1 /* 2 * Configuration settings for the Gumstix Overo board. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef __CONFIG_H 8 #define __CONFIG_H 9 10 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 11 #define CONFIG_NAND 12 13 #include <configs/ti_omap3_common.h> 14 /* 15 * We are only ever GP parts and will utilize all of the "downloaded image" 16 * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB). 17 */ 18 #undef CONFIG_SPL_TEXT_BASE 19 #define CONFIG_SPL_TEXT_BASE 0x40200000 20 21 #define CONFIG_BCH 22 23 /* call misc_init_r */ 24 #define CONFIG_MISC_INIT_R 25 26 /* pass the revision tag */ 27 #define CONFIG_REVISION_TAG 28 29 /* override size of malloc() pool */ 30 #undef CONFIG_SYS_MALLOC_LEN 31 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 32 /* Shift 128 << 15 provides 4 MiB heap to support UBI commands. 33 * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */ 34 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15)) 35 36 /* I2C Support */ 37 #define CONFIG_SYS_I2C_OMAP34XX 38 39 /* TWL4030 LED */ 40 #define CONFIG_TWL4030_LED 41 42 /* USB EHCI */ 43 #define CONFIG_USB_EHCI_OMAP 44 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 183 45 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3 46 47 /* commands to include */ 48 49 #ifdef CONFIG_NAND 50 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 51 52 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 53 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 54 55 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 56 57 /* NAND block size is 128 KiB. Synchronize these values with 58 * overo_nand_partitions in mach-omap2/board-overo.c in Linux: 59 * xloader 4 * NAND_BLOCK_SIZE = 512 KiB 60 * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB 61 * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB 62 * linux 64 * NAND_BLOCK_SIZE = 8 MiB 63 * rootfs remainder 64 */ 65 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 66 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 67 "512k(xloader)," \ 68 "1792k(u-boot)," \ 69 "256k(environ)," \ 70 "8m(linux)," \ 71 "-(rootfs)" 72 #else /* CONFIG_NAND */ 73 #define MTDPARTS_DEFAULT 74 #endif /* CONFIG_NAND */ 75 76 /* Board NAND Info. */ 77 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 78 /* to access nand */ 79 /* Environment information */ 80 #define CONFIG_EXTRA_ENV_SETTINGS \ 81 DEFAULT_LINUX_BOOT_ENV \ 82 "bootdir=/boot\0" \ 83 "bootfile=zImage\0" \ 84 "usbtty=cdc_acm\0" \ 85 "console=ttyO2,115200n8\0" \ 86 "mpurate=auto\0" \ 87 "optargs=\0" \ 88 "vram=12M\0" \ 89 "dvimode=1024x768MR-16@60\0" \ 90 "defaultdisplay=dvi\0" \ 91 "mmcdev=0\0" \ 92 "mmcroot=/dev/mmcblk0p2 rw\0" \ 93 "mmcrootfstype=ext4 rootwait\0" \ 94 "nandroot=ubi0:rootfs ubi.mtd=4\0" \ 95 "nandrootfstype=ubifs\0" \ 96 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 97 "mmcargs=setenv bootargs console=${console} " \ 98 "${optargs} " \ 99 "mpurate=${mpurate} " \ 100 "vram=${vram} " \ 101 "omapfb.mode=dvi:${dvimode} " \ 102 "omapdss.def_disp=${defaultdisplay} " \ 103 "root=${mmcroot} " \ 104 "rootfstype=${mmcrootfstype}\0" \ 105 "nandargs=setenv bootargs console=${console} " \ 106 "${optargs} " \ 107 "mpurate=${mpurate} " \ 108 "vram=${vram} " \ 109 "omapfb.mode=dvi:${dvimode} " \ 110 "omapdss.def_disp=${defaultdisplay} " \ 111 "root=${nandroot} " \ 112 "rootfstype=${nandrootfstype}\0" \ 113 "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 114 "bootscript=echo Running boot script from mmc ...; " \ 115 "source ${loadaddr}\0" \ 116 "loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ 117 "importbootenv=echo Importing environment from mmc ...; " \ 118 "env import -t ${loadaddr} ${filesize}\0" \ 119 "loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \ 120 "mmcboot=echo Booting from mmc...; " \ 121 "run mmcargs; " \ 122 "bootm ${loadaddr}\0" \ 123 "loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \ 124 "loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 125 "loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \ 126 "loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 127 "mmcbootfdt=echo Booting with DT from mmc ...; " \ 128 "run mmcargs; " \ 129 "bootz ${loadaddr} - ${fdtaddr}\0" \ 130 "nandboot=echo Booting from nand ...; " \ 131 "run nandargs; " \ 132 "if nand read ${loadaddr} linux; then " \ 133 "bootm ${loadaddr};" \ 134 "fi;\0" \ 135 "nanddtsboot=echo Booting from nand with DTS...; " \ 136 "run nandargs; " \ 137 "ubi part rootfs; "\ 138 "ubifsmount ubi0:rootfs; "\ 139 "run loadubifdt; "\ 140 "run loadubizimage; "\ 141 "bootz ${loadaddr} - ${fdtaddr}\0" \ 142 143 #define CONFIG_BOOTCOMMAND \ 144 "mmc dev ${mmcdev}; if mmc rescan; then " \ 145 "if run loadbootscript; then " \ 146 "run bootscript; " \ 147 "fi;" \ 148 "if run loadbootenv; then " \ 149 "echo Loaded environment from ${bootenv};" \ 150 "run importbootenv;" \ 151 "fi;" \ 152 "if test -n $uenvcmd; then " \ 153 "echo Running uenvcmd ...;" \ 154 "run uenvcmd;" \ 155 "fi;" \ 156 "if run loaduimage; then " \ 157 "run mmcboot;" \ 158 "fi;" \ 159 "if run loadzimage; then " \ 160 "if test -z \"${fdtfile}\"; then " \ 161 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 162 "fi;" \ 163 "if run loadfdt; then " \ 164 "run mmcbootfdt;" \ 165 "fi;" \ 166 "fi;" \ 167 "fi;" \ 168 "run nandboot; " \ 169 "if test -z \"${fdtfile}\"; then "\ 170 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 171 "fi;" \ 172 "run nanddtsboot; " \ 173 174 /* memtest works on */ 175 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 176 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 177 0x01F00000) /* 31MB */ 178 179 /* FLASH and environment organization */ 180 #if defined(CONFIG_NAND) 181 #define CONFIG_SYS_FLASH_BASE NAND_BASE 182 #endif 183 184 /* Monitor at start of flash */ 185 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 186 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 187 188 #define CONFIG_ENV_IS_IN_NAND 189 #define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ 190 #define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */ 191 192 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 193 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 194 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 195 196 /* Configure SMSC9211 ethernet */ 197 #if defined(CONFIG_CMD_NET) 198 #define CONFIG_SMC911X 199 #define CONFIG_SMC911X_32_BIT 200 #define CONFIG_SMC911X_BASE 0x2C000000 201 #endif /* (CONFIG_CMD_NET) */ 202 203 /* Initial RAM setup */ 204 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 205 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 206 207 /* NAND boot config */ 208 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 209 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 210 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 211 #define CONFIG_SYS_NAND_PAGE_COUNT 64 212 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 213 #define CONFIG_SYS_NAND_OOBSIZE 64 214 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 215 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 216 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \ 217 13, 14, 16, 17, 18, 19, 20, 21, 22, \ 218 23, 24, 25, 26, 27, 28, 30, 31, 32, \ 219 33, 34, 35, 36, 37, 38, 39, 40, 41, \ 220 42, 44, 45, 46, 47, 48, 49, 50, 51, \ 221 52, 53, 54, 55, 56} 222 #define CONFIG_SYS_NAND_ECCSIZE 512 223 #define CONFIG_SYS_NAND_ECCBYTES 13 224 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 225 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 226 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 227 /* NAND: SPL falcon mode configs */ 228 #ifdef CONFIG_SPL_OS_BOOT 229 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 230 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 231 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 232 #endif 233 234 #endif /* __CONFIG_H */ 235