diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/lpd7a40x/Makefile | 51 | ||||
| -rw-r--r-- | board/lpd7a40x/config.mk | 38 | ||||
| -rw-r--r-- | board/lpd7a40x/flash.c | 490 | ||||
| -rw-r--r-- | board/lpd7a40x/lowlevel_init.S | 212 | ||||
| -rw-r--r-- | board/lpd7a40x/lpd7a40x.c | 93 |
5 files changed, 0 insertions, 884 deletions
diff --git a/board/lpd7a40x/Makefile b/board/lpd7a40x/Makefile deleted file mode 100644 index 3aeb2fb..0000000 --- a/board/lpd7a40x/Makefile +++ /dev/null @@ -1,51 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).o - -COBJS := lpd7a40x.o flash.o -SOBJS := lowlevel_init.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) $(SOBJS) - $(call cmd_link_o_target, $(OBJS) $(SOBJS)) - -clean: - rm -f $(SOBJS) $(OBJS) - -distclean: clean - rm -f $(LIB) core *.bak $(obj).depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/lpd7a40x/config.mk b/board/lpd7a40x/config.mk deleted file mode 100644 index 003e707..0000000 --- a/board/lpd7a40x/config.mk +++ /dev/null @@ -1,38 +0,0 @@ -# -# 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 -# - -# Logic ZOOM LH7A400 SDK board w/Logic LH7A400-10 card engine -# w/Sharp LH7A400 SoC (ARM920T) cpu -# - -# -# 32 or 64 MB SDRAM on SDCSC0 @ 0xc0000000 -# -# Linux-Kernel is @ 0xC0008000, entry 0xc0008000 -# params @ 0xc0000100 -# optionally with a ramdisk at 0xc0300000 -# -# we load ourself to 0xc1fc0000 (32M - 256K) -# -# download area is 0xc0f00000 -# - -CONFIG_SYS_TEXT_BASE = 0xc1fc0000 -#CONFIG_SYS_TEXT_BASE = 0x00000000 diff --git a/board/lpd7a40x/flash.c b/board/lpd7a40x/flash.c deleted file mode 100644 index f5c0713..0000000 --- a/board/lpd7a40x/flash.c +++ /dev/null @@ -1,490 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@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 - */ - -/* #define DEBUG */ - -#include <common.h> -#include <environment.h> - -#define FLASH_BANK_SIZE 0x1000000 /* 16MB (2 x 8 MB) */ -#define MAIN_SECT_SIZE 0x40000 /* 256KB (2 x 128kB) */ - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - - -#define CMD_READ_ARRAY 0x00FF00FF -#define CMD_IDENTIFY 0x00900090 -#define CMD_ERASE_SETUP 0x00200020 -#define CMD_ERASE_CONFIRM 0x00D000D0 -#define CMD_PROGRAM 0x00400040 -#define CMD_RESUME 0x00D000D0 -#define CMD_SUSPEND 0x00B000B0 -#define CMD_STATUS_READ 0x00700070 -#define CMD_STATUS_RESET 0x00500050 - -#define BIT_BUSY 0x00800080 -#define BIT_ERASE_SUSPEND 0x00400040 -#define BIT_ERASE_ERROR 0x00200020 -#define BIT_PROGRAM_ERROR 0x00100010 -#define BIT_VPP_RANGE_ERROR 0x00080008 -#define BIT_PROGRAM_SUSPEND 0x00040004 -#define BIT_PROTECT_ERROR 0x00020002 -#define BIT_UNDEFINED 0x00010001 - -#define BIT_SEQUENCE_ERROR 0x00300030 -#define BIT_TIMEOUT 0x80000000 - -/*----------------------------------------------------------------------- - */ - -ulong flash_init (void) -{ - int i, j; - ulong size = 0; - - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) { - ulong flashbase = 0; - - flash_info[i].flash_id = - (INTEL_MANUFACT & FLASH_VENDMASK) | - (INTEL_ID_28F640J3A & FLASH_TYPEMASK); - flash_info[i].size = FLASH_BANK_SIZE; - flash_info[i].sector_count = CONFIG_SYS_MAX_FLASH_SECT; - memset (flash_info[i].protect, 0, CONFIG_SYS_MAX_FLASH_SECT); - if (i == 0) - flashbase = CONFIG_SYS_FLASH_BASE; - else - panic ("configured too many flash banks!\n"); - for (j = 0; j < flash_info[i].sector_count; j++) { - flash_info[i].start[j] = flashbase; - - /* uniform sector size */ - flashbase += MAIN_SECT_SIZE; - } - size += flash_info[i].size; - } - - /* - * Protect monitor and environment sectors - */ - flash_protect ( FLAG_PROTECT_SET, - CONFIG_SYS_FLASH_BASE, - CONFIG_SYS_FLASH_BASE + monitor_flash_len - 1, - &flash_info[0]); - - flash_protect ( FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1, &flash_info[0]); - -#ifdef CONFIG_ENV_ADDR_REDUND - flash_protect ( FLAG_PROTECT_SET, - CONFIG_ENV_ADDR_REDUND, - CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1, - &flash_info[0]); -#endif - - return size; -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - int i; - - switch (info->flash_id & FLASH_VENDMASK) { - case (INTEL_MANUFACT & FLASH_VENDMASK): - printf ("Intel: "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case (INTEL_ID_28F640J3A & FLASH_TYPEMASK): - printf ("2x 28F640J3A (64Mbit)\n"); - break; - default: - printf ("Unknown Chip Type\n"); - return; - break; - } - - printf (" Size: %ld MB in %d Sectors\n", - info->size >> 20, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; i++) { - if ((i % 5) == 0) { - printf ("\n "); - } - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " "); - } - printf ("\n"); -} - -/*----------------------------------------------------------------------- - */ - -int flash_error (ulong code) -{ - /* Check bit patterns */ - /* SR.7=0 is busy, SR.7=1 is ready */ - /* all other flags indicate error on 1 */ - /* SR.0 is undefined */ - /* Timeout is our faked flag */ - - /* sequence is described in Intel 290644-005 document */ - - /* check Timeout */ - if (code & BIT_TIMEOUT) { - puts ("Timeout\n"); - return ERR_TIMOUT; - } - - /* check Busy, SR.7 */ - if (~code & BIT_BUSY) { - puts ("Busy\n"); - return ERR_PROG_ERROR; - } - - /* check Vpp low, SR.3 */ - if (code & BIT_VPP_RANGE_ERROR) { - puts ("Vpp range error\n"); - return ERR_PROG_ERROR; - } - - /* check Device Protect Error, SR.1 */ - if (code & BIT_PROTECT_ERROR) { - puts ("Device protect error\n"); - return ERR_PROG_ERROR; - } - - /* check Command Seq Error, SR.4 & SR.5 */ - if (code & BIT_SEQUENCE_ERROR) { - puts ("Command seqence error\n"); - return ERR_PROG_ERROR; - } - - /* check Block Erase Error, SR.5 */ - if (code & BIT_ERASE_ERROR) { - puts ("Block erase error\n"); - return ERR_PROG_ERROR; - } - - /* check Program Error, SR.4 */ - if (code & BIT_PROGRAM_ERROR) { - puts ("Program error\n"); - return ERR_PROG_ERROR; - } - - /* check Block Erase Suspended, SR.6 */ - if (code & BIT_ERASE_SUSPEND) { - puts ("Block erase suspended\n"); - return ERR_PROG_ERROR; - } - - /* check Program Suspended, SR.2 */ - if (code & BIT_PROGRAM_SUSPEND) { - puts ("Program suspended\n"); - return ERR_PROG_ERROR; - } - - /* OK, no error */ - return ERR_OK; -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - ulong result, result1; - int iflag, prot, sect; - int rc = ERR_OK; - ulong start; - -#ifdef USE_920T_MMU - int cflag; -#endif - - debug ("flash_erase: s_first %d s_last %d\n", s_first, s_last); - - /* first look for protection bits */ - - if (info->flash_id == FLASH_UNKNOWN) - return ERR_UNKNOWN_FLASH_TYPE; - - if ((s_first < 0) || (s_first > s_last)) { - return ERR_INVAL; - } - - if ((info->flash_id & FLASH_VENDMASK) != - (INTEL_MANUFACT & FLASH_VENDMASK)) { - return ERR_UNKNOWN_FLASH_VENDOR; - } - - 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"); - } - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ -#ifdef USE_920T_MMU - cflag = dcache_status (); - dcache_disable (); -#endif - iflag = disable_interrupts (); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { - - debug ("Erasing sector %2d @ %08lX... ", - sect, info->start[sect]); - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - if (info->protect[sect] == 0) { /* not protected */ - vu_long *addr = (vu_long *) (info->start[sect]); - ulong bsR7, bsR7_2, bsR5, bsR5_2; - - /* *addr = CMD_STATUS_RESET; */ - *addr = CMD_ERASE_SETUP; - *addr = CMD_ERASE_CONFIRM; - - /* wait until flash is ready */ - do { - /* check timeout */ - if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) { - *addr = CMD_STATUS_RESET; - result = BIT_TIMEOUT; - break; - } - - *addr = CMD_STATUS_READ; - result = *addr; - bsR7 = result & (1 << 7); - bsR7_2 = result & (1 << 23); - } while (!bsR7 | !bsR7_2); - - *addr = CMD_STATUS_READ; - result1 = *addr; - bsR5 = result1 & (1 << 5); - bsR5_2 = result1 & (1 << 21); -#ifdef SAMSUNG_FLASH_DEBUG - printf ("bsR5 %lx bsR5_2 %lx\n", bsR5, bsR5_2); - if (bsR5 != 0 && bsR5_2 != 0) - printf ("bsR5 %lx bsR5_2 %lx\n", bsR5, bsR5_2); -#endif - - *addr = CMD_READ_ARRAY; - *addr = CMD_RESUME; - - if ((rc = flash_error (result)) != ERR_OK) - goto outahere; -#if 0 - printf ("ok.\n"); - } else { /* it was protected */ - - printf ("protected!\n"); -#endif - } - } - -outahere: - /* allow flash to settle - wait 10 ms */ - udelay_masked (10000); - - if (iflag) - enable_interrupts (); - -#ifdef USE_920T_MMU - if (cflag) - dcache_enable (); -#endif - return rc; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash - */ - -static int write_word (flash_info_t * info, ulong dest, ulong data) -{ - vu_long *addr = (vu_long *) dest; - ulong result; - int rc = ERR_OK; - int iflag; - ulong start; - -#ifdef USE_920T_MMU - int cflag; -#endif - - /* - * Check if Flash is (sufficiently) erased - */ - result = *addr; - if ((result & data) != data) - return ERR_NOT_ERASED; - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ -#ifdef USE_920T_MMU - cflag = dcache_status (); - dcache_disable (); -#endif - iflag = disable_interrupts (); - - /* *addr = CMD_STATUS_RESET; */ - *addr = CMD_PROGRAM; - *addr = data; - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - /* wait until flash is ready */ - do { - /* check timeout */ - if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) { - *addr = CMD_SUSPEND; - result = BIT_TIMEOUT; - break; - } - - *addr = CMD_STATUS_READ; - result = *addr; - } while (~result & BIT_BUSY); - - /* *addr = CMD_READ_ARRAY; */ - *addr = CMD_STATUS_READ; - result = *addr; - - rc = flash_error (result); - - if (iflag) - enable_interrupts (); - -#ifdef USE_920T_MMU - if (cflag) - dcache_enable (); -#endif - *addr = CMD_READ_ARRAY; - *addr = CMD_RESUME; - return rc; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash. - */ - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int l; - int i, 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 << 24); - } - for (; i < 4 && cnt > 0; ++i) { - data = (data >> 8) | (*src++ << 24); - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) { - data = (data >> 8) | (*(uchar *) cp << 24); - } - - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = *((vu_long *) src); - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - src += 4; - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return ERR_OK; - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data >> 8) | (*src++ << 24); - --cnt; - } - for (; i < 4; ++i, ++cp) { - data = (data >> 8) | (*(uchar *) cp << 24); - } - - return write_word (info, wp, data); -} diff --git a/board/lpd7a40x/lowlevel_init.S b/board/lpd7a40x/lowlevel_init.S deleted file mode 100644 index de34fc6..0000000 --- a/board/lpd7a40x/lowlevel_init.S +++ /dev/null @@ -1,212 +0,0 @@ -/* - * Memory Setup - initialize memory controller(s) for devices required - * to boot and relocate - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> - - -/* memory controller */ -#define BCRX_DEFAULT (0x0000fbe0) -#define BCRX_MW_8 (0x00000000) -#define BCRX_MW_16 (0x10000000) -#define BCRX_MW_32 (0x20000000) -#define BCRX_PME (0x08000000) -#define BCRX_WP (0x04000000) -#define BCRX_WST2_SHIFT (11) -#define BCRX_WST1_SHIFT (5) -#define BCRX_IDCY_SHIFT (0) - -/* Bank0 Async Flash */ -#define BCR0 (0x80002000) -#define BCR0_FLASH (BCRX_MW_32 | (0x08<<BCRX_WST2_SHIFT) | (0x0E<<BCRX_WST1_SHIFT)) - -/* Bank1 Open */ -#define BCR1 (0x80002004) - -/* Bank2 Not used (EEPROM?) */ -#define BCR2 (0x80002008) - -/* Bank3 Not used */ -#define BCR3 (0x8000200C) - -/* Bank4 PC Card1 */ - -/* Bank5 PC Card2 */ - -/* Bank6 CPLD IO Controller Peripherals (slow) */ -#define BCR6 (0x80002018) -#define BCR6_CPLD_SLOW (BCRX_DEFAULT | BCRX_MW_16) - -/* Bank7 CPLD IO Controller Peripherals (fast) */ -#define BCR7 (0x8000201C) -#define BCR7_CPLD_FAST (BCRX_MW_16 | (0x16<<BCRX_WST2_SHIFT) | (0x16<<BCRX_WST1_SHIFT) | (0x2<<BCRX_IDCY_SHIFT)) - -/* SDRAM */ -#define GBLCNFG (0x80002404) -#define GC_CKE (0x80000000) -#define GC_CKSD (0x40000000) -#define GC_LCR (0x00000040) -#define GC_SMEMBURST (0x00000020) -#define GC_MRS (0x00000002) -#define GC_INIT (0x00000001) - -#define GC_CMD_NORMAL (GC_CKE) -#define GC_CMD_MODE (GC_CKE | GC_MRS) -#define GC_CMD_SYNCFLASH_LOAD (GC_CKE | GC_MRS | GC_LCR) -#define GC_CMD_PRECHARGEALL (GC_CKE | GC_INIT) -#define GC_CMD_NOP (GC_CKE | GC_INIT | GC_MRS) - -#define RFSHTMR (0x80002408) -#define RFSHTMR_INIT (10) /* period=100 ns, HCLK=100Mhz, (2048+1-15.6*66) */ -#define RFSHTMR_NORMAL (1500) /* period=15.6 us, HCLK=100Mhz, (2048+1-15.6*66) */ - -#define SDCSCX_BASE (0x80002410) -#define SDCSCX_DEFAULT (0x01220008) -#define SDCSCX_AUTOPC (0x01000000) -#define SDCSCX_RAS2CAS_2 (0x00200000) -#define SDCSCX_RAS2CAS_3 (0x00300000) -#define SDCSCX_WBL (0x00080000) -#define SDCSCX_CASLAT_8 (0x00070000) -#define SDCSCX_CASLAT_7 (0x00060000) -#define SDCSCX_CASLAT_6 (0x00050000) -#define SDCSCX_CASLAT_5 (0x00040000) -#define SDCSCX_CASLAT_4 (0x00030000) -#define SDCSCX_CASLAT_3 (0x00020000) -#define SDCSCX_CASLAT_2 (0x00010000) -#define SDCSCX_2KPAGE (0x00000040) -#define SDCSCX_SROMLL (0x00000020) -#define SDCSCX_SROM512 (0x00000010) -#define SDCSCX_4BNK (0x00000008) -#define SDCSCX_2BNK (0x00000000) -#define SDCSCX_EBW_16 (0x00000004) -#define SDCSCX_EBW_32 (0x00000000) - -#define SDRAM_BASE (0xC0000000) -#define SDCSC_BANK_OFFSET (0x10000000) - -/* - * The SDRAM DEVICE MODE PROGRAMMING VALUE - */ -#define BURST_LENGTH_4 (2 << 10) -#define BURST_LENGTH_8 (3 << 10) -#define WBURST_LENGTH_BL (0 << 19) -#define WBURST_LENGTH_SINGLE (1 << 19) -#define CAS_2 (2 << 14) -#define CAS_3 (3 << 14) -#define BAT_SEQUENTIAL (0 << 13) -#define BAT_INTERLEAVED (1 << 13) -#define OPM_NORMAL (0 << 17) -#define SDRAM_DEVICE_MODE (WBURST_LENGTH_BL|OPM_NORMAL|CAS_3|BAT_SEQUENTIAL|BURST_LENGTH_4) - - -#define TIMER1_BASE (0x80000C00) - -/* - * special lookup flags - */ -#define DO_MEM_DELAY 1 -#define DO_MEM_READ 2 - -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE - -.globl lowlevel_init -lowlevel_init: - mov r9, lr @ save return address - - /* memory control configuration */ - /* make r0 relative the current location so that it */ - /* reads INITMEM_DATA out of FLASH rather than memory ! */ - /* r0 = current word pointer */ - /* r1 = end word location, one word past last actual word */ - /* r3 = address for writes, special lookup flags */ - /* r4 = value for writes, delay constants, or read addresses */ - /* r2 = location for mem reads */ - - ldr r0, =INITMEM_DATA - ldr r1, _TEXT_BASE - sub r0, r0, r1 - add r1, r0, #112 - -mem_loop: - cmp r1, r0 - moveq pc, r9 @ Done - - ldr r3, [r0], #4 @ Fetch Destination Register Address, or 1 for delay - ldr r4, [r0], #4 @ value - - cmp r3, #DO_MEM_DELAY - bleq mem_delay - beq mem_loop - cmp r3, #DO_MEM_READ - ldreq r2, [r4] - beq mem_loop - str r4, [r3] @ normal register/ram store - b mem_loop - -mem_delay: - ldr r5, =TIMER1_BASE - mov r6, r4, LSR #1 @ timer resolution is ~2us - str r6, [r5] - mov r6, #0x88 @ using 508.469KHz clock, enable - str r6, [r5, #8] -0: ldr r6, [r5, #4] @ timer value - cmp r6, #0 - bne 0b - mov r6, #0 @ disable timer - str r6, [r5, #8] - mov pc, lr - - .ltorg -/* the literal pools origin */ - -INITMEM_DATA: - .word BCR0 - .word BCR0_FLASH - .word BCR6 - .word BCR6_CPLD_SLOW - .word BCR7 - .word BCR7_CPLD_FAST - .word SDCSCX_BASE - .word (SDCSCX_RAS2CAS_3 | SDCSCX_CASLAT_3 | SDCSCX_SROMLL | SDCSCX_4BNK | SDCSCX_EBW_32) - .word GBLCNFG - .word GC_CMD_NOP - .word DO_MEM_DELAY - .word 200 - .word GBLCNFG - .word GC_CMD_PRECHARGEALL - .word RFSHTMR - .word RFSHTMR_INIT - .word DO_MEM_DELAY - .word 8 - .word RFSHTMR - .word RFSHTMR_NORMAL - .word GBLCNFG - .word GC_CMD_MODE - .word DO_MEM_READ - .word (SDRAM_BASE | SDRAM_DEVICE_MODE) - .word GBLCNFG - .word GC_CMD_NORMAL - .word SDCSCX_BASE - .word (SDCSCX_AUTOPC | SDCSCX_RAS2CAS_3 | SDCSCX_CASLAT_3 | SDCSCX_SROMLL | SDCSCX_4BNK | SDCSCX_EBW_32) diff --git a/board/lpd7a40x/lpd7a40x.c b/board/lpd7a40x/lpd7a40x.c deleted file mode 100644 index 437dad0..0000000 --- a/board/lpd7a40x/lpd7a40x.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@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 <netdev.h> -#if defined(CONFIG_LH7A400) -#include <lh7a400.h> -#elif defined(CONFIG_LH7A404) -#include <lh7a404.h> -#else -#error "No CPU defined!" -#endif -#include <asm/mach-types.h> - -#include <lpd7a400_cpld.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Miscellaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* set up the I/O ports */ - - /* enable flash programming */ - *(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_FLASH_REG)) |= FLASH_FPEN; - - /* Auto wakeup, LCD disable, WLAN enable */ - *(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_CECTL_REG)) &= - ~(CECTL_AWKP|CECTL_LCDV|CECTL_WLPE); - - /* Status LED 2 on (leds are active low) */ - *(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_EXTGPIO_REG)) = - (EXTGPIO_STATUS1|EXTGPIO_GPIO1) & ~(EXTGPIO_STATUS2); - -#if defined(CONFIG_LH7A400) - /* arch number of Logic-Board - MACH_TYPE_LPD7A400 */ - gd->bd->bi_arch_number = MACH_TYPE_LPD7A400; -#elif defined(CONFIG_LH7A404) - /* arch number of Logic-Board - MACH_TYPE_LPD7A400 */ - gd->bd->bi_arch_number = MACH_TYPE_LPD7A404; -#endif - - /* adress of boot parameters */ - gd->bd->bi_boot_params = 0xc0000100; - - return 0; -} - -int dram_init (void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; - - return 0; -} - -#ifdef CONFIG_CMD_NET -int board_eth_init(bd_t *bis) -{ - int rc = 0; -#ifdef CONFIG_SMC91111 - rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); -#endif - return rc; -} -#endif |