diff options
author | Jon Loeliger <jdl@freescale.com> | 2006-06-07 08:49:38 -0500 |
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committer | Jon Loeliger <jdl@freescale.com> | 2006-06-07 08:49:38 -0500 |
commit | 72ed528a948b151e7be5ce03ed3d2b88a229dd0a (patch) | |
tree | 0f90590c0faf6fcc85f26f92facc653112be53e0 /board | |
parent | 9f37dc8cabc94aed27aec8b4c69a390c8603fd28 (diff) | |
parent | e461a24113c66747510b07930a83b0d84171a559 (diff) | |
download | u-boot-imx-72ed528a948b151e7be5ce03ed3d2b88a229dd0a.zip u-boot-imx-72ed528a948b151e7be5ce03ed3d2b88a229dd0a.tar.gz u-boot-imx-72ed528a948b151e7be5ce03ed3d2b88a229dd0a.tar.bz2 |
Merge branch 'master' of http://www.denx.de/git/u-boot
Diffstat (limited to 'board')
26 files changed, 2886 insertions, 100 deletions
diff --git a/board/amcc/yellowstone/yellowstone.c b/board/amcc/yellowstone/yellowstone.c index 20965c8..86d0db7 100644 --- a/board/amcc/yellowstone/yellowstone.c +++ b/board/amcc/yellowstone/yellowstone.c @@ -79,8 +79,8 @@ int board_early_init_f(void) out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); /* external interrupts IRQ0...3 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x0f000000); - out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x00005500); + out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x00f00000); + out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); #if 0 /* test-only */ diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index 392d0dc..6742441 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -79,8 +79,8 @@ int board_early_init_f(void) out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); /* external interrupts IRQ0...3 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x0f000000); - out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x00005500); + out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x00f00000); + out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); /*setup USB 2.0 */ diff --git a/board/ixdp425/Makefile b/board/ixdp425/Makefile index e4282c4..59d6964 100644 --- a/board/ixdp425/Makefile +++ b/board/ixdp425/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS := ixdp425.o flash.o +OBJS := ixdp425.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $^ diff --git a/board/ixdp425/config.mk b/board/ixdp425/config.mk index 9f616f3..3420586 100644 --- a/board/ixdp425/config.mk +++ b/board/ixdp425/config.mk @@ -1,2 +1,4 @@ -#TEXT_BASE = 0x00100000 TEXT_BASE = 0x00f80000 + +# include NPE ethernet driver +BOARDLIBS = cpu/ixp/npe/libnpe.a diff --git a/board/ixdp425/ixdp425.c b/board/ixdp425/ixdp425.c index aa96591..eaf7cde 100644 --- a/board/ixdp425/ixdp425.c +++ b/board/ixdp425/ixdp425.c @@ -1,4 +1,7 @@ /* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * * (C) Copyright 2002 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net * @@ -25,24 +28,21 @@ * MA 02111-1307 USA */ -#include <asm/arch/ixp425.h> #include <common.h> +#include <command.h> +#include <malloc.h> +#include <asm/arch/ixp425.h> DECLARE_GLOBAL_DATA_PTR; /* * Miscelaneous platform dependent initialisations */ - -/**********************************************************/ - int board_post_init (void) { return (0); } -/**********************************************************/ - int board_init (void) { /* arch number of IXDP */ @@ -51,10 +51,58 @@ int board_init (void) /* adress of boot parameters */ gd->bd->bi_boot_params = 0x00000100; +#ifdef CONFIG_IXDPG425 + /* arch number of IXDP */ + gd->bd->bi_arch_number = MACH_TYPE_IXDPG425; + + /* + * Get realtek RTL8305 switch and SLIC out of reset + */ + GPIO_OUTPUT_SET(CFG_GPIO_SWITCH_RESET_N); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SWITCH_RESET_N); + GPIO_OUTPUT_SET(CFG_GPIO_SLIC_RESET_N); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SLIC_RESET_N); + + /* + * Setup GPIO's for PCI INTA & INTB + */ + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTA_N); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTA_N); + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTB_N); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTB_N); + + /* + * Setup GPIO's for 33MHz clock output + */ + *IXP425_GPIO_GPCLKR = 0x01FF01FF; + GPIO_OUTPUT_ENABLE(CFG_GPIO_PCI_CLK); + GPIO_OUTPUT_ENABLE(CFG_GPIO_EXTBUS_CLK); +#endif + return 0; } -/**********************************************************/ +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + +#ifdef CONFIG_IXDPG425 + puts("Board: IXDPG425 - Intel Network Gateway Reference Platform"); +#else + puts("Board: IXDP425 - Intel Development Platform"); +#endif + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} int dram_init (void) { @@ -64,8 +112,7 @@ int dram_init (void) return (0); } -/**********************************************************/ - +#if (CONFIG_COMMANDS & CFG_CMD_PCI) || defined(CONFIG_PCI) extern struct pci_controller hose; extern void pci_ixp_init(struct pci_controller * hose); @@ -75,3 +122,4 @@ void pci_init_board(void) pci_ixp_init(&hose); } +#endif diff --git a/board/m5271evb/m5271evb.c b/board/m5271evb/m5271evb.c index d364bd6..c26c91d 100644 --- a/board/m5271evb/m5271evb.c +++ b/board/m5271evb/m5271evb.c @@ -53,10 +53,9 @@ long int initdram (int board_type) { * Check to see if the SDRAM has already been initialized * by a run control tool */ - if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) - { + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) { /* Initialize DRAM Control Register: DCR */ - mbar_writeShort(MCF_SDRAMC_DCR, + mbar_writeShort(MCF_SDRAMC_DCR, MCF_SDRAMC_DCR_RTIM(0x01) | MCF_SDRAMC_DCR_RC(0x30)); @@ -74,7 +73,7 @@ long int initdram (int board_type) { | MCF_SDRAMC_DACRn_PS(0)); /* Initialize DMR0 */ - mbar_writeLong(MCF_SDRAMC_DMR0, + mbar_writeLong(MCF_SDRAMC_DMR0, MCF_SDRAMC_DMRn_BAM_16M | MCF_SDRAMC_DMRn_V); diff --git a/board/omap1610inn/lowlevel_init.S b/board/omap1610inn/lowlevel_init.S index eaf1742..cc8347f 100644 --- a/board/omap1610inn/lowlevel_init.S +++ b/board/omap1610inn/lowlevel_init.S @@ -382,7 +382,7 @@ REG_WATCHDOG: .word 0xfffec808 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 diff --git a/board/omap5912osk/lowlevel_init.S b/board/omap5912osk/lowlevel_init.S index 3b9633a..a1fa097 100644 --- a/board/omap5912osk/lowlevel_init.S +++ b/board/omap5912osk/lowlevel_init.S @@ -41,6 +41,13 @@ _TEXT_BASE: .globl lowlevel_init lowlevel_init: + /*------------------------------------------------------* + * Ensure i-cache is enabled * + * To configure TC regs without fetching instruction * + *------------------------------------------------------*/ + mrc p15, 0, r0, c1, c0 + orr r0, r0, #0x1000 + mcr p15, 0, r0, c1, c0 /*------------------------------------------------------* *mask all IRQs by setting all bits in the INTMR default* @@ -59,33 +66,34 @@ lowlevel_init: str r1, [r0] /*------------------------------------------------------* - * Set up ARM CLM registers (IDLECT2) * + * Set up ARM CLM registers (IDLECT2) * *------------------------------------------------------*/ ldr r0, REG_ARM_IDLECT2 ldr r1, VAL_ARM_IDLECT2 str r1, [r0] /*------------------------------------------------------* - * Set up ARM CLM registers (IDLECT3) * + * Set up ARM CLM registers (IDLECT3) * *------------------------------------------------------*/ ldr r0, REG_ARM_IDLECT3 ldr r1, VAL_ARM_IDLECT3 str r1, [r0] - - mov r1, #0x01 /* PER_EN bit */ + mov r1, #0x01 /* PER_EN bit */ ldr r0, REG_ARM_RSTCT2 - strh r1, [r0] /* CLKM; Peripheral reset. */ + strh r1, [r0] /* CLKM; Peripheral reset. */ - /* Set CLKM to Sync-Scalable */ - /* I supposedly need to enable the dsp clock before switching */ - mov r1, #0x0000 + /* Set CLKM to Sync-Scalable */ + mov r1, #0x1000 ldr r0, REG_ARM_SYSST - strh r1, [r0] - mov r0, #0x400 -1: - subs r0, r0, #0x1 /* wait for any bubbles to finish */ + + mov r2, #0 +1: cmp r2, #1 + streqh r1, [r0] + add r2, r2, #1 + cmp r2, #0x100 /* wait for any bubbles to finish */ bne 1b + ldr r1, VAL_ARM_CKCTL ldr r0, REG_ARM_CKCTL strh r1, [r0] @@ -107,17 +115,16 @@ lowlevel_init: ldr r1, VAL_DPLL1_CTL ldr r0, REG_DPLL1_CTL strh r1, [r0] - ands r1, r1, #0x10 /* Check if PLL is enabled. */ - beq lock_end /* Do not look for lock if BYPASS selected */ + ands r1, r1, #0x10 /* Check if PLL is enabled. */ + beq lock_end /* Do not look for lock if BYPASS selected */ 2: ldrh r1, [r0] - ands r1, r1, #0x01 /* Check the LOCK bit.*/ - beq 2b /* loop until bit goes hi. */ + ands r1, r1, #0x01 /* Check the LOCK bit.*/ + beq 2b /* loop until bit goes hi. */ lock_end: - /*------------------------------------------------------* - * Turn off the watchdog during init... * + * Turn off the watchdog during init... * *------------------------------------------------------*/ ldr r0, REG_WATCHDOG ldr r1, WATCHDOG_VAL1 @@ -143,30 +150,49 @@ watch2Wait: tst r1, #0x10 bne watch2Wait - /* Set memory timings corresponding to the new clock speed */ + ldr r3, VAL_SDRAM_CONFIG_SDF0 /* Check execution location to determine current execution location * and branch to appropriate initialization code. */ - /* Load physical SDRAM base. */ - mov r0, #0x10000000 - /* Get current execution location. */ - mov r1, pc - /* Compare. */ - cmp r1, r0 - /* Skip over EMIF-fast initialization if running from SDRAM. */ - bge skip_sdram + mov r0, #0x10000000 /* Load physical SDRAM base. */ + mov r1, pc /* Get current execution location. */ + cmp r1, r0 /* Compare. */ + bge skip_sdram /* Skip over EMIF-fast initialization if running from SDRAM. */ + + /* identify the device revision, -- TMX or TMP(TMS) */ + ldr r0, REG_DEVICE_ID + ldr r1, [r0] + + ldr r0, VAL_DEVICE_ID_TMP + mov r1, r1, lsl #15 + mov r1, r1, lsr #16 + cmp r0, r1 + bne skip_TMP_Patch + + /* Enable TMP/TMS device new features */ + mov r0, #1 + ldr r1, REG_TC_EMIFF_DOUBLER + str r0, [r1] + + /* Enable new ac parameters */ + mov r0, #0x0b + ldr r1, REG_SDRAM_CONFIG2 + str r0, [r1] + + ldr r3, VAL_SDRAM_CONFIG_SDF1 + +skip_TMP_Patch: /* * Delay for SDRAM initialization. */ - mov r3, #0x1800 /* value should be checked */ + mov r0, #0x1800 /* value should be checked */ 3: - subs r3, r3, #0x1 /* Decrement count */ + subs r0, r0, #0x1 /* Decrement count */ bne 3b - /* * Set SDRAM control values. Disable refresh before MRS command. */ @@ -178,14 +204,15 @@ watch2Wait: /* config register */ ldr r0, REG_SDRAM_CONFIG - ldr r1, SDRAM_CONFIG_VAL - str r1, [r0] + str r3, [r0] /* manual command register */ ldr r0, REG_SDRAM_MANUAL_CMD + /* issue set cke high */ mov r1, #CMD_SDRAM_CKE_SET_HIGH str r1, [r0] + /* issue nop */ mov r1, #CMD_SDRAM_NOP str r1, [r0] @@ -228,25 +255,23 @@ waitMDDR1: str r1, [r0] /* delay loop */ - mov r2, #0x0100 + mov r0, #0x0100 waitMDDR2: - subs r2, r2, #1 + subs r0, r0, #1 bne waitMDDR2 /* * Delay for SDRAM initialization. */ - mov r3, #0x1800 + mov r0, #0x1800 4: - subs r3, r3, #1 /* Decrement count. */ + subs r0, r0, #1 /* Decrement count. */ bne 4b b common_tc skip_sdram: - ldr r0, REG_SDRAM_CONFIG - ldr r1, SDRAM_CONFIG_VAL - str r1, [r0] + str r3, [r0] common_tc: /* slow interface */ @@ -257,10 +282,15 @@ common_tc: ldr r1, VAL_TC_EMIFS_CS1_CONFIG ldr r0, REG_TC_EMIFS_CS1_CONFIG str r1, [r0] /* Chip Select 1 */ + ldr r1, VAL_TC_EMIFS_CS3_CONFIG ldr r0, REG_TC_EMIFS_CS3_CONFIG str r1, [r0] /* Chip Select 3 */ + ldr r1, VAL_TC_EMIFS_DWS + ldr r0, REG_TC_EMIFS_DWS + str r1, [r0] /* Enable EMIFS.RDY for CS1 (ether) */ + #ifdef CONFIG_H2_OMAP1610 /* inserting additional 2 clock cycle hold time for LAN */ ldr r0, REG_TC_EMIFS_CS1_ADVANCED @@ -282,8 +312,9 @@ common_tc: /* the literal pools origin */ .ltorg - -REG_TC_EMIFS_CONFIG: /* 32 bits */ +REG_DEVICE_ID: /* 32 bits */ + .word 0xfffe2004 +REG_TC_EMIFS_CONFIG: .word 0xfffecc0c REG_TC_EMIFS_CS0_CONFIG: /* 32 bits */ .word 0xfffecc10 @@ -293,7 +324,8 @@ REG_TC_EMIFS_CS2_CONFIG: /* 32 bits */ .word 0xfffecc18 REG_TC_EMIFS_CS3_CONFIG: /* 32 bits */ .word 0xfffecc1c - +REG_TC_EMIFS_DWS: /* 32 bits */ + .word 0xfffecc40 #ifdef CONFIG_H2_OMAP1610 REG_TC_EMIFS_CS1_ADVANCED: /* 32 bits */ .word 0xfffecc54 @@ -302,18 +334,17 @@ REG_TC_EMIFS_CS1_ADVANCED: /* 32 bits */ /* MPU clock/reset/power mode control registers */ REG_ARM_CKCTL: /* 16 bits */ .word 0xfffece00 - REG_ARM_IDLECT3: /* 16 bits */ .word 0xfffece24 REG_ARM_IDLECT2: /* 16 bits */ .word 0xfffece08 REG_ARM_IDLECT1: /* 16 bits */ .word 0xfffece04 - REG_ARM_RSTCT2: /* 16 bits */ .word 0xfffece14 REG_ARM_SYSST: /* 16 bits */ .word 0xfffece18 + /* DPLL control registers */ REG_DPLL1_CTL: /* 16 bits */ .word 0xfffecf00 @@ -335,6 +366,10 @@ WSPRDOG_VAL2: counter @8192 rows, 10 ns, 8 burst */ REG_SDRAM_CONFIG: .word 0xfffecc20 +REG_SDRAM_CONFIG2: + .word 0xfffecc3c +REG_TC_EMIFF_DOUBLER: /* 32 bits */ + .word 0xfffecc60 /* Operation register */ REG_SDRAM_OPERATION: @@ -356,35 +391,47 @@ REG_SDRAM_EMRS1: REG_DLL_WRT_CONTROL: .word 0xfffecc68 DLL_WRT_CONTROL_VAL: - .word 0x03f00002 + .word 0x03f00002 /* Phase of 72deg, write offset +31 */ /* URD DLL register */ REG_DLL_URD_CONTROL: .word 0xfffeccc0 DLL_URD_CONTROL_VAL: - .word 0x00800002 + .word 0x00800002 /* Phase of 72deg, read offset +31 */ /* LRD DLL register */ REG_DLL_LRD_CONTROL: .word 0xfffecccc +DLL_LRD_CONTROL_VAL: + .word 0x00800002 /* read offset +31 */ REG_WATCHDOG: .word 0xfffec808 +WATCHDOG_VAL1: + .word 0x000000f5 +WATCHDOG_VAL2: + .word 0x000000a0 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 +VAL_MPU_LOAD_TIMER: + .word 0xffffffff +VAL_MPU_CNTL_TIMER: + .word 0xffffffa1 /* 96 MHz Samsung Mobile DDR */ -SDRAM_CONFIG_VAL: - .word 0x001200f4 +/* Original setting for TMX device */ +VAL_SDRAM_CONFIG_SDF0: + .word 0x0014e6fe -DLL_LRD_CONTROL_VAL: - .word 0x00800002 +/* NEW_SYS_FREQ mode (valid only TMP/TMS devices) */ +VAL_SDRAM_CONFIG_SDF1: + .word 0x0114e6fe VAL_ARM_CKCTL: - .word 0x3000 + .word 0x2000 /* was: 0x3000, now use CLK_REF for timer input */ VAL_DPLL1_CTL: .word 0x2830 @@ -392,11 +439,15 @@ VAL_DPLL1_CTL: VAL_TC_EMIFS_CS0_CONFIG: .word 0x002130b0 VAL_TC_EMIFS_CS1_CONFIG: - .word 0x00001131 + .word 0x00001133 VAL_TC_EMIFS_CS2_CONFIG: .word 0x000055f0 VAL_TC_EMIFS_CS3_CONFIG: - .word 0x88011131 + .word 0x88013141 +VAL_TC_EMIFS_DWS: /* Enable EMIFS.RDY for CS1 access (ether) */ + .word 0x000000c0 +VAL_DEVICE_ID_TMP: /* TMP/TMS=0xb65f, TMX=0xb58c */ + .word 0xb65f #endif #ifdef CONFIG_H2_OMAP1610 @@ -407,36 +458,20 @@ VAL_TC_EMIFS_CS1_CONFIG: VAL_TC_EMIFS_CS2_CONFIG: .word 0xf800f22a VAL_TC_EMIFS_CS3_CONFIG: - .word 0x88011131 + .word 0x88013141 VAL_TC_EMIFS_CS1_ADVANCED: .word 0x00000022 #endif -VAL_TC_EMIFF_SDRAM_CONFIG: - .word 0x010290fc -VAL_TC_EMIFF_MRS: - .word 0x00000027 - VAL_ARM_IDLECT1: .word 0x00000400 - VAL_ARM_IDLECT2: .word 0x00000886 VAL_ARM_IDLECT3: .word 0x00000015 -WATCHDOG_VAL1: - .word 0x000000f5 -WATCHDOG_VAL2: - .word 0x000000a0 - -VAL_MPU_LOAD_TIMER: - .word 0xffffffff -VAL_MPU_CNTL_TIMER: - .word 0xffffffa1 - /* command values */ -.equ CMD_SDRAM_NOP, 0x00000000 -.equ CMD_SDRAM_PRECHARGE, 0x00000001 -.equ CMD_SDRAM_AUTOREFRESH, 0x00000002 -.equ CMD_SDRAM_CKE_SET_HIGH, 0x00000007 +.equ CMD_SDRAM_NOP, 0x00000000 +.equ CMD_SDRAM_PRECHARGE, 0x00000001 +.equ CMD_SDRAM_AUTOREFRESH, 0x00000002 +.equ CMD_SDRAM_CKE_SET_HIGH, 0x00000007 diff --git a/board/omap5912osk/omap5912osk.c b/board/omap5912osk/omap5912osk.c index e9e6b0e..6993b13 100644 --- a/board/omap5912osk/omap5912osk.c +++ b/board/omap5912osk/omap5912osk.c @@ -288,3 +288,21 @@ void peripheral_power_enable (void) *SW_CLOCK_REQUEST |= UART1_48MHZ_ENABLE; } + +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: OSK5912"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} diff --git a/board/omap730p2/lowlevel_init.S b/board/omap730p2/lowlevel_init.S index 6c6f482..9ab71cf 100644 --- a/board/omap730p2/lowlevel_init.S +++ b/board/omap730p2/lowlevel_init.S @@ -317,7 +317,7 @@ REG_WATCHDOG: .word 0xfffec808 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 diff --git a/board/pcs440ep/Makefile b/board/pcs440ep/Makefile new file mode 100644 index 0000000..4a2a388 --- /dev/null +++ b/board/pcs440ep/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/pcs440ep/config.mk b/board/pcs440ep/config.mk new file mode 100644 index 0000000..319c4fa --- /dev/null +++ b/board/pcs440ep/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# PCS440EP board +# + +#TEXT_BASE = 0x00001000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0xFBD00000 +else +TEXT_BASE = 0xFFFA0000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/pcs440ep/flash.c b/board/pcs440ep/flash.c new file mode 100644 index 0000000..ece5478 --- /dev/null +++ b/board/pcs440ep/flash.c @@ -0,0 +1,608 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <asm/processor.h> + +#ifndef CFG_FLASH_READ0 +#define CFG_FLASH_READ0 0x0000 /* 0 is standard */ +#define CFG_FLASH_READ1 0x0001 /* 1 is standard */ +#define CFG_FLASH_READ2 0x0002 /* 2 is standard */ +#endif + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Functions + */ +static int write_word(flash_info_t *info, ulong dest, ulong data); +static ulong flash_get_size(vu_long *addr, flash_info_t *info); + +unsigned long flash_init(void) +{ + unsigned long size_b0, size_b1; + int i; + unsigned long base_b0, base_b1; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + base_b0 = FLASH_BASE0_PRELIM; + size_b0 = flash_get_size ((vu_long *) base_b0, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 << 20); + } + + base_b1 = FLASH_BASE1_PRELIM; + size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]); + + return (size_b0 + size_b1); +} + +void flash_print_info(flash_info_t *info) +{ + int i; + int k; + int size; + int erased; + volatile unsigned long *flash; + + 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; + case FLASH_MAN_SST: printf ("SST "); break; + case FLASH_MAN_EXCEL: printf ("Excel Semiconductor "); break; + default: printf ("Unknown Vendor "); break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM040: printf ("AM29LV040B (4 Mbit, uniform sector size)\n"); + break; + case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320T: printf ("AM29LV320T (32 M, top sector)\n"); + break; + case FLASH_AM320B: printf ("AM29LV320B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: printf ("AM29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: printf ("AM29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: printf ("AM29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: printf ("AM29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_SST020: printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n"); + break; + case FLASH_SST040: printf ("SST39LF/VF040 (4 Mbit, uniform 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) { +#ifdef CFG_FLASH_EMPTY_INFO + /* + * Check if whole sector is erased + */ + if (i != (info->sector_count-1)) + size = info->start[i+1] - info->start[i]; + else + size = info->start[0] + info->size - info->start[i]; + erased = 1; + flash = (volatile unsigned long *)info->start[i]; + size = size >> 2; /* divide by 4 for longword access */ + for (k=0; k<size; k++) { + if (*flash++ != 0xffffffff) { + erased = 0; + break; + } + } + + if ((i % 5) == 0) + printf ("\n "); + /* print empty and read-only info */ + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); +#else + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " "); +#endif + + } + 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; + short n; + volatile CFG_FLASH_WORD_SIZE value; + ulong base = (ulong)addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (volatile CFG_FLASH_WORD_SIZE *)addr; + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090; + + value = addr2[CFG_FLASH_READ0]; + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_WORD_SIZE)SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_WORD_SIZE)EXCEL_MANUFACT: + info->flash_id = FLASH_MAN_EXCEL; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + value = addr2[CFG_FLASH_READ1]; /* device ID */ + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 0.5 MB */ + break; + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: + info->flash_id += FLASH_AM320T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF020: + info->flash_id += FLASH_SST020; + info->sector_count = 64; + info->size = 0x00040000; + break; /* => 256 kB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF040: + info->flash_id += FLASH_SST040; + info->sector_count = 128; + info->size = 0x00080000; + break; /* => 512 kB */ + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00001000); + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) { + /* set sector offsets for bottom boot block type */ + for (i=0; i<8; ++i) { /* 8 x 8k boot sectors */ + info->start[i] = base; + base += 8 << 10; + } + while (i < info->sector_count) { /* 64k regular sectors */ + info->start[i] = base; + base += 64 << 10; + ++i; + } + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) { + /* set sector offsets for top boot block type */ + base += info->size; + i = info->sector_count; + for (n=0; n<8; ++n) { /* 8 x 8k boot sectors */ + base -= 8 << 10; + --i; + info->start[i] = base; + } + while (i > 0) { /* 64k regular sectors */ + base -= 64 << 10; + --i; + info->start[i] = base; + } + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* 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 */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD) + info->protect[i] = 0; + else + info->protect[i] = addr2[CFG_FLASH_READ2] & 1; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0]; + *addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + } + + return (info->size); +} + + +int flash_erase(flash_info_t *info, int s_first, int s_last) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + ulong start, now, 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) { + printf ("Can't erase unknown flash type - aborted\n"); + 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(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]); + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + + /* re-enable interrupts if necessary */ + if (flag) { + enable_interrupts(); + flag = 0; + } + + /* data polling for D7 */ + start = get_timer (0); + while ((addr2[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (CFG_FLASH_WORD_SIZE)0x00800080) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } else { + if (sect == s_first) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + } + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + } + 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 = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]); + while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + +DONE: + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *)info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE)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, 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, 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, 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) +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data; + ulong start; + int flag; + int i; + + /* 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(); + + for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer (0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } + + return (0); +} diff --git a/board/pcs440ep/init.S b/board/pcs440ep/init.S new file mode 100644 index 0000000..0eee4d8 --- /dev/null +++ b/board/pcs440ep/init.S @@ -0,0 +1,113 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <ppc_asm.tmpl> +#include <config.h> + +/* General */ +#define TLB_VALID 0x00000200 + +/* Supported page sizes */ + +#define SZ_1K 0x00000000 +#define SZ_4K 0x00000010 +#define SZ_16K 0x00000020 +#define SZ_64K 0x00000030 +#define SZ_256K 0x00000040 +#define SZ_1M 0x00000050 +#define SZ_8M 0x00000060 +#define SZ_16M 0x00000070 +#define SZ_256M 0x00000090 + +/* Storage attributes */ +#define SA_W 0x00000800 /* Write-through */ +#define SA_I 0x00000400 /* Caching inhibited */ +#define SA_M 0x00000200 /* Memory coherence */ +#define SA_G 0x00000100 /* Guarded */ +#define SA_E 0x00000080 /* Endian */ + +/* Access control */ +#define AC_X 0x00000024 /* Execute */ +#define AC_W 0x00000012 /* Write */ +#define AC_R 0x00000009 /* Read */ + +/* Some handy macros */ + +#define EPN(e) ((e) & 0xfffffc00) +#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) +#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) +#define TLB2(a) ( (a)&0x00000fbf ) + +#define tlbtab_start\ + mflr r1 ;\ + bl 0f ; + +#define tlbtab_end\ + .long 0, 0, 0 ; \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + +#define tlbentry(epn,sz,rpn,erpn,attr)\ + .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) + + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) + + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) + + tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) + + /* PCI */ + tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) + + /* USB 2.0 Device */ + tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) + + tlbtab_end diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c new file mode 100644 index 0000000..8858f0a --- /dev/null +++ b/board/pcs440ep/pcs440ep.c @@ -0,0 +1,379 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <ppc4xx.h> +#include <asm/processor.h> +#include <spd_sdram.h> + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +static void set_leds(int val) +{ + unsigned char led[16] = {0x0, 0x8, 0x4, 0xc, 0x2, 0xa, 0x6, 0xe, + 0x1, 0x9, 0x5, 0xd, 0x3, 0xb, 0x7, 0xf}; + out32(GPIO0_OR, (in32(GPIO0_OR) & ~0x78000000) | (led[val] << 27)); +} + +int board_early_init_f(void) +{ + register uint reg; + + set_leds(0); /* display boot info counter */ + + /*-------------------------------------------------------------------- + * Setup the external bus controller/chip selects + *-------------------------------------------------------------------*/ + mtdcr(ebccfga, xbcfg); + reg = mfdcr(ebccfgd); + mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ + + /*-------------------------------------------------------------------- + * GPIO's are alreay setup in cpu/ppc4xx/cpu_init.c + * via define from board config file. + *-------------------------------------------------------------------*/ + + /*-------------------------------------------------------------------- + * Setup the interrupt controller polarities, triggers, etc. + *-------------------------------------------------------------------*/ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + mtdcr(uic0er, 0x00000000); /* disable all */ + mtdcr(uic0cr, 0x00000001); /* UIC1 crit is critical */ + mtdcr(uic0pr, 0xfffffe1f); /* per ref-board manual */ + mtdcr(uic0tr, 0x01c00000); /* per ref-board manual */ + mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + + mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic1er, 0x00000000); /* disable all */ + mtdcr(uic1cr, 0x00000000); /* all non-critical */ + mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ + mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ + mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic1sr, 0xffffffff); /* clear all */ + + /*-------------------------------------------------------------------- + * Setup other serial configuration + *-------------------------------------------------------------------*/ + mfsdr(sdr_pci0, reg); + mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */ + mtsdr(sdr_pfc0, 0x00000100); /* Pin function: enable GPIO49-63 */ + mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins, select IRQ5 */ + + return 0; +} + +int misc_init_r (void) +{ + uint pbcr; + int size_val = 0; + + /* Re-do sizing to get full correct info */ + mtdcr(ebccfga, pb0cr); + pbcr = mfdcr(ebccfgd); + switch (gd->bd->bi_flashsize) { + case 1 << 20: + size_val = 0; + break; + case 2 << 20: + size_val = 1; + break; + case 4 << 20: + size_val = 2; + break; + case 8 << 20: + size_val = 3; + break; + case 16 << 20: + size_val = 4; + break; + case 32 << 20: + size_val = 5; + break; + case 64 << 20: + size_val = 6; + break; + case 128 << 20: + size_val = 7; + break; + } + pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); + mtdcr(ebccfga, pb0cr); + mtdcr(ebccfgd, pbcr); + + /* adjust flash start and offset */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + -CFG_MONITOR_LEN, + 0xffffffff, + &flash_info[1]); + + /* Env protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, + &flash_info[1]); + + return 0; +} + +int checkboard(void) +{ + char *s = getenv("serial#"); + + printf("Board: PCS440EP"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +long int initdram (int board_type) +{ + long dram_size = 0; + + set_leds(1); /* display boot info counter */ + dram_size = spd_sdram(); + set_leds(2); /* display boot info counter */ + + return dram_size; +} + +#if defined(CFG_DRAM_TEST) +int testdram(void) +{ + unsigned long *mem = (unsigned long *)0; + const unsigned long kend = (1024 / sizeof(unsigned long)); + unsigned long k, n; + + mtmsr(0); + + for (k = 0; k < CFG_KBYTES_SDRAM; + ++k, mem += (1024 / sizeof(unsigned long))) { + if ((k & 1023) == 0) { + printf("%3d MB\r", k / 1024); + } + + memset(mem, 0xaaaaaaaa, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + + memset(mem, 0x55555555, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0x55555555) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + } + printf("SDRAM test passes\n"); + return 0; +} +#endif + +/************************************************************************* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +int pci_pre_init(struct pci_controller *hose) +{ + unsigned long addr; + + /*-------------------------------------------------------------------------+ + | Set priority for all PLB3 devices to 0. + | Set PLB3 arbiter to fair mode. + +-------------------------------------------------------------------------*/ + mfsdr(sdr_amp1, addr); + mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(plb3_acr); + mtdcr(plb3_acr, addr | 0x80000000); + + /*-------------------------------------------------------------------------+ + | Set priority for all PLB4 devices to 0. + +-------------------------------------------------------------------------*/ + mfsdr(sdr_amp0, addr); + mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ + mtdcr(plb4_acr, addr); + + /*-------------------------------------------------------------------------+ + | Set Nebula PLB4 arbiter to fair mode. + +-------------------------------------------------------------------------*/ + /* Segment0 */ + addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; + addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; + addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; + addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; + mtdcr(plb0_acr, addr); + + /* Segment1 */ + addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; + addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; + addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; + addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; + mtdcr(plb1_acr, addr); + + return 1; +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ + +/************************************************************************* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller *hose) +{ + /*--------------------------------------------------------------------------+ + * Set up Direct MMIO registers + *--------------------------------------------------------------------------*/ + /*--------------------------------------------------------------------------+ + | PowerPC440 EP PCI Master configuration. + | Map one 1Gig range of PLB/processor addresses to PCI memory space. + | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF + | Use byte reversed out routines to handle endianess. + | Make this region non-prefetchable. + +--------------------------------------------------------------------------*/ + out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ + out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */ + out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ + out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ + out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ + out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ + + /*--------------------------------------------------------------------------+ + * Set up Configuration registers + *--------------------------------------------------------------------------*/ + + /* Program the board's subsystem id/vendor id */ + pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, + CFG_PCI_SUBSYS_VENDORID); + pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID); + + /* Configure command register as bus master */ + pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); + + /* 240nS PCI clock */ + pci_write_config_word(0, PCI_LATENCY_TIMER, 1); + + /* No error reporting */ + pci_write_config_word(0, PCI_ERREN, 0); + + pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); + +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ + +/************************************************************************* + * pci_master_init + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) +void pci_master_init(struct pci_controller *hose) +{ + unsigned short temp_short; + + /*--------------------------------------------------------------------------+ + | Write the PowerPC440 EP PCI Configuration regs. + | Enable PowerPC440 EP to be a master on the PCI bus (PMM). + | Enable PowerPC440 EP to act as a PCI memory target (PTM). + +--------------------------------------------------------------------------*/ + pci_read_config_word(0, PCI_COMMAND, &temp_short); + pci_write_config_word(0, PCI_COMMAND, + temp_short | PCI_COMMAND_MASTER | + PCI_COMMAND_MEMORY); +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */ + +/************************************************************************* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + * + * + ************************************************************************/ +#if defined(CONFIG_PCI) +int is_pci_host(struct pci_controller *hose) +{ + /* PCS440EP is always configured as host. */ + return (1); +} +#endif /* defined(CONFIG_PCI) */ + +/************************************************************************* + * hw_watchdog_reset + * + * This routine is called to reset (keep alive) the watchdog timer + * + ************************************************************************/ +#if defined(CONFIG_HW_WATCHDOG) +void hw_watchdog_reset(void) +{ + +} +#endif diff --git a/board/pcs440ep/u-boot.lds b/board/pcs440ep/u-boot.lds new file mode 100644 index 0000000..6ab476a --- /dev/null +++ b/board/pcs440ep/u-boot.lds @@ -0,0 +1,141 @@ +/* + * (C) Copyright 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 + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/ppc4xx/start.o (.text) + board/pcs440ep/init.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + + _end = . ; + PROVIDE (end = .); +} diff --git a/board/prodrive/common/flash.c b/board/prodrive/common/flash.c new file mode 100644 index 0000000..8630cc1 --- /dev/null +++ b/board/prodrive/common/flash.c @@ -0,0 +1,556 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <asm/processor.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Functions + */ +static int write_word(flash_info_t *info, ulong dest, ulong data); + +void flash_print_info(flash_info_t *info) +{ + int i; + int k; + int size; + int erased; + volatile unsigned long *flash; + + 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; + case FLASH_MAN_SST: printf ("SST "); break; + case FLASH_MAN_EXCEL: printf ("Excel Semiconductor "); break; + default: printf ("Unknown Vendor "); break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320T: printf ("AM29LV320T (32 M, top sector)\n"); + break; + case FLASH_AM320B: printf ("AM29LV320B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: printf ("AM29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: printf ("AM29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: printf ("AM29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: printf ("AM29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_SST020: printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n"); + break; + case FLASH_SST040: printf ("SST39LF/VF040 (4 Mbit, uniform 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) { +#ifdef CFG_FLASH_EMPTY_INFO + /* + * Check if whole sector is erased + */ + if (i != (info->sector_count-1)) + size = info->start[i+1] - info->start[i]; + else + size = info->start[0] + info->size - info->start[i]; + erased = 1; + flash = (volatile unsigned long *)info->start[i]; + size = size >> 2; /* divide by 4 for longword access */ + for (k=0; k<size; k++) { + if (*flash++ != 0xffffffff) { + erased = 0; + break; + } + } + + if ((i % 5) == 0) + printf ("\n "); + /* print empty and read-only info */ + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); +#else + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " "); +#endif + + } + 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; + short n; + CFG_FLASH_WORD_SIZE value; + ulong base = (ulong)addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)addr; + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090; + + value = addr2[CFG_FLASH_READ0]; + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_WORD_SIZE)SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_WORD_SIZE)EXCEL_MANUFACT: + info->flash_id = FLASH_MAN_EXCEL; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + value = addr2[CFG_FLASH_READ1]; /* device ID */ + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: + info->flash_id += FLASH_AM320T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF020: + info->flash_id += FLASH_SST020; + info->sector_count = 64; + info->size = 0x00040000; + break; /* => 256 kB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF040: + info->flash_id += FLASH_SST040; + info->sector_count = 128; + info->size = 0x00080000; + break; /* => 512 kB */ + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + /* set up sector start address table */ + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00001000); + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) { + /* set sector offsets for bottom boot block type */ + for (i=0; i<8; ++i) { /* 8 x 8k boot sectors */ + info->start[i] = base; + base += 8 << 10; + } + while (i < info->sector_count) { /* 64k regular sectors */ + info->start[i] = base; + base += 64 << 10; + ++i; + } + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) { + /* set sector offsets for top boot block type */ + base += info->size; + i = info->sector_count; + for (n=0; n<8; ++n) { /* 8 x 8k boot sectors */ + base -= 8 << 10; + --i; + info->start[i] = base; + } + while (i > 0) { /* 64k regular sectors */ + base -= 64 << 10; + --i; + info->start[i] = base; + } + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* 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 */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD) + info->protect[i] = 0; + else + info->protect[i] = addr2[CFG_FLASH_READ2] & 1; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0]; + *addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + } + + return (info->size); +} + + +int flash_erase(flash_info_t *info, int s_first, int s_last) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + ulong start, now, 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) { + printf ("Can't erase unknown flash type - aborted\n"); + 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(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]); + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + + /* re-enable interrupts if necessary */ + if (flag) { + enable_interrupts(); + flag = 0; + } + + /* data polling for D7 */ + start = get_timer (0); + while ((addr2[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (CFG_FLASH_WORD_SIZE)0x00800080) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } else { + if (sect == s_first) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + } + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + } + 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 = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]); + while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + +DONE: + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *)info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE)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, 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, 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, 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) +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data; + ulong start; + int flag; + int i; + + /* 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(); + + for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer (0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } + + return (0); +} diff --git a/board/prodrive/common/fpga.c b/board/prodrive/common/fpga.c new file mode 100644 index 0000000..f9412a2 --- /dev/null +++ b/board/prodrive/common/fpga.c @@ -0,0 +1,183 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * (C) Copyright 2001-2004 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.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 <common.h> +#include <asm/processor.h> +#include <command.h> + +/* ------------------------------------------------------------------------- */ + +#ifdef FPGA_DEBUG +#define DBG(x...) printf(x) +#else +#define DBG(x...) +#endif /* DEBUG */ + +#define FPGA_PRG CFG_FPGA_PRG /* FPGA program pin (cpu output)*/ +#define FPGA_CLK CFG_FPGA_CLK /* FPGA clk pin (cpu output) */ +#define FPGA_DATA CFG_FPGA_DATA /* FPGA data pin (cpu output) */ +#define FPGA_DONE CFG_FPGA_DONE /* FPGA done pin (cpu input) */ +#define FPGA_INIT CFG_FPGA_INIT /* FPGA init pin (cpu input) */ + +#define ERROR_FPGA_PRG_INIT_LOW -1 /* Timeout after PRG* asserted */ +#define ERROR_FPGA_PRG_INIT_HIGH -2 /* Timeout after PRG* deasserted */ +#define ERROR_FPGA_PRG_DONE -3 /* Timeout after programming */ + +#ifndef OLD_VAL +# define OLD_VAL 0 +#endif + +#if 0 /* test-only */ +#define FPGA_WRITE_1 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set clock to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set data to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set clock to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ + +#define FPGA_WRITE_0 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set clock to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | 0 ); /* set data to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | 0 ); /* set clock to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ +#else +#define FPGA_WRITE_1 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set data to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ + +#define FPGA_WRITE_0 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | 0 ); /* set data to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | 0 );} /* set data to 1 */ +#endif + +static int fpga_boot(unsigned char *fpgadata, int size) +{ + int i,index,len; + int count; + int j; + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = fpgadata[index]; + DBG("FPGA: %s\n", &(fpgadata[index+1])); + index += len+3; + } + + /* search for preamble 0xFFFFFFFF */ + while (1) { + if ((fpgadata[index] == 0xff) && (fpgadata[index+1] == 0xff) && + (fpgadata[index+2] == 0xff) && (fpgadata[index+3] == 0xff)) + break; /* preamble found */ + else + index++; + } + + DBG("FPGA: configdata starts at position 0x%x\n",index); + DBG("FPGA: length of fpga-data %d\n", size-index); + + /* + * Setup port pins for fpga programming + */ + SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set pins to high */ + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* + * Init fpga by asserting and deasserting PROGRAM* + */ + SET_FPGA(0 | FPGA_CLK | FPGA_DATA); /* set prog active */ + + /* Wait for FPGA init line low */ + count = 0; + while (FPGA_INIT_STATE) { + udelay(1000); /* wait 1ms */ + /* Check for timeout - 100us max, so use 3ms */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_INIT_LOW; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* deassert PROGRAM* */ + SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set prog inactive */ + + /* Wait for FPGA end of init period . */ + count = 0; + while (!(FPGA_INIT_STATE)) { + udelay(1000); /* wait 1ms */ + /* Check for timeout */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_INIT_HIGH; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + DBG("write configuration data into fpga\n"); + /* write configuration-data into fpga... */ + + /* + * Load uncompressed image into fpga + */ + for (i=index; i<size; i++) { + for (j=0; j<8; j++) { + if ((fpgadata[i] & 0x80) == 0x80) { + FPGA_WRITE_1; + } else { + FPGA_WRITE_0; + } + fpgadata[i] <<= 1; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* + * Check if fpga's DONE signal - correctly booted ? + */ + + /* Wait for FPGA end of programming period . */ + count = 0; + while (!(FPGA_DONE_STATE)) { + udelay(1000); /* wait 1ms */ + /* Check for timeout */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_DONE; + } + } + + DBG("FPGA: Booting successful!\n"); + return 0; +} diff --git a/board/prodrive/pdnb3/Makefile b/board/prodrive/pdnb3/Makefile new file mode 100644 index 0000000..f3cd5a3 --- /dev/null +++ b/board/prodrive/pdnb3/Makefile @@ -0,0 +1,46 @@ +# +# (C) Copyright 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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := flash.o pdnb3.o nand.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/prodrive/pdnb3/config.mk b/board/prodrive/pdnb3/config.mk new file mode 100644 index 0000000..6b0f18b --- /dev/null +++ b/board/prodrive/pdnb3/config.mk @@ -0,0 +1,4 @@ +TEXT_BASE = 0x01f00000 + +# include NPE ethernet driver +BOARDLIBS = cpu/ixp/npe/libnpe.a diff --git a/board/prodrive/pdnb3/flash.c b/board/prodrive/pdnb3/flash.c new file mode 100644 index 0000000..d0e5fe7 --- /dev/null +++ b/board/prodrive/pdnb3/flash.c @@ -0,0 +1,85 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <asm/arch/ixp425.h> + +/* + * include common flash code (for esd boards) + */ +#include "../common/flash.c" + +/* + * Prototypes + */ +static ulong flash_get_size (vu_long * addr, flash_info_t * info); + +static inline ulong ld(ulong x) +{ + ulong k = 0; + + while (x >>= 1) + ++k; + + return k; +} + +unsigned long flash_init(void) +{ + unsigned long size; + int i; + + /* Init: no FLASHes known */ + for (i=0; i<CFG_MAX_FLASH_BANKS; i++) + flash_info[i].flash_id = FLASH_UNKNOWN; + + size = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size, size<<20); + + /* Reconfigure CS0 to actual FLASH size */ + *IXP425_EXP_CS0 = (*IXP425_EXP_CS0 & ~0x00003C00) | ((ld(size) - 9) << 10); + + /* Monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Environment protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Redundant environment protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + flash_info[0].size = size; + + return size; +} diff --git a/board/prodrive/pdnb3/nand.c b/board/prodrive/pdnb3/nand.c new file mode 100644 index 0000000..1931d64 --- /dev/null +++ b/board/prodrive/pdnb3/nand.c @@ -0,0 +1,171 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) + +#include <nand.h> + +struct pdnb3_ndfc_regs { + uchar cmd; + uchar wait; + uchar addr; + uchar term; + uchar data; +}; + +static u8 hwctl; +static struct pdnb3_ndfc_regs *pdnb3_ndfc; + +#define readb(addr) *(volatile u_char *)(addr) +#define readl(addr) *(volatile u_long *)(addr) +#define writeb(d,addr) *(volatile u_char *)(addr) = (d) + +/* + * The PDNB3 has a NAND Flash Controller (NDFC) that handles all accesses to + * the NAND devices. The NDFC has command, address and data registers that + * when accessed will set up the NAND flash pins appropriately. We'll use the + * hwcontrol function to save the configuration in a global variable. + * We can then use this information in the read and write functions to + * determine which NDFC register to access. + * + * There is one NAND devices on the board, a Hynix HY27US08561A (32 MByte). + */ +static void pdnb3_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + switch (cmd) { + case NAND_CTL_SETCLE: + hwctl |= 0x1; + break; + case NAND_CTL_CLRCLE: + hwctl &= ~0x1; + break; + + case NAND_CTL_SETALE: + hwctl |= 0x2; + break; + case NAND_CTL_CLRALE: + hwctl &= ~0x2; + break; + + case NAND_CTL_SETNCE: + break; + case NAND_CTL_CLRNCE: + writeb(0x00, &(pdnb3_ndfc->term)); + break; + } +} + +static void pdnb3_nand_write_byte(struct mtd_info *mtd, u_char byte) +{ + if (hwctl & 0x1) + writeb(byte, &(pdnb3_ndfc->cmd)); + else if (hwctl & 0x2) + writeb(byte, &(pdnb3_ndfc->addr)); + else + writeb(byte, &(pdnb3_ndfc->data)); +} + +static u_char pdnb3_nand_read_byte(struct mtd_info *mtd) +{ + return readb(&(pdnb3_ndfc->data)); +} + +static void pdnb3_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) +{ + int i; + + for (i = 0; i < len; i++) { + if (hwctl & 0x1) + writeb(buf[i], &(pdnb3_ndfc->cmd)); + else if (hwctl & 0x2) + writeb(buf[i], &(pdnb3_ndfc->addr)); + else + writeb(buf[i], &(pdnb3_ndfc->data)); + } +} + +static void pdnb3_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) +{ + int i; + + if (len % 4) { + for (i = 0; i < len; i++) + buf[i] = readb(&(pdnb3_ndfc->data)); + } else { + ulong *ptr = (ulong *)buf; + int count = len >> 2; + + for (i = 0; i < count; i++) + *ptr++ = readl(&(pdnb3_ndfc->data)); + } +} + +static int pdnb3_nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) +{ + int i; + + for (i = 0; i < len; i++) + if (buf[i] != readb(&(pdnb3_ndfc->data))) + return i; + + return 0; +} + +static int pdnb3_nand_dev_ready(struct mtd_info *mtd) +{ + volatile u_char val; + + /* + * Blocking read to wait for NAND to be ready + */ + val = readb(&(pdnb3_ndfc->wait)); + + /* + * Return always true + */ + return 1; +} + +void board_nand_init(struct nand_chip *nand) +{ + pdnb3_ndfc = (struct pdnb3_ndfc_regs *)CFG_NAND_BASE; + + nand->eccmode = NAND_ECC_SOFT; + + /* Set address of NAND IO lines (Using Linear Data Access Region) */ + nand->IO_ADDR_R = (void __iomem *) ((ulong) pdnb3_ndfc + 0x4); + nand->IO_ADDR_W = (void __iomem *) ((ulong) pdnb3_ndfc + 0x4); + /* Reference hardware control function */ + nand->hwcontrol = pdnb3_nand_hwcontrol; + /* Set command delay time */ + nand->hwcontrol = pdnb3_nand_hwcontrol; + nand->write_byte = pdnb3_nand_write_byte; + nand->read_byte = pdnb3_nand_read_byte; + nand->write_buf = pdnb3_nand_write_buf; + nand->read_buf = pdnb3_nand_read_buf; + nand->verify_buf = pdnb3_nand_verify_buf; + nand->dev_ready = pdnb3_nand_dev_ready; +} +#endif diff --git a/board/prodrive/pdnb3/pdnb3.c b/board/prodrive/pdnb3/pdnb3.c new file mode 100644 index 0000000..e2fed5d --- /dev/null +++ b/board/prodrive/pdnb3/pdnb3.c @@ -0,0 +1,249 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@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 <command.h> +#include <malloc.h> +#include <asm/arch/ixp425.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Prototypes */ +int gunzip(void *, int, unsigned char *, unsigned long *); +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + +/* predefine these here for FPGA programming (before including fpga.c) */ +#define SET_FPGA(data) *IXP425_GPIO_GPOUTR = (data) +#define FPGA_DONE_STATE (*IXP425_GPIO_GPINR & CFG_FPGA_DONE) +#define FPGA_INIT_STATE (*IXP425_GPIO_GPINR & CFG_FPGA_INIT) +#define OLD_VAL old_val + +static unsigned long old_val = 0; + +/* + * include common fpga code (for prodrive boards) + */ +#include "../common/fpga.c" + +/* + * Miscelaneous platform dependent initialisations + */ +int board_post_init(void) +{ + return (0); +} + +int board_init(void) +{ + /* arch number of PDNB3 */ + gd->bd->bi_arch_number = MACH_TYPE_PDNB3; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + GPIO_OUTPUT_SET(CFG_GPIO_FPGA_RESET); + GPIO_OUTPUT_ENABLE(CFG_GPIO_FPGA_RESET); + + GPIO_OUTPUT_SET(CFG_GPIO_SYS_RUNNING); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SYS_RUNNING); + + /* + * Setup GPIO's for FPGA programming + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_PRG); + GPIO_OUTPUT_CLEAR(CFG_GPIO_CLK); + GPIO_OUTPUT_CLEAR(CFG_GPIO_DATA); + GPIO_OUTPUT_ENABLE(CFG_GPIO_PRG); + GPIO_OUTPUT_ENABLE(CFG_GPIO_CLK); + GPIO_OUTPUT_ENABLE(CFG_GPIO_DATA); + GPIO_OUTPUT_DISABLE(CFG_GPIO_INIT); + GPIO_OUTPUT_DISABLE(CFG_GPIO_DONE); + + /* + * Setup GPIO's for interrupts + */ + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTA); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTA); + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTB); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTB); + GPIO_OUTPUT_DISABLE(CFG_GPIO_RESTORE_INT); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_RESTORE_INT); + GPIO_OUTPUT_DISABLE(CFG_GPIO_RESTART_INT); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_RESTART_INT); + + /* + * Setup GPIO's for 33MHz clock output + */ + *IXP425_GPIO_GPCLKR = 0x01FF0000; + GPIO_OUTPUT_ENABLE(CFG_GPIO_CLK_33M); + + /* + * Setup other chip select's + */ + *IXP425_EXP_CS1 = CFG_EXP_CS1; + + return 0; +} + +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: PDNB3"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + 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); +} + +int do_fpga_boot(unsigned char *fpgadata) +{ + unsigned char *dst; + int status; + int index; + int i; + ulong len = CFG_MALLOC_LEN; + + /* + * Setup GPIO's for FPGA programming + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_PRG); + GPIO_OUTPUT_CLEAR(CFG_GPIO_CLK); + GPIO_OUTPUT_CLEAR(CFG_GPIO_DATA); + + /* + * Save value so no readback is required upon programming + */ + old_val = *IXP425_GPIO_GPOUTR; + + /* + * First try to decompress fpga image (gzip compressed?) + */ + dst = malloc(CFG_FPGA_MAX_SIZE); + if (gunzip(dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) { + printf("Error: Image has to be gzipp'ed!\n"); + return -1; + } + + status = fpga_boot(dst, len); + if (status != 0) { + printf("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("FPGA: %s\n", &(dst[index+1])); + index += len+3; + } + putc ('\n'); + /* delayed reboot */ + for (i=5; i>0; i--) { + printf("Rebooting in %2d seconds \r",i); + for (index=0;index<1000;index++) + udelay(1000); + } + putc('\n'); + do_reset(NULL, 0, 0, NULL); + } + + puts("FPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("%s ", &(dst[index+1])); + index += len+3; + } + putc('\n'); + + free(dst); + + /* + * Reset FPGA + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_FPGA_RESET); + udelay(10); + GPIO_OUTPUT_SET(CFG_GPIO_FPGA_RESET); + + return (0); +} + +int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong addr; + + if (argc < 2) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + addr = simple_strtoul(argv[1], NULL, 16); + + return do_fpga_boot((unsigned char *)addr); +} + +U_BOOT_CMD( + fpga, 2, 0, do_fpga, + "fpga - boot FPGA\n", + "address size\n - boot FPGA with gzipped image at <address>\n" +); + +#if (CONFIG_COMMANDS & CFG_CMD_PCI) || defined(CONFIG_PCI) +extern struct pci_controller hose; +extern void pci_ixp_init(struct pci_controller * hose); + +void pci_init_board(void) +{ + extern void pci_ixp_init (struct pci_controller *hose); + + pci_ixp_init(&hose); +} +#endif diff --git a/board/prodrive/pdnb3/u-boot.lds b/board/prodrive/pdnb3/u-boot.lds new file mode 100644 index 0000000..f05f093 --- /dev/null +++ b/board/prodrive/pdnb3/u-boot.lds @@ -0,0 +1,56 @@ +/* + * (C) Copyright 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 + */ + +OUTPUT_FORMAT("elf32-bigarm", "elf32-bigarm", "elf32-bigarm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/ixp/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.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 : { *(.bss) } + _end = .; +} diff --git a/board/r5200/r5200.c b/board/r5200/r5200.c index e51ad25..69f3a76 100644 --- a/board/r5200/r5200.c +++ b/board/r5200/r5200.c @@ -47,8 +47,7 @@ long int initdram (int board_type) { * Check to see if the SDRAM has already been initialized * by a run control tool */ - if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) - { + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) { /* * Initialize DRAM Control Register: DCR */ @@ -67,7 +66,7 @@ long int initdram (int board_type) { /* * Initialize DMR0 */ - mbar_writeLong(MCF_SDRAMC_DMR0, + mbar_writeLong(MCF_SDRAMC_DMR0, MCF_SDRAMC_DMRn_BAM_8M | MCF_SDRAMC_DMRn_V); diff --git a/board/tqm8xx/tqm8xx.c b/board/tqm8xx/tqm8xx.c index 520bea8..b292231 100644 --- a/board/tqm8xx/tqm8xx.c +++ b/board/tqm8xx/tqm8xx.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2004 + * (C) Copyright 2000-2006 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -124,6 +124,9 @@ int checkboard (void) break; putc (*s); } +#ifdef CONFIG_VIRTLAB2 + puts (" (Virtlab2)"); +#endif putc ('\n'); return (0); |