upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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256 lines
7.7 KiB
256 lines
7.7 KiB
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2006-2008
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* Texas Instruments.
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* Richard Woodruff <r-woodruff2@ti.com>
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* Syed Mohammed Khasim <x0khasim@ti.com>
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*
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* (C) Copyright 2012
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* Corscience GmbH & Co. KG
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* Thomas Weber <weber@corscience.de>
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*
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* Configuration settings for the Tricorder board.
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define CONFIG_MACH_TYPE MACH_TYPE_TRICORDER
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/*
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* 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
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* 64 bytes before this address should be set aside for u-boot.img's
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* header. That is 0x800FFFC0--0x80100000 should not be used for any
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* other needs.
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*/
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#include <asm/arch/cpu.h> /* get chip and board defs */
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#include <asm/arch/omap.h>
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/* Clock Defines */
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#define V_OSCK 26000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK >> 1)
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_REVISION_TAG
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (1024*1024)
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/* Hardware drivers */
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/* NS16550 Configuration */
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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 48000000 /* 48MHz (APLL96/2) */
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/* select serial console configuration */
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#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
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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_SYS_I2C
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/* EEPROM */
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
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#define CONFIG_SYS_EEPROM_BUS_NUM 1
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/* TWL4030 */
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/* Board NAND Info */
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#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
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/* to access nand at */
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/* CS0 */
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#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
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/* devices */
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#define CONFIG_SYS_NAND_MAX_OOBFREE 2
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#define CONFIG_SYS_NAND_MAX_ECCPOS 56
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/* needed for ubi */
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/* Environment information (this is the common part) */
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/* hang() the board on panic() */
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/* environment placement (for NAND), is different for FLASHCARD but does not
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* harm there */
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#define CONFIG_ENV_OFFSET 0x120000 /* env start */
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#define CONFIG_ENV_OFFSET_REDUND 0x2A0000 /* redundant env start */
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#define CONFIG_ENV_SIZE (16 << 10) /* use 16KiB for env */
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#define CONFIG_ENV_RANGE (384 << 10) /* allow badblocks in env */
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/* the loadaddr is the same as CONFIG_SYS_LOAD_ADDR, unfortunately the defiend
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* value can not be used here! */
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#define CONFIG_LOADADDR 0x82000000
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#define CONFIG_COMMON_ENV_SETTINGS \
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"console=ttyO2,115200n8\0" \
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"mmcdev=0\0" \
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"vram=3M\0" \
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"defaultdisplay=lcd\0" \
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"kernelopts=mtdoops.mtddev=3\0" \
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"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
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"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
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"commonargs=" \
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"setenv bootargs console=${console} " \
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"${mtdparts} " \
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"${kernelopts} " \
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"vt.global_cursor_default=0 " \
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"vram=${vram} " \
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"omapdss.def_disp=${defaultdisplay}\0"
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#define CONFIG_BOOTCOMMAND "run autoboot"
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/* specific environment settings for different use cases
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* FLASHCARD: used to run a rdimage from sdcard to program the device
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* 'NORMAL': used to boot kernel from sdcard, nand, ...
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*
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* The main aim for the FLASHCARD skin is to have an embedded environment
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* which will not be influenced by any data already on the device.
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*/
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#ifdef CONFIG_FLASHCARD
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/* the rdaddr is 16 MiB before the loadaddr */
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#define CONFIG_ENV_RDADDR "rdaddr=0x81000000\0"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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CONFIG_COMMON_ENV_SETTINGS \
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CONFIG_ENV_RDADDR \
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"autoboot=" \
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"run commonargs; " \
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"setenv bootargs ${bootargs} " \
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"flashy_updateimg=/dev/mmcblk0p1:corscience_update.img " \
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"rdinit=/sbin/init; " \
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"mmc dev ${mmcdev}; mmc rescan; " \
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"fatload mmc ${mmcdev} ${loadaddr} uImage; " \
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"fatload mmc ${mmcdev} ${rdaddr} uRamdisk; " \
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"bootm ${loadaddr} ${rdaddr}\0"
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#else /* CONFIG_FLASHCARD */
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#define CONFIG_ENV_OVERWRITE /* allow to overwrite serial and ethaddr */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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CONFIG_COMMON_ENV_SETTINGS \
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"mmcargs=" \
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"run commonargs; " \
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"setenv bootargs ${bootargs} " \
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"root=/dev/mmcblk0p2 " \
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"rootwait " \
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"rw\0" \
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"nandargs=" \
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"run commonargs; " \
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"setenv bootargs ${bootargs} " \
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"root=ubi0:root " \
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"ubi.mtd=7 " \
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"rootfstype=ubifs " \
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"ro\0" \
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"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running bootscript from mmc ...; " \
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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 ...; " \
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"run mmcargs; " \
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"bootm ${loadaddr}\0" \
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"loaduimage_ubi=ubi part ubi; " \
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"ubifsmount ubi:root; " \
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"ubifsload ${loadaddr} /boot/uImage\0" \
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"loaduimage_nand=nand read ${loadaddr} kernel 0x500000\0" \
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"nandboot=echo Booting from nand ...; " \
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"run nandargs; " \
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"run loaduimage_nand; " \
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"bootm ${loadaddr}\0" \
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"autoboot=mmc dev ${mmcdev}; if mmc rescan; 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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"else run nandboot; fi\0"
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#endif /* CONFIG_FLASHCARD */
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/* Miscellaneous configurable options */
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#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
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#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0 + 0x00000000)
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + \
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0x07000000) /* 112 MB */
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#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000)
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/*
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* OMAP3 has 12 GP timers, they can be driven by the system clock
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* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
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* This rate is divided by a local divisor.
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*/
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#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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/* Physical Memory Map */
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#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
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/* NAND and environment organization */
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
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#define CONFIG_SYS_INIT_RAM_SIZE 0x800
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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/* SRAM config */
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#define CONFIG_SYS_SRAM_START 0x40200000
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#define CONFIG_SYS_SRAM_SIZE 0x10000
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/* Defines for SPL */
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#define CONFIG_SPL_NAND_BASE
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#define CONFIG_SPL_NAND_DRIVERS
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#define CONFIG_SPL_NAND_ECC
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#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
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#define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
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#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
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CONFIG_SPL_TEXT_BASE)
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#define CONFIG_SPL_BSS_START_ADDR 0x80000000 /*CONFIG_SYS_SDRAM_BASE*/
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
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/* NAND boot config */
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_COUNT 64
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
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13, 14, 16, 17, 18, 19, 20, 21, 22, \
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23, 24, 25, 26, 27, 28, 30, 31, 32, \
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33, 34, 35, 36, 37, 38, 39, 40, 41, \
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42, 44, 45, 46, 47, 48, 49, 50, 51, \
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52, 53, 54, 55, 56}
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#define CONFIG_SYS_NAND_ECCSIZE 512
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#define CONFIG_SYS_NAND_ECCBYTES 13
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#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
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#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
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#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x100000
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#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */
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#define CONFIG_SYS_MEMTEST_SCRATCH 0x81000000
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#endif /* __CONFIG_H */
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