[U-Boot] [PATCH v2 2/9] SPEAr600 SoC support added

Vipin KUMAR
2010-01-07T11:56:23Z

Signed-off-by: Vipin <vipin.kumar@st.com>
---
MAKEALL | 1 +
Makefile | 3 +
board/spear/common/spr_lowlevel_init.S | 201 ++++++++++++++++
board/spear/common/spr_misc.c | 296 ++++++++++++++++++++++++
board/spear/spear600/Makefile | 52 ++++
board/spear/spear600/config.mk | 38 +++
board/spear/spear600/spear600.c | 53 +++++
cpu/arm926ejs/spear/Makefile | 52 ++++
cpu/arm926ejs/spear/reset.c | 53 +++++
cpu/arm926ejs/spear/timer.c | 150 ++++++++++++
include/asm-arm/arch-spear/spr_defs.h | 38 +++
include/asm-arm/arch-spear/spr_emi.h | 54 +++++
include/asm-arm/arch-spear/spr_gpt.h | 83 +++++++
include/asm-arm/arch-spear/spr_misc.h | 130 +++++++++++
include/asm-arm/arch-spear/spr_syscntl.h | 38 +++
include/asm-arm/arch-spear/spr_xloader_table.h | 67 ++++++
include/configs/spear.h | 240 +++++++++++++++++++
17 files changed, 1549 insertions(+), 0 deletions(-)
create mode 100755 board/spear/common/spr_lowlevel_init.S
create mode 100755 board/spear/common/spr_misc.c
create mode 100755 board/spear/spear600/Makefile
create mode 100755 board/spear/spear600/config.mk
create mode 100755 board/spear/spear600/spear600.c
create mode 100755 cpu/arm926ejs/spear/Makefile
create mode 100755 cpu/arm926ejs/spear/reset.c
create mode 100755 cpu/arm926ejs/spear/timer.c
create mode 100644 include/asm-arm/arch-spear/spr_defs.h
create mode 100755 include/asm-arm/arch-spear/spr_emi.h
create mode 100755 include/asm-arm/arch-spear/spr_gpt.h
create mode 100644 include/asm-arm/arch-spear/spr_misc.h
create mode 100644 include/asm-arm/arch-spear/spr_syscntl.h
create mode 100755 include/asm-arm/arch-spear/spr_xloader_table.h
create mode 100755 include/configs/spear.h

diff --git a/MAKEALL b/MAKEALL
index ab1bb6f..8eb39e5 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -572,6 +572,7 @@ LIST_ARM9=" \
sheevaplug \
smdk2400 \
smdk2410 \
+ spear600 \
trab \
VCMA9 \
versatile \
diff --git a/Makefile b/Makefile
index 536ccb3..ebe1c1b 100644
--- a/Makefile
+++ b/Makefile
@@ -3056,6 +3056,9 @@ smdk2400_config : unconfig
smdk2410_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm920t smdk2410 samsung s3c24x0

+spear600_config : unconfig
+ @$(MKCONFIG) -n $@ -t $(@:_config=) spear arm arm926ejs $(@:_config=) spear spear
+
SX1_stdout_serial_config \
SX1_config: unconfig
@mkdir -p $(obj)include
diff --git a/board/spear/common/spr_lowlevel_init.S b/board/spear/common/spr_lowlevel_init.S
new file mode 100755
index 0000000..b953af5
--- /dev/null
+++ b/board/spear/common/spr_lowlevel_init.S
@@ -0,0 +1,201 @@
+/*
+ * (C) Copyright 2006
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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
+
+#if defined (CONFIG_CMD_SETFREQ)
+
+/* ;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]
+
+ b 1f
+ .align 5
+1:
+ /* ;Delay to ensure self refresh mode */
+ ldr r0,SREFRESH_DELAY_V
+1:
+ sub r0,r0,#1
+ cmp r0,#0
+ bne 1b
+
+ /* ;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 1f
+
+ /* ;Change PLL2 (DDR frequency) */
+ ldr r6,PLL2_FREQ_V
+ ldr r7,PLL2_CNTL_V
+ b 2f
+
+1:
+ /* ;Change PLL1 (CPU frequency) */
+ ldr r6,PLL1_FREQ_V
+ ldr r7,PLL1_CNTL_V
+
+2:
+ 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 r0,r7 */
+ ldr r1,P1C0E_V
+ str r1,[r0]
+ /* ;ldr r0,r7 */
+ ldr r1,P1C06_V
+ str r1,[r0]
+ /* ;ldr r0,r7 */
+ ldr r1,P1C0E_V
+ str r1,[r0]
+
+1:
+ ldr r1,[r0]
+ and r1,r1,#1
+ cmp r1,#0
+ beq 1b
+
+ /* ;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
+
+#endif
diff --git a/board/spear/common/spr_misc.c b/board/spear/common/spr_misc.c
new file mode 100755
index 0000000..e162978
--- /dev/null
+++ b/board/spear/common/spr_misc.c
@@ -0,0 +1,296 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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/spr_emi.h>
+#include <asm/arch/spr_xloader_table.h>
+#include <asm/arch/spr_defs.h>
+
+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)
+{
+#if defined(CONFIG_CMD_NET)
+ uchar mac_id[6];
+
+ if (!eth_getenv_enetaddr("ethaddr", mac_id) && !i2c_read_mac(mac_id)) {
+ eth_setenv_enetaddr("ethaddr", mac_id);
+ }
+#endif
+ setenv("verify", "n");
+
+#if defined(CONFIG_SPEAR_USBTTY)
+ setenv("stdin", "usbtty");
+ setenv("stdout", "usbtty");
+ setenv("stderr", "usbtty");
+#endif
+ return 0;
+}
+
+#ifdef CONFIG_SPEAR_EMI
+struct cust_emi_para {
+ unsigned int tap;
+ unsigned int tsdp;
+ unsigned int tdpw;
+ unsigned int tdpr;
+ unsigned int tdcs;
+ unsigned int control;
+};
+
+/* EMI timing setting of m28w640hc of linux kernel */
+const struct cust_emi_para emi_timing_m28w640hc = {
+ .tap = 0x10,
+ .tsdp = 0x05,
+ .tdpw = 0x0a,
+ .tdpr = 0x0a,
+ .tdcs = 0x05,
+};
+
+/* EMI timing setting of bootrom */
+const struct cust_emi_para emi_timing_bootrom = {
+ .tap = 0xf,
+ .tsdp = 0x0,
+ .tdpw = 0xff,
+ .tdpr = 0x111,
+ .tdcs = 0x02,
+};
+
+void spear_emi_init(void)
+{
+ const struct cust_emi_para *p = &emi_timing_m28w640hc;
+ struct emi_regs *emi_regs_p = (struct emi_regs *)CONFIG_SPEAR_EMIBASE;
+ unsigned int cs;
+ unsigned int val, tmp;
+
+ val = readl(CONFIG_SPEAR_RASBASE);
+
+ if (val & EMI_ACKMSK)
+ tmp = 0x3f;
+ else
+ tmp = 0x0;
+
+ writel(tmp, &emi_regs_p->ack);
+
+ for (cs = 0; cs < CONFIG_SYS_MAX_FLASH_BANKS; cs++) {
+ writel(p->tap, &emi_regs_p->bank_regs[cs].tap);
+ writel(p->tsdp, &emi_regs_p->bank_regs[cs].tsdp);
+ writel(p->tdpw, &emi_regs_p->bank_regs[cs].tdpw);
+ writel(p->tdpr, &emi_regs_p->bank_regs[cs].tdpr);
+ writel(p->tdcs, &emi_regs_p->bank_regs[cs].tdcs);
+ writel(EMI_CNTL_ENBBYTERW | ((val & 0x18) >> 3),
+ &emi_regs_p->bank_regs[cs].control);
+ }
+}
+#endif
+
+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));
+ }
+#ifdef CONFIG_SPEAR_EMI
+ spear_emi_init();
+#endif
+ return 0;
+}
+
+static int i2c_read_mac(uchar *buffer)
+{
+ u8 buf[2];
+
+ i2c_read(0x50, 0x0, 1, buf, 2);
+
+ /* Check if mac in i2c memory is valid */
+ if ((buf[0] == 0x55) && (buf[1] == 0xAA)) {
+ /* Valid mac address is saved in i2c eeprom */
+ i2c_read(0x50, 0x2, 1, buffer, 6);
+ return 0;
+ }
+
+ return -1;
+}
+
+static int write_mac(uchar *mac)
+{
+ unsigned char buf[2];
+
+ buf[0] = 0x55;
+ buf[1] = 0xAA;
+ i2c_write(0x50, 0x0, 1, buf, 2);
+
+ buf[0] = 0x44;
+ buf[1] = 0x66;
+
+ i2c_read(0x50, 0x0, 1, buf, 2);
+
+ /* check if valid MAC address is saved in I2C EEPROM or not? */
+ if ((buf[0] == 0x55) && (buf[1] == 0xAA)) {
+ i2c_write(0x50, 0x2, 1, mac, 6);
+ puts("I2C EEPROM written with mac address \n");
+ return 0;
+ }
+
+ puts("I2C EEPROM writing failed \n");
+ return -1;
+}
+
+#define CPU 0
+#define DDR 1
+
+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 reg, frequency;
+ char *s, *e;
+ char i2c_mac[20];
+
+ 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 *)0xD2801000, 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], "ethaddr")) {
+
+ s = argv[2];
+ for (reg = 0; reg < 6; ++reg) {
+ mac[reg] = s ? simple_strtoul(s, &e, 16) : 0;
+ if (s)
+ s = (*e) ? e + 1 : e;
+ }
+ write_mac(mac);
+
+ return 0;
+ } else if (!strcmp(argv[1], "display")) {
+
+ 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");
+
+ if (!i2c_read_mac(mac)) {
+ sprintf(i2c_mac, "%pM", mac);
+ printf("Ethaddr (from i2c mem) = %s\n", i2c_mac);
+ } else {
+ printf("Ethaddr (from i2c mem) = Not set\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",
+ "ethaddr XX:XX:XX:XX:XX:XX\n"
+ "chip_config cpufreq/ddrfreq frequency\n"
+ "chip_config display");
diff --git a/board/spear/spear600/Makefile b/board/spear/spear600/Makefile
new file mode 100755
index 0000000..6b94441
--- /dev/null
+++ b/board/spear/spear600/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2000-2004
+# Wolfgang Denk, DENX Software Engineering, wd at 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 \
+ ../common/spr_misc.o
+SOBJS := ../common/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
+
+#########################################################################
+
+# 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..71caee3
--- /dev/null
+++ b/board/spear/spear600/config.mk
@@ -0,0 +1,38 @@
+#
+# (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 += -DENV_IN_NAND
+endif
+
+# Compile uboot as USB boot firmware
+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..1d843c6
--- /dev/null
+++ b/board/spear/spear600/spear600.c
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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/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/cpu/arm926ejs/spear/Makefile b/cpu/arm926ejs/spear/Makefile
new file mode 100755
index 0000000..bf8dfa8
--- /dev/null
+++ b/cpu/arm926ejs/spear/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd at 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 = $(obj)lib$(SOC).a
+
+COBJS := reset.o \
+ timer.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/cpu/arm926ejs/spear/reset.c b/cpu/arm926ejs/spear/reset.c
new file mode 100755
index 0000000..4df46a9
--- /dev/null
+++ b/cpu/arm926ejs/spear/reset.c
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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 <asm/io.h>
+#include <asm/arch/spr_syscntl.h>
+
+void reset_cpu(ulong ignored)
+{
+ struct syscntl_regs *syscntl_regs_p =
+ (struct syscntl_regs *)CONFIG_SPEAR_SYSCNTLBASE;
+
+ printf("System is going to reboot ...\n");
+
+ /*
+ * This 1 second delay will allow the above message
+ * to be printed before reset
+ */
+ udelay((1000 * 1000));
+
+ /* Going into slow mode before resetting SOC */
+ writel(0x02, &syscntl_regs_p->scctrl);
+
+ /*
+ * Writing any value to the system status register will
+ * reset the SoC
+ */
+ writel(0x00, &syscntl_regs_p->scsysstat);
+
+ /* system will restart */
+ while (1)
+ ;
+}
diff --git a/cpu/arm926ejs/spear/timer.c b/cpu/arm926ejs/spear/timer.c
new file mode 100755
index 0000000..2a265fb
--- /dev/null
+++ b/cpu/arm926ejs/spear/timer.c
@@ -0,0 +1,150 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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 <asm/io.h>
+#include <asm/arch/spr_gpt.h>
+#include <asm/arch/spr_misc.h>
+
+#define GPT_RESOLUTION (CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ)
+#define READ_TIMER() (readl(&gpt_regs_p->count) & GPT_FREE_RUNNING)
+
+static struct gpt_regs *const gpt_regs_p =
+ (struct gpt_regs *)CONFIG_SPEAR_TIMERBASE;
+
+static struct misc_regs *const misc_regs_p =
+ (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
+
+static ulong timestamp;
+static ulong lastdec;
+
+int timer_init(void)
+{
+ u32 synth;
+
+ /* Prescaler setting */
+#if defined(CONFIG_SPEAR3XX)
+ writel(MISC_PRSC_CFG, &misc_regs_p->prsc2_clk_cfg);
+ synth = MISC_GPT4SYNTH;
+#elif defined(CONFIG_SPEAR600)
+ writel(MISC_PRSC_CFG, &misc_regs_p->prsc1_clk_cfg);
+ synth = MISC_GPT3SYNTH;
+#endif
+
+ writel(readl(&misc_regs_p->periph_clk_cfg) | synth,
+ &misc_regs_p->periph_clk_cfg);
+
+ /* disable timers */
+ writel(GPT_PRESCALER_1 | GPT_MODE_AUTO_RELOAD, &gpt_regs_p->control);
+
+ /* load value for free running */
+ writel(GPT_FREE_RUNNING, &gpt_regs_p->compare);
+
+ /* auto reload, start timer */
+ writel(readl(&gpt_regs_p->control) | GPT_ENABLE, &gpt_regs_p->control);
+
+ reset_timer_masked();
+
+ return 0;
+}
+
+/*
+ * timer without interrupts
+ */
+
+void reset_timer(void)
+{
+ reset_timer_masked();
+}
+
+ulong get_timer(ulong base)
+{
+ return (get_timer_masked() / GPT_RESOLUTION) - base;
+}
+
+void set_timer(ulong t)
+{
+ timestamp = t;
+}
+
+void __udelay(unsigned long usec)
+{
+ ulong tmo;
+ ulong start = get_timer_masked();
+ ulong tenudelcnt = CONFIG_SYS_HZ_CLOCK / (1000 * 100);
+ ulong rndoff;
+
+ rndoff = (usec % 10) ? 1 : 0;
+
+ /* tenudelcnt timer tick gives 10 microsecconds delay */
+ tmo = ((usec / 10) + rndoff) * tenudelcnt;
+
+ while ((ulong) (get_timer_masked() - start) < tmo)
+ ;
+}
+
+void reset_timer_masked(void)
+{
+ /* reset time */
+ lastdec = READ_TIMER();
+ timestamp = 0;
+}
+
+ulong get_timer_masked(void)
+{
+ ulong now = READ_TIMER();
+
+ if (now >= lastdec) {
+ /* normal mode */
+ timestamp += now - lastdec;
+ } else {
+ /* we have an overflow ... */
+ timestamp += now + GPT_FREE_RUNNING - lastdec;
+ }
+ lastdec = now;
+
+ return timestamp;
+}
+
+void udelay_masked(unsigned long usec)
+{
+ return udelay(usec);
+}
+
+/*
+ * This function is derived from PowerPC code (read timebase as long long).
+ * On ARM it just returns the timer value.
+ */
+unsigned long long get_ticks(void)
+{
+ return get_timer(0);
+}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+ return CONFIG_SYS_HZ;
+}
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 at 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_emi.h b/include/asm-arm/arch-spear/spr_emi.h
new file mode 100755
index 0000000..c1f1c2a
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_emi.h
@@ -0,0 +1,54 @@
+/*
+ * (C) Copyright 2009
+ * Ryan CHEN, ST Micoelectronics, ryan.chen at 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_EMI_H__
+#define __SPEAR_EMI_H__
+
+#ifdef CONFIG_SPEAR_EMI
+
+struct emi_bank_regs {
+ u32 tap;
+ u32 tsdp;
+ u32 tdpw;
+ u32 tdpr;
+ u32 tdcs;
+ u32 control;
+};
+
+struct emi_regs {
+ struct emi_bank_regs bank_regs[CONFIG_SYS_MAX_FLASH_BANKS];
+ u32 tout;
+ u32 ack;
+ u32 irq;
+};
+
+#define EMI_ACKMSK 0x40
+
+/* control register definitions */
+#define EMI_CNTL_ENBBYTEW (1 << 2)
+#define EMI_CNTL_ENBBYTER (1 << 3)
+#define EMI_CNTL_ENBBYTERW (EMI_CNTL_ENBBYTER | EMI_CNTL_ENBBYTEW)
+
+#endif
+
+#endif
diff --git a/include/asm-arm/arch-spear/spr_gpt.h b/include/asm-arm/arch-spear/spr_gpt.h
new file mode 100755
index 0000000..8e62391
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_gpt.h
@@ -0,0 +1,83 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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_GPT_H
+#define _SPR_GPT_H
+
+struct gpt_regs {
+ u8 reserved[0x80];
+ u32 control;
+ u32 status;
+ u32 compare;
+ u32 count;
+ u32 capture_re;
+ u32 capture_fe;
+};
+
+/*
+ * TIMER_CONTROL register settings
+ */
+
+#define GPT_PRESCALER_MASK 0x000F
+#define GPT_PRESCALER_1 0x0000
+#define GPT_PRESCALER_2 0x0001
+#define GPT_PRESCALER_4 0x0002
+#define GPT_PRESCALER_8 0x0003
+#define GPT_PRESCALER_16 0x0004
+#define GPT_PRESCALER_32 0x0005
+#define GPT_PRESCALER_64 0x0006
+#define GPT_PRESCALER_128 0x0007
+#define GPT_PRESCALER_256 0x0008
+
+#define GPT_MODE_SINGLE_SHOT 0x0010
+#define GPT_MODE_AUTO_RELOAD 0x0000
+
+#define GPT_ENABLE 0x0020
+
+#define GPT_CAPT_MODE_MASK 0x00C0
+#define GPT_CAPT_MODE_NONE 0x0000
+#define GPT_CAPT_MODE_RE 0x0040
+#define GPT_CAPT_MODE_FE 0x0080
+#define GPT_CAPT_MODE_BOTH 0x00C0
+
+#define GPT_INT_MATCH 0x0100
+
+#define GPT_INT_FE 0x0200
+
+#define GPT_INT_RE 0x0400
+
+/*
+ * TIMER_STATUS register settings
+ */
+
+#define GPT_STS_MATCH 0x0001
+#define GPT_STS_FE 0x0002
+#define GPT_STS_RE 0x0004
+
+/*
+ * TIMER_COMPARE register settings
+ */
+
+#define GPT_FREE_RUNNING 0xFFFF
+
+#endif
diff --git a/include/asm-arm/arch-spear/spr_misc.h b/include/asm-arm/arch-spear/spr_misc.h
new file mode 100644
index 0000000..8b96d9b
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_misc.h
@@ -0,0 +1,130 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar at 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_MISC_H
+#define _SPR_MISC_H
+
+struct misc_regs {
+ u32 auto_cfg_reg; /* 0x0 */
+ u32 armdbg_ctr_reg; /* 0x4 */
+ u32 pll1_cntl; /* 0x8 */
+ u32 pll1_frq; /* 0xc */
+ u32 pll1_mod; /* 0x10 */
+ u32 pll2_cntl; /* 0x14 */
+ u32 pll2_frq; /* 0x18 */
+ u32 pll2_mod; /* 0x1C */
+ u32 pll_ctr_reg; /* 0x20 */
+ u32 amba_clk_cfg; /* 0x24 */
+ u32 periph_clk_cfg; /* 0x28 */
+ u32 periph1_clken; /* 0x2C */
+ u32 periph2_clken; /* 0x30 */
+ u32 ras_clken; /* 0x34 */
+ u32 periph1_rst; /* 0x38 */
+ u32 periph2_rst; /* 0x3C */
+ u32 ras_rst; /* 0x40 */
+ u32 prsc1_clk_cfg; /* 0x44 */
+ u32 prsc2_clk_cfg; /* 0x48 */
+ u32 prsc3_clk_cfg; /* 0x4C */
+ u32 amem_cfg_ctrl; /* 0x50 */
+ u32 port_cfg_ctrl; /* 0x54 */
+ u32 reserved_1; /* 0x58 */
+ u32 clcd_synth_clk; /* 0x5C */
+ u32 irda_synth_clk; /* 0x60 */
+ u32 uart_synth_clk; /* 0x64 */
+ u32 gmac_synth_clk; /* 0x68 */
+ u32 ras_synth1_clk; /* 0x6C */
+ u32 ras_synth2_clk; /* 0x70 */
+ u32 ras_synth3_clk; /* 0x74 */
+ u32 ras_synth4_clk; /* 0x78 */
+ u32 arb_icm_ml1; /* 0x7C */
+ u32 arb_icm_ml2; /* 0x80 */
+ u32 arb_icm_ml3; /* 0x84 */
+ u32 arb_icm_ml4; /* 0x88 */
+ u32 arb_icm_ml5; /* 0x8C */
+ u32 arb_icm_ml6; /* 0x90 */
+ u32 arb_icm_ml7; /* 0x94 */
+ u32 arb_icm_ml8; /* 0x98 */
+ u32 arb_icm_ml9; /* 0x9C */
+ u32 dma_src_sel; /* 0xA0 */
+ u32 uphy_ctr_reg; /* 0xA4 */
+ u32 gmac_ctr_reg; /* 0xA8 */
+ u32 port_bridge_ctrl; /* 0xAC */
+ u32 reserved_2[4]; /* 0xB0--0xBC */
+ u32 prc1_ilck_ctrl_reg; /* 0xC0 */
+ u32 prc2_ilck_ctrl_reg; /* 0xC4 */
+ u32 prc3_ilck_ctrl_reg; /* 0xC8 */
+ u32 prc4_ilck_ctrl_reg; /* 0xCC */
+ u32 prc1_intr_ctrl_reg; /* 0xD0 */
+ u32 prc2_intr_ctrl_reg; /* 0xD4 */
+ u32 prc3_intr_ctrl_reg; /* 0xD8 */
+ u32 prc4_intr_ctrl_reg; /* 0xDC */
+ u32 powerdown_cfg_reg; /* 0xE0 */
+ u32 ddr_1v8_compensation; /* 0xE4 */
+ u32 ddr_2v5_compensation; /* 0xE8 */
+ u32 core_3v3_compensation; /* 0xEC */
+ u32 ddr_pad; /* 0xF0 */
+ u32 bist1_ctr_reg; /* 0xF4 */
+ u32 bist2_ctr_reg; /* 0xF8 */
+ u32 bist3_ctr_reg; /* 0xFC */
+ u32 bist4_ctr_reg; /* 0x100 */
+ u32 bist5_ctr_reg; /* 0x104 */
+ u32 bist1_rslt_reg; /* 0x108 */
+ u32 bist2_rslt_reg; /* 0x10C */
+ u32 bist3_rslt_reg; /* 0x110 */
+ u32 bist4_rslt_reg; /* 0x114 */
+ u32 bist5_rslt_reg; /* 0x118 */
+ u32 syst_error_reg; /* 0x11C */
+ u32 reserved_3[0x1FB8]; /* 0x120--0x7FFC */
+ u32 ras_gpp1_in; /* 0x8000 */
+ u32 ras_gpp2_in; /* 0x8004 */
+ u32 ras_gpp1_out; /* 0x8008 */
+ u32 ras_gpp2_out; /* 0x800C */
+};
+
+/* AUTO_CFG_REG value */
+#define MISC_SOCCFGMSK 0x0000003F
+#define MISC_SOCCFG30 0x0000000C
+#define MISC_SOCCFG31 0x0000000D
+#define MISC_NANDDIS 0x00020000
+
+/* PERIPH_CLK_CFG value */
+#define MISC_GPT3SYNTH 0x00000400
+#define MISC_GPT4SYNTH 0x00000800
+
+/* PRSC_CLK_CFG value */
+/*
+ * Fout = Fin / (2^(N+1) * (M + 1))
+ */
+#define MISC_PRSC_N_1 0x00001000
+#define MISC_PRSC_M_9 0x00000009
+#define MISC_PRSC_N_4 0x00004000
+#define MISC_PRSC_M_399 0x0000018F
+#define MISC_PRSC_N_6 0x00006000
+#define MISC_PRSC_M_2593 0x00000A21
+#define MISC_PRSC_M_124 0x0000007C
+#define MISC_PRSC_CFG (MISC_PRSC_N_1 | MISC_PRSC_M_9)
+
+/* PERIPH1_CLKEN, PERIPH1_RST value */
+#define MISC_USBDENB 0x01000000
+
+#endif
diff --git a/include/asm-arm/arch-spear/spr_syscntl.h b/include/asm-arm/arch-spear/spr_syscntl.h
new file mode 100644
index 0000000..3c92f09
--- /dev/null
+++ b/include/asm-arm/arch-spear/spr_syscntl.h
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2009
+ * Ryan CHEN, ST Micoelectronics, ryan.chen at 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
+ */
+
+struct syscntl_regs {
+ u32 scctrl;
+ u32 scsysstat;
+ u32 scimctrl;
+ u32 scimsysstat;
+ u32 scxtalctrl;
+ u32 scpllctrl;
+ u32 scpllfctrl;
+ u32 scperctrl0;
+ u32 scperctrl1;
+ u32 scperen;
+ u32 scperdis;
+ const u32 scperclken;
+ const u32 scperstat;
+};
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..3eac235
--- /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 at 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.h b/include/configs/spear.h
new file mode 100755
index 0000000..d7acfbe
--- /dev/null
+++ b/include/configs/spear.h
@@ -0,0 +1,240 @@
+/*
+ * (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
+
+/*
+ * Ethernet MAC driver configuration
+ */
+
+/*
+ * 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_SPEARI2C
+#define CONFIG_SYS_I2C_SPEED 400000
+#define CONFIG_SYS_I2C_SLAVE 0x02
+
+/*
+ * SMI driver configuration
+ */
+#define CONFIG_SPEARSMI
+
+/*
+ * Serial Configuration (PL011)
+ */
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL011_CLOCK (48 * 1000 * 1000)
+#define CONFIG_PL01x_PORTS { (void *)CONFIG_SYS_SERIAL0, \
+ (void *)CONFIG_SYS_SERIAL1 }
+#define CONFIG_CONS_INDEX 0
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, \
+ 57600, 115200 }
+#define CONFIG_SYS_SERIAL0 0xD0000000
+#define CONFIG_SYS_SERIAL1 0xD0080000
+
+#define CONFIG_SYS_LOADS_BAUD_CHANGE
+
+/*
+ * Platform specific defines (SPEAr)
+ */
+#define CONFIG_SYS_USBD_BASE (0xE1100000)
+#define CONFIG_SYS_PLUG_BASE (0xE1200000)
+#define CONFIG_SYS_FIFO_BASE (0xE1000800)
+#define CONFIG_SYS_SMI_BASE (0xFC000000)
+#define CONFIG_SYS_FLASH_BASE (0xF8000000)
+#define CONFIG_SPEAR_SYSCNTLBASE (0xFCA00000)
+#define CONFIG_SPEAR_TIMERBASE (0xFC800000)
+#define CONFIG_SPEAR_MISCBASE (0xFCA80000)
+
+#define CONFIG_SYS_I2C_BASE (0xD0200000)
+#define CONFIG_SPEAR_FSMCBASE (0xD1800000)
+#define CONFIG_SYS_NAND_BASE (0xD2000000)
+
+#define CONFIG_SYS_HZ (1000)
+#define CONFIG_SYS_HZ_CLOCK (8300000)
+
+/*
+ * Board Specific Defines (SPEAr600)
+ */
+
+/*
+ * FLASH Configuration
+ */
+#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)
+
+/*
+ * NAND FLASH Configuration
+ */
+#define CONFIG_NAND_SPEAR 1
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_CLE (1 << 16)
+#define CONFIG_SYS_NAND_ALE (1 << 17)
+#define CONFIG_MTD_NAND_VERIFY_WRITE 1
+
+/*
+ * FSMC NAND driver configuration
+ */
+
+/*
+ * 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
+#define CONFIG_CMD_SETFREQ
+
+/* 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
+ */
+#define CONFIG_BOOTDELAY 1
+#define CONFIG_BOOTARGS_NFS "root=/dev/nfs ip=dhcp " \
+ "console=ttyS0 init=/bin/sh"
+
+#define CONFIG_ENV_OVERWRITE
+
+/*
+ * U-Boot Environment placing definitions.
+ */
+#ifdef ENV_IN_NAND
+#define CONFIG_ENV_IS_IN_NAND
+#else
+#define CONFIG_ENV_IS_IN_FLASH
+#endif
+
+#ifdef CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_SYS_MONITOR_LEN 0x00040000
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
+#define CONFIG_ENV_SIZE 0x00002000
+#define CONFIG_ENV_SECT_SIZE 0x10000
+#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + \
+ CONFIG_SYS_MONITOR_LEN)
+
+#define CONFIG_BOOTARGS "console=ttyS0 mem=128M " \
+ "root=/dev/mtdblock3 " \
+ "rootfstype=jffs2"
+#define CONFIG_BOOTCOMMAND "bootm 0xf8050000"
+
+#else
+#ifdef CONFIG_ENV_IS_IN_NAND
+
+#define CONFIG_ENV_OFFSET 0x50000
+#define CONFIG_ENV_SIZE 0x04000
+#define CONFIG_ENV_RANGE 0x10000
+
+#define CONFIG_BOOTARGS "console=ttyS0 mem=128M " \
+ "root=/dev/mtdblock8 " \
+ "rootfstype=jffs2"
+#define CONFIG_BOOTCOMMAND "nand read.jffs2 0x1600000 " \
+ "0x60000 0x4C0000; " \
+ "bootm 0x1600000"
+
+#endif
+#endif
+
+/*
+ * 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 (CONFIG_ENV_SIZE + 256*1024)
+#define CONFIG_SYS_GBL_DATA_SIZE 128
+#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
+
+/*
+ * 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 /* __CONFIG_H */
--
1.6.0.2