ZOOM2 Add initial support for Zoom2

Zoom2 is a new board from Texas Instruments and LogicPD

The logicpd web site is a good source for general information on this board.
Please start looking here if the below links are broken.
http://www.logicpd.com

This is a pdf of the product
http://www.logicpd.com/sites/default/files/1012659A_Zoom_OMAP34x-II_MDP_Brief.pdf
This is the product description web page
http://www.logicpd.com/products/development-kits/texas-instruments-zoom%E2%84%A2-omap34x-ii-mdp

This patch provides a zoom2 base target by copying zoom1 and by making some
obvious changes.

To configure, run
make omap3_zoom2_config

Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
diff --git a/include/configs/omap3_zoom2.h b/include/configs/omap3_zoom2.h
new file mode 100644
index 0000000..8aea4cb
--- /dev/null
+++ b/include/configs/omap3_zoom2.h
@@ -0,0 +1,226 @@
+/*
+ * (C) Copyright 2006-2009
+ * Texas Instruments.
+ * Richard Woodruff <r-woodruff2@ti.com>
+ * Syed Mohammed Khasim <x0khasim@ti.com>
+ * Nishanth Menon <nm@ti.com>
+ * Tom Rix <Tom.Rix@windriver.com>
+ *
+ * Configuration settings for the TI OMAP3430 Zoom II 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
+#include <asm/sizes.h>
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARMCORTEXA8	1	/* This is an ARM V7 CPU core */
+#define CONFIG_OMAP		1	/* in a TI OMAP core */
+#define CONFIG_OMAP34XX		1	/* which is a 34XX */
+#define CONFIG_OMAP3430		1	/* which is in a 3430 */
+#define CONFIG_OMAP3_ZOOM2	1	/* working with Zoom II */
+
+#include <asm/arch/cpu.h>	/* get chip and board defs */
+#include <asm/arch/omap3.h>
+
+/* 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		1	/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS	1
+#define CONFIG_INITRD_TAG		1
+#define CONFIG_REVISION_TAG		1
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_ENV_SIZE			SZ_128K	/* Total Size Environment */
+						/* Sector */
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + SZ_128K)
+#define CONFIG_SYS_GBL_DATA_SIZE	128	/* bytes reserved for */
+						/* initial data */
+/*
+ * 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
+ */
+#define CONFIG_CONS_INDEX		3
+#define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
+#define CONFIG_SERIAL3			3	/* UART3 */
+
+/* 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			1
+#define CONFIG_OMAP3_MMC		1
+#define CONFIG_DOS_PARTITION		1
+
+/* commands to include */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_FAT			/* FAT support			*/
+#define CONFIG_CMD_I2C			/* I2C serial bus support	*/
+#define CONFIG_CMD_MMC			/* MMC support			*/
+#define CONFIG_CMD_NAND			/* NAND support			*/
+#define CONFIG_CMD_NAND_LOCK_UNLOCK	/* Enable lock/unlock 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	*/
+#undef CONFIG_CMD_NET			/* bootp, tftpboot, rarpboot	*/
+#undef CONFIG_CMD_NFS			/* NFS support			*/
+
+#define CONFIG_SYS_NO_FLASH
+#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
+
+/*
+ * 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	1
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+
+/* Environment information */
+#define CONFIG_BOOTDELAY		10
+
+/*
+ * Miscellaneous configurable options
+ */
+
+#define CONFIG_SYS_PROMPT		"OMAP3 Zoom2 # "
+#define CONFIG_SYS_LONGHELP
+#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)
+/* Memtest from start of memory to 31MB */
+#define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
+#define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + 0x01F00000)
+/* The default load address is the start of memory */
+#define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)
+/* everything, incl board info, in Hz */
+#undef CONFIG_SYS_CLKS_IN_HZ
+/*
+ * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
+ * 32KHz clk, or from external sig. This rate is divided by a local divisor.
+ */
+#define CONFIG_SYS_TIMERBASE		(OMAP34XX_GPT2)
+#define CONFIG_SYS_PTV			7	/* 2^(PTV+1) */
+#define CONFIG_SYS_HZ			((V_SCLK) / (2 << CONFIG_SYS_PTV))
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using these settings
+ */
+#define CONFIG_STACKSIZE	SZ_128K
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ	SZ_4K
+#define CONFIG_STACKSIZE_FIQ	SZ_4K
+#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	SZ_32M	/* at least 32 meg */
+#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 PISMO1_ONEN_SIZE		GPMC_SIZE_128M
+
+#define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors on */
+						/* one chip */
+#define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
+#define CONFIG_SYS_MONITOR_LEN		SZ_256K	/* 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		1
+#define SMNAND_ENV_OFFSET		0x0c0000 /* environment starts here */
+
+#define CONFIG_SYS_ENV_SECT_SIZE	boot_flash_sec
+#define CONFIG_ENV_OFFSET		boot_flash_off
+#define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
+
+/*-----------------------------------------------------------------------
+ * CFI FLASH driver setup
+ */
+/* timeout values are in ticks */
+#define CONFIG_SYS_FLASH_ERASE_TOUT	(100 * CONFIG_SYS_HZ)
+#define CONFIG_SYS_FLASH_WRITE_TOUT	(100 * CONFIG_SYS_HZ)
+
+#ifndef __ASSEMBLY__
+extern gpmc_csx_t *nand_cs_base;
+extern gpmc_t *gpmc_cfg_base;
+extern unsigned int boot_flash_base;
+extern volatile unsigned int boot_flash_env_addr;
+extern unsigned int boot_flash_off;
+extern unsigned int boot_flash_sec;
+extern unsigned int boot_flash_type;
+#endif
+
+#endif /* __CONFIG_H */