xref: /rk3399_rockchip-uboot/include/configs/omap4_panda.h (revision c57cca255ce403fdfe77e7b040b578a29514da0b)

/*
 * (C) Copyright 2010
 * Texas Instruments Incorporated.
 * Steve Sakoman  <steve@sakoman.com>
 *
 * Configuration settings for the TI OMAP4 Panda 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		1	/* This is an ARM V7 CPU core */
#define CONFIG_OMAP		1	/* in a TI OMAP core */
#define CONFIG_OMAP44XX		1	/* which is a 44XX */
#define CONFIG_OMAP4430		1	/* which is in a 4430 */
#define CONFIG_PANDA		1	/* working with Panda */

/* Get CPU defs */
#include <asm/arch/cpu.h>
#include <asm/arch/omap4.h>

/* Display CPU and Board Info */
#define CONFIG_DISPLAY_CPUINFO		1
#define CONFIG_DISPLAY_BOARDINFO	1

/* Keep L2 Cache Disabled */
#define CONFIG_L2_OFF			1

/* Clock Defines */
#define V_OSCK			38400000	/* Clock output from T2 */
#define V_SCLK                   V_OSCK

#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
 * Total Size Environment - 256k
 * Malloc - add 256k
 */
#define CONFIG_ENV_SIZE			(256 << 10)
#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (256 << 10))
#define CONFIG_SYS_GBL_DATA_SIZE	128	/* bytes reserved for */
						/* initial data */
/* Vector Base */
#define CONFIG_SYS_CA9_VECTOR_BASE	SRAM_ROM_VECT_BASE

/*
 * Hardware drivers
 */

/*
 * serial port - NS16550 compatible
 */
#define V_NS16550_CLK			48000000

#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
#define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
#define CONFIG_CONS_INDEX		3
#define CONFIG_SYS_NS16550_COM3		UART3_BASE

#define CONFIG_ENV_IS_NOWHERE
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE			115200
#define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
					115200}

/* I2C  */
#define CONFIG_HARD_I2C			1
#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
#define CONFIG_I2C_MULTI_BUS		1

/* MMC */
#define CONFIG_MMC			1
#define CONFIG_OMAP3_MMC		1
#define CONFIG_SYS_MMC_SET_DEV		1
#define CONFIG_DOS_PARTITION		1

/* Flash */
#define CONFIG_SYS_NO_FLASH	1

/* commands to include */
#include <config_cmd_default.h>

/* Enabled commands */
#define CONFIG_CMD_EXT2		/* EXT2 Support                 */
#define CONFIG_CMD_FAT		/* FAT support                  */
#define CONFIG_CMD_I2C		/* I2C serial bus support	*/
#define CONFIG_CMD_MMC		/* MMC support                  */

/* Disabled commands */
#undef CONFIG_CMD_NET
#undef CONFIG_CMD_FPGA		/* FPGA configuration Support   */
#undef CONFIG_CMD_IMLS		/* List all found images        */

/*
 * Enabling relocation of u-boot by default
 * Relocation can be skipped if u-boot is copied to the TEXT_BASE
 */
#undef CONFIG_SKIP_RELOCATE_UBOOT

/*
 * Environment setup
 */

/* allow overwriting serial config and ethaddr */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_EXTRA_ENV_SETTINGS \
	"loadaddr=0x82000000\0" \
	"console=ttyS2,115200n8\0" \
	"mmcdev=1\0" \
	"mmcroot=/dev/mmcblk0p2 rw\0" \
	"mmcrootfstype=ext3 rootwait\0" \
	"mmcargs=setenv bootargs console=${console} " \
		"root=${mmcroot} " \
		"rootfstype=${mmcrootfstype}\0" \
	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
		"source ${loadaddr}\0" \
	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
	"mmcboot=echo Booting from mmc${mmcdev} ...; " \
		"run mmcargs; " \
		"bootm ${loadaddr}\0" \

#define CONFIG_BOOTCOMMAND \
	"if mmc init ${mmcdev}; then " \
		"if run loadbootscript; then " \
			"run bootscript; " \
		"else " \
			"if run loaduimage; then " \
				"run mmcboot; " \
			"else run nandboot; " \
			"fi; " \
		"fi; " \
	"fi"

#define CONFIG_AUTO_COMPLETE		1

/*
 * 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		"Panda # "
#define CONFIG_SYS_CBSIZE		256
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
					sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS		16
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)

/*
 * memtest setup
 */
#define CONFIG_SYS_MEMTEST_START	0x80000000
#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + (32 << 20))

/* Default load address */
#define CONFIG_SYS_LOAD_ADDR		0x80000000

/* Use General purpose timer 1 */
#define CONFIG_SYS_TIMERBASE		GPT1_BASE
#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 */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ	(4 << 10)	/* IRQ stack */
#define CONFIG_STACKSIZE_FIQ	(4 << 10)	/* FIQ stack */
#endif

/*
 * SDRAM Memory Map
 * Even though we use two CS all the memory
 * is mapped to one contiguous block
 */
#define CONFIG_NR_DRAM_BANKS	1

#endif /* __CONFIG_H */