diff options
Diffstat (limited to 'board/csb226')
| -rw-r--r-- | board/csb226/Makefile | 43 | ||||
| -rw-r--r-- | board/csb226/csb226.c | 166 | ||||
| -rw-r--r-- | board/csb226/flash.c | 368 |
3 files changed, 0 insertions, 577 deletions
diff --git a/board/csb226/Makefile b/board/csb226/Makefile deleted file mode 100644 index 6fe9becaa0..0000000000 --- a/board/csb226/Makefile +++ /dev/null @@ -1,43 +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 := csb226.o flash.o - -SRCS := $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/csb226/csb226.c b/board/csb226/csb226.c deleted file mode 100644 index dd29e62659..0000000000 --- a/board/csb226/csb226.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * (C) Copyright 2002 - * Robert Schwebel, Pengutronix, r.schwebel@pengutronix.de - * Kyle Harris, Nexus Technologies, Inc., kharris@nexus-tech.net - * Marius Groeger, Sysgo Real-Time Solutions GmbH, mgroeger@sysgo.de - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <netdev.h> -#include <asm/arch/pxa-regs.h> -#include <asm/io.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_SHOW_BOOT_PROGRESS -# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg) -#else -# define SHOW_BOOT_PROGRESS(arg) -#endif - -/** - * misc_init_r: - misc initialisation routines - */ - -int misc_init_r(void) -{ -#if 0 - uchar *str; - - /* determine if the software update key is pressed during startup */ - /* not ported yet... */ - if (GPLR0 & 0x00000800) { - printf("using bootcmd_normal (sw-update button not pressed)\n"); - str = getenv("bootcmd_normal"); - } else { - printf("using bootcmd_update (sw-update button pressed)\n"); - str = getenv("bootcmd_update"); - } - - setenv("bootcmd",str); -#endif - return 0; -} - - -/** - * board_init: - setup some data structures - * - * @return: 0 in case of success - */ - -int board_init (void) -{ - /* We have RAM, disable cache */ - dcache_disable(); - icache_disable(); - - /* arch number of CSB226 board */ - gd->bd->bi_arch_number = MACH_TYPE_CSB226; - - /* adress of boot parameters */ - gd->bd->bi_boot_params = 0xa0000100; - - return 0; -} - - -extern void pxa_dram_init(void); -int dram_init(void) -{ - pxa_dram_init(); - gd->ram_size = PHYS_SDRAM_1_SIZE; - return 0; -} - -void dram_init_banksize(void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; -} - -/** - * csb226_set_led: - switch LEDs on or off - * - * @param led: LED to switch (0,1,2) - * @param state: switch on (1) or off (0) - */ - -void csb226_set_led(int led, int state) -{ - switch(led) { - - case 0: if (state==1) { - writel(readl(GPCR0) | CSB226_USER_LED0, GPCR0); - } else if (state==0) { - writel(readl(GPSR0) | CSB226_USER_LED0, GPSR0); - } - break; - - case 1: if (state==1) { - writel(readl(GPCR0) | CSB226_USER_LED1, GPCR0); - } else if (state==0) { - writel(readl(GPSR0) | CSB226_USER_LED1, GPSR0); - } - break; - - case 2: if (state==1) { - writel(readl(GPCR0) | CSB226_USER_LED2, GPCR0); - } else if (state==0) { - writel(readl(GPSR0) | CSB226_USER_LED2, GPSR0); - } - break; - } - - return; -} - - -/** - * show_boot_progress: - indicate state of the boot process - * - * @param status: Status number - see README for details. - * - * The CSB226 does only have 3 LEDs, so we switch them on at the most - * important states (1, 5, 15). - */ - -void show_boot_progress (int status) -{ - switch(status) { - case 1: csb226_set_led(0,1); break; - case 5: csb226_set_led(1,1); break; - case 15: csb226_set_led(2,1); break; - } - - return; -} - -#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 diff --git a/board/csb226/flash.c b/board/csb226/flash.c deleted file mode 100644 index e10347067c..0000000000 --- a/board/csb226/flash.c +++ /dev/null @@ -1,368 +0,0 @@ -/* - * (C) Copyright 2002 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Robert Schwebel, Pengutronix, <r.schwebel@pengutronix.de> - * - * (C) Copyright 2003 (2 x 16 bit Flash bank patches) - * Rolf Peukert, IMMS gGmbH, <rolf.peukert@imms.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/pxa-regs.h> - -#define FLASH_BANK_SIZE 0x02000000 -#define MAIN_SECT_SIZE 0x40000 /* 2x16 = 256k per sector */ - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - - -/** - * flash_init: - initialize data structures for flash chips - * - * @return: size of the flash - */ - -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_28F128J3 & 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); - - switch (i) { - case 0: - flashbase = PHYS_FLASH_1; - break; - default: - panic("configured too many flash banks!\n"); - break; - } - for (j = 0; j < flash_info[i].sector_count; j++) { - flash_info[i].start[j] = flashbase + j*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_SIZE - 1, - &flash_info[0]); - - return size; -} - - -/** - * flash_print_info: - print information about the flash situation - */ - -void flash_print_info (flash_info_t *info) -{ - int i, j; - - for (j=0; j<CONFIG_SYS_MAX_FLASH_BANKS; j++) { - - 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_28F128J3 & FLASH_TYPEMASK): - printf("28F128J3 (128Mbit)\n"); - break; - default: - printf("Unknown Chip Type\n"); - return; - } - - 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"); - info++; - } -} - - -/** - * flash_erase: - erase flash sectors - */ - -int flash_erase(flash_info_t *info, int s_first, int s_last) -{ - int flag, prot, sect; - int rc = ERR_OK; - ulong start; - - 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) return ERR_PROTECTED; - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ - - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last && !ctrlc(); sect++) { - - printf("Erasing sector %2d ... ", sect); - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - if (info->protect[sect] == 0) { /* not protected */ - u32 * volatile addr = (u32 * volatile)(info->start[sect]); - - /* erase sector: */ - /* The strata flashs are aligned side by side on */ - /* the data bus, so we have to write the commands */ - /* to both chips here: */ - - *addr = 0x00200020; /* erase setup */ - *addr = 0x00D000D0; /* erase confirm */ - - while ((*addr & 0x00800080) != 0x00800080) { - if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) { - *addr = 0x00B000B0; /* suspend erase*/ - *addr = 0x00FF00FF; /* read mode */ - rc = ERR_TIMOUT; - goto outahere; - } - } - *addr = 0x00500050; /* clear status register cmd. */ - *addr = 0x00FF00FF; /* reset to read mode */ - } - printf("ok.\n"); - } - if (ctrlc()) printf("User Interrupt!\n"); - -outahere: - /* allow flash to settle - wait 10 ms */ - udelay_masked(10000); - - if (flag) enable_interrupts(); - - return rc; -} - -/** - * write_long: - copy memory to flash, assume a bank of 2 devices with 16bit each - */ - -static int write_long (flash_info_t *info, ulong dest, ulong data) -{ - u32 * volatile addr = (u32 * volatile)dest, val; - int rc = ERR_OK; - int flag; - ulong start; - - /* read array command - just for the case... */ - *addr = 0x00FF00FF; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) return ERR_NOT_ERASED; - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ - flag = disable_interrupts(); - - /* clear status register command */ - *addr = 0x00500050; - - /* program set-up command */ - *addr = 0x00400040; - - /* latch address/data */ - *addr = data; - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - /* wait while polling the status register */ - while(((val = *addr) & 0x00800080) != 0x00800080) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - rc = ERR_TIMOUT; - /* suspend program command */ - *addr = 0x00B000B0; - goto outahere; - } - } - - /* check for errors */ - if(val & 0x001A001A) { - printf("\nFlash write error %02x at address %08lx\n", - (int)val, (unsigned long)dest); - if(val & 0x00080008) { - printf("Voltage range error.\n"); - rc = ERR_PROG_ERROR; - goto outahere; - } - if(val & 0x00020002) { - printf("Device protect error.\n"); - rc = ERR_PROTECTED; - goto outahere; - } - if(val & 0x00100010) { - printf("Programming error.\n"); - rc = ERR_PROG_ERROR; - goto outahere; - } - rc = ERR_PROG_ERROR; - goto outahere; - } - -outahere: - /* read array command */ - *addr = 0x00FF00FF; - if (flag) enable_interrupts(); - - return rc; -} - - -/** - * write_buf: - Copy memory to flash. - * - * @param info: - * @param src: source of copy transaction - * @param addr: where to copy to - * @param cnt: number of bytes to copy - * - * @return error code - */ - -/* "long" version, uses 32bit words */ -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp; - ulong 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_long(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = *((ulong*)src); - if ((rc = write_long(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_long(info, wp, data); -} |