diff options
Diffstat (limited to 'board/mp2usb')
| -rw-r--r-- | board/mp2usb/Makefile | 50 | ||||
| -rw-r--r-- | board/mp2usb/config.mk | 3 | ||||
| -rw-r--r-- | board/mp2usb/flash.c | 552 | ||||
| -rw-r--r-- | board/mp2usb/mp2usb.c | 98 |
4 files changed, 0 insertions, 703 deletions
diff --git a/board/mp2usb/Makefile b/board/mp2usb/Makefile deleted file mode 100644 index 335734a..0000000 --- a/board/mp2usb/Makefile +++ /dev/null @@ -1,50 +0,0 @@ -# -# (C) Copyright 2003-2006 -# 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 := mp2usb.o flash.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -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/mp2usb/config.mk b/board/mp2usb/config.mk deleted file mode 100644 index 948e4ff..0000000 --- a/board/mp2usb/config.mk +++ /dev/null @@ -1,3 +0,0 @@ -CONFIG_SYS_TEXT_BASE = 0x27F00000 -## For testing: load at 0x20100000 and "go" at 0x201000A4 -#CONFIG_SYS_TEXT_BASE = 0x20100000 diff --git a/board/mp2usb/flash.c b/board/mp2usb/flash.c deleted file mode 100644 index 21a8ef9..0000000 --- a/board/mp2usb/flash.c +++ /dev/null @@ -1,552 +0,0 @@ -/* - * (C) Copyright 2001 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (C) Copyright 2001 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Modified for the MP2USB by (C) Copyright 2005 Eric Benard - * ebenard@eukrea.com - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <linux/byteorder/swab.h> - -#define CONFIG_SYS_MAX_FLASH_BANKS 1 -#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 128 KB sectors (x1) */ - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -#define FLASH_PORT_WIDTH ushort -#define FLASH_PORT_WIDTHV vu_short -#define SWAP(x) __swab16(x) - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -#define mb() __asm__ __volatile__ ("" : : : "memory") - -/* Intel-compatible flash commands */ -#define INTEL_PROGRAM 0x00100010 -#define INTEL_ERASE 0x00200020 -#define INTEL_PROG 0x00400040 -#define INTEL_CLEAR 0x00500050 -#define INTEL_LOCKBIT 0x00600060 -#define INTEL_PROTECT 0x00010001 -#define INTEL_STATUS 0x00700070 -#define INTEL_READID 0x00900090 -#define INTEL_SUSPEND 0x00B000B0 -#define INTEL_CONFIRM 0x00D000D0 -#define INTEL_RESET 0xFFFFFFFF - -/* Intel-compatible flash status bits */ -#define INTEL_FINISHED 0x00800080 -#define INTEL_OK 0x00800080 - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (FPW *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); -void inline spin_wheel (void); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - int i; - ulong size = 0; - - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) { - switch (i) { - case 0: - flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]); - flash_get_offsets (PHYS_FLASH_1, &flash_info[i]); - break; - default: - panic ("configured too many flash banks!\n"); - break; - } - 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; -} - -/*----------------------------------------------------------------------- - */ -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 * PHYS_FLASH_SECT_SIZE); - info->protect[i] = 0; - } - } -} - -/*----------------------------------------------------------------------- - */ -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_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 (FPW *addr, flash_info_t *info) -{ - volatile FPW value; - - /* Write auto select command: read Manufacturer ID */ - addr[0x5555] = (FPW) 0x00AA00AA; - addr[0x2AAA] = (FPW) 0x00550055; - addr[0x5555] = (FPW) 0x00900090; - - mb (); - value = addr[0]; - - 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) INTEL_RESET; /* restore read mode */ - return (0); /* no or unknown flash */ - } - - mb (); - value = addr[1]; /* device ID */ - - switch (value) { - - 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) INTEL_RESET; /* restore read mode */ - - return (info->size); -} - - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - int prot, sect; - ulong type, start, last; - int rcode = 0; - int cflag, iflag; - - 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; - - /* - * 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. - */ - cflag = icache_status (); - icache_disable (); - /* Disable interrupts which might cause a timeout here */ - iflag = disable_interrupts (); - - /* 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; - - printf ("Erasing sector %2d ... ", sect); - - /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); - - *addr = (FPW) INTEL_CLEAR; /* clear status register */ - *addr = (FPW) INTEL_ERASE; /* erase setup */ - *addr = (FPW) INTEL_CONFIRM; /* erase confirm */ - - while (((status = *addr) & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) { - if (get_timer_masked () > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - *addr = (FPW) INTEL_SUSPEND; /* suspend erase */ - *addr = (FPW) INTEL_RESET; /* reset to read mode */ - rcode = 1; - break; - } - } - - *addr = (FPWV)INTEL_CLEAR; /* clear status register cmd. */ - *addr = (FPWV)INTEL_RESET; /* resest to read mode */ - - printf (" done\n"); - } - } - - if (iflag) - enable_interrupts (); - - if (cflag) - icache_enable (); - - 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 count, i, l, rc, port_width; - - if (info->flash_id == FLASH_UNKNOWN) { - return 4; - } - - /* get lower word aligned address */ - wp = (addr & ~1); - port_width = 2; - - /* - * 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, SWAP (data))) != 0) { - return (rc); - } - wp += port_width; - } - - /* - * handle word aligned part - */ - count = 0; - while (cnt >= port_width) { - data = 0; - for (i = 0; i < port_width; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_data (info, wp, SWAP (data))) != 0) { - return (rc); - } - wp += port_width; - cnt -= port_width; - if (count++ > 0x800) { - spin_wheel (); - count = 0; - } - } - - 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, SWAP (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; - int cflag, iflag; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) { - printf ("not erased at %08lx (%lx)\n", (ulong) addr, (ulong) *addr); - return (2); - } - /* - * 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. - */ - cflag = icache_status (); - icache_disable (); - /* Disable interrupts which might cause a timeout here */ - iflag = disable_interrupts (); - - *addr = (FPW) INTEL_PROG; /* write setup */ - *addr = data; - - /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); - - /* wait while polling the status register */ - while (((status = *addr) & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) { - if (get_timer_masked () > CONFIG_SYS_FLASH_WRITE_TOUT) { - *addr = (FPW) INTEL_RESET; /* restore read mode */ - return (1); - } - } - - *addr = (FPW) INTEL_RESET; /* restore read mode */ - - if (iflag) - enable_interrupts (); - - if (cflag) - icache_enable (); - - return (0); -} - -void inline spin_wheel (void) -{ - static int p = 0; - static char w[] = "\\/-"; - - printf ("\010%c", w[p]); - (++p == 3) ? (p = 0) : 0; -} - -/*----------------------------------------------------------------------- - * Set/Clear sector's lock bit, returns: - * 0 - OK - * 1 - Error (timeout, voltage problems, etc.) - */ -int flash_real_protect(flash_info_t *info, long sector, int prot) -{ - int i; - int rc = 0; - FPWV *addr = (FPWV *)(info->start[sector]); - int flag = disable_interrupts(); - - *addr = (FPW) INTEL_CLEAR; /* Clear status register */ - if (prot) { /* Set sector lock bit */ - *addr = (FPW) INTEL_LOCKBIT; /* Sector lock bit */ - *addr = (FPW) INTEL_PROTECT; /* set */ - } - else { /* Clear sector lock bit */ - *addr = (FPW) INTEL_LOCKBIT; /* All sectors lock bits */ - *addr = (FPW) INTEL_CONFIRM; /* clear */ - } - - reset_timer_masked (); - - while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) { - if (get_timer_masked () > CONFIG_SYS_FLASH_UNLOCK_TOUT) { - printf("Flash lock bit operation timed out\n"); - rc = 1; - break; - } - } - - if (*addr != (FPW) INTEL_OK) { - printf("Flash lock bit operation failed at %08X, CSR=%08X\n", - (uint)addr, (uint)*addr); - rc = 1; - } - - if (!rc) - info->protect[sector] = prot; - - /* - * Clear lock bit command clears all sectors lock bits, so - * we have to restore lock bits of protected sectors. - */ - if (!prot) - { - for (i = 0; i < info->sector_count; i++) - { - if (info->protect[i]) - { - reset_timer_masked (); - addr = (FPWV *) (info->start[i]); - *addr = (FPW) INTEL_LOCKBIT; /* Sector lock bit */ - *addr = (FPW) INTEL_PROTECT; /* set */ - while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) - { - if (get_timer_masked () > CONFIG_SYS_FLASH_UNLOCK_TOUT) - { - printf("Flash lock bit operation timed out\n"); - rc = 1; - break; - } - } - } - } - } - - if (flag) - enable_interrupts(); - - *addr = (FPW) INTEL_RESET; /* Reset to read array mode */ - - return rc; -} diff --git a/board/mp2usb/mp2usb.c b/board/mp2usb/mp2usb.c deleted file mode 100644 index e5eba6b..0000000 --- a/board/mp2usb/mp2usb.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * Modified for the MP2USB by (C) Copyright 2005 Eric Benard - * ebenard@eukrea.com - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/arch/AT91RM9200.h> -#include <netdev.h> -#include <asm/io.h> -#if defined(CONFIG_DRIVER_ETHER) -#include <at91rm9200_net.h> -#include <dm9161.h> -#endif -#include <asm/mach-types.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* Enable Ctrlc */ - console_init_f (); - - /* memory and cpu-speed are setup before relocation */ - /* so we do _nothing_ here */ - - /* arch number of MP2USB-Board. */ - gd->bd->bi_arch_number = MACH_TYPE_MP2USB; - /* adress of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - - return 0; -} - -int dram_init (void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM; - gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; - return 0; -} - -#ifdef CONFIG_DRIVER_ETHER -#if defined(CONFIG_CMD_NET) - -/* - * Name: - * at91rm9200_GetPhyInterface - * Description: - * Initialise the interface functions to the PHY - * Arguments: - * None - * Return value: - * None - */ -void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops) -{ - p_phyops->Init = dm9161_InitPhy; - p_phyops->IsPhyConnected = dm9161_IsPhyConnected; - p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed; - p_phyops->AutoNegotiate = dm9161_AutoNegotiate; -} - -#endif -#endif /* CONFIG_DRIVER_ETHER */ - -#ifdef CONFIG_DRIVER_AT91EMAC -int board_eth_init(bd_t *bis) -{ - int rc = 0; - rc = at91emac_register(bis, 0); - return rc; -} -#endif |