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_HCD 44 #define CONFIG_USB_EHCI_OMAP 45 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 183 46 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3 47 48 /* commands to include */ 49 50 #ifdef CONFIG_NAND 51 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 52 53 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 54 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 55 56 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 57 58 /* NAND block size is 128 KiB. Synchronize these values with 59 * overo_nand_partitions in mach-omap2/board-overo.c in Linux: 60 * xloader 4 * NAND_BLOCK_SIZE = 512 KiB 61 * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB 62 * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB 63 * linux 64 * NAND_BLOCK_SIZE = 8 MiB 64 * rootfs remainder 65 */ 66 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 67 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 68 "512k(xloader)," \ 69 "1792k(u-boot)," \ 70 "256k(environ)," \ 71 "8m(linux)," \ 72 "-(rootfs)" 73 #else /* CONFIG_NAND */ 74 #define MTDPARTS_DEFAULT 75 #endif /* CONFIG_NAND */ 76 77 /* Board NAND Info. */ 78 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 79 /* to access nand */ 80 /* Environment information */ 81 #define CONFIG_EXTRA_ENV_SETTINGS \ 82 DEFAULT_LINUX_BOOT_ENV \ 83 "bootdir=/boot\0" \ 84 "bootfile=zImage\0" \ 85 "usbtty=cdc_acm\0" \ 86 "console=ttyO2,115200n8\0" \ 87 "mpurate=auto\0" \ 88 "optargs=\0" \ 89 "vram=12M\0" \ 90 "dvimode=1024x768MR-16@60\0" \ 91 "defaultdisplay=dvi\0" \ 92 "mmcdev=0\0" \ 93 "mmcroot=/dev/mmcblk0p2 rw\0" \ 94 "mmcrootfstype=ext4 rootwait\0" \ 95 "nandroot=ubi0:rootfs ubi.mtd=4\0" \ 96 "nandrootfstype=ubifs\0" \ 97 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 98 "mmcargs=setenv bootargs console=${console} " \ 99 "${optargs} " \ 100 "mpurate=${mpurate} " \ 101 "vram=${vram} " \ 102 "omapfb.mode=dvi:${dvimode} " \ 103 "omapdss.def_disp=${defaultdisplay} " \ 104 "root=${mmcroot} " \ 105 "rootfstype=${mmcrootfstype}\0" \ 106 "nandargs=setenv bootargs console=${console} " \ 107 "${optargs} " \ 108 "mpurate=${mpurate} " \ 109 "vram=${vram} " \ 110 "omapfb.mode=dvi:${dvimode} " \ 111 "omapdss.def_disp=${defaultdisplay} " \ 112 "root=${nandroot} " \ 113 "rootfstype=${nandrootfstype}\0" \ 114 "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 115 "bootscript=echo Running boot script from mmc ...; " \ 116 "source ${loadaddr}\0" \ 117 "loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ 118 "importbootenv=echo Importing environment from mmc ...; " \ 119 "env import -t ${loadaddr} ${filesize}\0" \ 120 "loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \ 121 "mmcboot=echo Booting from mmc...; " \ 122 "run mmcargs; " \ 123 "bootm ${loadaddr}\0" \ 124 "loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \ 125 "loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 126 "loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \ 127 "loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 128 "mmcbootfdt=echo Booting with DT from mmc ...; " \ 129 "run mmcargs; " \ 130 "bootz ${loadaddr} - ${fdtaddr}\0" \ 131 "nandboot=echo Booting from nand ...; " \ 132 "run nandargs; " \ 133 "if nand read ${loadaddr} linux; then " \ 134 "bootm ${loadaddr};" \ 135 "fi;\0" \ 136 "nanddtsboot=echo Booting from nand with DTS...; " \ 137 "run nandargs; " \ 138 "ubi part rootfs; "\ 139 "ubifsmount ubi0:rootfs; "\ 140 "run loadubifdt; "\ 141 "run loadubizimage; "\ 142 "bootz ${loadaddr} - ${fdtaddr}\0" \ 143 144 #define CONFIG_BOOTCOMMAND \ 145 "mmc dev ${mmcdev}; if mmc rescan; then " \ 146 "if run loadbootscript; then " \ 147 "run bootscript; " \ 148 "fi;" \ 149 "if run loadbootenv; then " \ 150 "echo Loaded environment from ${bootenv};" \ 151 "run importbootenv;" \ 152 "fi;" \ 153 "if test -n $uenvcmd; then " \ 154 "echo Running uenvcmd ...;" \ 155 "run uenvcmd;" \ 156 "fi;" \ 157 "if run loaduimage; then " \ 158 "run mmcboot;" \ 159 "fi;" \ 160 "if run loadzimage; then " \ 161 "if test -z \"${fdtfile}\"; then " \ 162 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 163 "fi;" \ 164 "if run loadfdt; then " \ 165 "run mmcbootfdt;" \ 166 "fi;" \ 167 "fi;" \ 168 "fi;" \ 169 "run nandboot; " \ 170 "if test -z \"${fdtfile}\"; then "\ 171 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 172 "fi;" \ 173 "run nanddtsboot; " \ 174 175 /* memtest works on */ 176 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 177 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 178 0x01F00000) /* 31MB */ 179 180 /* FLASH and environment organization */ 181 #if defined(CONFIG_NAND) 182 #define CONFIG_SYS_FLASH_BASE NAND_BASE 183 #endif 184 185 /* Monitor at start of flash */ 186 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 187 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 188 189 #define CONFIG_ENV_IS_IN_NAND 190 #define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ 191 #define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */ 192 193 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 194 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 195 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 196 197 /* Configure SMSC9211 ethernet */ 198 #if defined(CONFIG_CMD_NET) 199 #define CONFIG_SMC911X 200 #define CONFIG_SMC911X_32_BIT 201 #define CONFIG_SMC911X_BASE 0x2C000000 202 #endif /* (CONFIG_CMD_NET) */ 203 204 /* Initial RAM setup */ 205 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 206 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 207 208 /* NAND boot config */ 209 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 210 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 211 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 212 #define CONFIG_SYS_NAND_PAGE_COUNT 64 213 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 214 #define CONFIG_SYS_NAND_OOBSIZE 64 215 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 216 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 217 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \ 218 13, 14, 16, 17, 18, 19, 20, 21, 22, \ 219 23, 24, 25, 26, 27, 28, 30, 31, 32, \ 220 33, 34, 35, 36, 37, 38, 39, 40, 41, \ 221 42, 44, 45, 46, 47, 48, 49, 50, 51, \ 222 52, 53, 54, 55, 56} 223 #define CONFIG_SYS_NAND_ECCSIZE 512 224 #define CONFIG_SYS_NAND_ECCBYTES 13 225 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 226 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 227 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 228 /* NAND: SPL falcon mode configs */ 229 #ifdef CONFIG_SPL_OS_BOOT 230 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 231 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 232 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 233 #endif 234 235 #endif /* __CONFIG_H */ 236