317 lines
9.4 KiB
C
317 lines
9.4 KiB
C
/*
|
|
* Configuration settings for the Gumstix Overo board.
|
|
*
|
|
* 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_OMAP34XX 1 /* which is a 34XX */
|
|
#define CONFIG_OMAP3430 1 /* which is in a 3430 */
|
|
#define CONFIG_OMAP3_OVERO 1 /* working with overo */
|
|
|
|
#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 1
|
|
#define CONFIG_DISPLAY_BOARDINFO 1
|
|
|
|
/* 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 (128 << 10) /* 128 KiB */
|
|
/* Sector */
|
|
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
|
|
/* 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
|
|
|
|
/* 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_GENERIC_MMC 1
|
|
#define CONFIG_MMC 1
|
|
#define CONFIG_OMAP_HSMMC 1
|
|
#define CONFIG_DOS_PARTITION 1
|
|
|
|
/* DDR - I use Micron DDR */
|
|
#define CONFIG_OMAP3_MICRON_DDR 1
|
|
|
|
/* commands to include */
|
|
#include <config_cmd_default.h>
|
|
|
|
#define CONFIG_CMD_CACHE
|
|
#define CONFIG_CMD_EXT2 /* EXT2 Support */
|
|
#define CONFIG_CMD_FAT /* FAT support */
|
|
#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
|
|
|
|
#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 */
|
|
#undef CONFIG_CMD_NFS /* NFS support */
|
|
#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
|
|
|
|
#define CONFIG_SYS_NO_FLASH
|
|
#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_I2C_MULTI_BUS 1
|
|
#define CONFIG_DRIVER_OMAP34XX_I2C 1
|
|
|
|
/*
|
|
* TWL4030
|
|
*/
|
|
#define CONFIG_TWL4030_POWER 1
|
|
#define CONFIG_TWL4030_LED 1
|
|
|
|
/*
|
|
* Board NAND Info.
|
|
*/
|
|
#define CONFIG_SYS_NAND_QUIET_TEST 1
|
|
#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 /* Max number of NAND */
|
|
/* devices */
|
|
#define CONFIG_JFFS2_NAND
|
|
/* nand device jffs2 lives on */
|
|
#define CONFIG_JFFS2_DEV "nand0"
|
|
/* start of jffs2 partition */
|
|
#define CONFIG_JFFS2_PART_OFFSET 0x680000
|
|
#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
|
|
/* partition */
|
|
|
|
/* Environment information */
|
|
#define CONFIG_BOOTDELAY 5
|
|
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
|
"loadaddr=0x82000000\0" \
|
|
"console=ttyO2,115200n8\0" \
|
|
"mpurate=500\0" \
|
|
"vram=12M\0" \
|
|
"dvimode=1024x768MR-16@60\0" \
|
|
"defaultdisplay=dvi\0" \
|
|
"mmcdev=0\0" \
|
|
"mmcroot=/dev/mmcblk0p2 rw\0" \
|
|
"mmcrootfstype=ext3 rootwait\0" \
|
|
"nandroot='ubi0:rootfs ubi.mtd=5 ubi.mtd=6 ubi.mtd=7'\0" \
|
|
"nandrootfstype=ubifs\0" \
|
|
"mmcargs=setenv bootargs console=${console} " \
|
|
"mpurate=${mpurate} " \
|
|
"vram=${vram} " \
|
|
"omapfb.mode=dvi:${dvimode} " \
|
|
"omapfb.debug=y " \
|
|
"omapdss.def_disp=${defaultdisplay} " \
|
|
"root=${mmcroot} " \
|
|
"rootfstype=${mmcrootfstype}\0" \
|
|
"nandargs=setenv bootargs console=${console} " \
|
|
"mpurate=${mpurate} " \
|
|
"vram=${vram} " \
|
|
"omapfb.mode=dvi:${dvimode} " \
|
|
"omapfb.debug=y " \
|
|
"omapdss.def_disp=${defaultdisplay} " \
|
|
"root=${nandroot} " \
|
|
"rootfstype=${nandrootfstype}\0" \
|
|
"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
|
|
"bootscript=echo Running bootscript from mmc ...; " \
|
|
"source ${loadaddr}\0" \
|
|
"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
|
|
"mmcboot=echo Booting from mmc ...; " \
|
|
"run mmcargs; " \
|
|
"bootm ${loadaddr}\0" \
|
|
"nandboot=echo Booting from nand ...; " \
|
|
"run nandargs; " \
|
|
"nand read ${loadaddr} 280000 200000; " \
|
|
"bootm ${loadaddr}\0" \
|
|
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"if mmc rescan ${mmcdev}; then " \
|
|
"if run loadbootscript; then " \
|
|
"run bootscript; " \
|
|
"else " \
|
|
"if run loaduimage; then " \
|
|
"run mmcboot; " \
|
|
"else run nandboot; " \
|
|
"fi; " \
|
|
"fi; " \
|
|
"else run nandboot; 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 "Overo # "
|
|
#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
|
|
/* memtest works on */
|
|
#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
|
|
#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 PISMO1_ONEN_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_SYS_ONENAND_BASE ONENAND_MAP
|
|
|
|
#define CONFIG_ENV_IS_IN_NAND 1
|
|
#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */
|
|
#define SMNAND_ENV_OFFSET 0x240000 /* 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
|
|
|
|
#ifndef __ASSEMBLY__
|
|
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
|
|
|
|
#if defined(CONFIG_CMD_NET)
|
|
/*----------------------------------------------------------------------------
|
|
* SMSC9211 Ethernet from SMSC9118 family
|
|
*----------------------------------------------------------------------------
|
|
*/
|
|
|
|
#define CONFIG_NET_MULTI
|
|
#define CONFIG_SMC911X 1
|
|
#define CONFIG_SMC911X_32_BIT
|
|
#define CONFIG_SMC911X_BASE 0x2C000000
|
|
|
|
#endif /* (CONFIG_CMD_NET) */
|
|
|
|
#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 */
|