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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | /* 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_MTD_RAW_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_MTD_RAW_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_MTD_RAW_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 */ /* 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 */ |