Add esd cpci5200 and pf5200 boards
Patch by Reinhard Arlt, 22 Aug 2005
diff --git a/board/esd/pf5200/Makefile b/board/esd/pf5200/Makefile
new file mode 100644
index 0000000..603bbe2
--- /dev/null
+++ b/board/esd/pf5200/Makefile
@@ -0,0 +1,53 @@
+
+#
+# (C) Copyright 2003
+# 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 $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+# Objects for Xilinx JTAG programming (CPLD)
+# CPLD = ../common/xilinx_jtag/lenval.o \
+# ../common/xilinx_jtag/micro.o \
+# ../common/xilinx_jtag/ports.o
+
+# OBJS = $(BOARD).o flash.o $(CPLD)
+OBJS = $(BOARD).o flash.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/esd/pf5200/config.mk b/board/esd/pf5200/config.mk
new file mode 100644
index 0000000..07b5de1
--- /dev/null
+++ b/board/esd/pf5200/config.mk
@@ -0,0 +1,44 @@
+#
+# (C) Copyright 2003
+# 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
+#
+
+#
+# IceCube board:
+#
+# Valid values for TEXT_BASE are:
+#
+# 0xFFF00000 boot high (standard configuration)
+# 0xFF000000 boot low for 16 MiB boards
+# 0xFF800000 boot low for 8 MiB boards
+# 0x00100000 boot from RAM (for testing only)
+#
+
+sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
+
+ifndef TEXT_BASE
+## Standard: boot high
+TEXT_BASE = 0xFFF00000
+## For testing: boot from RAM
+# TEXT_BASE = 0x00100000
+endif
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
diff --git a/board/esd/pf5200/flash.c b/board/esd/pf5200/flash.c
new file mode 100644
index 0000000..bfbd090
--- /dev/null
+++ b/board/esd/pf5200/flash.c
@@ -0,0 +1,461 @@
+/*
+ * (C) Copyright 2003
+ * 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>
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+typedef unsigned short FLASH_PORT_WIDTH;
+typedef volatile unsigned short FLASH_PORT_WIDTHV;
+
+#define FLASH_ID_MASK 0x00FF
+
+#define FPW FLASH_PORT_WIDTH
+#define FPWV FLASH_PORT_WIDTHV
+
+#define FLASH_CYCLE1 0x0555
+#define FLASH_CYCLE2 0x0aaa
+#define FLASH_ID1 0x00
+#define FLASH_ID2 0x01
+#define FLASH_ID3 0x0E
+#define FLASH_ID4 0x0F
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size(FPWV * addr, flash_info_t * info);
+static void flash_reset(flash_info_t * info);
+static int write_word_amd(flash_info_t * info, FPWV * dest, FPW data);
+static flash_info_t *flash_get_info(ulong base);
+
+/*-----------------------------------------------------------------------
+ * flash_init()
+ *
+ * sets up flash_info and returns size of FLASH (bytes)
+ */
+unsigned long flash_init(void)
+{
+ unsigned long size = 0;
+ int i = 0;
+ extern void flash_preinit(void);
+ extern void flash_afterinit(uint, ulong, ulong);
+
+ ulong flashbase = CFG_FLASH_BASE;
+
+ flash_preinit();
+
+ /* There is only ONE FLASH device */
+ memset(&flash_info[i], 0, sizeof(flash_info_t));
+ flash_info[i].size = flash_get_size((FPW *) flashbase, &flash_info[i]);
+ size += flash_info[i].size;
+
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+ /* monitor protection ON by default */
+ flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE,
+ CFG_MONITOR_BASE + monitor_flash_len - 1,
+ flash_get_info(CFG_MONITOR_BASE));
+#endif
+
+#ifdef CFG_ENV_IS_IN_FLASH
+ /* ENV protection ON by default */
+ flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SIZE - 1,
+ flash_get_info(CFG_ENV_ADDR));
+#endif
+
+ flash_afterinit(i, flash_info[i].start[0], flash_info[i].size);
+ return size ? size : 1;
+}
+
+/*-----------------------------------------------------------------------
+ */
+static void flash_reset(flash_info_t * info) {
+ FPWV *base = (FPWV *) (info->start[0]);
+
+ /* Put FLASH back in read mode */
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
+ *base = (FPW) 0x00FF00FF; /* Intel Read Mode */
+ } else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD) {
+ *base = (FPW) 0x00F000F0; /* AMD Read Mode */
+ }
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+static flash_info_t *flash_get_info(ulong base) {
+ int i;
+ flash_info_t *info;
+
+ for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
+ info = &flash_info[i];
+ if ((info->size) && (info->start[0] <= base)
+ && (base <= info->start[0] + info->size - 1)) {
+ break;
+ }
+ }
+ return (i == CFG_MAX_FLASH_BANKS ? 0 : info);
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+void flash_print_info(flash_info_t * info) {
+ int i;
+ uchar *fmt;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf("missing or unknown FLASH type\n");
+ return;
+ }
+
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case FLASH_MAN_AMD:
+ printf("AMD ");
+ break;
+ default:
+ printf("Unknown Vendor ");
+ break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_AMLV256U:
+ fmt = "29LV256M (256 Mbit)\n";
+ break;
+ default:
+ fmt = "Unknown Chip Type\n";
+ break;
+ }
+
+ printf(fmt);
+ 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) {
+ ulong size;
+ int erased;
+ ulong *flash = (unsigned long *)info->start[i];
+
+ if ((i % 5) == 0) {
+ printf("\n ");
+ }
+
+ /*
+ * Check if whole sector is erased
+ */
+ size =
+ (i !=
+ (info->sector_count - 1)) ? (info->start[i + 1] -
+ info->start[i]) >> 2 : (info->
+ start
+ [0] +
+ info->
+ size -
+ info->
+ start
+ [i])
+ >> 2;
+
+ for (flash = (unsigned long *)info->start[i], erased = 1;
+ (flash != (unsigned long *)info->start[i] + size)
+ && erased; flash++) {
+ erased = *flash == ~0x0UL;
+ }
+ printf(" %08lX %s %s", info->start[i], erased ? "E" : " ",
+ info->protect[i] ? "(RO)" : " ");
+ }
+
+ printf("\n");
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+
+ulong flash_get_size(FPWV * addr, flash_info_t * info) {
+ int i;
+
+ /* Write auto select command: read Manufacturer ID */
+ /* Write auto select command sequence and test FLASH answer */
+ addr[FLASH_CYCLE1] = (FPW) 0x00AA00AA; /* for AMD, Intel ignores this */
+ addr[FLASH_CYCLE2] = (FPW) 0x00550055; /* for AMD, Intel ignores this */
+ addr[FLASH_CYCLE1] = (FPW) 0x00900090; /* selects Intel or AMD */
+
+ /* The manufacturer codes are only 1 byte, so just use 1 byte. */
+ /* This works for any bus width and any FLASH device width. */
+ udelay(100);
+ switch (addr[FLASH_ID1] & 0x00ff) {
+ case (uchar) AMD_MANUFACT:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ default:
+ printf("unknown vendor=%x ", addr[FLASH_ID1] & 0xff);
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ break;
+ }
+
+ /* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ switch ((FPW) addr[FLASH_ID2]) {
+ case (FPW) AMD_ID_MIRROR:
+ /* MIRROR BIT FLASH, read more ID bytes */
+ if ((FPW) addr[FLASH_ID3] == (FPW) AMD_ID_LV256U_2
+ && (FPW) addr[FLASH_ID4] == (FPW) AMD_ID_LV256U_3) {
+ /* attention: only the first 16 MB will be used in u-boot */
+ info->flash_id += FLASH_AMLV256U;
+ info->sector_count = 512;
+ info->size = 0x02000000;
+ for (i = 0; i < info->sector_count; i++) {
+ info->start[i] =
+ (ulong) addr + 0x10000 * i;
+ }
+ break;
+ }
+ /* fall thru to here ! */
+ default:
+ printf("unknown AMD device=%x %x %x",
+ (FPW) addr[FLASH_ID2], (FPW) addr[FLASH_ID3],
+ (FPW) addr[FLASH_ID4]);
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0x800000;
+ break;
+ }
+
+ /* Put FLASH back in read mode */
+ flash_reset(info);
+ }
+ return (info->size);
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+int flash_erase(flash_info_t * info, int s_first, int s_last) {
+ FPWV *addr;
+ int flag, prot, sect;
+ int intel = (info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL;
+ ulong 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;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_AMLV256U:
+ break;
+ case FLASH_UNKNOWN:
+ default:
+ 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");
+ }
+
+ last = get_timer(0);
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect <= s_last && rcode == 0; sect++) {
+ if (info->protect[sect] != 0) { /* protected, skip it */
+ continue;
+ }
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ addr = (FPWV *) (info->start[sect]);
+ if (intel) {
+ *addr = (FPW) 0x00500050; /* clear status register */
+ *addr = (FPW) 0x00200020; /* erase setup */
+ *addr = (FPW) 0x00D000D0; /* erase confirm */
+ } else {
+ /* must be AMD style if not Intel */
+ FPWV *base; /* first address in bank */
+
+ base = (FPWV *) (info->start[0]);
+ base[FLASH_CYCLE1] = (FPW) 0x00AA00AA; /* unlock */
+ base[FLASH_CYCLE2] = (FPW) 0x00550055; /* unlock */
+ base[FLASH_CYCLE1] = (FPW) 0x00800080; /* erase mode */
+ base[FLASH_CYCLE1] = (FPW) 0x00AA00AA; /* unlock */
+ base[FLASH_CYCLE2] = (FPW) 0x00550055; /* unlock */
+ *addr = (FPW) 0x00300030; /* erase sector */
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag) {
+ enable_interrupts();
+ }
+ start = get_timer(0);
+
+ /* wait at least 50us for AMD, 80us for Intel. */
+ /* Let's wait 1 ms. */
+ udelay(1000);
+
+ while ((*addr & (FPW) 0x00800080) != (FPW) 0x00800080) {
+ if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf("Timeout\n");
+ if (intel) {
+ /* suspend erase */
+ *addr = (FPW) 0x00B000B0;
+ }
+ flash_reset(info); /* reset to read mode */
+ rcode = 1; /* failed */
+ break;
+ }
+ /* show that we're waiting */
+ if ((get_timer(last)) > CFG_HZ) {
+ /* every second */
+ putc('.');
+ last = get_timer(0);
+ }
+ }
+ /* show that we're waiting */
+ if ((get_timer(last)) > CFG_HZ) {
+ /* every second */
+ putc('.');
+ last = get_timer(0);
+ }
+ flash_reset(info); /* reset to read mode */
+ }
+ printf(" done\n");
+ return (rcode);
+}
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+ FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */
+ int bytes; /* number of bytes to program in current word */
+ int left; /* number of bytes left to program */
+ int i, res;
+
+ for (left = cnt, res = 0;
+ left > 0 && res == 0;
+ addr += sizeof(data), left -= sizeof(data) - bytes) {
+
+ bytes = addr & (sizeof(data) - 1);
+ addr &= ~(sizeof(data) - 1);
+
+ /* combine source and destination data so can program
+ * an entire word of 16 or 32 bits
+ */
+ for (i = 0; i < sizeof(data); i++) {
+ data <<= 8;
+ if (i < bytes || i - bytes >= left)
+ data += *((uchar *) addr + i);
+ else
+ data += *src++;
+ }
+
+ /* write one word to the flash */
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case FLASH_MAN_AMD:
+ res = write_word_amd(info, (FPWV *) addr, data);
+ break;
+ default:
+ /* unknown flash type, error! */
+ printf("missing or unknown FLASH type\n");
+ res = 1; /* not really a timeout, but gives error */
+ break;
+ }
+ }
+ return (res);
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word to Flash for AMD FLASH
+ * A word is 16 or 32 bits, whichever the bus width of the flash bank
+ * (not an individual chip) is.
+ *
+ * returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_word_amd(flash_info_t * info, FPWV * dest, FPW data) {
+ ulong start;
+ int flag;
+ int res = 0; /* result, assume success */
+ FPWV *base; /* first address in flash bank */
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*dest & data) != data) {
+ return (2);
+ }
+
+ base = (FPWV *) (info->start[0]);
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ base[FLASH_CYCLE1] = (FPW) 0x00AA00AA; /* unlock */
+ base[FLASH_CYCLE2] = (FPW) 0x00550055; /* unlock */
+ base[FLASH_CYCLE1] = (FPW) 0x00A000A0; /* selects program mode */
+
+ *dest = data; /* start programming the data */
+
+ /* re-enable interrupts if necessary */
+ if (flag) {
+ enable_interrupts();
+ }
+ start = get_timer(0);
+
+ /* data polling for D7 */
+ while (res == 0
+ && (*dest & (FPW) 0x00800080) != (data & (FPW) 0x00800080)) {
+ if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+ *dest = (FPW) 0x00F000F0; /* reset bank */
+ res = 1;
+ }
+ }
+ return (res);
+}
diff --git a/board/esd/pf5200/mt46v16m16-75.h b/board/esd/pf5200/mt46v16m16-75.h
new file mode 100644
index 0000000..22d0a55
--- /dev/null
+++ b/board/esd/pf5200/mt46v16m16-75.h
@@ -0,0 +1,37 @@
+/*
+ * (C) Copyright 2004
+ * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.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
+ */
+
+#define SDRAM_DDR 1 /* is DDR */
+
+#if defined(CONFIG_MPC5200)
+/* Settings for XLB = 132 MHz */
+#define SDRAM_MODE 0x018D0000
+#define SDRAM_EMODE 0x40090000
+#define SDRAM_CONTROL 0x705f0f00
+#define SDRAM_CONFIG1 0x73722930
+#define SDRAM_CONFIG2 0x47770000
+#define SDRAM_TAPDELAY 0x10000000
+
+#else
+#error CONFIG_MPC5200 not defined
+#endif
diff --git a/board/esd/pf5200/pf5200.c b/board/esd/pf5200/pf5200.c
new file mode 100644
index 0000000..fa71c79
--- /dev/null
+++ b/board/esd/pf5200/pf5200.c
@@ -0,0 +1,370 @@
+/*
+ * (C) Copyright 2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2004
+ * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.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
+ */
+
+/*
+ * pf5200.c - main board support/init for the esd pf5200.
+ */
+
+#include <common.h>
+#include <mpc5xxx.h>
+#include <pci.h>
+#include <command.h>
+
+#include "mt46v16m16-75.h"
+
+void init_power_switch(void);
+
+static void sdram_start(int hi_addr)
+{
+ long hi_addr_bit = hi_addr ? 0x01000000 : 0;
+
+ /* unlock mode register */
+ *(vu_long *) MPC5XXX_SDRAM_CTRL =
+ SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* precharge all banks */
+ *(vu_long *) MPC5XXX_SDRAM_CTRL =
+ SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* set mode register: extended mode */
+ *(vu_long *) MPC5XXX_SDRAM_MODE = SDRAM_EMODE;
+ __asm__ volatile ("sync");
+
+ /* set mode register: reset DLL */
+ *(vu_long *) MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000;
+ __asm__ volatile ("sync");
+
+ /* precharge all banks */
+ *(vu_long *) MPC5XXX_SDRAM_CTRL =
+ SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* auto refresh */
+ *(vu_long *) MPC5XXX_SDRAM_CTRL =
+ SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
+ __asm__ volatile ("sync");
+
+ /* set mode register */
+ *(vu_long *) MPC5XXX_SDRAM_MODE = SDRAM_MODE;
+ __asm__ volatile ("sync");
+
+ /* normal operation */
+ *(vu_long *) MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
+ __asm__ volatile ("sync");
+}
+
+/*
+ * ATTENTION: Although partially referenced initdram does NOT make real use
+ * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE
+ * is something else than 0x00000000.
+ */
+
+long int initdram(int board_type)
+{
+ ulong dramsize = 0;
+ ulong test1, test2;
+
+ /* setup SDRAM chip selects */
+ *(vu_long *) MPC5XXX_SDRAM_CS0CFG = 0x0000001e; /* 2G at 0x0 */
+ *(vu_long *) MPC5XXX_SDRAM_CS1CFG = 0x80000000; /* disabled */
+ __asm__ volatile ("sync");
+
+ /* setup config registers */
+ *(vu_long *) MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
+ *(vu_long *) MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
+ __asm__ volatile ("sync");
+
+ /* set tap delay */
+ *(vu_long *) MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY;
+ __asm__ volatile ("sync");
+
+ /* find RAM size using SDRAM CS0 only */
+ sdram_start(0);
+ test1 = get_ram_size((ulong *) CFG_SDRAM_BASE, 0x80000000);
+ sdram_start(1);
+ test2 = get_ram_size((ulong *) CFG_SDRAM_BASE, 0x80000000);
+
+ if (test1 > test2) {
+ sdram_start(0);
+ dramsize = test1;
+ } else {
+ dramsize = test2;
+ }
+
+ /* memory smaller than 1MB is impossible */
+ if (dramsize < (1 << 20)) {
+ dramsize = 0;
+ }
+
+ /* set SDRAM CS0 size according to the amount of RAM found */
+ if (dramsize > 0) {
+ *(vu_long *) MPC5XXX_SDRAM_CS0CFG =
+ 0x13 + __builtin_ffs(dramsize >> 20) - 1;
+ /* let SDRAM CS1 start right after CS0 */
+ *(vu_long *) MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e; /* 2G */
+ } else {
+#if 0
+ *(vu_long *) MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
+ /* let SDRAM CS1 start right after CS0 */
+ *(vu_long *) MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e; /* 2G */
+#else
+ *(vu_long *) MPC5XXX_SDRAM_CS0CFG =
+ 0x13 + __builtin_ffs(0x08000000 >> 20) - 1;
+ /* let SDRAM CS1 start right after CS0 */
+ *(vu_long *) MPC5XXX_SDRAM_CS1CFG = 0x08000000 + 0x0000001e; /* 2G */
+#endif
+ }
+
+#if 0
+ /* find RAM size using SDRAM CS1 only */
+ sdram_start(0);
+ get_ram_size((ulong *) (CFG_SDRAM_BASE + dramsize), 0x80000000);
+ sdram_start(1);
+ get_ram_size((ulong *) (CFG_SDRAM_BASE + dramsize), 0x80000000);
+ sdram_start(0);
+#endif
+ /* set SDRAM CS1 size according to the amount of RAM found */
+
+ *(vu_long *) MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
+
+ init_power_switch();
+ return (dramsize);
+}
+
+int checkboard(void)
+{
+ puts("Board: esd ParaFinder (pf5200)\n");
+ return 0;
+}
+
+void flash_preinit(void)
+{
+ /*
+ * Now, when we are in RAM, enable flash write
+ * access for detection process.
+ * Note that CS_BOOT cannot be cleared when
+ * executing in flash.
+ */
+ *(vu_long *) MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
+}
+
+void flash_afterinit(ulong size)
+{
+ if (size == 0x02000000) {
+ /* adjust mapping */
+ *(vu_long *) MPC5XXX_BOOTCS_START =
+ *(vu_long *) MPC5XXX_CS0_START =
+ START_REG(CFG_BOOTCS_START | size);
+ *(vu_long *) MPC5XXX_BOOTCS_STOP =
+ *(vu_long *) MPC5XXX_CS0_STOP =
+ STOP_REG(CFG_BOOTCS_START | size, size);
+ }
+}
+
+#ifdef CONFIG_PCI
+static struct pci_controller hose;
+
+extern void pci_mpc5xxx_init(struct pci_controller *);
+
+void pci_init_board(void
+ ) {
+ pci_mpc5xxx_init(&hose);
+}
+#endif
+
+#if defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET)
+
+#define GPIO_PSC1_4 0x01000000UL
+
+void init_ide_reset(void)
+{
+ debug("init_ide_reset\n");
+
+ /* Configure PSC1_4 as GPIO output for ATA reset */
+ *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4;
+ *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC1_4;
+}
+
+void ide_set_reset(int idereset)
+{
+ debug("ide_reset(%d)\n", idereset);
+
+ if (idereset) {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA &= ~GPIO_PSC1_4;
+ } else {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA |= GPIO_PSC1_4;
+ }
+}
+#endif /* defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) */
+
+#define MPC5XXX_SIMPLEIO_GPIO_ENABLE (MPC5XXX_GPIO + 0x0004)
+#define MPC5XXX_SIMPLEIO_GPIO_DIR (MPC5XXX_GPIO + 0x000C)
+#define MPC5XXX_SIMPLEIO_GPIO_DATA_OUTPUT (MPC5XXX_GPIO + 0x0010)
+#define MPC5XXX_SIMPLEIO_GPIO_DATA_INPUT (MPC5XXX_GPIO + 0x0014)
+
+#define MPC5XXX_INTERRUPT_GPIO_ENABLE (MPC5XXX_GPIO + 0x0020)
+#define MPC5XXX_INTERRUPT_GPIO_DIR (MPC5XXX_GPIO + 0x0028)
+#define MPC5XXX_INTERRUPT_GPIO_DATA_OUTPUT (MPC5XXX_GPIO + 0x002C)
+#define MPC5XXX_INTERRUPT_GPIO_STATUS (MPC5XXX_GPIO + 0x003C)
+
+#define GPIO_WU6 0x40000000UL
+#define GPIO_USB0 0x00010000UL
+#define GPIO_USB9 0x08000000UL
+#define GPIO_USB9S 0x00080000UL
+
+void init_power_switch(void)
+{
+ debug("init_power_switch\n");
+
+ /* Configure GPIO_WU6 as GPIO output for ATA reset */
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA |= GPIO_WU6;
+ *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_WU6;
+ *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_WU6;
+ __asm__ volatile ("sync");
+
+ *(vu_long *) MPC5XXX_SIMPLEIO_GPIO_DATA_OUTPUT &= ~GPIO_USB0;
+ *(vu_long *) MPC5XXX_SIMPLEIO_GPIO_ENABLE |= GPIO_USB0;
+ *(vu_long *) MPC5XXX_SIMPLEIO_GPIO_DIR |= GPIO_USB0;
+ __asm__ volatile ("sync");
+
+ *(vu_long *) MPC5XXX_INTERRUPT_GPIO_DATA_OUTPUT &= ~GPIO_USB9;
+ *(vu_long *) MPC5XXX_INTERRUPT_GPIO_ENABLE &= ~GPIO_USB9;
+ __asm__ volatile ("sync");
+
+ if ((*(vu_long *) MPC5XXX_INTERRUPT_GPIO_STATUS & GPIO_USB9S) == 0) {
+ *(vu_long *) MPC5XXX_SIMPLEIO_GPIO_DATA_OUTPUT |= GPIO_USB0;
+ __asm__ volatile ("sync");
+ }
+ *(vu_char *) CFG_CS1_START = 0x02; /* Red Power LED on */
+ __asm__ volatile ("sync");
+
+ *(vu_char *) (CFG_CS1_START + 1) = 0x02; /* Disable driver for KB11 */
+ __asm__ volatile ("sync");
+}
+
+void power_set_reset(int power)
+{
+ debug("ide_set_reset(%d)\n", power);
+
+ if (power) {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA &= ~GPIO_WU6;
+ *(vu_long *) MPC5XXX_INTERRUPT_GPIO_DATA_OUTPUT &= ~GPIO_USB9;
+ } else {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA |= GPIO_WU6;
+ if ((*(vu_long *) MPC5XXX_INTERRUPT_GPIO_STATUS & GPIO_USB9S) ==
+ 0) {
+ *(vu_long *) MPC5XXX_SIMPLEIO_GPIO_DATA_OUTPUT |=
+ GPIO_USB0;
+ }
+
+ }
+}
+
+int do_poweroff(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ power_set_reset(1);
+ return (0);
+}
+
+U_BOOT_CMD(poweroff, 1, 1, do_poweroff, "poweroff- Switch off power\n", NULL);
+
+int phypower(int flag)
+{
+ u32 addr;
+ vu_long *reg;
+ int status;
+ pci_dev_t dev;
+
+ dev = PCI_BDF(0, 0x18, 0);
+ status = pci_read_config_dword(dev, PCI_BASE_ADDRESS_1, &addr);
+ if (status == 0) {
+ reg = (vu_long *) (addr + 0x00000040);
+ *reg |= 0x40000000;
+ __asm__ volatile ("sync");
+
+ reg = (vu_long *) (addr + 0x001000c);
+ *reg |= 0x20000000;
+ __asm__ volatile ("sync");
+
+ reg = (vu_long *) (addr + 0x0010004);
+ if (flag != 0) {
+ *reg &= ~0x20000000;
+ } else {
+ *reg |= 0x20000000;
+ }
+ __asm__ volatile ("sync");
+ }
+ return (status);
+}
+
+int do_phypower(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ int status;
+
+ if (argv[1][0] == '0') {
+ status = phypower(0);
+ } else {
+ status = phypower(1);
+ }
+ return (0);
+}
+
+U_BOOT_CMD(phypower, 2, 2, do_phypower,
+ "phypower- Switch power of ethernet phy\n", NULL);
+
+int do_writepci(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned int addr;
+ unsigned int size;
+ int i;
+ volatile unsigned long *ptr;
+
+ addr = simple_strtol(argv[1], NULL, 16);
+ size = simple_strtol(argv[2], NULL, 16);
+
+ printf("\nWriting at addr %08x, size %08x.\n", addr, size);
+
+ while (1) {
+ ptr = (volatile unsigned long *)addr;
+ for (i = 0; i < (size >> 2); i++) {
+ *ptr++ = i;
+ }
+
+ /* Abort if ctrl-c was pressed */
+ if (ctrlc()) {
+ puts("\nAbort\n");
+ return 0;
+ }
+ putc('.');
+ }
+ return 0;
+}
+
+U_BOOT_CMD(writepci, 3, 1, do_writepci,
+ "writepci- Write some data to pcibus\n",
+ "<addr> <size>\n" " - Write some data to pcibus.\n");
diff --git a/board/esd/pf5200/u-boot.lds b/board/esd/pf5200/u-boot.lds
new file mode 100644
index 0000000..d999dd1
--- /dev/null
+++ b/board/esd/pf5200/u-boot.lds
@@ -0,0 +1,122 @@
+/*
+ * (C) Copyright 2003
+ * 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)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* 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 :
+ {
+ cpu/mpc5xxx/start.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .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 = .);
+}