225 lines
6.0 KiB
C
225 lines
6.0 KiB
C
/*
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* (C) Copyright 2010
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* Texas Instruments Incorporated.
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* Steve Sakoman <steve@sakoman.com>
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*
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* Configuration settings for the TI OMAP4 Panda board.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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*/
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#define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */
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#define CONFIG_OMAP 1 /* in a TI OMAP core */
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#define CONFIG_OMAP44XX 1 /* which is a 44XX */
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#define CONFIG_OMAP4430 1 /* which is in a 4430 */
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#define CONFIG_PANDA 1 /* working with Panda */
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#define CONFIG_ARCH_CPU_INIT
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/* Get CPU defs */
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#include <asm/arch/cpu.h>
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#include <asm/arch/omap4.h>
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/* Display CPU and Board Info */
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#define CONFIG_DISPLAY_CPUINFO 1
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#define CONFIG_DISPLAY_BOARDINFO 1
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/* Keep L2 Cache Disabled */
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#define CONFIG_L2_OFF 1
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/* Clock Defines */
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#define V_OSCK 38400000 /* Clock output from T2 */
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#define V_SCLK V_OSCK
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#undef CONFIG_USE_IRQ /* no support for IRQs */
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#define CONFIG_MISC_INIT_R
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#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS 1
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#define CONFIG_INITRD_TAG 1
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#define CONFIG_REVISION_TAG 1
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/*
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* Size of malloc() pool
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* Total Size Environment - 256k
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* Malloc - add 256k
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*/
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#define CONFIG_ENV_SIZE (256 << 10)
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (256 << 10))
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
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/* initial data */
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/* Vector Base */
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#define CONFIG_SYS_CA9_VECTOR_BASE SRAM_ROM_VECT_BASE
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/*
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* Hardware drivers
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*/
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/*
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* serial port - NS16550 compatible
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*/
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#define V_NS16550_CLK 48000000
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE (-4)
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#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
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#define CONFIG_CONS_INDEX 3
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#define CONFIG_SYS_NS16550_COM3 UART3_BASE
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#define CONFIG_ENV_IS_NOWHERE
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
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115200}
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/* I2C */
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#define CONFIG_HARD_I2C 1
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#define CONFIG_SYS_I2C_SPEED 100000
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#define CONFIG_SYS_I2C_SLAVE 1
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#define CONFIG_SYS_I2C_BUS 0
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#define CONFIG_SYS_I2C_BUS_SELECT 1
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#define CONFIG_DRIVER_OMAP34XX_I2C 1
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#define CONFIG_I2C_MULTI_BUS 1
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/* TWL6030 */
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#define CONFIG_TWL6030_POWER 1
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/* MMC */
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#define CONFIG_MMC 1
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#define CONFIG_OMAP3_MMC 1
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#define CONFIG_SYS_MMC_SET_DEV 1
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#define CONFIG_DOS_PARTITION 1
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/* Flash */
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#define CONFIG_SYS_NO_FLASH 1
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/* commands to include */
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#include <config_cmd_default.h>
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/* Enabled commands */
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#define CONFIG_CMD_EXT2 /* EXT2 Support */
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#define CONFIG_CMD_FAT /* FAT support */
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#define CONFIG_CMD_I2C /* I2C serial bus support */
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#define CONFIG_CMD_MMC /* MMC support */
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/* Disabled commands */
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#undef CONFIG_CMD_NET
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#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
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#undef CONFIG_CMD_IMLS /* List all found images */
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/*
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* Enabling relocation of u-boot by default
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* Relocation can be skipped if u-boot is copied to the TEXT_BASE
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*/
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#undef CONFIG_SKIP_RELOCATE_UBOOT
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/*
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* Environment setup
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*/
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/* allow overwriting serial config and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"loadaddr=0x82000000\0" \
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"console=ttyS2,115200n8\0" \
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"mmcdev=1\0" \
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"mmcroot=/dev/mmcblk0p2 rw\0" \
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"mmcrootfstype=ext3 rootwait\0" \
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"mmcargs=setenv bootargs console=${console} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype}\0" \
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"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
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"source ${loadaddr}\0" \
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"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
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"mmcboot=echo Booting from mmc${mmcdev} ...; " \
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"run mmcargs; " \
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"bootm ${loadaddr}\0" \
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#define CONFIG_BOOTCOMMAND \
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"if mmc init ${mmcdev}; then " \
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"if run loadbootscript; then " \
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"run bootscript; " \
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"else " \
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"if run loaduimage; then " \
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"run mmcboot; " \
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"else run nandboot; " \
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"fi; " \
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"fi; " \
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"fi"
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#define CONFIG_AUTO_COMPLETE 1
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_PROMPT "Panda # "
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#define CONFIG_SYS_CBSIZE 256
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
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/*
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* memtest setup
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*/
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#define CONFIG_SYS_MEMTEST_START 0x80000000
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (32 << 20))
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/* Default load address */
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#define CONFIG_SYS_LOAD_ADDR 0x80000000
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/* Use General purpose timer 1 */
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#define CONFIG_SYS_TIMERBASE GPT2_BASE
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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#define CONFIG_SYS_HZ 1000
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/*
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* Stack sizes
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*
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* The stack sizes are set up in start.S using the settings below
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*/
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#define CONFIG_STACKSIZE (128 << 10) /* Regular stack */
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#ifdef CONFIG_USE_IRQ
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#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack */
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#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack */
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#endif
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/*
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* SDRAM Memory Map
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* Even though we use two CS all the memory
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* is mapped to one contiguous block
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*/
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#define CONFIG_NR_DRAM_BANKS 1
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#endif /* __CONFIG_H */
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