diff options
Diffstat (limited to 'board/samsung')
| -rw-r--r-- | board/samsung/smdk2400/Makefile | 51 | ||||
| -rw-r--r-- | board/samsung/smdk2400/config.mk | 25 | ||||
| -rw-r--r-- | board/samsung/smdk2400/flash.c | 492 | ||||
| -rw-r--r-- | board/samsung/smdk2400/lowlevel_init.S | 163 | ||||
| -rw-r--r-- | board/samsung/smdk2400/smdk2400.c | 125 |
5 files changed, 0 insertions, 856 deletions
diff --git a/board/samsung/smdk2400/Makefile b/board/samsung/smdk2400/Makefile deleted file mode 100644 index 0c45d02..0000000 --- a/board/samsung/smdk2400/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 := smdk2400.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/samsung/smdk2400/config.mk b/board/samsung/smdk2400/config.mk deleted file mode 100644 index 4c27dc3..0000000 --- a/board/samsung/smdk2400/config.mk +++ /dev/null @@ -1,25 +0,0 @@ -# -# (C) Copyright 2002 -# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> -# -# SAMSUNG board with S3C2400X (ARM920T) CPU -# -# see http://www.samsung.com/ for more information on SAMSUNG -# - -# -# SAMSUNG has 1 bank of 32 MB DRAM -# -# 0C00'0000 to 0E00'0000 -# -# Linux-Kernel is expected to be at 0cf0'0000, entry 0cf0'0000 -# optionally with a ramdisk at 0c80'0000 -# -# we load ourself to 0CF80000 (must be high enough not to be -# overwritten by the uncompessing Linux kernel) -# -# download area is 0C80'0000 -# - - -CONFIG_SYS_TEXT_BASE = 0x0CF80000 diff --git a/board/samsung/smdk2400/flash.c b/board/samsung/smdk2400/flash.c deleted file mode 100644 index 47382fe..0000000 --- a/board/samsung/smdk2400/flash.c +++ /dev/null @@ -1,492 +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 /* 2 x 8 MB */ -#define MAIN_SECT_SIZE 0x40000 /* 2 x 128 kB */ - -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"); - goto Done; - 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"); - -Done: ; -} - -/*----------------------------------------------------------------------- - */ - -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/samsung/smdk2400/lowlevel_init.S b/board/samsung/smdk2400/lowlevel_init.S deleted file mode 100644 index c275c07..0000000 --- a/board/samsung/smdk2400/lowlevel_init.S +++ /dev/null @@ -1,163 +0,0 @@ -/* - * Memory Setup stuff - taken from blob memsetup.S - * - * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and - * Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl) - * - * Modified for the Samsung development board by - * (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 <config.h> -#include <version.h> - - -/* some parameters for the board */ - -/* - * - * Taken from linux/arch/arm/boot/compressed/head-s3c2400.S - * - * Copyright (C) 2001 Samsung Electronics by chc, 010406 - * - * S3C2400 specific tweaks. - * - */ - -/* memory controller */ -#define BWSCON 0x14000000 -#define BANKCON3 0x14000010 /* for cs8900, ethernet */ - -/* Bank0 */ -#define B0_Tacs 0x0 /* 0 clk */ -#define B0_Tcos 0x0 /* 0 clk */ -#define B0_Tacc 0x7 /* 14 clk */ -#define B0_Tcoh 0x0 /* 0 clk */ -#define B0_Tah 0x0 /* 0 clk */ -#define B0_Tacp 0x0 -#define B0_PMC 0x0 /* normal */ - -/* Bank1 */ -#define B1_Tacs 0x0 /* 0 clk */ -#define B1_Tcos 0x0 /* 0 clk */ -#define B1_Tacc 0x7 /* 14 clk */ -#define B1_Tcoh 0x0 /* 0 clk */ -#define B1_Tah 0x0 /* 0 clk */ -#define B1_Tacp 0x0 -#define B1_PMC 0x0 /* normal */ - -/* Bank2 */ -#define B2_Tacs 0x0 /* 0 clk */ -#define B2_Tcos 0x0 /* 0 clk */ -#define B2_Tacc 0x7 /* 14 clk */ -#define B2_Tcoh 0x0 /* 0 clk */ -#define B2_Tah 0x0 /* 0 clk */ -#define B2_Tacp 0x0 -#define B2_PMC 0x0 /* normal */ - -/* Bank3 - setup for the cs8900 */ -#define B3_Tacs 0x0 /* 0 clk */ -#define B3_Tcos 0x3 /* 4 clk */ -#define B3_Tacc 0x7 /* 14 clk */ -#define B3_Tcoh 0x1 /* 1 clk */ -#define B3_Tah 0x0 /* 0 clk */ -#define B3_Tacp 0x3 /* 6 clk */ -#define B3_PMC 0x0 /* normal */ - -/* Bank4 */ -#define B4_Tacs 0x0 /* 0 clk */ -#define B4_Tcos 0x0 /* 0 clk */ -#define B4_Tacc 0x7 /* 14 clk */ -#define B4_Tcoh 0x0 /* 0 clk */ -#define B4_Tah 0x0 /* 0 clk */ -#define B4_Tacp 0x0 -#define B4_PMC 0x0 /* normal */ - -/* Bank5 */ -#define B5_Tacs 0x0 /* 0 clk */ -#define B5_Tcos 0x0 /* 0 clk */ -#define B5_Tacc 0x7 /* 14 clk */ -#define B5_Tcoh 0x0 /* 0 clk */ -#define B5_Tah 0x0 /* 0 clk */ -#define B5_Tacp 0x0 -#define B5_PMC 0x0 /* normal */ - -/* Bank6 */ -#define B6_MT 0x3 /* SDRAM */ -#define B6_Trcd 0x1 /* 3clk */ -#define B6_SCAN 0x1 /* 9 bit */ - -/* Bank7 */ -#define B7_MT 0x3 /* SDRAM */ -#define B7_Trcd 0x1 /* 3clk */ -#define B7_SCAN 0x1 /* 9 bit */ - -/* refresh parameter */ -#define REFEN 0x1 /* enable refresh */ -#define TREFMD 0x0 /* CBR(CAS before RAS)/auto refresh */ -#define Trp 0x0 /* 2 clk */ -#define Trc 0x3 /* 7 clk */ -#define Tchr 0x2 /* 3 clk */ - -#define REFCNT 1113 /* period=15.6 us, HCLK=60Mhz, (2048+1-15.6*66) */ - - -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE - -.globl lowlevel_init -lowlevel_init: - /* memory control configuration */ - /* make r0 relative the current location so that it */ - /* reads SMRDATA out of FLASH rather than memory ! */ - ldr r0, =SMRDATA - ldr r1, _TEXT_BASE - sub r0, r0, r1 - ldr r1, =BWSCON /* Bus Width Status Controller */ - add r2, r0, #52 -0: - ldr r3, [r0], #4 - str r3, [r1], #4 - cmp r2, r0 - bne 0b - - /* everything is fine now */ - mov pc, lr - - .ltorg -/* the literal pools origin */ - -SMRDATA: - .word 0x2211d114 /* d->Ethernet, BUSWIDTH=32 */ - .word ((B0_Tacs<<13)+(B0_Tcos<<11)+(B0_Tacc<<8)+(B0_Tcoh<<6)+(B0_Tah<<4)+(B0_Tacp<<2)+(B0_PMC)) /* GCS0 */ - .word ((B1_Tacs<<13)+(B1_Tcos<<11)+(B1_Tacc<<8)+(B1_Tcoh<<6)+(B1_Tah<<4)+(B1_Tacp<<2)+(B1_PMC)) /* GCS1 */ - .word ((B2_Tacs<<13)+(B2_Tcos<<11)+(B2_Tacc<<8)+(B2_Tcoh<<6)+(B2_Tah<<4)+(B2_Tacp<<2)+(B2_PMC)) /* GCS2 */ - .word ((B3_Tacs<<13)+(B3_Tcos<<11)+(B3_Tacc<<8)+(B3_Tcoh<<6)+(B3_Tah<<4)+(B3_Tacp<<2)+(B3_PMC)) /* GCS3 */ - .word ((B4_Tacs<<13)+(B4_Tcos<<11)+(B4_Tacc<<8)+(B4_Tcoh<<6)+(B4_Tah<<4)+(B4_Tacp<<2)+(B4_PMC)) /* GCS4 */ - .word ((B5_Tacs<<13)+(B5_Tcos<<11)+(B5_Tacc<<8)+(B5_Tcoh<<6)+(B5_Tah<<4)+(B5_Tacp<<2)+(B5_PMC)) /* GCS5 */ - .word ((B6_MT<<15)+(B6_Trcd<<2)+(B6_SCAN)) /* GCS6 */ - .word ((B7_MT<<15)+(B7_Trcd<<2)+(B7_SCAN)) /* GCS7 */ - .word ((REFEN<<23)+(TREFMD<<22)+(Trp<<20)+(Trc<<18)+(Tchr<<16)+REFCNT) - .word 0x10 /* BUSWIDTH=32, SCLK power saving mode, BANKSIZE 32M/32M */ - .word 0x30 /* MRSR6, CL=3clk */ - .word 0x30 /* MRSR7 */ diff --git a/board/samsung/smdk2400/smdk2400.c b/board/samsung/smdk2400/smdk2400.c deleted file mode 100644 index 895bd77..0000000 --- a/board/samsung/smdk2400/smdk2400.c +++ /dev/null @@ -1,125 +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> -#include <asm/arch/s3c24x0_cpu.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_MODEM_SUPPORT -static int key_pressed(void); -int mdm_init (bd_t *); -extern void disable_putc(void); -extern void enable_putc(void); -extern int hwflow_onoff(int); -extern int do_mdm_init; /* defined in common/main.c */ -#endif /* CONFIG_MODEM_SUPPORT */ - -/* - * Miscellaneous platform dependent initialisations - */ - -int board_init (void) -{ - struct s3c24x0_clock_power * const clk_power = - s3c24x0_get_base_clock_power(); - struct s3c24x0_gpio * const gpio = s3c24x0_get_base_gpio(); - - /* memory and cpu-speed are setup before relocation */ - /* change the clock to be 50 MHz 1:1:1 */ - clk_power->mpllcon = 0x5c042; - clk_power->clkdivn = 0; - /* set up the I/O ports */ - gpio->pacon = 0x3ffff; - gpio->pbcon = 0xaaaaaaaa; - gpio->pbup = 0xffff; - gpio->pecon = 0x0; - gpio->peup = 0x0; -#ifdef CONFIG_HWFLOW - /*CTS[0] RTS[0] INPUT INPUT TXD[0] INPUT RXD[0] */ - /* 10, 10, 00, 00, 10, 00, 10 */ - gpio->pfcon = 0xa22; - /* Disable pull-up on Rx, Tx, CTS and RTS pins */ - gpio->pfup = 0x35; -#else - /*INPUT INPUT INPUT INPUT TXD[0] INPUT RXD[0] */ - /* 00, 00, 00, 00, 10, 00, 10 */ - gpio->pfcon = 0x22; - /* Disable pull-up on Rx and Tx pins */ - gpio->pfup = 0x5; -#endif /* CONFIG_HWFLOW */ - gpio->pgcon = 0x0; - gpio->pgup = 0x0; - gpio->opencr = 0x0; - - /* arch number of SAMSUNG-Board to MACH_TYPE_SMDK2400 */ - gd->bd->bi_arch_number = MACH_TYPE_SMDK2400; - - /* adress of boot parameters */ - gd->bd->bi_boot_params = 0x0C000100; - -#ifdef CONFIG_MODEM_SUPPORT - if (key_pressed()) { - disable_putc(); /* modem doesn't understand banner etc */ - do_mdm_init = 1; - } -#endif /* CONFIG_MODEM_SUPPORT */ - - 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_MODEM_SUPPORT -static int key_pressed(void) -{ - int rc; - if (1) { /* check for button push here, now just return 1 */ - rc = 1; - } - - return rc; -} -#endif /* CONFIG_MODEM_SUPPORT */ - -#ifdef CONFIG_CMD_NET -int board_eth_init(bd_t *bis) -{ - int rc = 0; -#ifdef CONFIG_CS8900 - rc = cs8900_initialize(0, CONFIG_CS8900_BASE); -#endif - return rc; -} -#endif |