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Diffstat (limited to 'include/configs/omap3_overo.h')
| -rw-r--r-- | include/configs/omap3_overo.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h new file mode 100644 index 0000000..38a10e2 --- /dev/null +++ b/include/configs/omap3_overo.h @@ -0,0 +1,189 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Configuration settings for the Gumstix Overo board. + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <configs/ti_omap3_common.h> +/* + * We are only ever GP parts and will utilize all of the "downloaded image" + * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB). + */ + +/* call misc_init_r */ + +/* pass the revision tag */ +#define CONFIG_REVISION_TAG + +/* override size of malloc() pool */ +#undef CONFIG_SYS_MALLOC_LEN +/* Shift 128 << 15 provides 4 MiB heap to support UBI commands. + * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15)) + +/* I2C Support */ + +/* TWL4030 LED */ + +/* USB EHCI */ +#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 183 + +/* commands to include */ + +#ifdef CONFIG_NAND +/* NAND block size is 128 KiB. Synchronize these values with + * overo_nand_partitions in mach-omap2/board-overo.c in Linux: + * xloader 4 * NAND_BLOCK_SIZE = 512 KiB + * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB + * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB + * linux 64 * NAND_BLOCK_SIZE = 8 MiB + * rootfs remainder + */ +#endif /* CONFIG_NAND */ + +/* Board NAND Info. */ +/* Environment information */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + DEFAULT_LINUX_BOOT_ENV \ + "bootdir=/boot\0" \ + "bootfile=zImage\0" \ + "usbtty=cdc_acm\0" \ + "console=ttyO2,115200n8\0" \ + "mpurate=auto\0" \ + "optargs=\0" \ + "vram=12M\0" \ + "dvimode=1024x768MR-16@60\0" \ + "defaultdisplay=dvi\0" \ + "mmcdev=0\0" \ + "mmcroot=/dev/mmcblk0p2 rw\0" \ + "mmcrootfstype=ext4 rootwait\0" \ + "nandroot=ubi0:rootfs ubi.mtd=4\0" \ + "nandrootfstype=ubifs\0" \ + "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ + "mmcargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "mpurate=${mpurate} " \ + "vram=${vram} " \ + "omapfb.mode=dvi:${dvimode} " \ + "omapdss.def_disp=${defaultdisplay} " \ + "root=${mmcroot} " \ + "rootfstype=${mmcrootfstype}\0" \ + "nandargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "mpurate=${mpurate} " \ + "vram=${vram} " \ + "omapfb.mode=dvi:${dvimode} " \ + "omapdss.def_disp=${defaultdisplay} " \ + "root=${nandroot} " \ + "rootfstype=${nandrootfstype}\0" \ + "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ + "bootscript=echo Running boot script from mmc ...; " \ + "source ${loadaddr}\0" \ + "loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ + "importbootenv=echo Importing environment from mmc ...; " \ + "env import -t ${loadaddr} ${filesize}\0" \ + "loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \ + "mmcboot=echo Booting from mmc...; " \ + "run mmcargs; " \ + "bootm ${loadaddr}\0" \ + "loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \ + "loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ + "loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \ + "loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \ + "mmcbootfdt=echo Booting with DT from mmc ...; " \ + "run mmcargs; " \ + "bootz ${loadaddr} - ${fdtaddr}\0" \ + "nandboot=echo Booting from nand ...; " \ + "run nandargs; " \ + "if nand read ${loadaddr} linux; then " \ + "bootm ${loadaddr};" \ + "fi;\0" \ + "nanddtsboot=echo Booting from nand with DTS...; " \ + "run nandargs; " \ + "ubi part rootfs; "\ + "ubifsmount ubi0:rootfs; "\ + "run loadubifdt; "\ + "run loadubizimage; "\ + "bootz ${loadaddr} - ${fdtaddr}\0" \ + +#define CONFIG_BOOTCOMMAND \ + "mmc dev ${mmcdev}; if mmc rescan; then " \ + "if run loadbootscript; then " \ + "run bootscript; " \ + "fi;" \ + "if run loadbootenv; then " \ + "echo Loaded environment from ${bootenv};" \ + "run importbootenv;" \ + "fi;" \ + "if test -n $uenvcmd; then " \ + "echo Running uenvcmd ...;" \ + "run uenvcmd;" \ + "fi;" \ + "if run loaduimage; then " \ + "run mmcboot;" \ + "fi;" \ + "if run loadzimage; then " \ + "if test -z \"${fdtfile}\"; then " \ + "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ + "fi;" \ + "if run loadfdt; then " \ + "run mmcbootfdt;" \ + "fi;" \ + "fi;" \ + "fi;" \ + "run nandboot; " \ + "if test -z \"${fdtfile}\"; then "\ + "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ + "fi;" \ + "run nanddtsboot; " \ + +/* memtest works on */ +#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) +#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ + 0x01F00000) /* 31MB */ + +/* FLASH and environment organization */ +#if defined(CONFIG_NAND) +#define CONFIG_SYS_FLASH_BASE NAND_BASE +#endif + +/* Monitor at start of flash */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE +#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP + +#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ +#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ +#define CONFIG_ENV_OFFSET 0x240000 +#define CONFIG_ENV_ADDR 0x240000 + +/* Initial RAM setup */ +#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 +#define CONFIG_SYS_INIT_RAM_SIZE 0x800 + +/* NAND boot config */ +#define CONFIG_SYS_NAND_MAX_ECCPOS 56 +#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 0x80000 +/* NAND: SPL falcon mode configs */ +#ifdef CONFIG_SPL_OS_BOOT +#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 +#endif + +#endif /* __CONFIG_H */ |