[PATCH] Add support for AMCC Taishan PPC440GX eval board

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2007-01-18 10:25:34 +01:00
parent 1bbbbdd20f
commit 5fb692cae5
14 changed files with 1486 additions and 80 deletions

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@ -292,6 +292,7 @@ Stefan Roese <sr@denx.de>
pcs440ep PPC440EP
sequoia PPC440EPx
sycamore PPC405GPr
taishan PPC440GX
walnut PPC405GP
yellowstone PPC440GR
yosemite PPC440EP

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@ -86,9 +86,9 @@ LIST_4xx=" \
ocotea OCRTC ORSG p3p440 \
PCI405 pcs440ep PIP405 PLU405 \
PMC405 PPChameleonEVB sbc405 sequoia \
sequoia_nand VOH405 VOM405 W7OLMC \
W7OLMG walnut WUH405 XPEDITE1K \
yellowstone yosemite yucca \
sequoia_nand taishan VOH405 VOM405 \
W7OLMC W7OLMG walnut WUH405 \
XPEDITE1K yellowstone yosemite yucca \
"
#########################################################################

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@ -1207,6 +1207,9 @@ sycamore_config: unconfig
@echo "Configuring for sycamore board as subset of walnut..."
@$(MKCONFIG) -a walnut ppc ppc4xx walnut amcc
taishan_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx taishan amcc
VOH405_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc ppc4xx voh405 esd

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@ -0,0 +1,51 @@
#
# (C) Copyright 2007
# 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 lcd.o update.o showinfo.o
SOBJS = init.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

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@ -0,0 +1,44 @@
#
# (C) Copyright 2004
# 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
#
#
# AMCC 440GX Reference Platform (Taishan) board
#
#TEXT_BASE = 0xFFFE0000
ifeq ($(ramsym),1)
TEXT_BASE = 0x07FD0000
else
TEXT_BASE = 0xFFFC0000
endif
PLATFORM_CPPFLAGS += -DCONFIG_440=1
ifeq ($(debug),1)
PLATFORM_CPPFLAGS += -DDEBUG
endif
ifeq ($(dbcr),1)
PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
endif

97
board/amcc/taishan/init.S Normal file
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@ -0,0 +1,97 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@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 <ppc_asm.tmpl>
#include <config.h>
/* General */
#define TLB_VALID 0x00000200
#define _256M 0x10000000
/* Supported page sizes */
#define SZ_1K 0x00000000
#define SZ_4K 0x00000010
#define SZ_16K 0x00000020
#define SZ_64K 0x00000030
#define SZ_256K 0x00000040
#define SZ_1M 0x00000050
#define SZ_8M 0x00000060
#define SZ_16M 0x00000070
#define SZ_256M 0x00000090
/* Storage attributes */
#define SA_W 0x00000800 /* Write-through */
#define SA_I 0x00000400 /* Caching inhibited */
#define SA_M 0x00000200 /* Memory coherence */
#define SA_G 0x00000100 /* Guarded */
#define SA_E 0x00000080 /* Endian */
/* Access control */
#define AC_X 0x00000024 /* Execute */
#define AC_W 0x00000012 /* Write */
#define AC_R 0x00000009 /* Read */
/* Some handy macros */
#define EPN(e) ((e) & 0xfffffc00)
#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) )
#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) )
#define TLB2(a) ( (a)&0x00000fbf )
#define tlbtab_start\
mflr r1 ;\
bl 0f ;
#define tlbtab_end\
.long 0, 0, 0 ; \
0: mflr r0 ; \
mtlr r1 ; \
blr ;
#define tlbentry(epn,sz,rpn,erpn,attr)\
.long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
/**************************************************************************
* TLB TABLE
*
* This table is used by the cpu boot code to setup the initial tlb
* entries. Rather than make broad assumptions in the cpu source tree,
* this table lets each board set things up however they like.
*
* Pointer to the table is returned in r1
*
*************************************************************************/
.section .bootpg,"ax"
.globl tlbtab
tlbtab:
tlbtab_start
tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I)
tlbentry( CFG_ISRAM_BASE, SZ_256K, 0x80000000, 0, AC_R|AC_W|AC_X )
tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I )
tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I )
tlbtab_end

380
board/amcc/taishan/lcd.c Normal file
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@ -0,0 +1,380 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <command.h>
#include <i2c.h>
#include <miiphy.h>
#ifdef CONFIG_TAISHAN
#define LCD_DELAY_NORMAL_US 100
#define LCD_DELAY_NORMAL_MS 2
#define LCD_CMD_ADDR ((volatile char *)(CFG_EBC2_LCM_BASE))
#define LCD_DATA_ADDR ((volatile char *)(CFG_EBC2_LCM_BASE+1))
#define LCD_BLK_CTRL ((volatile char *)(CFG_EBC1_FPGA_BASE+0x2))
#define mdelay(t) ({unsigned long msec=(t); while (msec--) { udelay(1000);}})
static int g_lcd_init_b = 0;
static char *amcc_logo = " AMCC TAISHAN 440GX EvalBoard";
static char addr_flag = 0x80;
static void lcd_bl_ctrl(char val)
{
char cpld_val;
cpld_val = *LCD_BLK_CTRL;
*LCD_BLK_CTRL = val | cpld_val;
}
static void lcd_putc(char val)
{
int i = 100;
char addr;
while (i--) {
if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */
udelay(LCD_DELAY_NORMAL_US);
break;
}
udelay(LCD_DELAY_NORMAL_US);
}
if (*LCD_CMD_ADDR & 0x80) {
printf("LCD is busy\n");
return;
}
addr = *LCD_CMD_ADDR;
udelay(LCD_DELAY_NORMAL_US);
if ((addr != 0) && (addr % 0x10 == 0)) {
addr_flag ^= 0x40;
*LCD_CMD_ADDR = addr_flag;
}
udelay(LCD_DELAY_NORMAL_US);
*LCD_DATA_ADDR = val;
udelay(LCD_DELAY_NORMAL_US);
}
static void lcd_puts(char *s)
{
char *p = s;
int i = 100;
while (i--) {
if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */
udelay(LCD_DELAY_NORMAL_US);
break;
}
udelay(LCD_DELAY_NORMAL_US);
}
if (*LCD_CMD_ADDR & 0x80) {
printf("LCD is busy\n");
return;
}
while (*p)
lcd_putc(*p++);
}
static void lcd_put_logo(void)
{
int i = 100;
char *p = amcc_logo;
while (i--) {
if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */
udelay(LCD_DELAY_NORMAL_US);
break;
}
udelay(LCD_DELAY_NORMAL_US);
}
if (*LCD_CMD_ADDR & 0x80) {
printf("LCD is busy\n");
return;
}
*LCD_CMD_ADDR = 0x80;
while (*p)
lcd_putc(*p++);
}
int lcd_init(void)
{
if (g_lcd_init_b == 0) {
puts("LCD: ");
mdelay(100); /* Waiting for the LCD initialize */
*LCD_CMD_ADDR = 0x38; /*set function:8-bit,2-line,5x7 font type */
udelay(LCD_DELAY_NORMAL_US);
*LCD_CMD_ADDR = 0x0f; /*set display on,cursor on,blink on */
udelay(LCD_DELAY_NORMAL_US);
*LCD_CMD_ADDR = 0x01; /*display clear */
mdelay(LCD_DELAY_NORMAL_MS);
*LCD_CMD_ADDR = 0x06; /*set entry */
udelay(LCD_DELAY_NORMAL_US);
lcd_bl_ctrl(0x02);
lcd_put_logo();
puts(" ready\n");
g_lcd_init_b = 1;
}
return 0;
}
static int do_lcd_test(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
lcd_init();
return 0;
}
static int do_lcd_clear(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
*LCD_CMD_ADDR = 0x01;
mdelay(LCD_DELAY_NORMAL_MS);
return 0;
}
static int do_lcd_puts(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
if (argc < 2) {
printf("%s", cmdtp->usage);
return 1;
}
lcd_puts(argv[1]);
return 0;
}
static int do_lcd_putc(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
if (argc < 2) {
printf("%s", cmdtp->usage);
return 1;
}
lcd_putc((char)argv[1][0]);
return 0;
}
static int do_lcd_cur(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
ulong count;
ulong dir;
char cur_addr;
if (argc < 3) {
printf("%s", cmdtp->usage);
return 1;
}
count = simple_strtoul(argv[1], NULL, 16);
if (count > 31) {
printf("unable to shift > 0x20\n");
count = 0;
}
dir = simple_strtoul(argv[2], NULL, 16);
cur_addr = *LCD_CMD_ADDR;
udelay(LCD_DELAY_NORMAL_US);
if (dir == 0x0) {
if (addr_flag == 0x80) {
if (count >= (cur_addr & 0xf)) {
*LCD_CMD_ADDR = 0x80;
udelay(LCD_DELAY_NORMAL_US);
count = 0;
}
} else {
if (count >= ((cur_addr & 0x0f) + 0x0f)) {
*LCD_CMD_ADDR = 0x80;
addr_flag = 0x80;
udelay(LCD_DELAY_NORMAL_US);
count = 0x0;
} else if (count >= (cur_addr & 0xf)) {
count -= cur_addr & 0xf;
*LCD_CMD_ADDR = 0x80 | 0xf;
addr_flag = 0x80;
udelay(LCD_DELAY_NORMAL_US);
}
}
} else {
if (addr_flag == 0x80) {
if (count >= (0x1f - (cur_addr & 0xf))) {
count = 0x0;
addr_flag = 0xc0;
*LCD_CMD_ADDR = 0xc0 | 0xf;
udelay(LCD_DELAY_NORMAL_US);
} else if ((count + (cur_addr & 0xf)) >= 0x0f) {
count = count + (cur_addr & 0xf) - 0x0f;
addr_flag = 0xc0;
*LCD_CMD_ADDR = 0xc0;
udelay(LCD_DELAY_NORMAL_US);
}
} else if ((count + (cur_addr & 0xf)) >= 0x0f) {
count = 0x0;
*LCD_CMD_ADDR = 0xc0 | 0xf;
udelay(LCD_DELAY_NORMAL_US);
}
}
while (count--) {
if (dir == 0) {
*LCD_CMD_ADDR = 0x10;
} else {
*LCD_CMD_ADDR = 0x14;
}
udelay(LCD_DELAY_NORMAL_US);
}
return 0;
}
U_BOOT_CMD(lcd_test, 1, 1, do_lcd_test, "lcd_test - lcd test display\n", NULL);
U_BOOT_CMD(lcd_cls, 1, 1, do_lcd_clear, "lcd_cls - lcd clear display\n", NULL);
U_BOOT_CMD(lcd_puts, 2, 1, do_lcd_puts,
"lcd_puts - display string on lcd\n",
"<string> - <string> to be displayed\n");
U_BOOT_CMD(lcd_putc, 2, 1, do_lcd_putc,
"lcd_putc - display char on lcd\n",
"<char> - <char> to be displayed\n");
U_BOOT_CMD(lcd_cur, 3, 1, do_lcd_cur,
"lcd_cur - shift cursor on lcd\n",
"<count> <dir>- shift cursor on lcd <count> times, direction is <dir> \n"
" <count> - 0~31\n" " <dir> - 0,backward; 1, forward\n");
#if 0 // test-only
void set_phy_loopback_mode(void)
{
char devemac2[32];
char devemac3[32];
sprintf(devemac2, "%s2", CONFIG_EMAC_DEV_NAME);
sprintf(devemac3, "%s3", CONFIG_EMAC_DEV_NAME);
#if 0
unsigned short reg_short;
miiphy_read(devemac2, 0x1, 1, &reg_short);
if (reg_short & 0x04) {
/*
* printf("EMAC2 link up,do nothing\n");
*/
} else {
udelay(1000);
miiphy_write(devemac2, 0x1, 0, 0x6000);
udelay(1000);
miiphy_read(devemac2, 0x1, 0, &reg_short);
if (reg_short != 0x6000) {
printf
("\nEMAC2 error set LOOPBACK mode error,reg2[0]=%x\n",
reg_short);
}
}
miiphy_read(devemac3, 0x3, 1, &reg_short);
if (reg_short & 0x04) {
/*
* printf("EMAC3 link up,do nothing\n");
*/
} else {
udelay(1000);
miiphy_write(devemac3, 0x3, 0, 0x6000);
udelay(1000);
miiphy_read(devemac3, 0x3, 0, &reg_short);
if (reg_short != 0x6000) {
printf
("\nEMAC3 error set LOOPBACK mode error,reg2[0]=%x\n",
reg_short);
}
}
#else
/* Set PHY as LOOPBACK MODE, for Linux emac initializing */
miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0, 0x6000);
udelay(1000);
miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0, 0x6000);
udelay(1000);
#endif
}
void set_phy_normal_mode(void)
{
char devemac2[32];
char devemac3[32];
unsigned short reg_short;
sprintf(devemac2, "%s2", CONFIG_EMAC_DEV_NAME);
sprintf(devemac3, "%s3", CONFIG_EMAC_DEV_NAME);
/* Set phy of EMAC2 */
miiphy_read(devemac2, CONFIG_PHY2_ADDR, 0x16, &reg_short);
reg_short &= ~(0x7);
reg_short |= 0x6; /* RGMII DLL Delay */
miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x16, reg_short);
miiphy_read(devemac2, CONFIG_PHY2_ADDR, 0x17, &reg_short);
reg_short &= ~(0x40);
miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x17, reg_short);
miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x1c, 0x74f0);
/* Set phy of EMAC3 */
miiphy_read(devemac3, CONFIG_PHY3_ADDR, 0x16, &reg_short);
reg_short &= ~(0x7);
reg_short |= 0x6; /* RGMII DLL Delay */
miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x16, reg_short);
miiphy_read(devemac3, CONFIG_PHY3_ADDR, 0x17, &reg_short);
reg_short &= ~(0x40);
miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x17, reg_short);
miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x1c, 0x74f0);
}
#endif
static int do_led_test_off(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
volatile unsigned int *GpioOr =
(volatile unsigned int *)(CFG_PERIPHERAL_BASE + 0x700);
*GpioOr |= 0x00300000;
return 0;
}
static int do_led_test_on(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
volatile unsigned int *GpioOr =
(volatile unsigned int *)(CFG_PERIPHERAL_BASE + 0x700);
*GpioOr &= ~0x00300000;
return 0;
}
U_BOOT_CMD(ledon, 1, 1, do_led_test_on,
"ledon - led test light on\n", NULL);
U_BOOT_CMD(ledoff, 1, 1, do_led_test_off,
"ledoff - led test light off\n", NULL);
#endif

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@ -0,0 +1,236 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <pci.h>
void show_reset_reg(void)
{
unsigned long reg;
/* read clock regsiter */
printf("===== Display reset and initialize register Start =========\n");
mfclk(clk_pllc,reg);
printf("cpr_pllc = %#010x\n",reg);
mfclk(clk_plld,reg);
printf("cpr_plld = %#010x\n",reg);
mfclk(clk_primad,reg);
printf("cpr_primad = %#010x\n",reg);
mfclk(clk_primbd,reg);
printf("cpr_primbd = %#010x\n",reg);
mfclk(clk_opbd,reg);
printf("cpr_opbd = %#010x\n",reg);
mfclk(clk_perd,reg);
printf("cpr_perd = %#010x\n",reg);
mfclk(clk_mald,reg);
printf("cpr_mald = %#010x\n",reg);
/* read sdr register */
mfsdr(sdr_ebc,reg);
printf("sdr_ebc = %#010x\n",reg);
mfsdr(sdr_cp440,reg);
printf("sdr_cp440 = %#010x\n",reg);
mfsdr(sdr_xcr,reg);
printf("sdr_xcr = %#010x\n",reg);
mfsdr(sdr_xpllc,reg);
printf("sdr_xpllc = %#010x\n",reg);
mfsdr(sdr_xplld,reg);
printf("sdr_xplld = %#010x\n",reg);
mfsdr(sdr_pfc0,reg);
printf("sdr_pfc0 = %#010x\n",reg);
mfsdr(sdr_pfc1,reg);
printf("sdr_pfc1 = %#010x\n",reg);
mfsdr(sdr_cust0,reg);
printf("sdr_cust0 = %#010x\n",reg);
mfsdr(sdr_cust1,reg);
printf("sdr_cust1 = %#010x\n",reg);
mfsdr(sdr_uart0,reg);
printf("sdr_uart0 = %#010x\n",reg);
mfsdr(sdr_uart1,reg);
printf("sdr_uart1 = %#010x\n",reg);
printf("===== Display reset and initialize register End =========\n");
}
void show_xbridge_info(void)
{
unsigned long reg;
printf("PCI-X chip control registers\n");
mfsdr(sdr_xcr, reg);
printf("sdr_xcr = %#010x\n", reg);
mfsdr(sdr_xpllc, reg);
printf("sdr_xpllc = %#010x\n", reg);
mfsdr(sdr_xplld, reg);
printf("sdr_xplld = %#010x\n", reg);
printf("PCI-X Bridge Configure registers\n");
printf("PCIX0_VENDID = %#06x\n", in16r(PCIX0_VENDID));
printf("PCIX0_DEVID = %#06x\n", in16r(PCIX0_DEVID));
printf("PCIX0_CMD = %#06x\n", in16r(PCIX0_CMD));
printf("PCIX0_STATUS = %#06x\n", in16r(PCIX0_STATUS));
printf("PCIX0_REVID = %#04x\n", in8(PCIX0_REVID));
printf("PCIX0_CACHELS = %#04x\n", in8(PCIX0_CACHELS));
printf("PCIX0_LATTIM = %#04x\n", in8(PCIX0_LATTIM));
printf("PCIX0_HDTYPE = %#04x\n", in8(PCIX0_HDTYPE));
printf("PCIX0_BIST = %#04x\n", in8(PCIX0_BIST));
printf("PCIX0_BAR0 = %#010x\n", in32r(PCIX0_BAR0));
printf("PCIX0_BAR1 = %#010x\n", in32r(PCIX0_BAR1));
printf("PCIX0_BAR2 = %#010x\n", in32r(PCIX0_BAR2));
printf("PCIX0_BAR3 = %#010x\n", in32r(PCIX0_BAR3));
printf("PCIX0_BAR4 = %#010x\n", in32r(PCIX0_BAR4));
printf("PCIX0_BAR5 = %#010x\n", in32r(PCIX0_BAR5));
printf("PCIX0_CISPTR = %#010x\n", in32r(PCIX0_CISPTR));
printf("PCIX0_SBSSYSVID = %#010x\n", in16r(PCIX0_SBSYSVID));
printf("PCIX0_SBSSYSID = %#010x\n", in16r(PCIX0_SBSYSID));
printf("PCIX0_EROMBA = %#010x\n", in32r(PCIX0_EROMBA));
printf("PCIX0_CAP = %#04x\n", in8(PCIX0_CAP));
printf("PCIX0_INTLN = %#04x\n", in8(PCIX0_INTLN));
printf("PCIX0_INTPN = %#04x\n", in8(PCIX0_INTPN));
printf("PCIX0_MINGNT = %#04x\n", in8(PCIX0_MINGNT));
printf("PCIX0_MAXLTNCY = %#04x\n", in8(PCIX0_MAXLTNCY));
printf("PCIX0_BRDGOPT1 = %#010x\n", in32r(PCIX0_BRDGOPT1));
printf("PCIX0_BRDGOPT2 = %#010x\n", in32r(PCIX0_BRDGOPT2));
printf("PCIX0_POM0LAL = %#010x\n", in32r(PCIX0_POM0LAL));
printf("PCIX0_POM0LAH = %#010x\n", in32r(PCIX0_POM0LAH));
printf("PCIX0_POM0SA = %#010x\n", in32r(PCIX0_POM0SA));
printf("PCIX0_POM0PCILAL = %#010x\n", in32r(PCIX0_POM0PCIAL));
printf("PCIX0_POM0PCILAH = %#010x\n", in32r(PCIX0_POM0PCIAH));
printf("PCIX0_POM1LAL = %#010x\n", in32r(PCIX0_POM1LAL));
printf("PCIX0_POM1LAH = %#010x\n", in32r(PCIX0_POM1LAH));
printf("PCIX0_POM1SA = %#010x\n", in32r(PCIX0_POM1SA));
printf("PCIX0_POM1PCILAL = %#010x\n", in32r(PCIX0_POM1PCIAL));
printf("PCIX0_POM1PCILAH = %#010x\n", in32r(PCIX0_POM1PCIAH));
printf("PCIX0_POM2SA = %#010x\n", in32r(PCIX0_POM2SA));
printf("PCIX0_PIM0SA = %#010x\n", in32r(PCIX0_PIM0SA));
printf("PCIX0_PIM0LAL = %#010x\n", in32r(PCIX0_PIM0LAL));
printf("PCIX0_PIM0LAH = %#010x\n", in32r(PCIX0_PIM0LAH));
printf("PCIX0_PIM1SA = %#010x\n", in32r(PCIX0_PIM1SA));
printf("PCIX0_PIM1LAL = %#010x\n", in32r(PCIX0_PIM1LAL));
printf("PCIX0_PIM1LAH = %#010x\n", in32r(PCIX0_PIM1LAH));
printf("PCIX0_PIM2SA = %#010x\n", in32r(PCIX0_PIM1SA));
printf("PCIX0_PIM2LAL = %#010x\n", in32r(PCIX0_PIM1LAL));
printf("PCIX0_PIM2LAH = %#010x\n", in32r(PCIX0_PIM1LAH));
printf("PCIX0_XSTS = %#010x\n", in32r(PCIX0_STS));
}
int do_show_xbridge_info(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
show_xbridge_info();
return 0;
}
U_BOOT_CMD(xbriinfo, 1, 1, do_show_xbridge_info,
"xbriinfo - Show PCIX bridge info\n", NULL);
#define TAISHAN_PCI_DEV_ID0 0x800
#define TAISHAN_PCI_DEV_ID1 0x1000
void show_pcix_device_info(void)
{
int ii;
int dev;
u8 capp;
u8 xcapid;
u16 status;
u16 xcommand;
u32 xstatus;
for (ii = 0; ii < 2; ii++) {
if (ii == 0)
dev = TAISHAN_PCI_DEV_ID0;
else
dev = TAISHAN_PCI_DEV_ID1;
pci_read_config_word(dev, PCI_STATUS, &status);
if (status & PCI_STATUS_CAP_LIST) {
pci_read_config_byte(dev, PCI_CAPABILITY_LIST, &capp);
pci_read_config_byte(dev, (int)(capp), &xcapid);
if (xcapid == 0x07) {
pci_read_config_word(dev, (int)(capp + 2),
&xcommand);
pci_read_config_dword(dev, (int)(capp + 4),
&xstatus);
printf("BUS0 dev%d Xcommand=%#06x,Xstatus=%#010x\n",
(ii + 1), xcommand, xstatus);
} else {
printf("BUS0 dev%d PCI-X CAP ID error,"
"CAP=%#04x,XCAPID=%#04x\n",
(ii + 1), capp, xcapid);
}
} else {
printf("BUS0 dev%d not found PCI_STATUS_CAP_LIST supporting\n",
ii + 1);
}
}
}
int do_show_pcix_device_info(cmd_tbl_t * cmdtp, int flag, int argc,
char *argv[])
{
show_pcix_device_info();
return 0;
}
U_BOOT_CMD(xdevinfo, 1, 1, do_show_pcix_device_info,
"xdevinfo - Show PCIX Device info\n", NULL);
extern void show_reset_reg(void);
int do_show_reset_reg_info(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
show_reset_reg();
return 0;
}
U_BOOT_CMD(resetinfo, 1, 1, do_show_reset_reg_info,
"resetinfo - Show Reset REG info\n", NULL);

View file

@ -0,0 +1,331 @@
/*
* Copyright (C) 2004 PaulReynolds@lhsolutions.com
*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@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 <asm/processor.h>
#include <spd_sdram.h>
#include <ppc4xx_enet.h>
#ifdef CFG_INIT_SHOW_RESET_REG
void show_reset_reg(void);
#endif
int lcd_init(void);
int board_early_init_f (void)
{
unsigned long reg;
volatile unsigned int *GpioOdr;
volatile unsigned int *GpioTcr;
volatile unsigned int *GpioOr;
/*-------------------------------------------------------------------------+
| Initialize EBC CONFIG
+-------------------------------------------------------------------------*/
mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
EBC_CFG_PTD_ENABLE | EBC_CFG_RTC_64PERCLK |
EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS |
EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_DEFAULT |
EBC_CFG_PME_DISABLE | EBC_CFG_PR_32);
/*-------------------------------------------------------------------------+
| 64MB FLASH. Initialize bank 0 with default values.
+-------------------------------------------------------------------------*/
mtebc(pb0ap, EBC_BXAP_BME_DISABLED|EBC_BXAP_TWT_ENCODE(15) |
EBC_BXAP_BCE_DISABLE |
EBC_BXAP_CSN_ENCODE(1) | EBC_BXAP_OEN_ENCODE(1) |
EBC_BXAP_WBN_ENCODE(1) | EBC_BXAP_WBF_ENCODE(1) |
EBC_BXAP_TH_ENCODE(3) | EBC_BXAP_RE_DISABLED |
EBC_BXAP_BEM_WRITEONLY |
EBC_BXAP_PEN_DISABLED);
mtebc(pb0cr, EBC_BXCR_BAS_ENCODE(CFG_FLASH_BASE) |
EBC_BXCR_BS_64MB | EBC_BXCR_BU_RW|EBC_BXCR_BW_32BIT);
/*-------------------------------------------------------------------------+
| FPGA. Initialize bank 1 with default values.
+-------------------------------------------------------------------------*/
mtebc(pb1ap, EBC_BXAP_BME_DISABLED|EBC_BXAP_TWT_ENCODE(5) |
EBC_BXAP_BCE_DISABLE |
EBC_BXAP_CSN_ENCODE(1) | EBC_BXAP_OEN_ENCODE(1) |
EBC_BXAP_WBN_ENCODE(1) | EBC_BXAP_WBF_ENCODE(1) |
EBC_BXAP_TH_ENCODE(3) | EBC_BXAP_RE_DISABLED |
EBC_BXAP_BEM_WRITEONLY |
EBC_BXAP_PEN_DISABLED);
mtebc(pb1cr, EBC_BXCR_BAS_ENCODE(0x41000000) |
EBC_BXCR_BS_1MB | EBC_BXCR_BU_RW | EBC_BXCR_BW_8BIT);
/*-------------------------------------------------------------------------+
| LCM. Initialize bank 2 with default values.
+-------------------------------------------------------------------------*/
mtebc(pb2ap, EBC_BXAP_BME_DISABLED | EBC_BXAP_TWT_ENCODE(64) |
EBC_BXAP_BCE_DISABLE |
EBC_BXAP_CSN_ENCODE(3) | EBC_BXAP_OEN_ENCODE(3) |
EBC_BXAP_WBN_ENCODE(3) | EBC_BXAP_WBF_ENCODE(3) |
EBC_BXAP_TH_ENCODE(7) | EBC_BXAP_RE_DISABLED |
EBC_BXAP_BEM_WRITEONLY |
EBC_BXAP_PEN_DISABLED);
mtebc(pb2cr, EBC_BXCR_BAS_ENCODE(0x42000000) |
EBC_BXCR_BS_1MB | EBC_BXCR_BU_RW|EBC_BXCR_BW_8BIT);
/*-------------------------------------------------------------------------+
| TMP. Initialize bank 3 with default values.
+-------------------------------------------------------------------------*/
mtebc(pb3ap, EBC_BXAP_BME_DISABLED | EBC_BXAP_TWT_ENCODE(128) |
EBC_BXAP_BCE_DISABLE |
EBC_BXAP_CSN_ENCODE(3) | EBC_BXAP_OEN_ENCODE(3) |
EBC_BXAP_WBN_ENCODE(3) | EBC_BXAP_WBF_ENCODE(3) |
EBC_BXAP_TH_ENCODE(7) | EBC_BXAP_RE_DISABLED |
EBC_BXAP_BEM_WRITEONLY |
EBC_BXAP_PEN_DISABLED);
mtebc(pb3cr, EBC_BXCR_BAS_ENCODE(0x48000000) |
EBC_BXCR_BS_64MB | EBC_BXCR_BU_RW | EBC_BXCR_BW_32BIT);
/*-------------------------------------------------------------------------+
| Connector 4~7. Initialize bank 3~ 7 with default values.
+-------------------------------------------------------------------------*/
mtebc(pb4ap,0);
mtebc(pb4cr,0);
mtebc(pb5ap,0);
mtebc(pb5cr,0);
mtebc(pb6ap,0);
mtebc(pb6cr,0);
mtebc(pb7ap,0);
mtebc(pb7cr,0);
/*--------------------------------------------------------------------
* Setup the interrupt controller polarities, triggers, etc.
*-------------------------------------------------------------------*/
mtdcr (uic0sr, 0xffffffff); /* clear all */
mtdcr (uic0er, 0x00000000); /* disable all */
mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */
mtdcr (uic0pr, 0xfffffe13); /* per ref-board manual */
mtdcr (uic0tr, 0x01c00008); /* per ref-board manual */
mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */
mtdcr (uic0sr, 0xffffffff); /* clear all */
mtdcr (uic1sr, 0xffffffff); /* clear all */
mtdcr (uic1er, 0x00000000); /* disable all */
mtdcr (uic1cr, 0x00000000); /* all non-critical */
mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */
mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */
mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */
mtdcr (uic1sr, 0xffffffff); /* clear all */
mtdcr (uic2sr, 0xffffffff); /* clear all */
mtdcr (uic2er, 0x00000000); /* disable all */
mtdcr (uic2cr, 0x00000000); /* all non-critical */
mtdcr (uic2pr, 0xffffffff); /* per ref-board manual */
mtdcr (uic2tr, 0x00ff8c0f); /* per ref-board manual */
mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */
mtdcr (uic2sr, 0xffffffff); /* clear all */
mtdcr (uicb0sr, 0xfc000000); /* clear all */
mtdcr (uicb0er, 0x00000000); /* disable all */
mtdcr (uicb0cr, 0x00000000); /* all non-critical */
mtdcr (uicb0pr, 0xfc000000); /* */
mtdcr (uicb0tr, 0x00000000); /* */
mtdcr (uicb0vr, 0x00000001); /* */
/* Enable two GPIO 10~11 and TraceA signal */
mfsdr(sdr_pfc0,reg);
reg |= 0x00300000;
mtsdr(sdr_pfc0,reg);
mfsdr(sdr_pfc1,reg);
reg |= 0x00100000;
mtsdr(sdr_pfc1,reg);
/* Set GPIO 10 and 11 as output */
GpioOdr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x718);
GpioTcr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x704);
GpioOr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x700);
*GpioOdr &= ~(0x00300000);
*GpioTcr |= 0x00300000;
*GpioOr |= 0x00300000;
return 0;
}
int misc_init_r(void)
{
lcd_init();
return 0;
}
int checkboard (void)
{
char *s = getenv ("serial#");
printf ("Board: Taishan - AMCC PPC440GX Evaluation Board");
if (s != NULL) {
puts (", serial# ");
puts (s);
}
putc ('\n');
#ifdef CFG_INIT_SHOW_RESET_REG
show_reset_reg();
#endif
return (0);
}
#if defined(CFG_DRAM_TEST)
int testdram (void)
{
uint *pstart = (uint *) 0x04000000;
uint *pend = (uint *) 0x0fc00000;
uint *p;
for (p = pstart; p < pend; p++)
*p = 0xaaaaaaaa;
for (p = pstart; p < pend; p++) {
if (*p != 0xaaaaaaaa) {
printf ("SDRAM test fails at: %08x\n", (uint) p);
return 1;
}
}
for (p = pstart; p < pend; p++)
*p = 0x55555555;
for (p = pstart; p < pend; p++) {
if (*p != 0x55555555) {
printf ("SDRAM test fails at: %08x\n", (uint) p);
return 1;
}
}
return 0;
}
#endif
/*************************************************************************
* pci_pre_init
*
* This routine is called just prior to registering the hose and gives
* the board the opportunity to check things. Returning a value of zero
* indicates that things are bad & PCI initialization should be aborted.
*
* Different boards may wish to customize the pci controller structure
* (add regions, override default access routines, etc) or perform
* certain pre-initialization actions.
*
************************************************************************/
#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
int pci_pre_init(struct pci_controller * hose )
{
unsigned long strap;
/*--------------------------------------------------------------------------+
* The ocotea board is always configured as the host & requires the
* PCI arbiter to be enabled.
*--------------------------------------------------------------------------*/
mfsdr(sdr_sdstp1, strap);
if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
return 0;
}
return 1;
}
#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
/*************************************************************************
* pci_target_init
*
* The bootstrap configuration provides default settings for the pci
* inbound map (PIM). But the bootstrap config choices are limited and
* may not be sufficient for a given board.
*
************************************************************************/
#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller * hose )
{
DECLARE_GLOBAL_DATA_PTR;
/*--------------------------------------------------------------------------+
* Disable everything
*--------------------------------------------------------------------------*/
out32r( PCIX0_PIM0SA, 0 ); /* disable */
out32r( PCIX0_PIM1SA, 0 ); /* disable */
out32r( PCIX0_PIM2SA, 0 ); /* disable */
out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */
/*--------------------------------------------------------------------------+
* Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping
* options to not support sizes such as 128/256 MB.
*--------------------------------------------------------------------------*/
out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE );
out32r( PCIX0_PIM0LAH, 0 );
out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 );
out32r( PCIX0_BAR0, 0 );
/*--------------------------------------------------------------------------+
* Program the board's subsystem id/vendor id
*--------------------------------------------------------------------------*/
out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID );
out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID );
out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY );
}
#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
/*************************************************************************
* is_pci_host
*
* This routine is called to determine if a pci scan should be
* performed. With various hardware environments (especially cPCI and
* PPMC) it's insufficient to depend on the state of the arbiter enable
* bit in the strap register, or generic host/adapter assumptions.
*
* Rather than hard-code a bad assumption in the general 440 code, the
* 440 pci code requires the board to decide at runtime.
*
* Return 0 for adapter mode, non-zero for host (monarch) mode.
*
*
************************************************************************/
#if defined(CONFIG_PCI)
int is_pci_host(struct pci_controller *hose)
{
/* The ocotea board is always configured as host. */
return(1);
}
#endif /* defined(CONFIG_PCI) */
#ifdef CONFIG_POST
/*
* Returns 1 if keys pressed to start the power-on long-running tests
* Called from board_init_f().
*/
int post_hotkeys_pressed(void)
{
return (ctrlc());
}
#endif

View file

@ -0,0 +1,157 @@
/*
* (C) Copyright 2004
* 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
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
.bootpg 0xFFFFF000 :
{
cpu/ppc4xx/start.o (.bootpg)
} = 0xffff
/* 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 :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
board/amcc/taishan/init.o (.text)
cpu/ppc4xx/kgdb.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;*/
/* common/environment.o(.text)*/
*(.text)
*(.fixup)
*(.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: */
. = (. + 0x00FF) & 0xFFFFFF00;
_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 :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View file

@ -0,0 +1,78 @@
/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <i2c.h>
#if defined(CONFIG_TAISHAN)
const uchar bootstrap_buf[16] = {
0x86,
0x78,
0xc1,
0xa6,
0x09,
0x67,
0x04,
0x63,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00
};
static int update_boot_eeprom(void)
{
ulong len = 0x10;
uchar chip = CFG_BOOTSTRAP_IIC_ADDR;
uchar *pbuf = (uchar *)bootstrap_buf;
int ii, jj;
for (ii = 0; ii < len; ii++) {
if (i2c_write(chip, ii, 1, &pbuf[ii], 1) != 0) {
printf("i2c_write failed\n");
return -1;
}
/* wait 10ms */
for (jj = 0; jj < 10; jj++)
udelay(1000);
}
return 0;
}
int do_update_boot_eeprom(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
return update_boot_eeprom();
}
U_BOOT_CMD(update_boot_eeprom, 1, 1, do_update_boot_eeprom,
"update_boot_eeprom - update bootstrap eeprom content\n", NULL);
#endif

View file

@ -26,10 +26,9 @@
#include <common.h>
#include <pci.h>
#include "440spe_pcie.h"
#if defined(CONFIG_440SPE) && defined(CONFIG_PCI)
#if defined(CONFIG_440SPE)
#if defined(CONFIG_PCI)
#include "440spe_pcie.h"
enum {
PTYPE_ENDPOINT = 0x0,
@ -958,5 +957,4 @@ int ppc440spe_setup_pcie_endpoint(struct pci_controller *hose, int port)
return 0;
}
#endif /* CONFIG_PCI */
#endif /* CONFIG_440SPE */
#endif /* CONFIG_440SPE && CONFIG_PCI */

View file

@ -166,6 +166,11 @@ struct eth_device *emac0_dev = NULL;
#define LAST_EMAC_NUM 1
#endif
/* normal boards start with EMAC0 */
#if !defined(CONFIG_EMAC_NR_START)
#define CONFIG_EMAC_NR_START 0
#endif
/*-----------------------------------------------------------------------------+
* Prototypes and externals.
*-----------------------------------------------------------------------------*/
@ -601,6 +606,26 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* end Vitesse/Cicada errata */
}
#endif
#if defined(CONFIG_ET1011C_PHY)
/*
* Agere ET1011c PHY needs to have an extended register whacked
* for RGMII mode.
*/
if (((devnum == 2) || (devnum ==3)) && (4 == ethgroup)) {
miiphy_read (dev->name, reg, 0x16, &reg_short);
reg_short &= ~(0x7);
reg_short |= 0x6; /* RGMII DLL Delay*/
miiphy_write (dev->name, reg, 0x16, reg_short);
miiphy_read (dev->name, reg, 0x17, &reg_short);
reg_short &= ~(0x40);
miiphy_write (dev->name, reg, 0x17, reg_short);
miiphy_write(dev->name, reg, 0x1c, 0x74f0);
}
#endif
#endif
/* Start/Restart autonegotiation */
phy_setup_aneg (dev->name, reg);
@ -643,8 +668,9 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
if (hw_p->print_speed) {
hw_p->print_speed = 0;
printf ("ENET Speed is %d Mbps - %s duplex connection\n",
(int) speed, (duplex == HALF) ? "HALF" : "FULL");
printf ("ENET Speed is %d Mbps - %s duplex connection (EMAC%d)\n",
(int) speed, (duplex == HALF) ? "HALF" : "FULL",
hw_p->devnum);
}
#if defined(CONFIG_440) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE) && \
@ -1493,6 +1519,8 @@ int ppc_4xx_eth_initialize (bd_t * bis)
struct eth_device *dev;
int eth_num = 0;
EMAC_4XX_HW_PST hw = NULL;
u8 ethaddr[4 + CONFIG_EMAC_NR_START][6];
u32 hw_addr[4];
#if defined(CONFIG_440GX)
unsigned long pfc1;
@ -1502,6 +1530,43 @@ int ppc_4xx_eth_initialize (bd_t * bis)
pfc1 |= 0x01200000;
mtsdr (sdr_pfc1, pfc1);
#endif
/* first clear all mac-addresses */
for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++)
memcpy(ethaddr[eth_num], "\0\0\0\0\0\0", 6);
for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++) {
switch (eth_num) {
default: /* fall through */
case 0:
memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
bis->bi_enetaddr, 6);
hw_addr[eth_num] = 0x0;
break;
#ifdef CONFIG_HAS_ETH1
case 1:
memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
bis->bi_enet1addr, 6);
hw_addr[eth_num] = 0x100;
break;
#endif
#ifdef CONFIG_HAS_ETH2
case 2:
memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
bis->bi_enet2addr, 6);
hw_addr[eth_num] = 0x400;
break;
#endif
#ifdef CONFIG_HAS_ETH3
case 3:
memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
bis->bi_enet3addr, 6);
hw_addr[eth_num] = 0x600;
break;
#endif
}
}
/* set phy num and mode */
bis->bi_phynum[0] = CONFIG_PHY_ADDR;
bis->bi_phymode[0] = 0;
@ -1520,40 +1585,13 @@ int ppc_4xx_eth_initialize (bd_t * bis)
#endif
for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++) {
/* See if we can actually bring up the interface, otherwise, skip it */
switch (eth_num) {
default: /* fall through */
case 0:
if (memcmp (bis->bi_enetaddr, "\0\0\0\0\0\0", 6) == 0) {
bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
continue;
}
break;
#ifdef CONFIG_HAS_ETH1
case 1:
if (memcmp (bis->bi_enet1addr, "\0\0\0\0\0\0", 6) == 0) {
bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
continue;
}
break;
#endif
#ifdef CONFIG_HAS_ETH2
case 2:
if (memcmp (bis->bi_enet2addr, "\0\0\0\0\0\0", 6) == 0) {
bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
continue;
}
break;
#endif
#ifdef CONFIG_HAS_ETH3
case 3:
if (memcmp (bis->bi_enet3addr, "\0\0\0\0\0\0", 6) == 0) {
bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
continue;
}
break;
#endif
/*
* See if we can actually bring up the interface,
* otherwise, skip it
*/
if (memcmp (ethaddr[eth_num], "\0\0\0\0\0\0", 6) == 0) {
bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
continue;
}
/* Allocate device structure */
@ -1576,36 +1614,12 @@ int ppc_4xx_eth_initialize (bd_t * bis)
}
memset(hw, 0, sizeof(*hw));
switch (eth_num) {
default: /* fall through */
case 0:
hw->hw_addr = 0;
memcpy (dev->enetaddr, bis->bi_enetaddr, 6);
break;
#ifdef CONFIG_HAS_ETH1
case 1:
hw->hw_addr = 0x100;
memcpy (dev->enetaddr, bis->bi_enet1addr, 6);
break;
#endif
#ifdef CONFIG_HAS_ETH2
case 2:
hw->hw_addr = 0x400;
memcpy (dev->enetaddr, bis->bi_enet2addr, 6);
break;
#endif
#ifdef CONFIG_HAS_ETH3
case 3:
hw->hw_addr = 0x600;
memcpy (dev->enetaddr, bis->bi_enet3addr, 6);
break;
#endif
}
hw->hw_addr = hw_addr[eth_num];
memcpy (dev->enetaddr, ethaddr[eth_num], 6);
hw->devnum = eth_num;
hw->print_speed = 1;
sprintf (dev->name, "ppc_4xx_eth%d", eth_num);
sprintf (dev->name, "ppc_4xx_eth%d", eth_num - CONFIG_EMAC_NR_START);
dev->priv = (void *) hw;
dev->init = ppc_4xx_eth_init;
dev->halt = ppc_4xx_eth_halt;
@ -1663,7 +1677,6 @@ int ppc_4xx_eth_initialize (bd_t * bis)
return (1);
}
#if !defined(CONFIG_NET_MULTI)
void eth_halt (void) {
if (emac0_dev) {

View file

@ -1,5 +1,5 @@
/*
* (C) Copyright 2005-2006
* (C) Copyright 2005-2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* (C) Copyright 2006
@ -32,9 +32,9 @@
#include <asm/processor.h>
#include "sdram.h"
#ifdef CONFIG_SDRAM_BANK0
#ifndef CONFIG_440
#ifndef CFG_SDRAM_TABLE
sdram_conf_t mb0cf[] = {
@ -50,9 +50,6 @@ sdram_conf_t mb0cf[] = CFG_SDRAM_TABLE;
#define N_MB0CF (sizeof(mb0cf) / sizeof(mb0cf[0]))
#ifndef CONFIG_440
#ifdef CFG_SDRAM_CASL
static ulong ns2clks(ulong ns)
{
@ -221,6 +218,26 @@ void sdram_init(void)
#else /* CONFIG_440 */
/*
* Define some default values. Those can be overwritten in the
* board config file.
*/
#ifndef CFG_SDRAM_TABLE
sdram_conf_t mb0cf[] = {
{(256 << 20), 13, 0x000C4001}, /* 256MB mode 3, 13x10(4) */
{(64 << 20), 12, 0x00082001} /* 64MB mode 2, 12x9(4) */
};
#else
sdram_conf_t mb0cf[] = CFG_SDRAM_TABLE;
#endif
#ifndef CFG_SDRAM0_TR0
#define CFG_SDRAM0_TR0 0x41094012
#endif
#define N_MB0CF (sizeof(mb0cf) / sizeof(mb0cf[0]))
#define NUM_TRIES 64
#define NUM_READS 10
@ -295,7 +312,6 @@ static void sdram_tr1_set(int ram_address, int* tr1_value)
*tr1_value = (first_good + last_bad) / 2;
}
#ifdef CONFIG_SDRAM_ECC
static void ecc_init(ulong start, ulong size)
{
@ -351,7 +367,8 @@ long int initdram(int board_type)
int i;
int tr1_bank1;
#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP)
#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \
defined(CONFIG_440GR) || defined(CONFIG_440SP)
/*
* Soft-reset SDRAM controller.
*/
@ -378,7 +395,7 @@ long int initdram(int board_type)
* Following for CAS Latency = 2.5 @ 133 MHz PLB
*/
mtsdram(mem_b0cr, mb0cf[i].reg);
mtsdram(mem_tr0, 0x41094012);
mtsdram(mem_tr0, CFG_SDRAM0_TR0);
mtsdram(mem_tr1, 0x80800800); /* SS=T2 SL=STAGE 3 CD=1 CT=0x00*/
mtsdram(mem_rtr, 0x04100000); /* Interval 7.8µs @ 133MHz PLB */
mtsdram(mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM*/