diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/nc650/Makefile | 45 | ||||
| -rw-r--r-- | board/nc650/flash.c | 542 | ||||
| -rw-r--r-- | board/nc650/nand.c | 110 | ||||
| -rw-r--r-- | board/nc650/nc650.c | 309 | ||||
| -rw-r--r-- | board/nc650/u-boot.lds | 126 | ||||
| -rw-r--r-- | board/nc650/u-boot.lds.debug | 125 |
6 files changed, 0 insertions, 1257 deletions
diff --git a/board/nc650/Makefile b/board/nc650/Makefile deleted file mode 100644 index e4006e7..0000000 --- a/board/nc650/Makefile +++ /dev/null @@ -1,45 +0,0 @@ -# -# (C) Copyright 2006 Detlev Zundel, dzu@denx.de -# (C) Copyright 2004-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).a - -COBJS = $(BOARD).o nand.o flash.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/nc650/flash.c b/board/nc650/flash.c deleted file mode 100644 index 8a0eab5..0000000 --- a/board/nc650/flash.c +++ /dev/null @@ -1,542 +0,0 @@ -/* - * (C) Copyright 2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2001 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (C) Copyright 2001 - * 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 - */ - -#undef DEBUG - -#include <common.h> -#include <mpc8xx.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifndef CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ -#define CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \ - OR_SCY_2_CLK | OR_EHTR | OR_BI) -#endif - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -#if defined(CONFIG_ENV_IS_IN_FLASH) -# ifndef CONFIG_ENV_ADDR -# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET) -# endif -# ifndef CONFIG_ENV_SIZE -# define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE -# endif -# ifndef CONFIG_ENV_SECT_SIZE -# define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE -# endif -#endif - -/*----------------------------------------------------------------------- - * Protection Flags: - */ -#define FLAG_PROTECT_SET 0x01 -#define FLAG_PROTECT_CLEAR 0x02 - -/* Board support for 1 or 2 flash devices */ -#undef FLASH_PORT_WIDTH32 -#undef FLASH_PORT_WIDTH16 -#define FLASH_PORT_WIDTH8 - -#ifdef FLASH_PORT_WIDTH16 -#define FLASH_PORT_WIDTH ushort -#define FLASH_PORT_WIDTHV vu_short -#elif FLASH_PORT_WIDTH32 -#define FLASH_PORT_WIDTH ulong -#define FLASH_PORT_WIDTHV vu_long -#else /* FLASH_PORT_WIDTH8 */ -#define FLASH_PORT_WIDTH uchar -#define FLASH_PORT_WIDTHV vu_char -#endif - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (FPWV * addr, flash_info_t * info); -static int write_data (flash_info_t * info, ulong dest, FPW data); -static void flash_get_offsets (ulong base, flash_info_t * info); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - unsigned long size_b0; - int i; -#ifdef CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ - int scy, trlx, flash_or_timing, clk_diff; - - scy = (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & OR_SCY_MSK) >> 4; - if (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & OR_TRLX) { - trlx = OR_TRLX; - scy *= 2; - } else - trlx = 0; - - /* We assume that each 10MHz of bus clock require 1-clk SCY - * adjustment. - */ - clk_diff = (gd->bus_clk / 1000000) - 50; - - /* We need proper rounding here. This is what the "+5" and "-5" - * are here for. - */ - if (clk_diff >= 0) - scy += (clk_diff + 5) / 10; - else - scy += (clk_diff - 5) / 10; - - /* For bus frequencies above 50MHz, we want to use relaxed - * timing (OR_TRLX). - */ - if (gd->bus_clk >= 50000000) - trlx = OR_TRLX; - else - trlx = 0; - - if (trlx) - scy /= 2; - - if (scy > 0xf) - scy = 0xf; - if (scy < 1) - scy = 1; - - flash_or_timing = (scy << 4) | trlx | - (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & ~(OR_TRLX | OR_SCY_MSK)); -#endif - - /* Init: no FLASHes known */ - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* Static FLASH Bank configuration here - FIXME XXX */ - size_b0 = flash_get_size ((FPW *) 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_b0, size_b0 << 20); - } - - /* Remap FLASH according to real size */ -#ifndef CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ - memctl->memc_or0 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b0 & OR_AM_MSK); -#else - memctl->memc_or0 = flash_or_timing | (-size_b0 & OR_AM_MSK); -#endif - memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_PS_8 | BR_MS_GPCM | BR_V; - - /* Re-do sizing to get full correct info */ - size_b0 = flash_get_size ((FPW *) CONFIG_SYS_FLASH_BASE, &flash_info[0]); - - flash_get_offsets (CONFIG_SYS_FLASH_BASE, &flash_info[0]); - -#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE - /* monitor protection ON by default */ - (void) flash_protect (FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, - &flash_info[0]); -#endif - -#ifdef CONFIG_ENV_IS_IN_FLASH - /* ENV protection ON by default */ - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, - &flash_info[0]); -#endif - - flash_info[0].size = size_b0; - - return (size_b0); -} - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t * info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - return; - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00020000); - } - } -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_INTEL: - printf ("INTEL "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F320J3A: - printf ("28F320J3A\n"); - break; - case FLASH_28F640J3A: - printf ("28F640J3A\n"); - break; - case FLASH_28F128J3A: - printf ("28F128J3A\n"); - break; - default: - printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld MB in %d Sectors\n", - info->size >> 20, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - if ((i % 5) == 0) - printf ("\n "); - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " "); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ - -static ulong flash_get_size (FPWV * addr, flash_info_t * info) -{ - FPW value; - - addr[0] = (FPW) 0x00900090; - - value = addr[0]; - - debug ("Manuf. ID @ 0x%08lx: 0x%08lx\n", (ulong)addr, value); - - switch (value) { - case (FPW) INTEL_MANUFACT: - info->flash_id = FLASH_MAN_INTEL; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ - return (0); /* no or unknown flash */ - } - -#ifdef FLASH_PORT_WIDTH8 - value = addr[2]; /* device ID */ -#else - value = addr[1]; /* device ID */ -#endif - - debug ("Device ID @ 0x%08lx: 0x%08lx\n", (ulong)(&addr[1]), value); - - switch (value) { - case (FPW) INTEL_ID_28F320J3A: - info->flash_id += FLASH_28F320J3A; - info->sector_count = 32; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (FPW) INTEL_ID_28F640J3A: - info->flash_id += FLASH_28F640J3A; - info->sector_count = 64; - info->size = 0x00800000; - break; /* => 8 MB */ - - case (FPW) INTEL_ID_28F128J3A: - info->flash_id += FLASH_28F128J3A; - info->sector_count = 128; - info->size = 0x01000000; - break; /* => 16 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - break; - } - - if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) { - printf ("** ERROR: sector count %d > max (%d) **\n", - info->sector_count, CONFIG_SYS_MAX_FLASH_SECT); - info->sector_count = CONFIG_SYS_MAX_FLASH_SECT; - } - - addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ - - return (info->size); -} - - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - int flag, prot, sect; - ulong type, start, now, last; - int rcode = 0; - - 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; - } - - type = (info->flash_id & FLASH_VENDMASK); - if ((type != FLASH_MAN_INTEL)) { - printf ("Can't erase unknown flash type %08lx - aborted\n", - info->flash_id); - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - start = get_timer (0); - last = start; - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - FPWV *addr = (FPWV *) (info->start[sect]); - FPW status; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - *addr = (FPW) 0x00500050; /* clear status register */ - *addr = (FPW) 0x00200020; /* erase setup */ - *addr = (FPW) 0x00D000D0; /* erase confirm */ - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { - if ((now = get_timer (start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - *addr = (FPW) 0x00B000B0; /* suspend erase */ - *addr = (FPW) 0x00FF00FF; /* reset to read mode */ - rcode = 1; - break; - } - - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - - *addr = (FPW) 0x00FF00FF; /* reset to read mode */ - } - } - printf (" done\n"); - return rcode; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - * 4 - Flash not identified - */ - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ulong cp, wp; - FPW data; - - int i, l, rc, port_width; - - if (info->flash_id == FLASH_UNKNOWN) { - return 4; - } -/* get lower word aligned address */ -#ifdef FLASH_PORT_WIDTH16 - wp = (addr & ~1); - port_width = 2; -#elif defined(FLASH_PORT_WIDTH32) - wp = (addr & ~3); - port_width = 4; -#else - wp = addr; - port_width = 1; -#endif - - /* - * 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 < port_width && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < port_width; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - if ((rc = write_data (info, wp, data)) != 0) { - return (rc); - } - wp += port_width; - } - - /* - * handle word aligned part - */ - while (cnt >= port_width) { - data = 0; - for (i = 0; i < port_width; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_data (info, wp, data)) != 0) { - return (rc); - } - wp += port_width; - cnt -= port_width; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i < port_width; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - return (write_data (info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word or halfword to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_data (flash_info_t * info, ulong dest, FPW data) -{ - FPWV *addr = (FPWV *) dest; - ulong status; - ulong start; - int flag; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) { - printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - *addr = (FPW) 0x00400040; /* write setup */ - *addr = data; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - start = get_timer (0); - - while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { - if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - *addr = (FPW) 0x00FF00FF; /* restore read mode */ - return (1); - } - } - - *addr = (FPW) 0x00FF00FF; /* restore read mode */ - - return (0); -} diff --git a/board/nc650/nand.c b/board/nc650/nand.c deleted file mode 100644 index 7dca97f..0000000 --- a/board/nc650/nand.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * (C) Copyright 2006 Detlev Zundel, dzu@denx.de - * (C) Copyright 2006 DENX Software Engineering - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/io.h> - -#if defined(CONFIG_CMD_NAND) - -#include <nand.h> - -#if defined(CONFIG_IDS852_REV1) -/* - * hardware specific access to control-lines - */ -static void nc650_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) -{ - struct nand_chip *this = mtd->priv; - - if (ctrl & NAND_CTRL_CHANGE) { - if ( ctrl & NAND_CLE ) - this->IO_ADDR_W += 2; - else - this->IO_ADDR_W -= 2; - if ( ctrl & NAND_ALE ) - this->IO_ADDR_W += 1; - else - this->IO_ADDR_W -= 1; - } - - if (cmd != NAND_CMD_NONE) - writeb(cmd, this->IO_ADDR_W); -} -#elif defined(CONFIG_IDS852_REV2) -/* - * hardware specific access to control-lines - */ -static void nc650_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) -{ - struct nand_chip *this = mtd->priv; - - if (ctrl & NAND_CTRL_CHANGE) { - if ( ctrl & NAND_CLE ) - writeb(0, (volatile __u8 *) this->IO_ADDR_W + 0xa); - else - writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8); - if ( ctrl & NAND_ALE ) - writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x9); - else - writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8); - if ( ctrl & NAND_NCE ) - writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8); - else - writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0xc); - } - - if (cmd != NAND_CMD_NONE) - writeb(cmd, this->IO_ADDR_W); -} -#else -#error Unknown IDS852 module revision -#endif - -/* - * Board-specific NAND initialization. The following members of the - * argument are board-specific (per include/linux/mtd/nand.h): - * - IO_ADDR_R?: address to read the 8 I/O lines of the flash device - * - IO_ADDR_W?: address to write the 8 I/O lines of the flash device - * - cmd_ctrl: hardwarespecific function for accesing control-lines - * - dev_ready: hardwarespecific function for accesing device ready/busy line - * - enable_hwecc?: function to enable (reset) hardware ecc generator. Must - * only be provided if a hardware ECC is available - * - eccm.ode: mode of ecc, see defines - * - chip_delay: chip dependent delay for transfering data from array to - * read regs (tR) - * - options: various chip options. They can partly be set to inform - * nand_scan about special functionality. See the defines for further - * explanation - * Members with a "?" were not set in the merged testing-NAND branch, - * so they are not set here either. - */ -int board_nand_init(struct nand_chip *nand) -{ - - nand->cmd_ctrl = nc650_hwcontrol; - nand->ecc.mode = NAND_ECC_SOFT; - nand->chip_delay = 12; -/* nand->options = NAND_SAMSUNG_LP_OPTIONS;*/ - return 0; -} -#endif diff --git a/board/nc650/nc650.c b/board/nc650/nc650.c deleted file mode 100644 index 056230d..0000000 --- a/board/nc650/nc650.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * (C) Copyright 2006 Detlev Zundel, dzu@denx.de - * (C) Copyright 2001 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <config.h> -#include <mpc8xx.h> - -/* - * Memory Controller Using - * - * CS0 - Flash memory (0x40000000) - * CS3 - SDRAM (0x00000000} - */ - -/* ------------------------------------------------------------------------- */ - -#define _not_used_ 0xffffffff - -const uint sdram_table[] = { - /* single read. (offset 0 in upm RAM) */ - 0x1f07fc04, 0xeeaefc04, 0x11adfc04, 0xefbbbc00, - 0x1ff77c47, - - /* MRS initialization (offset 5) */ - - 0x1ff77c34, 0xefeabc34, 0x1fb57c35, - - /* burst read. (offset 8 in upm RAM) */ - 0x1f07fc04, 0xeeaefc04, 0x10adfc04, 0xf0affc00, - 0xf0affc00, 0xf1affc00, 0xefbbbc00, 0x1ff77c47, - _not_used_, _not_used_, _not_used_, _not_used_, - _not_used_, _not_used_, _not_used_, _not_used_, - - /* single write. (offset 18 in upm RAM) */ - 0x1f27fc04, 0xeeaebc00, 0x01b93c04, 0x1ff77c47, - _not_used_, _not_used_, _not_used_, _not_used_, - - /* burst write. (offset 20 in upm RAM) */ - 0x1f07fc04, 0xeeaebc00, 0x10ad7c00, 0xf0affc00, - 0xf0affc00, 0xe1bbbc04, 0x1ff77c47, _not_used_, - _not_used_, _not_used_, _not_used_, _not_used_, - _not_used_, _not_used_, _not_used_, _not_used_, - - /* refresh. (offset 30 in upm RAM) */ - 0x1ff5fc84, 0xfffffc04, 0xfffffc04, 0xfffffc04, - 0xfffffc84, 0xfffffc07, _not_used_, _not_used_, - _not_used_, _not_used_, _not_used_, _not_used_, - - /* exception. (offset 3c in upm RAM) */ - 0x7ffffc07, _not_used_, _not_used_, _not_used_ -}; - -const uint nand_flash_table[] = { - /* single read. (offset 0 in upm RAM) */ - 0x0ff3fc04, 0x0ff3fc04, 0x0ff3fc04, 0x0ffffc04, - 0xfffffc00, 0xfffffc05, 0xfffffc05, 0xfffffc05, - - /* burst read. (offset 8 in upm RAM) */ - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - - /* single write. (offset 18 in upm RAM) */ - 0x00fffc04, 0x00fffc04, 0x00fffc04, 0x0ffffc04, - 0x0ffffc84, 0x0ffffc84, 0xfffffc00, 0xfffffc05, - - /* burst write. (offset 20 in upm RAM) */ - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - - /* refresh. (offset 30 in upm RAM) */ - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05, - - /* exception. (offset 3c in upm RAM) */ - 0xffffcc05, 0xffffcc05, 0xffffcc05, 0xffffcc05 -}; - -/* ------------------------------------------------------------------------- */ - -/* - * Check Board Identity: - */ - -int checkboard (void) -{ -#if !defined(CONFIG_CP850) - puts ("Board: NC650"); -#else - puts ("Board: CP850"); -#endif -#if defined(CONFIG_IDS852_REV1) - puts (" with IDS852 rev 1 module\n"); -#elif defined(CONFIG_IDS852_REV2) - puts (" with IDS852 rev 2 module\n"); -#endif - return 0; -} - -/* ------------------------------------------------------------------------- */ - -static long int dram_size (long int, long int *, long int); - -/* ------------------------------------------------------------------------- */ - -phys_size_t initdram (int board_type) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - long int size8, size9; - long int size_b0 = 0; - unsigned long reg; - - upmconfig (UPMA, (uint *) sdram_table, - sizeof (sdram_table) / sizeof (uint)); - - /* - * Preliminary prescaler for refresh (depends on number of - * banks): This value is selected for four cycles every 62.4 us - * with two SDRAM banks or four cycles every 31.2 us with one - * bank. It will be adjusted after memory sizing. - */ - memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_8K; - - memctl->memc_mar = 0x00000088; - - /* - * Map controller bank 1 to the SDRAM bank at - * preliminary address - these have to be modified after the - * SDRAM size has been determined. - */ - memctl->memc_or3 = CONFIG_SYS_OR3_PRELIM; - memctl->memc_br3 = CONFIG_SYS_BR3_PRELIM; - - memctl->memc_mamr = CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */ - - udelay (200); - - /* perform SDRAM initializsation sequence */ - - memctl->memc_mcr = 0x80006105; /* SDRAM bank 0 */ - udelay (200); - memctl->memc_mcr = 0x80006230; /* SDRAM bank 0 - execute twice */ - udelay (200); - - memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */ - - udelay (1000); - - /* - * Check Bank 0 Memory Size for re-configuration - * - * try 8 column mode - */ - size8 = dram_size (CONFIG_SYS_MAMR_8COL, SDRAM_BASE3_PRELIM, SDRAM_MAX_SIZE); - - udelay (1000); - - /* - * try 9 column mode - */ - size9 = dram_size (CONFIG_SYS_MAMR_9COL, SDRAM_BASE3_PRELIM, SDRAM_MAX_SIZE); - - udelay (1000); - - if (size8 < size9) { - size_b0 = size9; - } else { - size_b0 = size8; - memctl->memc_mamr = CONFIG_SYS_MAMR_8COL; - udelay (500); - } - - /* - * Adjust refresh rate depending on SDRAM type, both banks. - * For types > 128 MBit leave it at the current (fast) rate - */ - if ((size_b0 < 0x02000000)) { - /* reduce to 15.6 us (62.4 us / quad) */ - memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_4K; - udelay (1000); - } - - /* - * Final mapping - */ - - memctl->memc_or3 = ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM; - memctl->memc_br3 = (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V; - - /* adjust refresh rate depending on SDRAM type, one bank */ - reg = memctl->memc_mptpr; - reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */ - memctl->memc_mptpr = reg; - - udelay (10000); - - /* Configure UPMB for NAND flash access */ - upmconfig (UPMB, (uint *) nand_flash_table, - sizeof (nand_flash_table) / sizeof (uint)); - - memctl->memc_mbmr = CONFIG_SYS_MBMR_NAND; - - return (size_b0); -} - -/* ------------------------------------------------------------------------- */ - -/* - * Check memory range for valid RAM. A simple memory test determines - * the actually available RAM size between addresses `base' and - * `base + maxsize'. Some (not all) hardware errors are detected: - * - short between address lines - * - short between data lines - */ - -static long int dram_size (long int mamr_value, long int *base, long int maxsize) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - - memctl->memc_mamr = mamr_value; - - return (get_ram_size(base, maxsize)); -} - - -#if defined(CONFIG_CP850) - -#define DPRAM_VARNAME "KP850DIP" -#define PARAM_ADDR 0x7C0 -#define NAME_ADDR 0x7F8 -#define BOARD_NAME "KP01" -#define DEFAULT_LB "241111" - -int misc_init_r(void) -{ - int iCompatMode = 0; - char *pParam = NULL; - char *envlb; - - /* - First byte in CPLD read address space signals compatibility mode - 0 - cp850 - 1 - kp852 - */ - pParam = (char*)(CONFIG_SYS_CPLD_BASE); - if( *pParam != 0) - iCompatMode = 1; - - if ( iCompatMode != 0) { - /* - In KP852 compatibility mode we have to write to - DPRAM as early as possible the binary coded - line config and board name. - The line config is derived from the environment - variable DPRAM_VARNAME by converting from ASCII - to binary per character. - */ - if ( (envlb = getenv ( DPRAM_VARNAME )) == 0) { - setenv( DPRAM_VARNAME, DEFAULT_LB); - envlb = DEFAULT_LB; - } - - /* Status string */ - printf("Mode: KP852(LB=%s)\n", envlb); - - /* copy appl init */ - pParam = (char*)(DPRAM_BASE_ADDR + PARAM_ADDR); - while (*envlb) { - *(pParam++) = *(envlb++) - '0'; - } - *pParam = '\0'; - - /* copy board id */ - pParam = (char*)(DPRAM_BASE_ADDR + NAME_ADDR); - strcpy( pParam, BOARD_NAME); - } else { - puts("Mode: CP850\n"); - } - - return 0; -} -#endif diff --git a/board/nc650/u-boot.lds b/board/nc650/u-boot.lds deleted file mode 100644 index e89a9bc..0000000 --- a/board/nc650/u-boot.lds +++ /dev/null @@ -1,126 +0,0 @@ -/* - * (C) Copyright 2001 - * 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) -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* 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 : - { - arch/powerpc/cpu/mpc8xx/start.o (.text) - *(.text) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.eh_frame) - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _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 (NOLOAD) : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - . = ALIGN(4); - } - _end = . ; - PROVIDE (end = .); -} diff --git a/board/nc650/u-boot.lds.debug b/board/nc650/u-boot.lds.debug deleted file mode 100644 index 770adf7..0000000 --- a/board/nc650/u-boot.lds.debug +++ /dev/null @@ -1,125 +0,0 @@ -/* - * (C) Copyright 2001 - * 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) -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* 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 : - { - arch/powerpc/cpu/mpc8xx/start.o (.text) - *(.text) - *(.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: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _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(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} |