SPEAr : Support added for SPEAr600 board

SPEAr600 SoC support contains basic spear600 support along with the
usage of following drivers
- serial driver(UART)
- i2c driver
- smi driver
- nand driver(FSMC)
- usbd driver

Signed-off-by: Vipin <vipin.kumar@st.com>

12 files changed, 928 insertions, 0 deletions

diff --git a/MAKEALL b/MAKEALL
index dd635bd..342ae96 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -574,6 +574,7 @@ LIST_ARM9="			\
 	sheevaplug		\
 	smdk2400		\
 	smdk2410		\
+	spear600		\
 	trab			\
 	VCMA9			\
 	versatile		\
diff --git a/Makefile b/Makefile
index 793fcec..2d9fac8 100644
--- a/Makefile
+++ b/Makefile
@@ -3028,6 +3028,9 @@ smdk2400_config	:	unconfig
 smdk2410_config	:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2410 samsung s3c24x0
 
+spear600_config :	unconfig
+	@$(MKCONFIG) -n $@ -t $(@:_config=) spear6xx arm arm926ejs $(@:_config=) spear spear
+
 SX1_stdout_serial_config \
 SX1_config:		unconfig
 	@mkdir -p $(obj)include
diff --git a/board/spear/common/Makefile b/board/spear/common/Makefile
new file mode 100644
index 0000000..4f8959f
--- /dev/null
+++ b/board/spear/common/Makefile
@@ -0,0 +1,54 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)board/$(VENDOR)/common)
+endif
+
+LIB	= $(obj)lib$(VENDOR).a
+
+COBJS	:= spr_misc.o
+SOBJS	:= spr_lowlevel_init.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+# This is for $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/spear/common/spr_lowlevel_init.S b/board/spear/common/spr_lowlevel_init.S
new file mode 100755
index 0000000..6fbe579
--- /dev/null
+++ b/board/spear/common/spr_lowlevel_init.S
@@ -0,0 +1,195 @@
+/*
+ * (C) Copyright 2006
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+
+/*
+ * platform specific initializations are already done in Xloader
+ * Initializations already done include
+ * DDR, PLLs, IP's clock enable and reset release etc
+ */
+.globl lowlevel_init
+lowlevel_init:
+	/* By default, U-Boot switches CPU to low-vector */
+	/* Revert this as we work in high vector even in U-Boot */
+	mrc	p15, 0, r0, c1, c0, 0
+	orr	r0, r0, #0x00002000
+	mcr	p15, 0, r0, c1, c0, 0
+	mov	pc, lr
+
+/* void setfreq(unsigned int device, unsigned int frequency) */
+.global setfreq
+setfreq:
+	stmfd 	sp!,{r14}
+	stmfd 	sp!,{r0-r12}
+
+	mov  	r8,sp
+	ldr 	sp,SRAM_STACK_V
+
+	/* Saving the function arguements for later use */
+	mov  	r4,r0
+	mov  	r5,r1
+
+	/* Putting DDR into self refresh */
+	ldr 	r0,DDR_07_V
+	ldr	r1,[r0]
+	ldr	r2,DDR_ACTIVE_V
+	bic	r1, r1, r2
+	str	r1,[r0]
+	ldr 	r0,DDR_57_V
+	ldr	r1,[r0]
+	ldr	r2,CYCLES_MASK_V
+	bic	r1, r1, r2
+	ldr	r2,REFRESH_CYCLES_V
+	orr	r1, r1, r2, lsl #16
+	str	r1,[r0]
+	ldr 	r0,DDR_07_V
+	ldr	r1,[r0]
+	ldr	r2,SREFRESH_MASK_V
+	orr	r1, r1, r2
+	str	r1,[r0]
+
+	/* flush pipeline */
+	b	flush
+	.align 5
+flush:
+	/* Delay to ensure self refresh mode */
+	ldr	r0,SREFRESH_DELAY_V
+delay:
+	sub	r0,r0,#1
+	cmp	r0,#0
+	bne	delay
+
+	/* Putting system in slow mode */
+	ldr	r0,SCCTRL_V
+	mov	r1,#2
+	str	r1,[r0]
+
+	/* Changing PLL(1/2) frequency */
+	mov	r0,r4
+	mov	r1,r5
+
+	cmp	r4,#0
+	beq	pll1_freq
+
+	/* Change PLL2 (DDR frequency) */
+	ldr	r6,PLL2_FREQ_V
+	ldr	r7,PLL2_CNTL_V
+	b	pll2_freq
+
+pll1_freq:
+	/* Change PLL1 (CPU frequency) */
+	ldr	r6,PLL1_FREQ_V
+	ldr	r7,PLL1_CNTL_V
+
+pll2_freq:
+	mov	r0,r6
+	ldr	r1,[r0]
+	ldr	r2,PLLFREQ_MASK_V
+	bic	r1,r1,r2
+	mov	r2,r5,lsr#1
+	orr	r1,r1,r2,lsl#24
+	str	r1,[r0]
+
+	mov	r0,r7
+	ldr	r1,P1C0A_V
+	str	r1,[r0]
+	ldr	r1,P1C0E_V
+	str	r1,[r0]
+	ldr	r1,P1C06_V
+	str	r1,[r0]
+	ldr	r1,P1C0E_V
+	str	r1,[r0]
+
+lock:
+	ldr	r1,[r0]
+	and	r1,r1,#1
+	cmp	r1,#0
+	beq	lock
+
+	/* Putting system back to normal mode */
+	ldr	r0,SCCTRL_V
+	mov	r1,#4
+	str	r1,[r0]
+
+	/* Putting DDR back to normal */
+	ldr	r0,DDR_07_V
+	ldr	r1,[R0]
+	ldr	r2,SREFRESH_MASK_V
+	bic	r1, r1, r2
+	str	r1,[r0]
+	ldr	r2,DDR_ACTIVE_V
+	orr	r1, r1, r2
+	str	r1,[r0]
+
+	/* Delay to ensure self refresh mode */
+	ldr	r0,SREFRESH_DELAY_V
+1:
+	sub	r0,r0,#1
+	cmp	r0,#0
+	bne	1b
+
+	mov	sp,r8
+	/* Resuming back to code */
+	ldmia	sp!,{r0-r12}
+	ldmia	sp!,{pc}
+
+SCCTRL_V:
+	.word 0xfca00000
+PLL1_FREQ_V:
+	.word 0xfca8000C
+PLL1_CNTL_V:
+	.word 0xfca80008
+PLL2_FREQ_V:
+	.word 0xfca80018
+PLL2_CNTL_V:
+	.word 0xfca80014
+PLLFREQ_MASK_V:
+	.word 0xff000000
+P1C0A_V:
+	.word 0x1C0A
+P1C0E_V:
+	.word 0x1C0E
+P1C06_V:
+	.word 0x1C06
+
+SREFRESH_DELAY_V:
+	.word 0x9999
+SRAM_STACK_V:
+	.word 0xD2800600
+DDR_07_V:
+	.word 0xfc60001c
+DDR_ACTIVE_V:
+	.word 0x01000000
+DDR_57_V:
+	.word 0xfc6000e4
+CYCLES_MASK_V:
+	.word 0xffff0000
+REFRESH_CYCLES_V:
+	.word 0xf0f0
+SREFRESH_MASK_V:
+	.word 0x00010000
+
+.global setfreq_sz
+setfreq_sz:
+	.word setfreq_sz - setfreq
diff --git a/board/spear/common/spr_misc.c b/board/spear/common/spr_misc.c
new file mode 100755
index 0000000..dfa3ece
--- /dev/null
+++ b/board/spear/common/spr_misc.c
@@ -0,0 +1,171 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <i2c.h>
+#include <net.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/spr_xloader_table.h>
+#include <asm/arch/spr_defs.h>
+
+#define CPU		0
+#define DDR		1
+#define SRAM_REL	0xD2801000
+
+DECLARE_GLOBAL_DATA_PTR;
+static struct chip_data chip_data;
+
+int dram_init(void)
+{
+	struct xloader_table *xloader_tb =
+	    (struct xloader_table *)XLOADER_TABLE_ADDRESS;
+	struct xloader_table_1_1 *table_1_1;
+	struct xloader_table_1_2 *table_1_2;
+	struct chip_data *chip = &chip_data;
+
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size = get_ram_size(PHYS_SDRAM_1,
+					       PHYS_SDRAM_1_MAXSIZE);
+
+	if (XLOADER_TABLE_VERSION_1_1 == xloader_tb->table_version) {
+		table_1_1 = &xloader_tb->table.table_1_1;
+		chip->dramfreq = table_1_1->ddrfreq;
+		chip->dramtype = table_1_1->ddrtype;
+
+	} else if (XLOADER_TABLE_VERSION_1_2 == xloader_tb->table_version) {
+		table_1_2 = &xloader_tb->table.table_1_2;
+		chip->dramfreq = table_1_2->ddrfreq;
+		chip->dramtype = table_1_2->ddrtype;
+	} else {
+		chip->dramfreq = -1;
+	}
+
+	return 0;
+}
+
+int misc_init_r(void)
+{
+	setenv("verify", "n");
+
+#if defined(CONFIG_SPEAR_USBTTY)
+	setenv("stdin", "usbtty");
+	setenv("stdout", "usbtty");
+	setenv("stderr", "usbtty");
+#endif
+	return 0;
+}
+
+int spear_board_init(ulong mach_type)
+{
+	struct xloader_table *xloader_tb =
+	    (struct xloader_table *)XLOADER_TABLE_ADDRESS;
+	struct xloader_table_1_2 *table_1_2;
+	struct chip_data *chip = &chip_data;
+
+	gd->bd->bi_arch_number = mach_type;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_BOOT_PARAMS_ADDR;
+
+	/* CPU is initialized to work at 333MHz in Xloader */
+	chip->cpufreq = 333;
+
+	if (XLOADER_TABLE_VERSION_1_2 == xloader_tb->table_version) {
+		table_1_2 = &xloader_tb->table.table_1_2;
+		memcpy(chip->version, table_1_2->version,
+		       sizeof(chip->version));
+	}
+
+	return 0;
+}
+
+int do_chip_config(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	void (*sram_setfreq) (unsigned int, unsigned int);
+	struct chip_data *chip = &chip_data;
+	unsigned char mac[6];
+	unsigned int frequency;
+
+	if ((argc > 3) || (argc < 2)) {
+		cmd_usage(cmdtp);
+		return 1;
+	}
+
+	if ((!strcmp(argv[1], "cpufreq")) || (!strcmp(argv[1], "ddrfreq"))) {
+
+		frequency = simple_strtoul(argv[2], NULL, 0);
+
+		if (frequency > 333) {
+			printf("Frequency is limited to 333MHz\n");
+			return 1;
+		}
+
+		sram_setfreq = memcpy((void *)SRAM_REL, setfreq, setfreq_sz);
+
+		if (!strcmp(argv[1], "cpufreq")) {
+			sram_setfreq(CPU, frequency);
+			printf("CPU frequency changed to %u\n", frequency);
+
+			chip->cpufreq = frequency;
+		} else {
+			sram_setfreq(DDR, frequency);
+			printf("DDR frequency changed to %u\n", frequency);
+
+			chip->dramfreq = frequency;
+		}
+
+		return 0;
+	} else if (!strcmp(argv[1], "print")) {
+
+		if (chip->cpufreq == -1)
+			printf("CPU Freq    = Not Known\n");
+		else
+			printf("CPU Freq    = %d MHz\n", chip->cpufreq);
+
+		if (chip->dramfreq == -1)
+			printf("DDR Freq    = Not Known\n");
+		else
+			printf("DDR Freq    = %d MHz\n", chip->dramfreq);
+
+		if (chip->dramtype == DDRMOBILE)
+			printf("DDR Type    = MOBILE\n");
+		else if (chip->dramtype == DDR2)
+			printf("DDR Type    = DDR2\n");
+		else
+			printf("DDR Type    = Not Known\n");
+
+		printf("Xloader Rev = %s\n", chip->version);
+
+		return 0;
+	}
+
+	cmd_usage(cmdtp);
+	return 1;
+}
+
+U_BOOT_CMD(chip_config, 3, 1, do_chip_config,
+	   "configure chip",
+	   "chip_config cpufreq/ddrfreq frequency\n"
+	   "chip_config print");
diff --git a/board/spear/spear600/Makefile b/board/spear/spear600/Makefile
new file mode 100755
index 0000000..1978002
--- /dev/null
+++ b/board/spear/spear600/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2000-2004
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+COBJS	:= spear600.o
+SOBJS	:=
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/spear/spear600/config.mk b/board/spear/spear600/config.mk
new file mode 100755
index 0000000..35646f2
--- /dev/null
+++ b/board/spear/spear600/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2009
+# Vipin Kumar, ST Microelectronics <vipin.kumar@st.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
+#
+
+#########################################################################
+
+TEXT_BASE = 0x00700000
+
+ALL += $(obj)u-boot.img
+
+# Environment variables in NAND
+ifeq ($(ENV),NAND)
+PLATFORM_RELFLAGS += -DCONFIG_ENV_IS_IN_NAND
+else
+PLATFORM_RELFLAGS += -DCONFIG_ENV_IS_IN_FLASH
+endif
+
+ifeq ($(CONSOLE),USB)
+PLATFORM_RELFLAGS += -DCONFIG_SPEAR_USBTTY
+endif
diff --git a/board/spear/spear600/spear600.c b/board/spear/spear600/spear600.c
new file mode 100755
index 0000000..eef9a37
--- /dev/null
+++ b/board/spear/spear600/spear600.c
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <nand.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/spr_defs.h>
+#include <asm/arch/spr_misc.h>
+#include <asm/arch/spr_nand.h>
+
+int board_init(void)
+{
+	return spear_board_init(MACH_TYPE_SPEAR600);
+}
+
+/*
+ * board_nand_init - Board specific NAND initialization
+ * @nand:	mtd private chip structure
+ *
+ * Called by nand_init_chip to initialize the board specific functions
+ */
+
+int board_nand_init(struct nand_chip *nand)
+{
+	struct misc_regs *const misc_regs_p =
+	    (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
+
+	if (!(readl(&misc_regs_p->auto_cfg_reg) & MISC_NANDDIS))
+		return spear_nand_init(nand);
+
+	return -1;
+}
diff --git a/include/asm-arm/arch-spear/spr_defs.h b/include/asm-arm/arch-spear/spr_defs.h
new file mode 100644
index 0000000..9dde54a
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_defs.h
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.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
+ */
+
+#ifndef __SPR_DEFS_H__
+#define __SPR_DEFS_H__
+
+extern int spear_board_init(ulong);
+extern void setfreq(unsigned int, unsigned int);
+extern unsigned int setfreq_sz;
+
+struct chip_data {
+	int cpufreq;
+	int dramfreq;
+	int dramtype;
+	uchar version[32];
+};
+
+#endif
diff --git a/include/asm-arm/arch-spear/spr_xloader_table.h b/include/asm-arm/arch-spear/spr_xloader_table.h
new file mode 100755
index 0000000..7e3da18
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_xloader_table.h
@@ -0,0 +1,67 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.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
+ */
+
+#ifndef _SPR_XLOADER_TABLE_H
+#define _SPR_XLOADER_TABLE_H
+
+#define XLOADER_TABLE_VERSION_1_1	2
+#define XLOADER_TABLE_VERSION_1_2	3
+
+#define XLOADER_TABLE_ADDRESS		0xD2801FF0
+
+#define DDRMOBILE	1
+#define DDR2		2
+
+#define REV_BA		1
+#define REV_AA		2
+#define REV_AB		3
+
+struct xloader_table_1_1 {
+	unsigned short ddrfreq;
+	unsigned char ddrsize;
+	unsigned char ddrtype;
+
+	unsigned char soc_rev;
+} __attribute__ ((packed));
+
+struct xloader_table_1_2 {
+	unsigned const char *version;
+
+	unsigned short ddrfreq;
+	unsigned char ddrsize;
+	unsigned char ddrtype;
+
+	unsigned char soc_rev;
+} __attribute__ ((packed));
+
+union table_contents {
+	struct xloader_table_1_1 table_1_1;
+	struct xloader_table_1_2 table_1_2;
+};
+
+struct xloader_table {
+	unsigned char table_version;
+	union table_contents table;
+} __attribute__ ((packed));
+
+#endif
diff --git a/include/configs/spear-common.h b/include/configs/spear-common.h
new file mode 100644
index 0000000..cc52e39
--- /dev/null
+++ b/include/configs/spear-common.h
@@ -0,0 +1,213 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, STMicroelectronics, <vipin.kumar@st.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
+ */
+
+#ifndef _SPEAR_COMMON_H
+#define _SPEAR_COMMON_H
+/*
+ * Common configurations used for both spear3xx as well as spear6xx
+ */
+
+/* USBD driver configuration */
+#define CONFIG_SPEARUDC
+#define CONFIG_USB_DEVICE
+#define CONFIG_USB_TTY
+
+#define CONFIG_USBD_PRODUCT_NAME		"SPEAr SoC"
+#define CONFIG_USBD_MANUFACTURER		"ST Microelectronics"
+
+#define CONFIG_EXTRA_ENV_USBTTY			"usbtty=cdc_acm\0"
+
+/* I2C driver configuration */
+#define CONFIG_HARD_I2C
+#define CONFIG_SPEAR_I2C
+#define CONFIG_SYS_I2C_SPEED			400000
+#define CONFIG_SYS_I2C_SLAVE			0x02
+
+#define CONFIG_I2C_CHIPADDRESS			0x50
+
+/* Timer, HZ specific defines */
+#define CONFIG_SYS_HZ				(1000)
+#define CONFIG_SYS_HZ_CLOCK			(8300000)
+
+/* Flash configuration */
+#if defined(CONFIG_FLASH_PNOR)
+#define CONFIG_SPEAR_EMI			1
+#else
+#define CONFIG_SPEARSMI				1
+#endif
+
+#if defined(CONFIG_SPEARSMI)
+
+#define CONFIG_SYS_MAX_FLASH_BANKS		2
+#define CONFIG_SYS_FLASH_BASE			(0xF8000000)
+#define CONFIG_SYS_CS1_FLASH_BASE		(0xF9000000)
+#define CONFIG_SYS_FLASH_BANK_SIZE		(0x01000000)
+#define CONFIG_SYS_FLASH_ADDR_BASE		{CONFIG_SYS_FLASH_BASE, \
+						CONFIG_SYS_CS1_FLASH_BASE}
+#define CONFIG_SYS_MAX_FLASH_SECT		128
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO		1
+#define CONFIG_SYS_FLASH_ERASE_TOUT		(3 * CONFIG_SYS_HZ)
+#define CONFIG_SYS_FLASH_WRITE_TOUT		(3 * CONFIG_SYS_HZ)
+
+#endif
+
+/*
+ * Serial Configuration (PL011)
+ * CONFIG_PL01x_PORTS is defined in specific files
+ */
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL011_CLOCK			(48 * 1000 * 1000)
+#define CONFIG_CONS_INDEX			0
+#define CONFIG_BAUDRATE				115200
+#define CONFIG_SYS_BAUDRATE_TABLE		{ 9600, 19200, 38400, \
+						57600, 115200 }
+
+#define CONFIG_SYS_LOADS_BAUD_CHANGE
+
+/* NAND FLASH Configuration */
+#define CONFIG_NAND_SPEAR			1
+#define CONFIG_SYS_MAX_NAND_DEVICE		1
+#define CONFIG_MTD_NAND_VERIFY_WRITE		1
+
+/*
+ * Command support defines
+ */
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_NAND
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_MEMORY
+#define CONFIG_CMD_RUN
+#define CONFIG_CMD_SAVES
+
+/* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
+
+/*
+ * Default Environment Varible definitions
+ */
+#if defined(CONFIG_SPEAR_USBTTY)
+#define CONFIG_BOOTDELAY			-1
+#else
+#define CONFIG_BOOTDELAY			1
+#endif
+
+#define CONFIG_ENV_OVERWRITE
+
+/*
+ * U-Boot Environment placing definitions.
+ */
+#if defined(CONFIG_ENV_IS_IN_FLASH)
+#ifdef CONFIG_SPEARSMI
+/*
+ * Environment is in serial NOR flash
+ */
+#define CONFIG_SYS_MONITOR_LEN			0x00040000
+#define CONFIG_ENV_SECT_SIZE			0x00010000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock8 "
+
+#define CONFIG_BOOTCOMMAND			"bootm 0xf8050000"
+
+#elif defined(CONFIG_SPEAR_EMI)
+/*
+ * Environment is in parallel NOR flash
+ */
+#define CONFIG_SYS_MONITOR_LEN			0x00060000
+#define CONFIG_ENV_SECT_SIZE			0x00020000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock3 "
+
+#define CONFIG_BOOTCOMMAND			"cp.b 0x50080000 0x1600000 " \
+						"0x4C0000; bootm 0x1600000"
+#endif
+
+#define CONFIG_SYS_MONITOR_BASE			CONFIG_SYS_FLASH_BASE
+#define CONFIG_ENV_ADDR				(CONFIG_SYS_MONITOR_BASE + \
+						CONFIG_SYS_MONITOR_LEN)
+#elif defined(CONFIG_ENV_IS_IN_NAND)
+/*
+ * Environment is in NAND
+ */
+
+#define CONFIG_ENV_OFFSET			0x60000
+#define CONFIG_ENV_RANGE			0x10000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock12 "
+
+#define CONFIG_BOOTCOMMAND			"nand read.jffs2 0x1600000 " \
+						"0x80000 0x4C0000; " \
+						"bootm 0x1600000"
+#endif
+
+#define CONFIG_BOOTARGS_NFS			"root=/dev/nfs ip=dhcp " \
+						"console=ttyS0 init=/bin/sh"
+#define CONFIG_BOOTARGS				"console=ttyS0 mem=128M "  \
+						"root="CONFIG_FSMTDBLK \
+						"rootfstype=jffs2"
+
+#define CONFIG_ENV_SIZE				0x02000
+
+/* Miscellaneous configurable options */
+#define CONFIG_BOOT_PARAMS_ADDR			0x00000100
+#define CONFIG_CMDLINE_TAG			1
+#define CONFIG_SETUP_MEMORY_TAGS		1
+#define CONFIG_MISC_INIT_R			1
+#define CONFIG_ZERO_BOOTDELAY_CHECK		1
+#define CONFIG_AUTOBOOT_KEYED			1
+#define CONFIG_AUTOBOOT_STOP_STR		" "
+#define CONFIG_AUTOBOOT_PROMPT			\
+		"Hit SPACE in %d seconds to stop autoboot.\n", bootdelay
+
+#define CONFIG_SYS_MEMTEST_START		0x00800000
+#define CONFIG_SYS_MEMTEST_END			0x04000000
+#define CONFIG_SYS_MALLOC_LEN			(1024*1024)
+#define CONFIG_SYS_GBL_DATA_SIZE		128
+#define CONFIG_IDENT_STRING			"-SPEAr"
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_PROMPT			"u-boot> "
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_CBSIZE			256
+#define CONFIG_SYS_PBSIZE			(CONFIG_SYS_CBSIZE + \
+						sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS			16
+#define CONFIG_SYS_BARGSIZE			CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_LOAD_ADDR			0x00800000
+#define CONFIG_SYS_CONSOLE_INFO_QUIET		1
+#define CONFIG_SYS_64BIT_VSPRINTF		1
+
+#define CONFIG_EXTRA_ENV_SETTINGS		CONFIG_EXTRA_ENV_USBTTY
+
+/* Stack sizes */
+#define CONFIG_STACKSIZE			(128*1024)
+
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ			(4*1024)
+#define CONFIG_STACKSIZE_FIQ			(4*1024)
+#endif
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS			1
+#define PHYS_SDRAM_1				0x00000000
+#define PHYS_SDRAM_1_MAXSIZE			0x40000000
+
+#endif
diff --git a/include/configs/spear6xx.h b/include/configs/spear6xx.h
new file mode 100755
index 0000000..2ad5beb
--- /dev/null
+++ b/include/configs/spear6xx.h
@@ -0,0 +1,43 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, STMicroelectronics, <vipin.kumar@st.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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_SPEAR600				1
+
+#include <configs/spear-common.h>
+
+/* Serial Configuration (PL011) */
+#define CONFIG_SYS_SERIAL0			0xD0000000
+#define CONFIG_SYS_SERIAL1			0xD0080000
+#define CONFIG_PL01x_PORTS			{ (void *)CONFIG_SYS_SERIAL0, \
+						(void *)CONFIG_SYS_SERIAL1 }
+
+#define CONFIG_SYS_NAND_BASE			(0xD2000000)
+
+#endif  /* __CONFIG_H */