218 lines
6.6 KiB
C
218 lines
6.6 KiB
C
/*
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* Configuration settings for the Gumstix Overo board.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
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#include <configs/ti_omap3_common.h>
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/*
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* We are only ever GP parts and will utilize all of the "downloaded image"
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* area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB).
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*/
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#undef CONFIG_SPL_TEXT_BASE
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#define CONFIG_SPL_TEXT_BASE 0x40200000
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/* call misc_init_r */
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#define CONFIG_MISC_INIT_R
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/* pass the revision tag */
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#define CONFIG_REVISION_TAG
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/* override size of malloc() pool */
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#undef CONFIG_SYS_MALLOC_LEN
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#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
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/* Shift 128 << 15 provides 4 MiB heap to support UBI commands.
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* Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15))
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/* I2C Support */
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/* TWL4030 LED */
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#define CONFIG_TWL4030_LED
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/* USB EHCI */
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#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 183
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/* commands to include */
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#ifdef CONFIG_NAND
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/* NAND block size is 128 KiB. Synchronize these values with
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* overo_nand_partitions in mach-omap2/board-overo.c in Linux:
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* xloader 4 * NAND_BLOCK_SIZE = 512 KiB
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* uboot 14 * NAND_BLOCK_SIZE = 1792 KiB
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* uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB
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* linux 64 * NAND_BLOCK_SIZE = 8 MiB
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* rootfs remainder
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*/
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#define MTDIDS_DEFAULT "nand0=omap2-nand.0"
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#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
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"512k(xloader)," \
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"1792k(u-boot)," \
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"256k(environ)," \
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"8m(linux)," \
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"-(rootfs)"
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#else /* CONFIG_NAND */
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#define MTDPARTS_DEFAULT
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#endif /* CONFIG_NAND */
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/* Board NAND Info. */
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#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
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/* to access nand */
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/* Environment information */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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DEFAULT_LINUX_BOOT_ENV \
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"bootdir=/boot\0" \
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"bootfile=zImage\0" \
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"usbtty=cdc_acm\0" \
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"console=ttyO2,115200n8\0" \
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"mpurate=auto\0" \
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"optargs=\0" \
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"vram=12M\0" \
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"dvimode=1024x768MR-16@60\0" \
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"defaultdisplay=dvi\0" \
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"mmcdev=0\0" \
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"mmcroot=/dev/mmcblk0p2 rw\0" \
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"mmcrootfstype=ext4 rootwait\0" \
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"nandroot=ubi0:rootfs ubi.mtd=4\0" \
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"nandrootfstype=ubifs\0" \
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"mtdparts=" MTDPARTS_DEFAULT "\0" \
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"mmcargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype}\0" \
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"nandargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${nandroot} " \
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"rootfstype=${nandrootfstype}\0" \
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"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running boot script from mmc ...; " \
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"source ${loadaddr}\0" \
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"loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
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"importbootenv=echo Importing environment from mmc ...; " \
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"env import -t ${loadaddr} ${filesize}\0" \
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"loaduimage=load 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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"loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \
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"loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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"loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \
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"loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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"mmcbootfdt=echo Booting with DT from mmc ...; " \
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"run mmcargs; " \
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"bootz ${loadaddr} - ${fdtaddr}\0" \
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"nandboot=echo Booting from nand ...; " \
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"run nandargs; " \
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"if nand read ${loadaddr} linux; then " \
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"bootm ${loadaddr};" \
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"fi;\0" \
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"nanddtsboot=echo Booting from nand with DTS...; " \
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"run nandargs; " \
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"ubi part rootfs; "\
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"ubifsmount ubi0:rootfs; "\
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"run loadubifdt; "\
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"run loadubizimage; "\
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"bootz ${loadaddr} - ${fdtaddr}\0" \
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#define CONFIG_BOOTCOMMAND \
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"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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"fi;" \
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"if run loadbootenv; then " \
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"echo Loaded environment from ${bootenv};" \
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"run importbootenv;" \
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"fi;" \
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"if test -n $uenvcmd; then " \
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"echo Running uenvcmd ...;" \
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"run uenvcmd;" \
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"fi;" \
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"if run loaduimage; then " \
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"run mmcboot;" \
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"fi;" \
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"if run loadzimage; then " \
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"if test -z \"${fdtfile}\"; then " \
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"setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
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"fi;" \
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"if run loadfdt; then " \
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"run mmcbootfdt;" \
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"fi;" \
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"fi;" \
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"fi;" \
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"run nandboot; " \
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"if test -z \"${fdtfile}\"; then "\
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"setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
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"fi;" \
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"run nanddtsboot; " \
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/* memtest works on */
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#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
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#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
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0x01F00000) /* 31MB */
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/* FLASH and environment organization */
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#if defined(CONFIG_NAND)
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#define CONFIG_SYS_FLASH_BASE NAND_BASE
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#endif
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/* Monitor at start of flash */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
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#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */
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#define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */
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#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
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#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
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/* Configure SMSC9211 ethernet */
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#if defined(CONFIG_CMD_NET)
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#define CONFIG_SMC911X
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#define CONFIG_SMC911X_32_BIT
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#define CONFIG_SMC911X_BASE 0x2C000000
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#endif /* (CONFIG_CMD_NET) */
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/* Initial RAM setup */
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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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/* NAND boot config */
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#define CONFIG_SYS_NAND_MAX_ECCPOS 56
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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 0x80000
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/* NAND: SPL falcon mode configs */
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#ifdef CONFIG_SPL_OS_BOOT
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#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
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#endif
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#endif /* __CONFIG_H */
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