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>

4 files changed, 361 insertions, 0 deletions

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 */