3, #(MDCNFG_DE0|MDCNFG_DE1)
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
- /* We are finished with Intel's memory controller initialisation */
-#if 0
- /* FIXME turn on serial ports */
- /* look into moving this to board_init() */
- ldr r2, =(PXA_CS5_PHYS + 0x03C0002c)
- mov r3, #0x13
- str r3, [r2]
-#endif
-
-#ifdef DEBUG_BLINK_ENABLE
- /* 6th blink */
- bl blink
-#endif
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
- /* (hard-coding at 398.12MHz for now). */
-
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
-#if 0
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
- /* default value in case no valid rotary switch setting is found */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
-#endif
-
-#ifdef RTC
- /* enable the 32Khz oscillator for RTC and PowerManager */
-
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size */
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
-
- /* FIXME */
-
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End memsetup */
- /* ---------------------------------------------------------------- */
-
-#ifdef DEBUG_BLINK_ENABLE
- /* 7th blink */
- bl blink
-#endif
-
-endlowlevel_init:
-
- mov pc, r10
-
-
-#ifdef DEBUG_BLINK_ENABLE
-
-/* debug LED code */
-
-/* delay about 200ms */
-delay:
-
- /* reset OSCR to 0 */
- ldr r8, =OSCR
- mov r9, #0
- str r9, [r8]
-
- /* make sure new value has stuck */
-1:
- ldr r8, =OSCR
- ldr r9, [r8]
- mov r8, #0x10000
- cmp r9, r8
- bgt 1b
-
- /* now, wait for delay to expire */
-1:
- ldr r8, =OSCR
- ldr r9, [r8]
- mov r8, #0xd4000
- cmp r8, r9
- bgt 1b
-
- mov pc, lr
-
-/* blink code -- trashes r7, r8, r9 */
-
-.globl blink
-blink:
-
- mov r7, lr
-
- /* set GPIO10 as outout */
- ldr r8, =GPDR0
- ldr r9, [r8]
- orr r9, r9, #(1<<10)
- str r9, [r8]
-
- /* turn LED off */
- mov r9, #(1<<10)
- ldr r8, =GPCR0
- str r9, [r8]
- bl delay
-
- /* turn LED on */
- mov r9, #(1<<10)
- ldr r8, =GPSR0
- str r9, [r8]
- bl delay
-
- /* turn LED off */
- mov r9, #(1<<10)
- ldr r8, =GPCR0
- str r9, [r8]
-
- mov pc, r7
-
-#endif
diff --git a/board/pxa255_idp/pxa_idp.c b/board/pxa255_idp/pxa_idp.c
index 4ab8bd4..804d09c 100644
--- a/board/pxa255_idp/pxa_idp.c
+++ b/board/pxa255_idp/pxa_idp.c
@@ -43,8 +43,9 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of Lubbock-Board */
gd->bd->bi_arch_number = MACH_TYPE_PXA_IDP;
@@ -82,22 +83,20 @@ int board_late_init(void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
}
-
#ifdef DEBUG_BLINKC_ENABLE
void delay_c(void)
diff --git a/board/trizepsiv/Makefile b/board/trizepsiv/Makefile
index 44c0d49..060ac89 100644
--- a/board/trizepsiv/Makefile
+++ b/board/trizepsiv/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := conxs.o eeprom.o
-SOBJS := lowlevel_init.o pxavoltage.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/trizepsiv/config.mk b/board/trizepsiv/config.mk
deleted file mode 100644
index f04eb74..0000000
--- a/board/trizepsiv/config.mk
+++ /dev/null
@@ -1,3 +0,0 @@
-CONFIG_SYS_TEXT_BASE =0xa1f00000
-# 0xa1700000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/trizepsiv/conxs.c b/board/trizepsiv/conxs.c
index 0c67367..99f665b 100644
--- a/board/trizepsiv/conxs.c
+++ b/board/trizepsiv/conxs.c
@@ -104,8 +104,9 @@ void usb_board_stop(void)
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of ConXS Board */
gd->bd->bi_arch_number = 776;
@@ -138,18 +139,18 @@ struct serial_device *default_serial_console (void)
return &serial_ffuart_device;
}
-int dram_init (void)
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-
- return 0;
}
#ifdef CONFIG_DRIVER_DM9000
diff --git a/board/trizepsiv/lowlevel_init.S b/board/trizepsiv/lowlevel_init.S
deleted file mode 100644
index 128d554..0000000
--- a/board/trizepsiv/lowlevel_init.S
+++ /dev/null
@@ -1,503 +0,0 @@
-/*
- * This was originally from the Lubbock u-boot port.
- *
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-
-/*
- * Memory setup
- */
-
-.globl lowlevel_init
-lowlevel_init:
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPSR3
- ldr r1, =CONFIG_SYS_GPSR3_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR3
- ldr r1, =CONFIG_SYS_GPCR3_VAL
- str r1, [r0]
-
- ldr r0, =GRER0
- ldr r1, =CONFIG_SYS_GRER0_VAL
- str r1, [r0]
-
- ldr r0, =GRER1
- ldr r1, =CONFIG_SYS_GRER1_VAL
- str r1, [r0]
-
- ldr r0, =GRER2
- ldr r1, =CONFIG_SYS_GRER2_VAL
- str r1, [r0]
-
- ldr r0, =GRER3
- ldr r1, =CONFIG_SYS_GRER3_VAL
- str r1, [r0]
-
- ldr r0, =GFER0
- ldr r1, =CONFIG_SYS_GFER0_VAL
- str r1, [r0]
-
- ldr r0, =GFER1
- ldr r1, =CONFIG_SYS_GFER1_VAL
- str r1, [r0]
-
- ldr r0, =GFER2
- ldr r1, =CONFIG_SYS_GFER2_VAL
- str r1, [r0]
-
- ldr r0, =GFER3
- ldr r1, =CONFIG_SYS_GFER3_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR3
- ldr r1, =CONFIG_SYS_GPDR3_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR3_L
- ldr r1, =CONFIG_SYS_GAFR3_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR3_U
- ldr r1, =CONFIG_SYS_GAFR3_U_VAL
- str r1, [r0]
-
- ldr r0, =PSSR /* enable GPIO pins */
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1, =MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET] /* read back to ensure */
- /* that data latches */
- /* MSC1: nCS(2,3) */
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
- ldr r2, [r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
- ldr r2, [r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
- ldr r2, [r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
- ldr r2, [r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
- ldr r2, [r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
- ldr r2, [r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
- ldr r2, [r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
- ldr r2, =CONFIG_SYS_FLYCNFG_VAL
- str r2, [r1, #FLYCNFG_OFFSET]
- str r2, [r1, #FLYCNFG_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- /* Before accessing MDREFR we need a valid DRI field, so we set */
- /* this to power on defaults + DRI field. */
-
- ldr r4, [r1, #MDREFR_OFFSET]
- ldr r2, =0xFFF
- bic r4, r4, r2
-
- ldr r3, =CONFIG_SYS_MDREFR_VAL
- and r3, r3, r2
-
- orr r4, r4, r3
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
-
- orr r4, r4, #MDREFR_K0RUN
- orr r4, r4, #MDREFR_K0DB4
- orr r4, r4, #MDREFR_K0FREE
- orr r4, r4, #MDREFR_K0DB2
- orr r4, r4, #MDREFR_K1DB2
- bic r4, r4, #MDREFR_K1FREE
- bic r4, r4, #MDREFR_K2FREE
-
- str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
- ldr r4, [r1, #MDREFR_OFFSET]
-
- /* Note: preserve the mdrefr value in r4 */
-
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- ldr r2, =CONFIG_SYS_SXCNFG_VAL
- str r2, [r1, #SXCNFG_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- bic r4, r4, #(MDREFR_K2FREE |MDREFR_K1FREE | MDREFR_K0FREE)
-
- orr r4, r4, #MDREFR_K1RUN
- bic r4, r4, #MDREFR_K2DB2
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- bic r4, r4, #MDREFR_SLFRSH
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- orr r4, r4, #MDREFR_E1PIN
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- nop
- nop
-
-
- /* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to */
- /* configure but not enable each SDRAM partition pair. */
-
- ldr r4, =CONFIG_SYS_MDCNFG_VAL
- bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
- bic r4, r4, #(MDCNFG_DE2|MDCNFG_DE3)
-
- str r4, [r1, #MDCNFG_OFFSET] /* write back MDCNFG */
- ldr r4, [r1, #MDCNFG_OFFSET]
-
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* (MDCNFG:DEx set to 1). */
-
- ldr r3, [r1, #MDCNFG_OFFSET]
- mov r4, r3
- orr r3, r3, #MDCNFG_DE0
- str r3, [r1, #MDCNFG_OFFSET]
- mov r0, r3
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
- /* enable APD */
- ldr r3, [r1, #MDREFR_OFFSET]
- orr r3, r3, #MDREFR_APD
- str r3, [r1, #MDREFR_OFFSET]
-
- /* We are finished with Intel's memory controller initialisation */
-
-
-setvoltage:
-
- mov r10, lr
- bl initPXAvoltage /* In case the board is rebooting with a */
- mov lr, r10 /* low voltage raise it up to a good one. */
-
-#if 1
- b initirqs
-#endif
-
-wakeup:
- /* Are we waking from sleep? */
- ldr r0, =RCSR
- ldr r1, [r0]
- and r1, r1, #(RCSR_GPR | RCSR_SMR | RCSR_WDR | RCSR_HWR)
- str r1, [r0]
- teq r1, #RCSR_SMR
-
- bne initirqs
-
- ldr r0, =PSSR
- mov r1, #PSSR_PH
- str r1, [r0]
-
- /* if so, resume at PSPR */
- ldr r0, =PSPR
- ldr r1, [r0]
- mov pc, r1
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
-
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r2, =ICMR /* mask all interrupts at the controller */
- str r1, [r2]
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
-
- /* Turn Off on-chip peripheral clocks (except for memory) */
- /* for re-configuration. */
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN
- str r2, [r1]
-
- /* ... and write the core clock config register */
- ldr r2, =CONFIG_SYS_CCCR
- ldr r1, =CCCR
- str r2, [r1]
-
- /* Turn on turbo mode */
- mrc p14, 0, r2, c6, c0, 0
- orr r2, r2, #0xB /* Turbo, Fast-Bus, Freq change**/
- mcr p14, 0, r2, c6, c0, 0
-
- /* Re-write MDREFR */
- ldr r1, =MEMC_BASE
- ldr r2, [r1, #MDREFR_OFFSET]
- str r2, [r1, #MDREFR_OFFSET]
-#ifdef RTC
- /* enable the 32Khz oscillator for RTC and PowerManager */
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#else
-#error "RTC not defined"
-#endif
-
- /* Interrupt init: Mask all interrupts */
- ldr r0, =ICMR /* enable no sources */
- mov r1, #0
- str r1, [r0]
- /* FIXME */
-
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/trizepsiv/pxavoltage.S b/board/trizepsiv/pxavoltage.S
deleted file mode 100644
index 9659c2b..0000000
--- a/board/trizepsiv/pxavoltage.S
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * (C) Copyright 2007
- * Stefano Babic, DENX Gmbh, sbabic@denx.de
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <asm/arch/pxa-regs.h>
-
- .global initPXAvoltage
-
-initPXAvoltage:
- mov pc, lr
diff --git a/board/wepep250/Makefile b/board/wepep250/Makefile
deleted file mode 100644
index 0669b0e..0000000
--- a/board/wepep250/Makefile
+++ /dev/null
@@ -1,51 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).a
-
-COBJS := wepep250.o flash.o
-SOBJS := lowlevel_init.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
-
-clean:
- rm -f $(SOBJS) $(OBJS)
-
-distclean: clean
- rm -f $(LIB) core *.bak $(obj).depend
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/wepep250/config.mk b/board/wepep250/config.mk
deleted file mode 100644
index 60cbc24..0000000
--- a/board/wepep250/config.mk
+++ /dev/null
@@ -1,11 +0,0 @@
-#
-# This is config used for compilation of WEP EP250 sources
-#
-# You might change location of U-Boot in memory by setting right CONFIG_SYS_TEXT_BASE.
-# This allows for example having one copy located at the end of ram and stored
-# in flash device and later on while developing use other location to test
-# the code in RAM device only.
-#
-
-CONFIG_SYS_TEXT_BASE = 0xa1fe0000
-#CONFIG_SYS_TEXT_BASE = 0xa1001000
diff --git a/board/wepep250/flash.c b/board/wepep250/flash.c
deleted file mode 100644
index c6e9171..0000000
--- a/board/wepep250/flash.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- * Copyright (C) 2003 ETC s.r.o.
- *
- * This code was inspired by Marius Groeger and Kyle Harris code
- * available in other board ports for U-Boot
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Written by Peter Figuli <peposh@etc.sk>, 2003.
- *
- */
-
-#include <common.h>
-#include "intel.h"
-
-
-/*
- * This code should handle CFI FLASH memory device. This code is very
- * minimalistic approach without many essential error handling code as well.
- * Because U-Boot actually is missing smart handling of FLASH device,
- * we just set flash_id to anything else to FLASH_UNKNOW, so common code
- * can call us without any restrictions.
- * TODO: Add CFI Query, to be able to determine FLASH device.
- * TODO: Add error handling code
- * NOTE: This code was tested with BUS_WIDTH 4 and ITERLEAVE 2 only, but
- * hopefully may work with other configurations.
- */
-
-#if ( WEP_FLASH_BUS_WIDTH == 1 )
-# define FLASH_BUS vu_char
-# define FLASH_BUS_RET u_char
-# if ( WEP_FLASH_INTERLEAVE == 1 )
-# define FLASH_CMD( x ) x
-# else
-# error "With 8bit bus only one chip is allowed"
-# endif
-
-
-#elif ( WEP_FLASH_BUS_WIDTH == 2 )
-# define FLASH_BUS vu_short
-# define FLASH_BUS_RET u_short
-# if ( WEP_FLASH_INTERLEAVE == 1 )
-# define FLASH_CMD( x ) x
-# elif ( WEP_FLASH_INTERLEAVE == 2 )
-# define FLASH_CMD( x ) (( x << 8 )| x )
-# else
-# error "With 16bit bus only 1 or 2 chip(s) are allowed"
-# endif
-
-
-#elif ( WEP_FLASH_BUS_WIDTH == 4 )
-# define FLASH_BUS vu_long
-# define FLASH_BUS_RET u_long
-# if ( WEP_FLASH_INTERLEAVE == 1 )
-# define FLASH_CMD( x ) x
-# elif ( WEP_FLASH_INTERLEAVE == 2 )
-# define FLASH_CMD( x ) (( x << 16 )| x )
-# elif ( WEP_FLASH_INTERLEAVE == 4 )
-# define FLASH_CMD( x ) (( x << 24 )|( x << 16 ) ( x << 8 )| x )
-# else
-# error "With 32bit bus only 1,2 or 4 chip(s) are allowed"
-# endif
-
-#else
-# error "Flash bus width might be 1,2,4 for 8,16,32 bit configuration"
-#endif
-
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
-
-static FLASH_BUS_RET flash_status_reg (void)
-{
-
- FLASH_BUS *addr = (FLASH_BUS *) 0;
-
- *addr = FLASH_CMD (CFI_INTEL_CMD_READ_STATUS_REGISTER);
-
- return *addr;
-}
-
-static int flash_ready (ulong timeout)
-{
- int ok = 1;
-
- reset_timer_masked ();
- while ((flash_status_reg () & FLASH_CMD (CFI_INTEL_SR_READY)) !=
- FLASH_CMD (CFI_INTEL_SR_READY)) {
- if (get_timer_masked () > timeout && timeout != 0) {
- ok = 0;
- break;
- }
- }
- return ok;
-}
-
-#if ( CONFIG_SYS_MAX_FLASH_BANKS != 1 )
-# error "WEP platform has only one flash bank!"
-#endif
-
-
-ulong flash_init (void)
-{
- int i;
- FLASH_BUS address = WEP_FLASH_BASE;
-
- flash_info[0].size = WEP_FLASH_BANK_SIZE;
- flash_info[0].sector_count = CONFIG_SYS_MAX_FLASH_SECT;
- flash_info[0].flash_id = INTEL_MANUFACT;
- memset (flash_info[0].protect, 0, CONFIG_SYS_MAX_FLASH_SECT);
-
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_SECT; i++) {
- flash_info[0].start[i] = address;
-#ifdef WEP_FLASH_UNLOCK
- /* Some devices are hw locked after start. */
- *((FLASH_BUS *) address) = FLASH_CMD (CFI_INTEL_CMD_LOCK_SETUP);
- *((FLASH_BUS *) address) = FLASH_CMD (CFI_INTEL_CMD_UNLOCK_BLOCK);
- flash_ready (0);
- *((FLASH_BUS *) address) = FLASH_CMD (CFI_INTEL_CMD_READ_ARRAY);
-#endif
- address += WEP_FLASH_SECT_SIZE;
- }
-
- flash_protect (FLAG_PROTECT_SET,
- CONFIG_SYS_FLASH_BASE,
- CONFIG_SYS_FLASH_BASE + monitor_flash_len - 1,
- &flash_info[0]);
-
- flash_protect (FLAG_PROTECT_SET,
- CONFIG_ENV_ADDR,
- CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[0]);
-
- return WEP_FLASH_BANK_SIZE;
-}
-
-void flash_print_info (flash_info_t * info)
-{
- int i;
-
- printf (" Intel vendor\n");
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i = 0; i < info->sector_count; i++) {
- if (!(i % 5)) {
- printf ("\n");
- }
-
- printf (" %08lX%s", info->start[i],
- info->protect[i] ? " (RO)" : " ");
- }
- printf ("\n");
-}
-
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
- int flag, non_protected = 0, sector;
- int rc = ERR_OK;
-
- FLASH_BUS *address;
-
- for (sector = s_first; sector <= s_last; sector++) {
- if (!info->protect[sector]) {
- non_protected++;
- }
- }
-
- if (!non_protected) {
- return ERR_PROTECTED;
- }
-
- /*
- * Disable interrupts which might cause a timeout
- * here. Remember that our exception vectors are
- * at address 0 in the flash, and we don't want a
- * (ticker) exception to happen while the flash
- * chip is in programming mode.
- */
- flag = disable_interrupts ();
-
-
- /* Start erase on unprotected sectors */
- for (sector = s_first; sector <= s_last && !ctrlc (); sector++) {
- if (info->protect[sector]) {
- printf ("Protected sector %2d skipping...\n", sector);
- continue;
- } else {
- printf ("Erasing sector %2d ... ", sector);
- }
-
- address = (FLASH_BUS *) (info->start[sector]);
-
- *address = FLASH_CMD (CFI_INTEL_CMD_BLOCK_ERASE);
- *address = FLASH_CMD (CFI_INTEL_CMD_CONFIRM);
- if (flash_ready (CONFIG_SYS_FLASH_ERASE_TOUT)) {
- *address = FLASH_CMD (CFI_INTEL_CMD_CLEAR_STATUS_REGISTER);
- printf ("ok.\n");
- } else {
- *address = FLASH_CMD (CFI_INTEL_CMD_SUSPEND);
- rc = ERR_TIMOUT;
- printf ("timeout! Aborting...\n");
- break;
- }
- *address = FLASH_CMD (CFI_INTEL_CMD_READ_ARRAY);
- }
- if (ctrlc ())
- printf ("User Interrupt!\n");
-
- /* allow flash to settle - wait 10 ms */
- udelay_masked (10000);
- if (flag) {
- enable_interrupts ();
- }
-
- return rc;
-}
-
-static int write_data (flash_info_t * info, ulong dest, FLASH_BUS data)
-{
- FLASH_BUS *address = (FLASH_BUS *) dest;
- int rc = ERR_OK;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*address & data) != data) {
- return ERR_NOT_ERASED;
- }
-
- /*
- * Disable interrupts which might cause a timeout
- * here. Remember that our exception vectors are
- * at address 0 in the flash, and we don't want a
- * (ticker) exception to happen while the flash
- * chip is in programming mode.
- */
-
- flag = disable_interrupts ();
-
- *address = FLASH_CMD (CFI_INTEL_CMD_CLEAR_STATUS_REGISTER);
- *address = FLASH_CMD (CFI_INTEL_CMD_PROGRAM1);
- *address = data;
-
- if (!flash_ready (CONFIG_SYS_FLASH_WRITE_TOUT)) {
- *address = FLASH_CMD (CFI_INTEL_CMD_SUSPEND);
- rc = ERR_TIMOUT;
- printf ("timeout! Aborting...\n");
- }
-
- *address = FLASH_CMD (CFI_INTEL_CMD_READ_ARRAY);
- if (flag) {
- enable_interrupts ();
- }
-
- return rc;
-}
-
-int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
- ulong read_addr, write_addr;
- FLASH_BUS data;
- int i, result = ERR_OK;
-
-
- read_addr = addr & ~(sizeof (FLASH_BUS) - 1);
- write_addr = read_addr;
- if (read_addr != addr) {
- data = 0;
- for (i = 0; i < sizeof (FLASH_BUS); i++) {
- if (read_addr < addr || cnt == 0) {
- data |= *((uchar *) read_addr) << i * 8;
- } else {
- data |= (*src++) << i * 8;
- cnt--;
- }
- read_addr++;
- }
- if ((result = write_data (info, write_addr, data)) != ERR_OK) {
- return result;
- }
- write_addr += sizeof (FLASH_BUS);
- }
- for (; cnt >= sizeof (FLASH_BUS); cnt -= sizeof (FLASH_BUS)) {
- if ((result = write_data (info, write_addr,
- *((FLASH_BUS *) src))) != ERR_OK) {
- return result;
- }
- write_addr += sizeof (FLASH_BUS);
- src += sizeof (FLASH_BUS);
- }
- if (cnt > 0) {
- read_addr = write_addr;
- data = 0;
- for (i = 0; i < sizeof (FLASH_BUS); i++) {
- if (cnt > 0) {
- data |= (*src++) << i * 8;
- cnt--;
- } else {
- data |= *((uchar *) read_addr) << i * 8;
- }
- read_addr++;
- }
- if ((result = write_data (info, write_addr, data)) != 0) {
- return result;
- }
- }
- return ERR_OK;
-}
diff --git a/board/wepep250/intel.h b/board/wepep250/intel.h
deleted file mode 100644
index 77498b6..0000000
--- a/board/wepep250/intel.h
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * Copyright (C) 2002 ETC s.r.o.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the ETC s.r.o. nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Written by Marcel Telka <marcel@telka.sk>, 2002.
- *
- * Documentation:
- * [1] Intel Corporation, "3 Volt Intel Strata Flash Memory 28F128J3A, 28F640J3A,
- * 28F320J3A (x8/x16)", April 2002, Order Number: 290667-011
- * [2] Intel Corporation, "3 Volt Synchronous Intel Strata Flash Memory 28F640K3, 28F640K18,
- * 28F128K3, 28F128K18, 28F256K3, 28F256K18 (x16)", June 2002, Order Number: 290737-005
- *
- * This file is taken from OpenWinCE project hosted by SourceForge.net
- *
- */
-
-#ifndef FLASH_INTEL_H
-#define FLASH_INTEL_H
-
-#include <common.h>
-
-/* Intel CFI commands - see Table 4. in [1] and Table 3. in [2] */
-
-#define CFI_INTEL_CMD_READ_ARRAY 0xFF /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_READ_IDENTIFIER 0x90 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_READ_QUERY 0x98 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_READ_STATUS_REGISTER 0x70 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_CLEAR_STATUS_REGISTER 0x50 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_PROGRAM1 0x40 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_PROGRAM2 0x10 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_WRITE_TO_BUFFER 0xE8 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_CONFIRM 0xD0 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_BLOCK_ERASE 0x20 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_SUSPEND 0xB0 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_RESUME 0xD0 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_LOCK_SETUP 0x60 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_LOCK_BLOCK 0x01 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_UNLOCK_BLOCK 0xD0 /* 28FxxxJ3A - unlocks all blocks, 28FFxxxK3, 28FxxxK18 */
-#define CFI_INTEL_CMD_LOCK_DOWN_BLOCK 0x2F /* 28FxxxK3, 28FxxxK18 */
-
-/* Intel CFI Status Register bits - see Table 6. in [1] and Table 7. in [2] */
-
-#define CFI_INTEL_SR_READY 1 << 7 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_ERASE_SUSPEND 1 << 6 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_ERASE_ERROR 1 << 5 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_PROGRAM_ERROR 1 << 4 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_VPEN_ERROR 1 << 3 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_PROGRAM_SUSPEND 1 << 2 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_BLOCK_LOCKED 1 << 1 /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
-#define CFI_INTEL_SR_BEFP 1 << 0 /* 28FxxxK3, 28FxxxK18 */
-
-/* Intel flash device ID codes for 28FxxxJ3A - see Table 5. in [1] */
-
-#define CFI_CHIP_INTEL_28F320J3A 0x0016
-#define CFI_CHIPN_INTEL_28F320J3A "28F320J3A"
-#define CFI_CHIP_INTEL_28F640J3A 0x0017
-#define CFI_CHIPN_INTEL_28F640J3A "28F640J3A"
-#define CFI_CHIP_INTEL_28F128J3A 0x0018
-#define CFI_CHIPN_INTEL_28F128J3A "28F128J3A"
-
-/* Intel flash device ID codes for 28FxxxK3 and 28FxxxK18 - see Table 8. in [2] */
-
-#define CFI_CHIP_INTEL_28F640K3 0x8801
-#define CFI_CHIPN_INTEL_28F640K3 "28F640K3"
-#define CFI_CHIP_INTEL_28F128K3 0x8802
-#define CFI_CHIPN_INTEL_28F128K3 "28F128K3"
-#define CFI_CHIP_INTEL_28F256K3 0x8803
-#define CFI_CHIPN_INTEL_28F256K3 "28F256K3"
-#define CFI_CHIP_INTEL_28F640K18 0x8805
-#define CFI_CHIPN_INTEL_28F640K18 "28F640K18"
-#define CFI_CHIP_INTEL_28F128K18 0x8806
-#define CFI_CHIPN_INTEL_28F128K18 "28F128K18"
-#define CFI_CHIP_INTEL_28F256K18 0x8807
-#define CFI_CHIPN_INTEL_28F256K18 "28F256K18"
-
-#endif /* FLASH_INTEL_H */
diff --git a/board/wepep250/lowlevel_init.S b/board/wepep250/lowlevel_init.S
deleted file mode 100644
index 9bb091f..0000000
--- a/board/wepep250/lowlevel_init.S
+++ /dev/null
@@ -1,145 +0,0 @@
-/*
- * Copyright (C) 2001, 2002 ETC s.r.o.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Written by Marcel Telka <marcel@telka.sk>, 2001, 2002.
- * Changes for U-Boot Peter Figuli <peposh@etc.sk>, 2003.
- *
- * This file is taken from OpenWinCE project hosted by SourceForge.net
- *
- * Documentation:
- * [1] Intel Corporation, "Intel PXA250 and PXA210 Application Processors
- * Developer's Manual", February 2002, Order Number: 278522-001
- * [2] Samsung Electronics, "8Mx16 SDRAM 54CSP K4S281633D-RL/N/P",
- * Revision 1.0, February 2002
- * [3] Samsung Electronics, "16Mx16 SDRAM 54CSP K4S561633C-RL(N)",
- * Revision 1.0, February 2002
- *
-*/
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
-/* setup memory - see 6.12 in [1]
- * Step 1 - wait 200 us
- */
- mov r0,#0x2700 /* wait 200 us @ 99.5 MHz */
-1: subs r0, r0, #1
- bne 1b
-/* TODO: complete step 1 for Synchronous Static memory*/
-
- ldr r0, =0x48000000 /* MC_BASE */
-
-
-/* step 1.a - setup MSCx
- */
- ldr r1, =0x000012B3 /* MSC0_RRR0(1) | MSC0_RDN0(2) | MSC0_RDF0(11) | MSC0_RT0(3) */
- str r1, [r0, #0x8] /* MSC0_OFFSET */
-
-/* step 1.c - clear MDREFR:K1FREE, set MDREFR:DRI
- * see AUTO REFRESH chapter in section D. in [2] and in [3]
- * DRI = (64ms / 4096) * 99.53MHz / 32 = 48 for K4S281633
- * DRI = (64ms / 8192) * 99.52MHz / 32 = 24 for K4S561633
- * TODO: complete for Synchronous Static memory
- */
- ldr r1, [r0, #4] /* MDREFR_OFFSET */
- ldr r2, =0x01000FFF /* MDREFR_K1FREE | MDREFR_DRI_MASK */
- bic r1, r1, r2
-#if defined( WEP_SDRAM_K4S281633 )
- orr r1, r1, #48 /* MDREFR_DRI(48) */
-#elif defined( WEP_SDRAM_K4S561633 )
- orr r1, r1, #24 /* MDREFR_DRI(24) */
-#else
-#error SDRAM chip is not defined
-#endif
-
- str r1, [r0, #4] /* MDREFR_OFFSET */
-
-/* Step 2 - only for Synchronous Static memory (TODO)
- *
- * Step 3 - same as step 4
- *
- * Step 4
- *
- * Step 4.a - set MDREFR:K1RUN, clear MDREFR:K1DB2
- */
- orr r1, r1, #0x00010000 /* MDREFR_K1RUN */
- bic r1, r1, #0x00020000 /* MDREFR_K1DB2 */
- str r1, [r0, #4] /* MDREFR_OFFSET */
-
-/* Step 4.b - clear MDREFR:SLFRSH */
- bic r1, r1, #0x00400000 /* MDREFR_SLFRSH */
- str r1, [r0, #4] /* MDREFR_OFFSET */
-
-/* Step 4.c - set MDREFR:E1PIN */
- orr r1, r1, #0x00008000 /* MDREFR_E1PIN */
- str r1, [r0, #4] /* MDREFR_OFFSET */
-
-/* Step 4.d - automatically done
- *
- * Steps 4.e and 4.f - configure SDRAM
- */
-#if defined( WEP_SDRAM_K4S281633 )
- ldr r1, =0x00000AA8 /* MDCNFG_DTC0(2) | MDCNFG_DLATCH0 | MDCNFG_DCAC0(1) | MDCNFG_DRAC0(1) | MDCNFG_DNB0 */
-#elif defined( WEP_SDRAM_K4S561633 )
- ldr r1, =0x00000AC8 /* MDCNFG_DTC0(2) | MDCNFG_DLATCH0 | MDCNFG_DCAC0(1) | MDCNFG_DRAC0(2) | MDCNFG_DNB0 */
-#else
-#error SDRAM chip is not defined
-#endif
- str r1, [r0, #0] /* MDCNFG_OFFSET */
-
-/* Step 5 - wait at least 200 us for SDRAM
- * see section B. in [2]
- */
- mov r2,#0x2700 /* wait 200 us @ 99.5 MHz */
-1: subs r2, r2, #1
- bne 1b
-
-/* Step 6 - after reset dcache is disabled, so automatically done
- *
- * Step 7 - eight refresh cycles
- */
- mov r2, #0xA0000000
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
- ldr r3, [r2]
-
-/* Step 8 - we don't need dcache now
- *
- * Step 9 - enable SDRAM partition 0
- */
- orr r1, r1, #1 /* MDCNFG_DE0 */
- str r1, [r0, #0] /* MDCNFG_OFFSET */
-
-/* Step 10 - write MDMRS */
- mov r1, #0
- str r1, [r0, #0x40] /* MDMRS_OFFSET */
-
-/* Step 11 - optional (TODO) */
-
- mov pc,r10
diff --git a/board/wepep250/wepep250.c b/board/wepep250/wepep250.c
deleted file mode 100644
index 6e41ea6..0000000
--- a/board/wepep250/wepep250.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2003 ETC s.r.o.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Written by Peter Figuli <peposh@etc.sk>, 2003.
- *
- */
-
-#include <common.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/io.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-int board_init (void)
-{
- gd->bd->bi_arch_number = MACH_TYPE_WEP_EP250;
- gd->bd->bi_boot_params = 0xa0000000;
-/*
- * Setup GPIO stuff to get serial working
- */
-#if defined( CONFIG_FFUART )
- writel(0x80, GPDR1);
- writel(0x8010, GAFR1_L);
-#elif defined( CONFIG_BTUART )
- writel(0x800, GPDR1);
- writel(0x900000, GAFR1_L);
-#endif
- writel(0x20, PSSR);
-
- return 0;
-}
-
-int dram_init (void)
-{
-#if ( CONFIG_NR_DRAM_BANKS > 0 )
- gd->bd->bi_dram[0].start = WEP_SDRAM_1;
- gd->bd->bi_dram[0].size = WEP_SDRAM_1_SIZE;
-#endif
-#if ( CONFIG_NR_DRAM_BANKS > 1 )
- gd->bd->bi_dram[1].start = WEP_SDRAM_2;
- gd->bd->bi_dram[1].size = WEP_SDRAM_2_SIZE;
-#endif
-#if ( CONFIG_NR_DRAM_BANKS > 2 )
- gd->bd->bi_dram[2].start = WEP_SDRAM_3;
- gd->bd->bi_dram[2].size = WEP_SDRAM_3_SIZE;
-#endif
-#if ( CONFIG_NR_DRAM_BANKS > 3 )
- gd->bd->bi_dram[3].start = WEP_SDRAM_4;
- gd->bd->bi_dram[3].size = WEP_SDRAM_4_SIZE;
-#endif
-
- return 0;
-}
diff --git a/board/xaeniax/Makefile b/board/xaeniax/Makefile
index 7dd2ea0..554915a 100644
--- a/board/xaeniax/Makefile
+++ b/board/xaeniax/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := xaeniax.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/xaeniax/config.mk b/board/xaeniax/config.mk
deleted file mode 100644
index c639752..0000000
--- a/board/xaeniax/config.mk
+++ /dev/null
@@ -1,2 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0xa3FB0000
-#CONFIG_SYS_TEXT_BASE = 0
diff --git a/board/xaeniax/lowlevel_init.S b/board/xaeniax/lowlevel_init.S
deleted file mode 100644
index 57e1620..0000000
--- a/board/xaeniax/lowlevel_init.S
+++ /dev/null
@@ -1,424 +0,0 @@
- /*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * NOTE: I haven't clean this up considerably, just enough to get it
- * running. See hal_platform_setup.h for the source. See
- * board/cradle/lowlevel_init.S for another PXA250 setup that is
- * much cleaner.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first ----------------------------------------- */
-
- ldr r0,=GPSR0
- ldr r1,=CONFIG_SYS_GPSR0_VAL
- str r1,[r0]
-
- ldr r0,=GPSR1
- ldr r1,=CONFIG_SYS_GPSR1_VAL
- str r1,[r0]
-
- ldr r0,=GPSR2
- ldr r1,=CONFIG_SYS_GPSR2_VAL
- str r1,[r0]
-
- ldr r0,=GPCR0
- ldr r1,=CONFIG_SYS_GPCR0_VAL
- str r1,[r0]
-
- ldr r0,=GPCR1
- ldr r1,=CONFIG_SYS_GPCR1_VAL
- str r1,[r0]
-
- ldr r0,=GPCR2
- ldr r1,=CONFIG_SYS_GPCR2_VAL
- str r1,[r0]
-
- ldr r0,=GPDR0
- ldr r1,=CONFIG_SYS_GPDR0_VAL
- str r1,[r0]
-
- ldr r0,=GPDR1
- ldr r1,=CONFIG_SYS_GPDR1_VAL
- str r1,[r0]
-
- ldr r0,=GPDR2
- ldr r1,=CONFIG_SYS_GPDR2_VAL
- str r1,[r0]
-
- ldr r0,=GAFR0_L
- ldr r1,=CONFIG_SYS_GAFR0_L_VAL
- str r1,[r0]
-
- ldr r0,=GAFR0_U
- ldr r1,=CONFIG_SYS_GAFR0_U_VAL
- str r1,[r0]
-
- ldr r0,=GAFR1_L
- ldr r1,=CONFIG_SYS_GAFR1_L_VAL
- str r1,[r0]
-
- ldr r0,=GAFR1_U
- ldr r1,=CONFIG_SYS_GAFR1_U_VAL
- str r1,[r0]
-
- ldr r0,=GAFR2_L
- ldr r1,=CONFIG_SYS_GAFR2_L_VAL
- str r1,[r0]
-
- ldr r0,=GAFR2_U
- ldr r1,=CONFIG_SYS_GAFR2_U_VAL
- str r1,[r0]
-
- ldr r0,=PSSR /* enable GPIO pins */
- ldr r1,=CONFIG_SYS_PSSR_VAL
- str r1,[r0]
-
- /* ---------------------------------------------------------------- */
- /* Enable memory interface */
- /* */
- /* The sequence below is based on the recommended init steps */
- /* detailed in the Intel PXA250 Operating Systems Developers Guide, */
- /* Chapter 10. */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 1: Wait for at least 200 microsedonds to allow internal */
- /* clocks to settle. Only necessary after hard reset... */
- /* FIXME: can be optimized later */
- /* ---------------------------------------------------------------- */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-
- ldr r1,=MEMC_BASE /* get memory controller base addr. */
-
- /* ---------------------------------------------------------------- */
- /* Step 2a: Initialize Asynchronous static memory controller */
- /* ---------------------------------------------------------------- */
-
- /* MSC registers: timing, bus width, mem type */
-
- /* MSC0: nCS(0,1) */
- ldr r2,=CONFIG_SYS_MSC0_VAL
- str r2,[r1, #MSC0_OFFSET]
- ldr r2,[r1, #MSC0_OFFSET] /* read back to ensure data latches */
-
- /* MSC1: nCS(2,3) */
- ldr r2,=CONFIG_SYS_MSC1_VAL
- str r2,[r1, #MSC1_OFFSET]
- ldr r2,[r1, #MSC1_OFFSET]
-
- /* MSC2: nCS(4,5) */
- ldr r2,=CONFIG_SYS_MSC2_VAL
- str r2,[r1, #MSC2_OFFSET]
- ldr r2,[r1, #MSC2_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2b: Initialize Card Interface */
- /* ---------------------------------------------------------------- */
-
- /* MECR: Memory Expansion Card Register */
- ldr r2,=CONFIG_SYS_MECR_VAL
- str r2,[r1, #MECR_OFFSET]
- ldr r2,[r1, #MECR_OFFSET]
-
- /* MCMEM0: Card Interface slot 0 timing */
- ldr r2,=CONFIG_SYS_MCMEM0_VAL
- str r2,[r1, #MCMEM0_OFFSET]
- ldr r2,[r1, #MCMEM0_OFFSET]
-
- /* MCMEM1: Card Interface slot 1 timing */
- ldr r2,=CONFIG_SYS_MCMEM1_VAL
- str r2,[r1, #MCMEM1_OFFSET]
- ldr r2,[r1, #MCMEM1_OFFSET]
-
- /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
- ldr r2,=CONFIG_SYS_MCATT0_VAL
- str r2,[r1, #MCATT0_OFFSET]
- ldr r2,[r1, #MCATT0_OFFSET]
-
- /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
- ldr r2,=CONFIG_SYS_MCATT1_VAL
- str r2,[r1, #MCATT1_OFFSET]
- ldr r2,[r1, #MCATT1_OFFSET]
-
- /* MCIO0: Card Interface I/O Space Timing, slot 0 */
- ldr r2,=CONFIG_SYS_MCIO0_VAL
- str r2,[r1, #MCIO0_OFFSET]
- ldr r2,[r1, #MCIO0_OFFSET]
-
- /* MCIO1: Card Interface I/O Space Timing, slot 1 */
- ldr r2,=CONFIG_SYS_MCIO1_VAL
- str r2,[r1, #MCIO1_OFFSET]
- ldr r2,[r1, #MCIO1_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 2c: Write FLYCNFG FIXME: what's that??? */
- /* ---------------------------------------------------------------- */
-
- /* ---------------------------------------------------------------- */
- /* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
- /* ---------------------------------------------------------------- */
-
- @ get the mdrefr settings
- ldr r4,=CONFIG_SYS_MDREFR_VAL
-
- @ write back mdrefr
- str r4,[r1, #MDREFR_OFFSET]
- ldr r4,[r1, #MDREFR_OFFSET]
-
- /* ---------------------------------------------------------------- */
- /* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
- /* ---------------------------------------------------------------- */
-
- /* Initialize SXCNFG register. Assert the enable bits */
-
- /* Write SXMRS to cause an MRS command to all enabled banks of */
- /* synchronous static memory. Note that SXLCR need not be written */
- /* at this time. */
-
- /* FIXME: we use async mode for now */
-
- /* ---------------------------------------------------------------- */
- /* Step 4: Initialize SDRAM */
- /* ---------------------------------------------------------------- */
-
- @ set K1RUN for bank 0
- @
- orr r4, r4, #MDREFR_K1RUN
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #MDREFR_SLFRSH
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @ if E0PIN is also used: #(MDREFR_E1PIN|MDREFR_E0PIN)
- orr r4, r4, #(MDREFR_E1PIN)
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-
- /* Step 4d: */
- /* fetch platform value of mdcnfg */
- @
- ldr r2, =CONFIG_SYS_MDCNFG_VAL
-
- @ disable all sdram banks
- @
- bic r2, r2, #(MDCNFG_DE0 | MDCNFG_DE1)
- bic r2, r2, #(MDCNFG_DE2 | MDCNFG_DE3)
-
- @ program banks 0/1 for bus width
- @
- bic r2, r2, #MDCNFG_DWID0 @0=32-bit
-
- @ write initial value of mdcnfg, w/o enabling sdram banks
- @
- str r2, [r1, #MDCNFG_OFFSET]
-
- /* Step 4e: Wait for the clock to the SDRAMs to stabilize, */
- /* 100..200 µsec. */
-
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, */
- /* so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-
- /* Step 4f: Trigger a number (usually 8) refresh cycles by */
- /* attempting non-burst read or write accesses to disabled */
- /* SDRAM, as commonly specified in the power up sequence */
- /* documented in SDRAM data sheets. The address(es) used */
- /* for this purpose must not be cacheable. */
-
- ldr r3, =CONFIG_SYS_DRAM_BASE
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
- str r2, [r3]
-
-
- /* Step 4g: Write MDCNFG with enable bits asserted */
- /* get memory controller base address */
- ldr r1, =MEMC_BASE
-
- @fetch current mdcnfg value
- @
- ldr r3, [r1, #MDCNFG_OFFSET]
-
- @enable sdram bank 0 if installed (must do for any populated bank)
- @
- orr r3, r3, #MDCNFG_DE0
-
- @write back mdcnfg, enabling the sdram bank(s)
- @
- str r3, [r1, #MDCNFG_OFFSET]
-
- /* Step 4h: Write MDMRS. */
-
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-
- /* We are finished with Intel's memory controller initialisation */
-
-
- /* ---------------------------------------------------------------- */
- /* Disable (mask) all interrupts at interrupt controller */
- /* ---------------------------------------------------------------- */
-
-initirqs:
- mov r1, #0 /* clear int. level register (IRQ, not FIQ) */
- ldr r2, =ICLR
- str r1, [r2]
-
- ldr r1, =CONFIG_SYS_ICMR_VAL /* mask all interrupts at the controller */
- ldr r2, =ICMR
- str r1, [r2]
-
-
- /* ---------------------------------------------------------------- */
- /* Clock initialisation */
- /* ---------------------------------------------------------------- */
-
-initclks:
-
- /* Disable the peripheral clocks, and set the core clock frequency */
- /* (hard-coding at 398.12MHz for now). */
- /* Turn Off ALL on-chip peripheral clocks for re-configuration */
- /* Note: See label 'ENABLECLKS' for the re-enabling */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-
- /* default value */
- ldr r2, =(CCCR_L27|CCCR_M2|CCCR_N10) /* DEFAULT: {200/200/100} */
-
- /* ... and write the core clock config register */
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef RTC
- /* enable the 32Khz oscillator for RTC and PowerManager */
-
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- /* NOTE: spin here until OSCC.OOK get set, meaning the PLL */
- /* has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- @ Turn on needed clocks
- @
-test:
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN_VAL
- str r2, [r1]
-
- /* ---------------------------------------------------------------- */
- /* */
- /* ---------------------------------------------------------------- */
-
- /* Save SDRAM size ?*/
- ldr r1, =DRAM_SIZE
- str r8, [r1]
-
- /* FIXME */
-
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- /* ---------------------------------------------------------------- */
- /* End lowlevel_init */
- /* ---------------------------------------------------------------- */
-
-endlowlevel_init:
-
- mov pc, lr
diff --git a/board/xaeniax/xaeniax.c b/board/xaeniax/xaeniax.c
index 4c19c4d..40b0f3b 100644
--- a/board/xaeniax/xaeniax.c
+++ b/board/xaeniax/xaeniax.c
@@ -39,8 +39,9 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
/* arch number of xaeniax */
gd->bd->bi_arch_number = 585;
@@ -58,19 +59,18 @@ int board_late_init(void)
return 0;
}
+extern void pxa_dram_init(void);
+int dram_init(void)
+{
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
-int dram_init (void)
+void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- /* gd->bd->bi_dram[1].start = PHYS_SDRAM_2;*/
- /* gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;*/
- /* gd->bd->bi_dram[2].start = PHYS_SDRAM_3; */
- /* gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; */
- /* gd->bd->bi_dram[3].start = PHYS_SDRAM_4; */
- /* gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE; */
-
- return 0;
}
#ifdef CONFIG_CMD_NET
diff --git a/board/xm250/Makefile b/board/xm250/Makefile
index a174f66..11e2b30 100644
--- a/board/xm250/Makefile
+++ b/board/xm250/Makefile
@@ -26,17 +26,15 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := xm250.o flash.o
-SOBJS := lowlevel_init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
diff --git a/board/xm250/config.mk b/board/xm250/config.mk
deleted file mode 100644
index a3fa0e5..0000000
--- a/board/xm250/config.mk
+++ /dev/null
@@ -1,35 +0,0 @@
-#
-# (C) Copyright 2003-2004
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-#
-# MicroSys XM250 board:
-#
-
-
-# This is the address where U-Boot lives in flash:
-#CONFIG_SYS_TEXT_BASE = 0
-
-# FIXME: armboot does only work correctly when being compiled
-# for the addresses _after_ relocation to RAM!! Otherwhise the
-# .bss segment is assumed in flash...
-CONFIG_SYS_TEXT_BASE = 0xA3F80000
diff --git a/board/xm250/lowlevel_init.S b/board/xm250/lowlevel_init.S
deleted file mode 100644
index 8230550..0000000
--- a/board/xm250/lowlevel_init.S
+++ /dev/null
@@ -1,519 +0,0 @@
-/*
- * Most of this taken from Redboot hal_platform_setup.h with cleanup
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-/* wait for coprocessor write complete */
- .macro CPWAIT reg
- mrc p15,0,\reg,c2,c0,0
- mov \reg,\reg
- sub pc,pc,#4
- .endm
-/*
- .macro SET_LED val
- ldr r6, =CRADLE_LED_CLR_REG
- ldr r7, =0
- str r7, [r6]
- ldr r6, =CRADLE_LED_SET_REG
- ldr r7, =\val
- str r7, [r6]
- .endm
-*/
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
- /* Set up GPIO pins first */
-
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
-
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
-
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
-
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
-
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- ldr r0, =GRER0
- ldr r1, =CONFIG_SYS_GRER0_VAL
- str r1, [r0]
-
- ldr r0, =GRER1
- ldr r1, =CONFIG_SYS_GRER1_VAL
- str r1, [r0]
-
- ldr r0, =GRER2
- ldr r1, =CONFIG_SYS_GRER2_VAL
- str r1, [r0]
-
- ldr r0, =GFER0
- ldr r1, =CONFIG_SYS_GFER0_VAL
- str r1, [r0]
-
- ldr r0, =GFER1
- ldr r1, =CONFIG_SYS_GFER1_VAL
- str r1, [r0]
-
- ldr r0, =GFER2
- ldr r1, =CONFIG_SYS_GFER2_VAL
- str r1, [r0]
-
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
-
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
-
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_L
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR0_U
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_L
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR1_U
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_L
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
-
- ldr r0, =GAFR2_U
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- /* enable GPIO pins */
- ldr r0, =PSSR
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
- /* SET_LED 1 */
-
- ldr r3, =MSC1 /* low - bank 2 Lubbock Registers / SRAM */
- ldr r2, =CONFIG_SYS_MSC1_VAL /* high - bank 3 Ethernet Controller */
- str r2, [r3] /* need to set MSC1 before trying to write to the HEX LEDs */
- ldr r2, [r3] /* need to read it back to make sure the value latches (see MSC section of manual) */
-
-
-/*********************************************************************
- * Initlialize Memory Controller
- *
- * See PXA250 Operating System Developer's Guide
- *
- * pause for 200 uSecs- allow internal clocks to settle
- * *Note: only need this if hard reset... doing it anyway for now
- */
-
- @ Step 1
- @ ---- Wait 200 usec
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- /* SET_LED 2 */
-
-mem_init:
- @ get memory controller base address
- ldr r1, =MEMC_BASE
-
-
-@****************************************************************************
-@ Step 2
-@
-
- @ Step 2a
- @ write msc0, read back to ensure data latches
- @
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET]
-
- @ write msc1
- ldr r2, =CONFIG_SYS_MSC1_VAL
- str r2, [r1, #MSC1_OFFSET]
- ldr r2, [r1, #MSC1_OFFSET]
-
- @ write msc2
- ldr r2, =CONFIG_SYS_MSC2_VAL
- str r2, [r1, #MSC2_OFFSET]
- ldr r2, [r1, #MSC2_OFFSET]
-
- @ Step 2b
- @ write mecr
- ldr r2, =CONFIG_SYS_MECR_VAL
- str r2, [r1, #MECR_OFFSET]
-
- @ write mcmem0
- ldr r2, =CONFIG_SYS_MCMEM0_VAL
- str r2, [r1, #MCMEM0_OFFSET]
-
- @ write mcmem1
- ldr r2, =CONFIG_SYS_MCMEM1_VAL
- str r2, [r1, #MCMEM1_OFFSET]
-
- @ write mcatt0
- ldr r2, =CONFIG_SYS_MCATT0_VAL
- str r2, [r1, #MCATT0_OFFSET]
-
- @ write mcatt1
- ldr r2, =CONFIG_SYS_MCATT1_VAL
- str r2, [r1, #MCATT1_OFFSET]
-
- @ write mcio0
- ldr r2, =CONFIG_SYS_MCIO0_VAL
- str r2, [r1, #MCIO0_OFFSET]
-
- @ write mcio1
- ldr r2, =CONFIG_SYS_MCIO1_VAL
- str r2, [r1, #MCIO1_OFFSET]
-
- /*SET_LED 3 */
-
- @ Step 2c
- @ fly-by-dma is defeatured on this part
- @ write flycnfg
- @ldr r2, =CONFIG_SYS_FLYCNFG_VAL
- @str r2, [r1, #FLYCNFG_OFFSET]
-
-/* FIXME Does this sequence really make sense */
-#ifdef REDBOOT_WAY
- @ Step 2d
- @ get the mdrefr settings
- ldr r3, =CONFIG_SYS_MDREFR_VAL
-
- @ extract DRI field (we need a valid DRI field)
- @
- ldr r2, =0xFFF
-
- @ valid DRI field in r3
- @
- and r3, r3, r2
-
- @ get the reset state of MDREFR
- @
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ clear the DRI field
- @
- bic r4, r4, r2
-
- @ insert the valid DRI field loaded above
- @
- orr r4, r4, r3
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ *Note: preserve the mdrefr value in r4 *
-
- /*SET_LED 4 */
-
-@****************************************************************************
-@ Step 3
-@
-@ NO SRAM
-
- mov pc, r10
-
-
-@****************************************************************************
-@ Step 4
-@
-
- @ Assumes previous mdrefr value in r4, if not then read current mdrefr
-
- @ clear the free-running clock bits
- @ (clear K0Free, K1Free, K2Free
- @
- bic r4, r4, #(0x00800000 | 0x01000000 | 0x02000000)
-
- @ set K0RUN for CPLD clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN if bank 0 installed
- @
- orr r4, r4, #0x00010000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#else
- @ Step 2d
- @ get the mdrefr settings
- ldr r4, =CONFIG_SYS_MDREFR_VAL
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ Step 4
-
- @ set K0RUN for FLASH clock
- @
- orr r4, r4, #0x00002000
-
- @ set K1RUN for bank DRAM 0
- @
- orr r4, r4, #0x00010000
-
- @ set K2RUN for bank PLD
- @
- orr r4, r4, #0x00040000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
-
- @ deassert SLFRSH
- @
- bic r4, r4, #0x00400000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
-
- @ assert E1PIN
- @
- orr r4, r4, #0x00008000
-
- @ write back mdrefr
- @
- str r4, [r1, #MDREFR_OFFSET]
- ldr r4, [r1, #MDREFR_OFFSET]
- nop
- nop
-#endif
-
- @ Step 4d
- @ fetch platform value of mdcnfg
- @
- ldr r2, =CONFIG_SYS_MDCNFG_VAL
-
- @ disable all sdram banks
- @
- bic r2, r2, #(MDCNFG_DE0 | MDCNFG_DE1)
- bic r2, r2, #(MDCNFG_DE2 | MDCNFG_DE3)
-
- @ program banks 0/1 for bus width
- @
- bic r2, r2, #MDCNFG_DWID0 @0=32-bit
-
- @ write initial value of mdcnfg, w/o enabling sdram banks
- @
- str r2, [r1, #MDCNFG_OFFSET]
-
- @ Step 4e
- @ pause for 200 uSecs
- @
- ldr r3, =OSCR @ reset the OS Timer Count to zero
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 @ really 0x2E1 is about 200usec, so 0x300 should be plenty
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
- /*SET_LED 5 */
-
- /* Why is this here??? */
- mov r0, #0x78 @turn everything off
- mcr p15, 0, r0, c1, c0, 0 @(caches off, MMU off, etc.)
-
- @ Step 4f
- @ Access memory *not yet enabled* for CBR refresh cycles (8)
- @ - CBR is generated for all banks
-
- ldr r2, =CONFIG_SYS_DRAM_BASE
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
-
- @ Step 4g
- @get memory controller base address
- @
- ldr r1, =MEMC_BASE
-
- @fetch current mdcnfg value
- @
- ldr r3, [r1, #MDCNFG_OFFSET]
-
- @enable sdram bank 0 if installed (must do for any populated bank)
- @
- orr r3, r3, #MDCNFG_DE0
-
- @write back mdcnfg, enabling the sdram bank(s)
- @
- str r3, [r1, #MDCNFG_OFFSET]
-
- @ Step 4h
- @ write mdmrs
- @
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
- @ Done Memory Init
-
- /*SET_LED 6 */
-
- @********************************************************************
- @ Disable (mask) all interrupts at the interrupt controller
- @
-
- @ clear the interrupt level register (use IRQ, not FIQ)
- @
- mov r1, #0
- ldr r2, =ICLR
- str r1, [r2]
-
- @ Set interrupt mask register
- @
- ldr r1, =CONFIG_SYS_ICMR_VAL
- ldr r2, =ICMR
- str r1, [r2]
-
- @ ********************************************************************
- @ Disable the peripheral clocks, and set the core clock
- @
-
- @ Turn Off ALL on-chip peripheral clocks for re-configuration
- @
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
- @ set core clocks
- @
- ldr r2, =CONFIG_SYS_CCCR_VAL
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef ENABLE32KHZ
- @ enable the 32Khz oscillator for RTC and PowerManager
- @
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
- @ NOTE: spin here until OSCC.OOK get set,
- @ meaning the PLL has settled.
- @
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
- @ Turn on needed clocks
- @
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN_VAL
- str r2, [r1]
-
- /*SET_LED 7 */
-
-/* Is this needed???? */
-#define NODEBUG
-#ifdef NODEBUG
- /*Disable software and data breakpoints */
- mov r0,#0
- mcr p15,0,r0,c14,c8,0 /* ibcr0 */
- mcr p15,0,r0,c14,c9,0 /* ibcr1 */
- mcr p15,0,r0,c14,c4,0 /* dbcon */
-
- /*Enable all debug functionality */
- mov r0,#0x80000000
- mcr p14,0,r0,c10,c0,0 /* dcsr */
-
-#endif
-
- /*SET_LED 8 */
-
- mov pc, r10
-
-@ End lowlevel_init
diff --git a/board/xm250/xm250.c b/board/xm250/xm250.c
index 246bdde..3188cf2 100644
--- a/board/xm250/xm250.c
+++ b/board/xm250/xm250.c
@@ -56,6 +56,10 @@ int
board_init (void)
/**********************************************************/
{
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
/* arch number of MicroSys XM250 */
gd->bd->bi_arch_number = MACH_TYPE_XM250;
@@ -65,21 +69,18 @@ board_init (void)
return 0;
}
-int
-/**********************************************************/
-dram_init (void)
-/**********************************************************/
+extern void pxa_dram_init(void);
+int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
- gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
- gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
- gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
- gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
+ pxa_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
- return (0);
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
}
#ifdef CONFIG_CMD_NET
diff --git a/board/xsengine/Makefile b/board/xsengine/Makefile
deleted file mode 100644
index fc23935..0000000
--- a/board/xsengine/Makefile
+++ /dev/null
@@ -1,51 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).a
-
-COBJS := xsengine.o flash.o
-SOBJS := lowlevel_init.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
-
-clean:
- rm -f $(SOBJS) $(OBJS)
-
-distclean: clean
- rm -f $(LIB) core *.bak $(obj).depend
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/xsengine/config.mk b/board/xsengine/config.mk
deleted file mode 100644
index 821bb3b..0000000
--- a/board/xsengine/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0xA3F80000
diff --git a/board/xsengine/flash.c b/board/xsengine/flash.c
deleted file mode 100644
index 736905a..0000000
--- a/board/xsengine/flash.c
+++ /dev/null
@@ -1,470 +0,0 @@
-/*
- * (C) Copyright 2002
- * Robert Schwebel, Pengutronix, <r.schwebel@pengutronix.de>
- *
- * (C) Copyright 2000-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-
-#define SWAP(x) __swab32(x)
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/* Functions */
-static ulong flash_get_size (vu_long *addr, flash_info_t *info);
-static int write_word (flash_info_t *info, ulong dest, ulong data);
-static void flash_get_offsets (ulong base, flash_info_t *info);
-
-/*-----------------------------------------------------------------------
- */
-unsigned long flash_init (void)
-{
- int i;
- ulong size = 0;
-
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
- switch (i) {
- case 0:
- flash_get_size ((vu_long *) PHYS_FLASH_1, &flash_info[i]);
- flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
- break;
- case 1:
- flash_get_size ((vu_long *) PHYS_FLASH_2, &flash_info[i]);
- flash_get_offsets (PHYS_FLASH_2, &flash_info[i]);
- break;
- default:
- panic ("configured too many flash banks!\n");
- break;
- }
- size += flash_info[i].size;
- }
-
- /* Protect monitor and environment sectors */
- flash_protect ( FLAG_PROTECT_SET,CONFIG_SYS_FLASH_BASE,CONFIG_SYS_FLASH_BASE + monitor_flash_len - 1,&flash_info[0] );
- flash_protect ( FLAG_PROTECT_SET,CONFIG_ENV_ADDR,CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[0] );
-
- return size;
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_get_offsets (ulong base, flash_info_t *info)
-{
- int i;
-
- if (info->flash_id == FLASH_UNKNOWN) return;
-
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD) {
- for (i = 0; i < info->sector_count; i++) {
- info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
- info->protect[i] = 0;
- }
- }
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t *info)
-{
- int i;
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_AMD: printf ("AMD "); break;
- case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
- default: printf ("Unknown Vendor "); break;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_AMLV640U: printf ("AM29LV640ML (64Mbit, uniform sector size)\n");
- break;
- case FLASH_S29GL064M: printf ("S29GL064M (64Mbit, top boot sector size)\n");
- break;
- default: printf ("Unknown Chip Type\n");
- break;
- }
-
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n ");
- printf (" %08lX%s",
- info->start[i],
- info->protect[i] ? " (RO)" : " "
- );
- }
- printf ("\n");
- return;
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong flash_get_size (vu_long *addr, flash_info_t *info)
-{
- short i;
- ulong value;
- ulong base = (ulong)addr;
-
- /* Write auto select command: read Manufacturer ID */
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00900090;
-
- value = addr[0];
-
- debug ("Manuf. ID @ 0x%08lx: 0x%08lx\n", (ulong)addr, value);
-
- switch (value) {
- case AMD_MANUFACT:
- debug ("Manufacturer: AMD\n");
- info->flash_id = FLASH_MAN_AMD;
- break;
- case FUJ_MANUFACT:
- debug ("Manufacturer: FUJITSU\n");
- info->flash_id = FLASH_MAN_FUJ;
- break;
- default:
- debug ("Manufacturer: *** unknown ***\n");
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- return (0); /* no or unknown flash */
- }
-
- value = addr[1]; /* device ID */
-
- debug ("Device ID @ 0x%08lx: 0x%08lx\n", (ulong)(&addr[1]), value);
-
- switch (value) {
-
- case AMD_ID_MIRROR:
- debug ("Mirror Bit flash: addr[14] = %08lX addr[15] = %08lX\n",
- addr[14], addr[15]);
- switch(addr[14]) {
- case AMD_ID_LV640U_2:
- if (addr[15] != AMD_ID_LV640U_3) {
- debug ("Chip: AMLV640U -> unknown\n");
- info->flash_id = FLASH_UNKNOWN;
- } else {
- debug ("Chip: AMLV640U\n");
- info->flash_id += FLASH_AMLV640U;
- info->sector_count = 128;
- info->size = 0x01000000;
- }
- break; /* => 16 MB */
- case AMD_ID_GL064MT_2:
- if (addr[15] != AMD_ID_GL064MT_3) {
- debug ("Chip: S29GL064M-R3 -> unknown\n");
- info->flash_id = FLASH_UNKNOWN;
- } else {
- debug ("Chip: S29GL064M-R3\n");
- info->flash_id += FLASH_S29GL064M;
- info->sector_count = 128;
- info->size = 0x01000000;
- }
- break; /* => 16 MB */
- default:
- debug ("Chip: *** unknown ***\n");
- info->flash_id = FLASH_UNKNOWN;
- break;
- }
- break;
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
- }
-
- /* set up sector start address table */
- switch (value) {
- case AMD_ID_MIRROR:
- switch (info->flash_id & FLASH_TYPEMASK) {
- /* only known types here - no default */
- case FLASH_AMLV128U:
- case FLASH_AMLV640U:
- case FLASH_AMLV320U:
- for (i = 0; i < info->sector_count; i++) {
- info->start[i] = base;
- base += 0x20000;
- }
- break;
- case FLASH_AMLV320B:
- for (i = 0; i < info->sector_count; i++) {
- info->start[i] = base;
- /*
- * The first 8 sectors are 8 kB,
- * all the other ones are 64 kB
- */
- base += (i < 8)
- ? 2 * ( 8 << 10)
- : 2 * (64 << 10);
- }
- break;
- }
- break;
-
- default:
- return (0);
- break;
- }
-
-#if 0
- /* check for protected sectors */
- for (i = 0; i < info->sector_count; i++) {
- /* read sector protection at sector address, (A7 .. A0) = 0x02 */
- /* D0 = 1 if protected */
- addr = (volatile unsigned long *)(info->start[i]);
- info->protect[i] = addr[2] & 1;
- }
-#endif
-
- /*
- * Prevent writes to uninitialized FLASH.
- */
- if (info->flash_id != FLASH_UNKNOWN) {
- addr = (volatile unsigned long *)info->start[0];
-
- *addr = 0x00F000F0; /* reset bank */
- }
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- vu_long *addr = (vu_long*)(info->start[0]);
- int flag, prot, sect, l_sect;
- ulong start, now, last;
-
- debug ("flash_erase: first: %d last: %d\n", s_first, s_last);
-
- if ((s_first < 0) || (s_first > s_last)) {
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("- missing\n");
- } else {
- printf ("- no sectors to erase\n");
- }
- return 1;
- }
-
- if ((info->flash_id == FLASH_UNKNOWN) ||
- (info->flash_id > FLASH_AMD_COMP)) {
- printf ("Can't erase unknown flash type %08lx - aborted\n",
- info->flash_id);
- return 1;
- }
-
- prot = 0;
- for (sect=s_first; sect<=s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
-
- if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n",
- prot);
- } else {
- printf ("\n");
- }
-
- l_sect = -1;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00800080;
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
-
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect<=s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- addr = (vu_long*)(info->start[sect]);
- addr[0] = 0x00300030;
- l_sect = sect;
- }
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
-
- /*
- * We wait for the last triggered sector
- */
- if (l_sect < 0)
- goto DONE;
-
- start = get_timer (0);
- last = start;
- addr = (vu_long*)(info->start[l_sect]);
- while ((addr[0] & 0x00800080) != 0x00800080) {
- if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- return 1;
- }
- /* show that we're waiting */
- if ((now - last) > 100000) { /* every second */
- putc ('.');
- last = now;
- }
- }
-
-DONE:
- /* reset to read mode */
- addr = (volatile unsigned long *)info->start[0];
- addr[0] = 0x00F000F0; /* reset bank */
-
- printf (" done\n");
- return 0;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
-{
- ulong cp, wp, data;
- int i, l, rc;
-
- wp = (addr & ~3); /* get lower word aligned address */
-
- /*
- * handle unaligned start bytes
- */
- if ((l = addr - wp) != 0) {
- data = 0;
- for (i=0, cp=wp; i<l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
- for (; i<4 && cnt>0; ++i) {
- data = (data << 8) | *src++;
- --cnt;
- ++cp;
- }
- for (; cnt==0 && i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- if ((rc = write_word(info, wp, SWAP(data))) != 0) {
- return (rc);
- }
- wp += 4;
- }
-
- /*
- * handle word aligned part
- */
- while (cnt >= 4) {
- data = 0;
- for (i=0; i<4; ++i) {
- data = (data << 8) | *src++;
- }
- if ((rc = write_word(info, wp, SWAP(data))) != 0) {
- return (rc);
- }
- wp += 4;
- cnt -= 4;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- return (write_word(info, wp, SWAP(data)));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_word (flash_info_t *info, ulong dest, ulong data)
-{
- vu_long *addr = (vu_long*)(info->start[0]);
- ulong start;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*((vu_long *)dest) & data) != data) {
- return (2);
- }
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00A000A0;
-
- *((vu_long *)dest) = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* data polling for D7 */
- start = get_timer (0);
- while ((*((vu_long *)dest) & 0x00800080) != (data & 0x00800080)) {
- if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- return (1);
- }
- }
- return (0);
-}
diff --git a/board/xsengine/lowlevel_init.S b/board/xsengine/lowlevel_init.S
deleted file mode 100644
index 0d94ab6..0000000
--- a/board/xsengine/lowlevel_init.S
+++ /dev/null
@@ -1,221 +0,0 @@
-#include <config.h>
-#include <version.h>
-#include <asm/arch/pxa-regs.h>
-
-DRAM_SIZE: .long CONFIG_SYS_DRAM_SIZE
-
-.globl lowlevel_init
-lowlevel_init:
-
- mov r10, lr
-
-/* ---- GPIO INITIALISATION ---- */
-/* Set up GPIO pins first (3 groups [31:0] [63:32] [80:64]) */
-
- /* General purpose set registers */
- ldr r0, =GPSR0
- ldr r1, =CONFIG_SYS_GPSR0_VAL
- str r1, [r0]
- ldr r0, =GPSR1
- ldr r1, =CONFIG_SYS_GPSR1_VAL
- str r1, [r0]
- ldr r0, =GPSR2
- ldr r1, =CONFIG_SYS_GPSR2_VAL
- str r1, [r0]
-
- /* General purpose clear registers */
- ldr r0, =GPCR0
- ldr r1, =CONFIG_SYS_GPCR0_VAL
- str r1, [r0]
- ldr r0, =GPCR1
- ldr r1, =CONFIG_SYS_GPCR1_VAL
- str r1, [r0]
- ldr r0, =GPCR2
- ldr r1, =CONFIG_SYS_GPCR2_VAL
- str r1, [r0]
-
- /* General rising edge registers */
- ldr r0, =GRER0
- ldr r1, =CONFIG_SYS_GRER0_VAL
- str r1, [r0]
- ldr r0, =GRER1
- ldr r1, =CONFIG_SYS_GRER1_VAL
- str r1, [r0]
- ldr r0, =GRER2
- ldr r1, =CONFIG_SYS_GRER2_VAL
- str r1, [r0]
-
- /* General falling edge registers */
- ldr r0, =GFER0
- ldr r1, =CONFIG_SYS_GFER0_VAL
- str r1, [r0]
- ldr r0, =GFER1
- ldr r1, =CONFIG_SYS_GFER1_VAL
- str r1, [r0]
- ldr r0, =GFER2
- ldr r1, =CONFIG_SYS_GFER2_VAL
- str r1, [r0]
-
- /* General edge detect registers */
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- /* General alternate function registers */
- ldr r0, =GAFR0_L /* [0:15] */
- ldr r1, =CONFIG_SYS_GAFR0_L_VAL
- str r1, [r0]
- ldr r0, =GAFR0_U /* [31:16] */
- ldr r1, =CONFIG_SYS_GAFR0_U_VAL
- str r1, [r0]
- ldr r0, =GAFR1_L /* [47:32] */
- ldr r1, =CONFIG_SYS_GAFR1_L_VAL
- str r1, [r0]
- ldr r0, =GAFR1_U /* [63:48] */
- ldr r1, =CONFIG_SYS_GAFR1_U_VAL
- str r1, [r0]
- ldr r0, =GAFR2_L /* [79:64] */
- ldr r1, =CONFIG_SYS_GAFR2_L_VAL
- str r1, [r0]
- ldr r0, =GAFR2_U /* [80] */
- ldr r1, =CONFIG_SYS_GAFR2_U_VAL
- str r1, [r0]
-
- /* General purpose direction registers */
- ldr r0, =GPDR0
- ldr r1, =CONFIG_SYS_GPDR0_VAL
- str r1, [r0]
- ldr r0, =GPDR1
- ldr r1, =CONFIG_SYS_GPDR1_VAL
- str r1, [r0]
- ldr r0, =GPDR2
- ldr r1, =CONFIG_SYS_GPDR2_VAL
- str r1, [r0]
-
- /* Power manager sleep status */
- ldr r0, =PSSR
- ldr r1, =CONFIG_SYS_PSSR_VAL
- str r1, [r0]
-
-/* ---- MEMORY INITIALISATION ---- */
-/* Initialize Memory Controller, see PXA250 Operating System Developer's Guide */
-/* pause for 200 uSecs- allow internal clocks to settle */
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* really 0x2E1 is about 200usec, so 0x300 should be plenty */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-mem_init:
-/* get memory controller base address */
- ldr r1, =MEMC_BASE
-
-/* ---- FLASH INITIALISATION ---- */
-/* Write MSC0 and read back to ensure data change is accepted by cpu */
- ldr r2, =CONFIG_SYS_MSC0_VAL
- str r2, [r1, #MSC0_OFFSET]
- ldr r2, [r1, #MSC0_OFFSET]
-
-/* ---- SDRAM INITIALISATION ---- */
-/* get the MDREFR settings */
- ldr r2, =CONFIG_SYS_MDREFR_VAL
- str r2, [r1, #MDREFR_OFFSET]
-
-/* fetch platform value of MDCNFG */
- ldr r2, =CONFIG_SYS_MDCNFG_VAL
-
-/* disable all sdram banks */
- bic r2, r2, #(MDCNFG_DE0 | MDCNFG_DE1)
- bic r2, r2, #(MDCNFG_DE2 | MDCNFG_DE3)
-
-/* write initial value of MDCNFG, w/o enabling sdram banks */
- str r2, [r1, #MDCNFG_OFFSET]
-
-/* pause for 200 uSecs */
- ldr r3, =OSCR /* reset the OS Timer Count to zero */
- mov r2, #0
- str r2, [r3]
- ldr r4, =0x300 /* about 200 usec */
-1:
- ldr r2, [r3]
- cmp r4, r2
- bgt 1b
-
-/* Access memory *not yet enabled* for CBR refresh cycles (8) */
-/* CBR is generated for all banks */
-
- ldr r2, =CONFIG_SYS_DRAM_BASE
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
- str r2, [r2]
-
-/* get memory controller base address */
- ldr r2, =MEMC_BASE
-
-/* Enable SDRAM bank 0 in MDCNFG register */
- ldr r2, [r1, #MDCNFG_OFFSET]
- orr r2, r2, #MDCNFG_DE0
- str r2, [r1, #MDCNFG_OFFSET]
-
-/* write MDMRS to trigger an MSR command to all enabled SDRAM banks */
- ldr r2, =CONFIG_SYS_MDMRS_VAL
- str r2, [r1, #MDMRS_OFFSET]
-
-/* ---- INTERRUPT INITIALISATION ---- */
-/* Disable (mask) all interrupts at the interrupt controller */
-/* clear the interrupt level register (use IRQ, not FIQ) */
- mov r1, #0
- ldr r2, =ICLR
- str r1, [r2]
-
-/* Set interrupt mask register */
- ldr r1, =CONFIG_SYS_ICMR_VAL
- ldr r2, =ICMR
- str r1, [r2]
-
-/* ---- CLOCK INITIALISATION ---- */
-/* Disable the peripheral clocks, and set the core clock */
-
-/* Turn Off ALL on-chip peripheral clocks for re-configuration */
- ldr r1, =CKEN
- mov r2, #0
- str r2, [r1]
-
-/* set core clocks */
- ldr r2, =CONFIG_SYS_CCCR_VAL
- ldr r1, =CCCR
- str r2, [r1]
-
-#ifdef ENABLE32KHZ
-/* enable the 32Khz oscillator for RTC and PowerManager */
- ldr r1, =OSCC
- mov r2, #OSCC_OON
- str r2, [r1]
-
-/* NOTE: spin here until OSCC.OOK get set, meaning the PLL has settled. */
-60:
- ldr r2, [r1]
- ands r2, r2, #1
- beq 60b
-#endif
-
-/* Turn on needed clocks */
- ldr r1, =CKEN
- ldr r2, =CONFIG_SYS_CKEN_VAL
- str r2, [r1]
-
- mov pc, r10
diff --git a/board/xsengine/xsengine.c b/board/xsengine/xsengine.c
deleted file mode 100644
index 4464fd4..0000000
--- a/board/xsengine/xsengine.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * (C) Copyright 2002
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <netdev.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * Miscelaneous platform dependent initialisations
- */
-
-int board_init (void)
-{
- /* memory and cpu-speed are setup before relocation */
- /* so we do _nothing_ here */
-
- /* arch number */
- gd->bd->bi_arch_number = MACH_TYPE_XSENGINE;
-
- /* adress of boot parameters */
- gd->bd->bi_boot_params = 0xa0000100;
-
- return 0;
-}
-
-int board_late_init (void)
-{
- setenv ("stdout", "serial");
- setenv ("stderr", "serial");
- return 0;
-}
-
-int dram_init (void)
-{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return 0;
-}
-
-#ifdef CONFIG_CMD_NET
-int board_eth_init(bd_t *bis)
-{
- int rc = 0;
-#ifdef CONFIG_SMC91111
- rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
-#endif
- return rc;
-}
-#endif