| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * (C) Copyright 2006-2008 |
| * Texas Instruments. |
| * Richard Woodruff <r-woodruff2@ti.com> |
| * Syed Mohammed Khasim <x0khasim@ti.com> |
| * |
| * (C) Copyright 2012 |
| * Corscience GmbH & Co. KG |
| * Thomas Weber <weber@corscience.de> |
| * |
| * Configuration settings for the Tricorder board. |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| #define CONFIG_MACH_TYPE MACH_TYPE_TRICORDER |
| /* |
| * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM |
| * 64 bytes before this address should be set aside for u-boot.img's |
| * header. That is 0x800FFFC0--0x80100000 should not be used for any |
| * other needs. |
| */ |
| |
| #include <asm/arch/cpu.h> /* get chip and board defs */ |
| #include <asm/arch/omap.h> |
| |
| /* Clock Defines */ |
| #define V_OSCK 26000000 /* Clock output from T2 */ |
| #define V_SCLK (V_OSCK >> 1) |
| |
| #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_SYS_MALLOC_LEN (1024*1024) |
| |
| /* Hardware drivers */ |
| |
| /* NS16550 Configuration */ |
| #define CONFIG_SYS_NS16550_SERIAL |
| #define CONFIG_SYS_NS16550_REG_SIZE (-4) |
| #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ |
| |
| /* select serial console configuration */ |
| #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 |
| #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ |
| 115200} |
| |
| /* I2C */ |
| #define CONFIG_SYS_I2C |
| |
| |
| /* EEPROM */ |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 |
| #define CONFIG_SYS_EEPROM_BUS_NUM 1 |
| |
| /* TWL4030 */ |
| |
| /* Board NAND Info */ |
| #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ |
| /* to access nand at */ |
| /* CS0 */ |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ |
| /* devices */ |
| #define CONFIG_SYS_NAND_MAX_OOBFREE 2 |
| #define CONFIG_SYS_NAND_MAX_ECCPOS 56 |
| |
| /* needed for ubi */ |
| |
| /* Environment information (this is the common part) */ |
| |
| |
| /* hang() the board on panic() */ |
| |
| /* environment placement (for NAND), is different for FLASHCARD but does not |
| * harm there */ |
| #define CONFIG_ENV_RANGE (384 << 10) /* allow badblocks in env */ |
| |
| /* the loadaddr is the same as CONFIG_SYS_LOAD_ADDR, unfortunately the defiend |
| * value can not be used here! */ |
| #define CONFIG_LOADADDR 0x82000000 |
| |
| #define CONFIG_COMMON_ENV_SETTINGS \ |
| "console=ttyO2,115200n8\0" \ |
| "mmcdev=0\0" \ |
| "vram=3M\0" \ |
| "defaultdisplay=lcd\0" \ |
| "kernelopts=mtdoops.mtddev=3\0" \ |
| "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ |
| "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ |
| "commonargs=" \ |
| "setenv bootargs console=${console} " \ |
| "${mtdparts} " \ |
| "${kernelopts} " \ |
| "vt.global_cursor_default=0 " \ |
| "vram=${vram} " \ |
| "omapdss.def_disp=${defaultdisplay}\0" |
| |
| #define CONFIG_BOOTCOMMAND "run autoboot" |
| |
| /* specific environment settings for different use cases |
| * FLASHCARD: used to run a rdimage from sdcard to program the device |
| * 'NORMAL': used to boot kernel from sdcard, nand, ... |
| * |
| * The main aim for the FLASHCARD skin is to have an embedded environment |
| * which will not be influenced by any data already on the device. |
| */ |
| #ifdef CONFIG_FLASHCARD |
| /* the rdaddr is 16 MiB before the loadaddr */ |
| #define CONFIG_ENV_RDADDR "rdaddr=0x81000000\0" |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| CONFIG_COMMON_ENV_SETTINGS \ |
| CONFIG_ENV_RDADDR \ |
| "autoboot=" \ |
| "run commonargs; " \ |
| "setenv bootargs ${bootargs} " \ |
| "flashy_updateimg=/dev/mmcblk0p1:corscience_update.img " \ |
| "rdinit=/sbin/init; " \ |
| "mmc dev ${mmcdev}; mmc rescan; " \ |
| "fatload mmc ${mmcdev} ${loadaddr} uImage; " \ |
| "fatload mmc ${mmcdev} ${rdaddr} uRamdisk; " \ |
| "bootm ${loadaddr} ${rdaddr}\0" |
| |
| #else /* CONFIG_FLASHCARD */ |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| CONFIG_COMMON_ENV_SETTINGS \ |
| "mmcargs=" \ |
| "run commonargs; " \ |
| "setenv bootargs ${bootargs} " \ |
| "root=/dev/mmcblk0p2 " \ |
| "rootwait " \ |
| "rw\0" \ |
| "nandargs=" \ |
| "run commonargs; " \ |
| "setenv bootargs ${bootargs} " \ |
| "root=ubi0:root " \ |
| "ubi.mtd=7 " \ |
| "rootfstype=ubifs " \ |
| "ro\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" \ |
| "loaduimage_ubi=ubi part ubi; " \ |
| "ubifsmount ubi:root; " \ |
| "ubifsload ${loadaddr} /boot/uImage\0" \ |
| "loaduimage_nand=nand read ${loadaddr} kernel 0x500000\0" \ |
| "nandboot=echo Booting from nand ...; " \ |
| "run nandargs; " \ |
| "run loaduimage_nand; " \ |
| "bootm ${loadaddr}\0" \ |
| "autoboot=mmc dev ${mmcdev}; if mmc rescan; then " \ |
| "if run loadbootscript; then " \ |
| "run bootscript; " \ |
| "else " \ |
| "if run loaduimage; then " \ |
| "run mmcboot; " \ |
| "else run nandboot; " \ |
| "fi; " \ |
| "fi; " \ |
| "else run nandboot; fi\0" |
| |
| #endif /* CONFIG_FLASHCARD */ |
| |
| /* Miscellaneous configurable options */ |
| #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ |
| |
| #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000) |
| |
| /* |
| * 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 */ |
| |
| /* Physical Memory Map */ |
| #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 |
| #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 |
| |
| /* NAND and environment organization */ |
| #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ |
| |
| #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) |
| |
| /* SRAM config */ |
| #define CONFIG_SYS_SRAM_START 0x40200000 |
| #define CONFIG_SYS_SRAM_SIZE 0x10000 |
| |
| /* Defines for SPL */ |
| |
| #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" |
| |
| #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ |
| CONFIG_SPL_TEXT_BASE) |
| |
| #define CONFIG_SPL_BSS_START_ADDR 0x80000000 /*CONFIG_SYS_SDRAM_BASE*/ |
| #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 |
| |
| /* NAND boot config */ |
| #define CONFIG_SYS_NAND_5_ADDR_CYCLE |
| #define CONFIG_SYS_NAND_PAGE_COUNT 64 |
| #define CONFIG_SYS_NAND_PAGE_SIZE 2048 |
| #define CONFIG_SYS_NAND_OOBSIZE 64 |
| #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) |
| #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS |
| #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \ |
| 13, 14, 16, 17, 18, 19, 20, 21, 22, \ |
| 23, 24, 25, 26, 27, 28, 30, 31, 32, \ |
| 33, 34, 35, 36, 37, 38, 39, 40, 41, \ |
| 42, 44, 45, 46, 47, 48, 49, 50, 51, \ |
| 52, 53, 54, 55, 56} |
| |
| #define CONFIG_SYS_NAND_ECCSIZE 512 |
| #define CONFIG_SYS_NAND_ECCBYTES 13 |
| #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW |
| |
| #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE |
| |
| #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 |
| #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x100000 |
| |
| #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 |
| #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */ |
| |
| #endif /* __CONFIG_H */ |