ARMV7: OMAP3: Add support for Comelit DIG297 board

Board support for the DIG297 board manufactured by Comelit Group SpA.
It is a custom board based on the BeagleBoard <http://beagleboard.org/> by
Texas Instruments.

The board support is based on the BeagleBoard implementation.

Signed-off-by: Luca Ceresoli <luca.ceresoli@comelit.it>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Albert Aribaud <albert.aribaud@free.fr>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

1 files changed, 311 insertions, 0 deletions

diff --git a/include/configs/dig297.h b/include/configs/dig297.h
new file mode 100644
index 0000000..7aeb24e
--- /dev/null
+++ b/include/configs/dig297.h
@@ -0,0 +1,311 @@
+/*
+ * (C) Copyright 2011 Comelit Group SpA
+ * Luca Ceresoli <luca.ceresoli@comelit.it>
+ *
+ * Based on omap3_beagle.h:
+ * (C) Copyright 2006-2008
+ * Texas Instruments.
+ * Richard Woodruff <r-woodruff2@ti.com>
+ * Syed Mohammed Khasim <x0khasim@ti.com>
+ *
+ * Configuration settings for the Comelit DIG297 board.
+ *
+ * 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
+ */
+#define CONFIG_ARMV7		/* This is an ARM V7 CPU core */
+#define CONFIG_OMAP		/* in a TI OMAP core */
+#define CONFIG_OMAP34XX		/* which is a 34XX */
+#define CONFIG_OMAP3430		/* which is in a 3430 */
+
+#define CONFIG_SYS_TEXT_BASE	0x80008000
+
+#define CONFIG_SDRC	/* The chip has SDRC controller */
+
+#include <asm/arch/cpu.h>		/* get chip and board defs */
+#include <asm/arch/omap3.h>
+
+/*
+ * Display CPU and Board information
+ */
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+/* Clock Defines */
+#define V_OSCK			26000000	/* Clock output from T2 */
+#define V_SCLK			(V_OSCK >> 1)
+
+#undef CONFIG_USE_IRQ				/* no support for IRQs */
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_CMDLINE_TAG			/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
+						/* Sector */
+#define CONFIG_SYS_MALLOC_LEN		(1024 << 10) /* UBI needs >= 512 kB */
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * NS16550 Configuration
+ */
+#define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
+
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
+#define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
+
+/*
+ * select serial console configuration: UART3 (ttyO2)
+ */
+#define CONFIG_CONS_INDEX		3
+#define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
+#define CONFIG_SERIAL3			3
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
+					115200}
+#define CONFIG_MMC
+#define CONFIG_OMAP3_MMC
+#define CONFIG_DOS_PARTITION
+
+/* DDR - I use Micron DDR */
+#define CONFIG_OMAP3_MICRON_DDR
+
+/* library portions to compile in */
+#define CONFIG_RBTREE
+#define CONFIG_MTD_PARTITIONS
+#define CONFIG_LZO
+
+/* commands to include */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_FAT		/* FAT support			*/
+#define CONFIG_CMD_UBI		/* UBI Support			*/
+#define CONFIG_CMD_UBIFS	/* UBIFS Support		*/
+#define CONFIG_CMD_MTDPARTS	/* Enable MTD parts commands    */
+#define CONFIG_MTD_DEVICE	/* needed for mtdparts commands */
+#define MTDIDS_DEFAULT		"nand0=omap2-nand.0"
+#define MTDPARTS_DEFAULT	"mtdparts=omap2-nand.0:896k(uboot),"\
+				"128k(uboot-env),3m(kernel),252m(ubi)"
+
+#define CONFIG_CMD_I2C		/* I2C serial bus support	*/
+#define CONFIG_CMD_MMC		/* MMC support			*/
+#define CONFIG_CMD_NAND		/* NAND support			*/
+
+#undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
+#undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
+#undef CONFIG_CMD_IMI		/* iminfo			*/
+#undef CONFIG_CMD_IMLS		/* List all found images	*/
+#define CONFIG_CMD_NET		/* bootp, tftpboot, rarpboot	*/
+#undef CONFIG_CMD_NFS		/* NFS support			*/
+
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_HARD_I2C
+#define CONFIG_SYS_I2C_SPEED		100000
+#define CONFIG_SYS_I2C_SLAVE		1
+#define CONFIG_SYS_I2C_BUS		0
+#define CONFIG_SYS_I2C_BUS_SELECT	1
+#define CONFIG_DRIVER_OMAP34XX_I2C	1
+
+/*
+ * TWL4030
+ */
+#define CONFIG_TWL4030_POWER
+#define CONFIG_TWL4030_LED
+
+/*
+ * Board NAND Info.
+ */
+#define CONFIG_NAND_OMAP_GPMC
+#define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
+							/* to access nand */
+#define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
+							/* to access nand at */
+							/* CS0 */
+#define GPMC_NAND_ECC_LP_x16_LAYOUT
+
+#define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND */
+
+#if defined(CONFIG_CMD_NET)
+/*
+ * SMSC9220 Ethernet
+ */
+
+#define CONFIG_NET_MULTI
+#define CONFIG_SMC911X
+#define CONFIG_SMC911X_32_BIT
+#define CONFIG_SMC911X_BASE     0x2C000000
+
+#endif /* (CONFIG_CMD_NET) */
+
+/* Environment information */
+#define CONFIG_BOOTDELAY		1
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"loadaddr=0x82000000\0" \
+	"console=ttyO2,115200n8\0" \
+	"mtdids=" MTDIDS_DEFAULT "\0" \
+	"mtdparts=" MTDPARTS_DEFAULT "\0" \
+	"partition=nand0,3\0"\
+	"mmcroot=/dev/mmcblk0p2 rw\0" \
+	"mmcrootfstype=ext3 rootwait\0" \
+	"nandroot=ubi0:rootfs ro\0" \
+	"nandrootfstype=ubifs\0" \
+	"nfspath=/srv/nfs\0" \
+	"tftpfilename=uImage\0" \
+	"gatewayip=0.0.0.0\0" \
+	"mmcargs=setenv bootargs console=${console} " \
+		"${mtdparts} " \
+		"root=${mmcroot} " \
+		"rootfstype=${mmcrootfstype} " \
+		"ip=${ipaddr}:${serverip}:${gatewayip}:" \
+			"${netmask}:${hostname}::off\0" \
+	"nandargs=setenv bootargs console=${console} " \
+		"${mtdparts} " \
+		"ubi.mtd=3 " \
+		"root=${nandroot} " \
+		"rootfstype=${nandrootfstype} " \
+		"ip=${ipaddr}:${serverip}:${gatewayip}:" \
+			"${netmask}:${hostname}::off\0" \
+	"netargs=setenv bootargs console=${console} " \
+		"${mtdparts} " \
+		"root=/dev/nfs rw " \
+		"nfsroot=${serverip}:${nfspath} " \
+		"ip=${ipaddr}:${serverip}:${gatewayip}:" \
+			"${netmask}:${hostname}::off\0" \
+	"mmcboot=echo Booting from mmc ...; " \
+		"run mmcargs; " \
+		"bootm ${loadaddr}\0" \
+	"nandboot=echo Booting from nand ...; " \
+		"run nandargs; " \
+		"nand read ${loadaddr} 100000 300000; " \
+		"bootm ${loadaddr}\0" \
+	"netboot=echo Booting from network ...; " \
+		"run netargs; " \
+		"tftp ${loadaddr} ${serverip}:${tftpfilename}; " \
+		"bootm ${loadaddr}\0" \
+	"resetenv=nand erase e0000 20000\0"\
+
+#define CONFIG_BOOTCOMMAND \
+	"run nandboot"
+
+#define CONFIG_AUTO_COMPLETE
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP		/* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+#define CONFIG_SYS_PROMPT		"DIG297# "
+#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
+					sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
+
+#define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)	/* memtest */
+								/* works on */
+#define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
+					0x01F00000) /* 31MB */
+
+#define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)	/* default */
+							/* load address */
+
+/*
+ * OMAP3 has 12 GP timers, they can be driven by the system clock
+ * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
+ * This rate is divided by a local divisor.
+ */
+#define CONFIG_SYS_TIMERBASE		(OMAP34XX_GPT2)
+#define CONFIG_SYS_PTV			2       /* Divisor: 2^(PTV+1) => 8 */
+#define CONFIG_SYS_HZ			1000
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE	(128 << 10)	/* regular stack 128 KiB */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ	(4 << 10)	/* IRQ stack 4 KiB */
+#define CONFIG_STACKSIZE_FIQ	(4 << 10)	/* FIQ stack 4 KiB */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
+#define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
+#define PHYS_SDRAM_1_SIZE	(32 << 20)	/* at least 32 MiB */
+#define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
+
+/* SDRAM Bank Allocation method */
+#define SDRC_R_B_C		1
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+
+/* **** PISMO SUPPORT *** */
+
+/* Configure the PISMO */
+#define PISMO1_NAND_SIZE		GPMC_SIZE_128M
+
+#define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
+
+#define CONFIG_SYS_FLASH_BASE		boot_flash_base
+
+/* Monitor at start of flash */
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+
+#define CONFIG_ENV_IS_IN_NAND
+#define SMNAND_ENV_OFFSET		0x0E0000 /* environment starts here */
+
+#define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
+#define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
+#define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
+#define CONFIG_SYS_INIT_RAM_SIZE	0x800
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
+					 CONFIG_SYS_INIT_RAM_SIZE - \
+					 GENERATED_GBL_DATA_SIZE)
+
+#endif /* __CONFIG_H */