* Patch by Ladislav Michl, 05 Apr 2005:

  Add support for VoiceBlue board.

* Patch by Ladislav Michl, 05 Apr 2005:
  Fix netboot_common() prototypes.

* Cleanup.

CHANGELOG

@@ -2,6 +2,12 @@
 Changes for U-Boot 1.1.3:
 ======================================================================
 
+* Patch by Ladislav Michl, 05 Apr 2005:
+  Add support for VoiceBlue board.
+
+* Patch by Ladislav Michl, 05 Apr 2005:
+  Fix netboot_common() prototypes.
+
 * Patch by Steven Scholz, 05 Apr 2005:
   Use i.MX watchdog timer for reset_cpu()
 
@@ -36,7 +42,7 @@ Changes for U-Boot 1.1.3:
 
 * Patch by Tolunay Orkun, 16 November 2004:
   fix incorrect onboard Xilinx CPLD base address
-  
+
 * Patch by Jerry Van Baren, 08 Nov 2004:
   - Add low-boot option for MPC8260ADS board (if lowboot is selected,
     the jumper for the HRCW source should select flash. If lowboot is

MAKEALL

@@ -157,7 +157,7 @@ LIST_ARM9="	\
 	lpd7a400	mx1ads		mx1fs2		omap1510inn	\
 	omap1610h2	omap1610inn	omap730p2	scb9328		\
 	smdk2400	smdk2410	trab		VCMA9		\
-	versatile							\
+	versatile	voiceblue					\
 "
 
 #########################################################################

Makefile

@@ -1382,6 +1382,19 @@ VCMA9_config	:	unconfig
 versatile_config :	unconfig
 	@./mkconfig $(@:_config=) arm arm926ejs versatile
 
+voiceblue_smallflash_config	\
+voiceblue_config:	unconfig
+	@if [ "$(findstring _smallflash_,$@)" ] ; then \
+		echo "... boot from lower flash bank" ; \
+		echo "#define VOICEBLUE_SMALL_FLASH" >>include/config.h ; \
+		echo "VOICEBLUE_SMALL_FLASH=y" >board/voiceblue/config.tmp ; \
+	else \
+		echo "... boot from upper flash bank" ; \
+		>include/config.h ; \
+		echo "VOICEBLUE_SMALL_FLASH=n" >board/voiceblue/config.tmp ; \
+	fi
+	@./mkconfig -a voiceblue arm arm925t voiceblue
+
 #########################################################################
 ## S3C44B0 Systems
 #########################################################################

README

@@ -2132,14 +2132,14 @@ Low Level (hardware related) configuration options:
 - CONFIG_SKIP_LOWLEVEL_INIT
 - CONFIG_SKIP_RELOCATE_UBOOT
 
-                [ARM only] If these variables are defined, then
-                certain low level initializations (like setting up
-                the memory controller) are omitted and/or U-Boot does
-                not relocate itself into RAM.
-                Normally these variables MUST NOT be defined. The
-                only exception is when U-Boot is loaded (to RAM) by
-                some other boot loader or by a debugger which
-                performs these intializations itself.
+		[ARM only] If these variables are defined, then
+		certain low level initializations (like setting up
+		the memory controller) are omitted and/or U-Boot does
+		not relocate itself into RAM.
+		Normally these variables MUST NOT be defined. The
+		only exception is when U-Boot is loaded (to RAM) by
+		some other boot loader or by a debugger which
+		performs these intializations itself.
 
 
 Building the Software:

board/sorcery/sorcery.c

@@ -31,7 +31,7 @@ long int initdram (int board_type)
 	ulong size;
 
 	size = dramSetup ();
-	
+
 	return get_ram_size((ulong *)CFG_SDRAM_BASE, size);
 }
 

board/voiceblue/Makefile

+# (C) Copyright 2000-2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de
+#
+# (C) Copyright 2005
+# Ladislav Michl, 2N Telekomunikace, michl@2n.cz
+#
+# 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 version 2 as
+# published by the Free Software Foundation.
+#
+# 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
+
+OBJS	:= voiceblue.o
+SOBJS	:= setup.o
+
+gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
+
+LOAD_ADDR = 0x10400000
+
+all:	$(LIB) eeprom.srec eeprom.bin
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) crv $@ $(OBJS) $(SOBJS)
+
+eeprom.srec:	eeprom.o
+	$(LD) -g -Ttext $(LOAD_ADDR) -o $(<:.o=) -e $(<:.o=) $^ \
+		-L../../examples -lstubs \
+		-L../../lib_generic -lgeneric \
+		-L$(gcclibdir) -lgcc
+	$(OBJCOPY) -O srec $(<:.o=) $@
+
+eeprom.bin:	eeprom.srec
+	$(OBJCOPY) -O binary $< $@ 2>/dev/null
+
+clean:
+	rm -f $(SOBJS) $(OBJS) eeprom eeprom.srec eeprom.bin
+
+distclean:	clean
+	rm -f $(LIB) core config.tmp *.bak .depend
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################

board/voiceblue/config.mk

+#
+# Linux-Kernel is expected to be at 1000'8000,
+# entry 1000'8000 (mem base + reserved)
+#
+
+sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
+
+ifeq ($(VOICEBLUE_SMALL_FLASH),y)
+# We load ourself to internal SRAM at 2001'2000
+# Check map file when changing TEXT_BASE.
+# Everything has fit into 192kB internal SRAM!
+TEXT_BASE = 0x20012000
+else
+# Running in SDRAM...
+TEXT_BASE = 0x13000000
+endif

board/voiceblue/eeprom.c

+/*
+ * (C) Copyright 2005
+ * Ladislav Michl, 2N Telekomunikace, michl@2n.cz
+ *
+ * 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 version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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
+ *
+ * Some code shamelessly stolen back from Robin Getz.
+ */
+
+#define DEBUG
+
+#include <common.h>
+#include <exports.h>
+#include "../drivers/smc91111.h"
+
+#define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE
+
+static int verify_macaddr(char *);
+static int set_mac(char *);
+
+int eeprom(int argc, char *argv[])
+{
+	app_startup(argv);
+	if (get_version() != XF_VERSION) {
+		printf("Wrong XF_VERSION.\n");
+		printf("Application expects ABI version %d\n", XF_VERSION);
+		printf("Actual U-Boot ABI version %d\n", (int)get_version());
+		return 1;
+	}
+
+	if ((SMC_inw (BANK_SELECT) & 0xFF00) != 0x3300) {
+		printf("SMSC91111 not found.\n");
+		return 2;
+	}
+
+	if (argc != 2) {
+		printf("VoiceBlue EEPROM writer\n");
+		printf("Built: %s at %s\n", __DATE__ , __TIME__ );
+		printf("Usage:\n\t<mac_address>");
+		return 3;
+	}
+
+	set_mac(argv[1]);
+	if (verify_macaddr(argv[1])) {
+		printf("*** ERROR ***\n");
+		return 4;
+	}
+
+	return 0;
+}
+
+static u16 read_eeprom_reg(u16 reg)
+{
+	int timeout;
+
+	SMC_SELECT_BANK(2);
+	SMC_outw(reg, PTR_REG);
+
+	SMC_SELECT_BANK(1);
+	SMC_outw(SMC_inw (CTL_REG) | CTL_EEPROM_SELECT | CTL_RELOAD,
+		 CTL_REG);
+	timeout = 100;
+	while((SMC_inw (CTL_REG) & CTL_RELOAD) && --timeout)
+		udelay(100);
+	if (timeout == 0) {
+		printf("Timeout Reading EEPROM register %02x\n", reg);
+		return 0;
+	}
+
+	return SMC_inw (GP_REG);
+}
+
+static int write_eeprom_reg(u16 value, u16 reg)
+{
+	int timeout;
+
+	SMC_SELECT_BANK(2);
+	SMC_outw(reg, PTR_REG);
+
+	SMC_SELECT_BANK(1);
+	SMC_outw(value, GP_REG);
+	SMC_outw(SMC_inw (CTL_REG) | CTL_EEPROM_SELECT | CTL_STORE, CTL_REG);
+	timeout = 100;
+	while ((SMC_inw(CTL_REG) & CTL_STORE) && --timeout)
+		udelay (100);
+	if (timeout == 0) {
+		printf("Timeout Writing EEPROM register %02x\n", reg);
+		return 0;
+	}
+
+	return 1;
+}
+
+static int verify_macaddr(char *s)
+{
+	u16 reg;
+	int i, err = 0;
+
+	printf("Verifying MAC Address: ");
+	err = i = 0;
+	for (i = 0; i < 3; i++) {
+		reg = read_eeprom_reg(0x20 + i);
+		printf("%02x:%02x%c", reg & 0xff, reg >> 8, i != 2 ? ':' : '\n');
+		err |= reg != ((u16 *)s)[i];
+	}
+
+	return err ? 0 : 1;
+}
+
+static int set_mac(char *s)
+{
+	int i;
+	char *e, eaddr[6];
+
+	/* turn string into mac value */
+	for (i = 0; i < 6; i++) {
+		eaddr[i] = simple_strtoul(s, &e, 16);
+		s = (*e) ? e+1 : e;
+	}
+
+	for (i = 0; i < 3; i++)
+		write_eeprom_reg(*(((u16 *)eaddr) + i), 0x20 + i);
+
+	return 0;
+}

board/voiceblue/setup.S

+/*
+ * Board specific setup info
+ *
+ * (C) Copyright 2004 Ales Jindra <jindra@2n.cz>
+ * (C) Copyright 2005 Ladislav Michl <michl@2n.cz>
+ *
+ * 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
+ * version 2 published by the Free Software Foundation.
+ *
+ * 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 <version.h>
+
+_TEXT_BASE:
+	.word	TEXT_BASE	/* SDRAM load addr from config.mk */
+
+OMAP5910_LPG1_BASE:		.word 0xfffbd000
+OMAP5910_TIPB_SWITCHES_BASE:	.word 0xfffbc800
+OMAP5910_MPU_TC_BASE:		.word 0xfffecc00
+OMAP5910_MPU_CLKM_BASE:		.word 0xfffece00
+OMAP5910_ULPD_PWR_MNG_BASE:	.word 0xfffe0800
+OMAP5910_DPLL1_BASE:		.word 0xfffecf00
+OMAP5910_GPIO_BASE:		.word 0xfffce000
+OMAP5910_MPU_WD_TIMER_BASE:	.word 0xfffec800
+OMAP5910_MPUI_BASE:		.word 0xfffec900
+
+_OMAP5910_ARM_CKCTL:		.word OMAP5910_ARM_CKCTL
+_OMAP5910_ARM_EN_CLK:		.word OMAP5910_ARM_EN_CLK
+
+OMAP5910_MPUI_CTRL:		.word 0x0000ff1b
+
+VAL_EMIFS_CS0_CONFIG:		.word 0x00009090
+VAL_EMIFS_CS1_CONFIG:		.word 0x00003031
+VAL_EMIFS_CS2_CONFIG:		.word 0x00003031
+VAL_EMIFS_CS3_CONFIG:		.word 0x0000c0c0
+VAL_EMIFS_DYN_WAIT:		.word 0x00000000
+/* autorefresh counter 0x246 ((64000000/13.4)-400)/8192) */
+				/*     SLRF       SD_RET     ARE        SDRAM_TYPE   ARCV           SDRAM_FREQUENCY PWD     CLK */
+VAL_EMIFF_SDRAM_CONFIG:		.word ((0 << 0) | (0 << 1) | (3 << 2) | (0xd << 4) | (0x246 << 8) | (0 << 24) | (0 << 26) | (0 << 27))
+VAL_EMIFF_SDRAM_CONFIG2:	.word 0x00000003
+VAL_EMIFF_MRS:			.word 0x00000037
+
+/*
+ * GPIO04 - D4 (Onboard LED)
+ * GPIO07 - LAN91C111 reset
+ */
+GPIO_DIRECTION:
+	.word 0x0000ff6f
+/*
+ * Disable everything, but D4 LED (connected through invertor)
+ */
+GPIO_OUTPUT:
+	.word 0x00000010
+
+MUX_CONFIG_BASE:
+	.word 0xfffe1000
+
+MUX_CONFIG_VALUES:
+	.align 4
+	.word 0x00000000	@ FUNC_MUX_CTRL_0
+	.word 0x00000000	@ FUNC_MUX_CTRL_1
+	.word 0x00000000	@ FUNC_MUX_CTRL_2
+	.word 0x00000000	@ FUNC_MUX_CTRL_3
+	.word 0x00000000	@ FUNC_MUX_CTRL_4
+	.word 0x12082480	@ FUNC_MUX_CTRL_5
+	.word 0x00000004	@ FUNC_MUX_CTRL_6
+	.word 0x00000003	@ FUNC_MUX_CTRL_7
+	.word 0x10001200	@ FUNC_MUX_CTRL_8
+	.word 0x01201012	@ FUNC_MUX_CTRL_9
+	.word 0x02081248	@ FUNC_MUX_CTRL_A
+	.word 0x00001248	@ FUNC_MUX_CTRL_B
+	.word 0x12240000	@ FUNC_MUX_CTRL_C
+	.word 0x00002000	@ FUNC_MUX_CTRL_D
+	.word 0x00000000	@ PULL_DWN_CTRL_0
+	.word 0x0000085f	@ PULL_DWN_CTRL_1
+	.word 0x01001000	@ PULL_DWN_CTRL_2
+	.word 0x00000000	@ PULL_DWN_CTRL_3
+	.word 0x00000000	@ GATE_INH_CTRL_0
+	.word 0x00000000	@ VOLTAGE_CTRL_0
+	.word 0x00000000	@ TEST_DBG_CTRL_0
+	.word 0x00000006	@ MOD_CONF_CTRL_0
+	.word 0x0000eaef	@ COMP_MODE_CTRL_0
+
+MUX_CONFIG_OFFSETS:
+	.align 1
+	.byte 0x00		@ FUNC_MUX_CTRL_0
+	.byte 0x04		@ FUNC_MUX_CTRL_1
+	.byte 0x08		@ FUNC_MUX_CTRL_2
+	.byte 0x10		@ FUNC_MUX_CTRL_3
+	.byte 0x14		@ FUNC_MUX_CTRL_4
+	.byte 0x18		@ FUNC_MUX_CTRL_5
+	.byte 0x1c		@ FUNC_MUX_CTRL_6
+	.byte 0x20		@ FUNC_MUX_CTRL_7
+	.byte 0x24		@ FUNC_MUX_CTRL_8
+	.byte 0x28		@ FUNC_MUX_CTRL_9
+	.byte 0x2c		@ FUNC_MUX_CTRL_A
+	.byte 0x30		@ FUNC_MUX_CTRL_B
+	.byte 0x34		@ FUNC_MUX_CTRL_C
+	.byte 0x38		@ FUNC_MUX_CTRL_D
+	.byte 0x40		@ PULL_DWN_CTRL_0
+	.byte 0x44		@ PULL_DWN_CTRL_1
+	.byte 0x48		@ PULL_DWN_CTRL_2
+	.byte 0x4c		@ PULL_DWN_CTRL_3
+	.byte 0x50		@ GATE_INH_CTRL_0
+	.byte 0x60		@ VOLTAGE_CTRL_0
+	.byte 0x70		@ TEST_DBG_CTRL_0
+	.byte 0x80		@ MOD_CONF_CTRL_0
+	.byte 0x0c		@ COMP_MODE_CTRL_0
+	.byte 0xff
+
+.globl platformsetup
+platformsetup:
+	/* Improve performance a bit... */
+	mrc	p15, 0, r1, c0, c0, 0		@ read C15 ID register
+	mrc	p15, 0, r1, c0, c0, 1		@ read C15 Cache information register
+	mrc	p15, 0, r1, c1, c0, 0		@ read C15 Control register
+	orr	r1, r1, #0x1000			@ enable I-cache, map interrupt vector 0xffff0000
+	mcr	p15, 0, r1, c1, c0, 0		@ write C15 Control register
+	mov	r1, #0x00
+	mcr	p15, 0, r1, c7, c5, 0		@ Flush I-cache
+	nop
+	nop
+	nop
+	nop
+
+	/* Setup clocking mode */
+	ldr	r0, OMAP5910_MPU_CLKM_BASE	@ prepare base of CLOCK unit
+	ldrh	r1, [r0, #0x18]			@ get reset status
+	bic	r1, r1, #(7 << 11)		@ clear clock select
+	orr	r1, r1, #(2 << 11)		@ set synchronous scalable
+	mov	r2, #0				@ set wait counter to 100 clock cycles
+
+icache_loop:
+	cmp	r2, #0x01
+	streqh	r1, [r0, #0x18]
+	add	r2, r2, #0x01
+	cmp	r2, #0x10
+	bne	icache_loop
+	nop
+
+	/* Setup clock divisors */
+	ldr	r0, OMAP5910_MPU_CLKM_BASE	@ base of CLOCK unit
+	ldr	r1, _OMAP5910_ARM_CKCTL
+	orr	r1, r1, #0x2000			@ enable DSP clock
+	strh	r1, [r0, #0x00]			@ setup clock divisors
+
+	/* Setup DPLL to generate requested freq */
+	ldr	r0, OMAP5910_DPLL1_BASE		@ base of DPLL1 register
+	mov	r1, #0x0010			@ set PLL_ENABLE
+	orr	r1, r1, #0x2000			@ set IOB to new locking
+	orr	r1, r1, #(OMAP5910_DPLL_MUL << 7) @ setup multiplier CLKREF
+	orr	r1, r1, #(OMAP5910_DPLL_DIV << 5) @ setup divider CLKREF
+	strh	r1, [r0]			@ write
+
+locking:
+	ldrh	r1, [r0]			@ get DPLL value
+	tst	r1, #0x01
+	beq	locking				@ while LOCK not set
+
+	/* Enable clock */
+	ldr	r0, OMAP5910_MPU_CLKM_BASE	@ base of CLOCK unit
+	mov	r1, #(1 << 10)			@ disable idle mode do not check
+						@ nWAKEUP pin, other remain active
+	strh	r1, [r0, #0x04]
+	ldr	r1, _OMAP5910_ARM_EN_CLK
+	strh	r1, [r0, #0x08]
+	mov	r1, #0x003f			@ FLASH.RP not enabled in idle and
+						@ max delayed ( 32 x CLKIN )
+	strh	r1, [r0, #0x0c]
+
+	/* Configure 5910 pins functions to match our board. */
+	ldr     r0, MUX_CONFIG_BASE
+	adr	r1, MUX_CONFIG_VALUES
+	adr	r2, MUX_CONFIG_OFFSETS
+next_mux_cfg:
+	ldrb	r3, [r2], #1
+	ldr	r4, [r1], #4
+	cmp	r3, #0xff
+	strne	r4, [r0, r3]
+	bne	next_mux_cfg
+
+	/* Configure GPIO pins (also enables onboard LED) */
+	ldr	r0, OMAP5910_GPIO_BASE
+	ldr	r1, GPIO_OUTPUT
+	strh    r1, [r0, #0x04]
+	ldr	r1, GPIO_DIRECTION
+	strh	r1, [r0, #0x08]
+
+	/* EnablePeripherals */
+	ldr	r0, OMAP5910_MPU_CLKM_BASE	@ CLOCK unit
+	mov	r1, #0x0001			@ Peripheral enable
+	strh	r1, [r0, #0x14]
+
+	/* Program LED Pulse Generator */
+	ldr	r0, OMAP5910_LPG1_BASE		@ 1st LED Pulse Generator
+	mov	r1, #0x7F			@ Set obscure frequency in
+	strb	r1, [r0, #0x00]			@ LCR
+	mov	r1, #0x01			@ Enable clock (CLK_EN) in
+	strb    r1, [r0, #0x04]			@ PMR
+
+	/* TIPB Lock UART1 */
+	ldr	r0, OMAP5910_TIPB_SWITCHES_BASE	@ prepare base of TIPB switches
+	mov	r1, #1				@ ARM allocated
+	strh	r1, [r0,#0x04]			@ clear IRQ line and status bits
+	strh	r1, [r0,#0x00]
+	ldrh	r1, [r0,#0x04]
+
+	/* Disable watchdog */
+	ldr	r0, OMAP5910_MPU_WD_TIMER_BASE
+	mov	r1, #0xf5
+	strh	r1, [r0, #0x8]
+	mov	r1, #0xa0
+	strh	r1, [r0, #0x8]
+
+	/* Enable MCLK */
+	ldr	r0, OMAP5910_ULPD_PWR_MNG_BASE
+	mov	r1, #0x6
+	strh	r1, [r0, #0x34]
+	strh	r1, [r0, #0x34]
+
+	/* Setup clock divisors */
+	ldr	r0, OMAP5910_ULPD_PWR_MNG_BASE	@ base of ULDPL DPLL1 register
+
+	mov	r1, #0x0010			@ set PLL_ENABLE
+	orr	r1, r1, #0x2000			@ set IOB to new locking
+	strh	r1, [r0]			@ write
+
+ulocking:
+	ldrh	r1, [r0]			@ get DPLL value
+	tst	r1, #1
+	beq	ulocking			@ while LOCK not set
+
+	/* EMIF init */
+	ldr	r0, OMAP5910_MPU_TC_BASE
+	ldrh	r1, [r0, #0x0c]			@ EMIFS_CONFIG_REG
+	bic	r1, r1, #0x0c			@ pwr down disabled, flash WP
+	orr	r1, r1, #0x01
+	str	r1, [r0, #0x0c]
+
+	ldr	r1, VAL_EMIFS_CS0_CONFIG
+	str	r1, [r0, #0x10]			@ EMIFS_CS0_CONFIG
+	ldr	r1, VAL_EMIFS_CS1_CONFIG
+	str	r1, [r0, #0x14]			@ EMIFS_CS1_CONFIG
+	ldr	r1, VAL_EMIFS_CS2_CONFIG
+	str	r1, [r0, #0x18]			@ EMIFS_CS2_CONFIG
+	ldr	r1, VAL_EMIFS_CS3_CONFIG
+	str	r1, [r0, #0x1c]			@ EMIFS_CS3_CONFIG
+	ldr	r1, VAL_EMIFS_DYN_WAIT
+	str	r1, [r0, #0x40]			@ EMIFS_CFG_DYN_WAIT
+
+	/* Setup SDRAM */
+	ldr	r1, VAL_EMIFF_SDRAM_CONFIG
+	str	r1, [r0, #0x20]			@ EMIFF_SDRAM_CONFIG
+	ldr	r1, VAL_EMIFF_SDRAM_CONFIG2
+	str	r1, [r0, #0x3c]			@ EMIFF_SDRAM_CONFIG2
+	ldr	r1, VAL_EMIFF_MRS
+	str	r1, [r0, #0x24]			@ EMIFF_MRS
+	/* SDRAM needs 100us to stabilize */
+	mov	r0, #0x4000
+sdelay:
+	subs	r0, r0, #0x1
+	bne 	sdelay
+
+	/* back to arch calling code */
+	mov	pc, lr
+.end

board/voiceblue/u-boot.lds

+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)