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 /* Display CPU and Board information */ 24 #define CONFIG_DISPLAY_CPUINFO 25 #define CONFIG_DISPLAY_BOARDINFO 26 27 /* call misc_init_r */ 28 #define CONFIG_MISC_INIT_R 29 30 /* pass the revision tag */ 31 #define CONFIG_REVISION_TAG 32 33 /* override size of malloc() pool */ 34 #undef CONFIG_SYS_MALLOC_LEN 35 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 36 /* Shift 128 << 15 provides 4 MiB heap to support UBI commands. 37 * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */ 38 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15)) 39 40 /* I2C Support */ 41 #define CONFIG_SYS_I2C_OMAP34XX 42 43 /* TWL4030 LED */ 44 #define CONFIG_TWL4030_LED 45 46 /* USB EHCI */ 47 #define CONFIG_USB_EHCI 48 #define CONFIG_USB_EHCI_OMAP 49 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 183 50 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3 51 52 /* Initialize GPIOs by default */ 53 #define CONFIG_OMAP3_GPIO_2 /* GPIO32..63 is in GPIO Bank 2 */ 54 #define CONFIG_OMAP3_GPIO_3 /* GPIO64..95 is in GPIO Bank 3 */ 55 #define CONFIG_OMAP3_GPIO_4 /* GPIO96..127 is in GPIO Bank 4 */ 56 #define CONFIG_OMAP3_GPIO_5 /* GPIO128..159 is in GPIO Bank 5 */ 57 #define CONFIG_OMAP3_GPIO_6 /* GPIO160..191 is in GPIO Bank 6 */ 58 59 /* commands to include */ 60 61 #ifdef CONFIG_NAND 62 #define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ 63 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 64 65 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 66 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 67 68 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 69 70 /* NAND block size is 128 KiB. Synchronize these values with 71 * overo_nand_partitions in mach-omap2/board-overo.c in Linux: 72 * xloader 4 * NAND_BLOCK_SIZE = 512 KiB 73 * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB 74 * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB 75 * linux 64 * NAND_BLOCK_SIZE = 8 MiB 76 * rootfs remainder 77 */ 78 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 79 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 80 "512k(xloader)," \ 81 "1792k(u-boot)," \ 82 "256k(environ)," \ 83 "8m(linux)," \ 84 "-(rootfs)" 85 #else /* CONFIG_NAND */ 86 #define MTDPARTS_DEFAULT 87 #endif /* CONFIG_NAND */ 88 89 /* Board NAND Info. */ 90 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 91 /* to access nand */ 92 /* Environment information */ 93 #define CONFIG_EXTRA_ENV_SETTINGS \ 94 DEFAULT_LINUX_BOOT_ENV \ 95 "bootdir=/boot\0" \ 96 "bootfile=zImage\0" \ 97 "usbtty=cdc_acm\0" \ 98 "console=ttyO2,115200n8\0" \ 99 "mpurate=auto\0" \ 100 "optargs=\0" \ 101 "vram=12M\0" \ 102 "dvimode=1024x768MR-16@60\0" \ 103 "defaultdisplay=dvi\0" \ 104 "mmcdev=0\0" \ 105 "mmcroot=/dev/mmcblk0p2 rw\0" \ 106 "mmcrootfstype=ext4 rootwait\0" \ 107 "nandroot=ubi0:rootfs ubi.mtd=4\0" \ 108 "nandrootfstype=ubifs\0" \ 109 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 110 "mmcargs=setenv bootargs console=${console} " \ 111 "${optargs} " \ 112 "mpurate=${mpurate} " \ 113 "vram=${vram} " \ 114 "omapfb.mode=dvi:${dvimode} " \ 115 "omapdss.def_disp=${defaultdisplay} " \ 116 "root=${mmcroot} " \ 117 "rootfstype=${mmcrootfstype}\0" \ 118 "nandargs=setenv bootargs console=${console} " \ 119 "${optargs} " \ 120 "mpurate=${mpurate} " \ 121 "vram=${vram} " \ 122 "omapfb.mode=dvi:${dvimode} " \ 123 "omapdss.def_disp=${defaultdisplay} " \ 124 "root=${nandroot} " \ 125 "rootfstype=${nandrootfstype}\0" \ 126 "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 127 "bootscript=echo Running boot script from mmc ...; " \ 128 "source ${loadaddr}\0" \ 129 "loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ 130 "importbootenv=echo Importing environment from mmc ...; " \ 131 "env import -t ${loadaddr} ${filesize}\0" \ 132 "loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \ 133 "mmcboot=echo Booting from mmc...; " \ 134 "run mmcargs; " \ 135 "bootm ${loadaddr}\0" \ 136 "loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \ 137 "loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 138 "loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \ 139 "loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 140 "mmcbootfdt=echo Booting with DT from mmc ...; " \ 141 "run mmcargs; " \ 142 "bootz ${loadaddr} - ${fdtaddr}\0" \ 143 "nandboot=echo Booting from nand ...; " \ 144 "run nandargs; " \ 145 "if nand read ${loadaddr} linux; then " \ 146 "bootm ${loadaddr};" \ 147 "fi;\0" \ 148 "nanddtsboot=echo Booting from nand with DTS...; " \ 149 "run nandargs; " \ 150 "ubi part rootfs; "\ 151 "ubifsmount ubi0:rootfs; "\ 152 "run loadubifdt; "\ 153 "run loadubizimage; "\ 154 "bootz ${loadaddr} - ${fdtaddr}\0" \ 155 156 #define CONFIG_BOOTCOMMAND \ 157 "mmc dev ${mmcdev}; if mmc rescan; then " \ 158 "if run loadbootscript; then " \ 159 "run bootscript; " \ 160 "fi;" \ 161 "if run loadbootenv; then " \ 162 "echo Loaded environment from ${bootenv};" \ 163 "run importbootenv;" \ 164 "fi;" \ 165 "if test -n $uenvcmd; then " \ 166 "echo Running uenvcmd ...;" \ 167 "run uenvcmd;" \ 168 "fi;" \ 169 "if run loaduimage; then " \ 170 "run mmcboot;" \ 171 "fi;" \ 172 "if run loadzimage; then " \ 173 "if test -z \"${fdtfile}\"; then " \ 174 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 175 "fi;" \ 176 "if run loadfdt; then " \ 177 "run mmcbootfdt;" \ 178 "fi;" \ 179 "fi;" \ 180 "fi;" \ 181 "run nandboot; " \ 182 "if test -z \"${fdtfile}\"; then "\ 183 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \ 184 "fi;" \ 185 "run nanddtsboot; " \ 186 187 /* memtest works on */ 188 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 189 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 190 0x01F00000) /* 31MB */ 191 192 /* FLASH and environment organization */ 193 #if defined(CONFIG_NAND) 194 #define CONFIG_SYS_FLASH_BASE NAND_BASE 195 #endif 196 197 /* Monitor at start of flash */ 198 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 199 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 200 201 #define CONFIG_ENV_IS_IN_NAND 202 #define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ 203 #define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */ 204 205 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 206 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 207 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 208 209 /* Configure SMSC9211 ethernet */ 210 #if defined(CONFIG_CMD_NET) 211 #define CONFIG_SMC911X 212 #define CONFIG_SMC911X_32_BIT 213 #define CONFIG_SMC911X_BASE 0x2C000000 214 #endif /* (CONFIG_CMD_NET) */ 215 216 /* Initial RAM setup */ 217 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 218 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 219 220 /* NAND boot config */ 221 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 222 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 223 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 224 #define CONFIG_SYS_NAND_PAGE_COUNT 64 225 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 226 #define CONFIG_SYS_NAND_OOBSIZE 64 227 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 228 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 229 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \ 230 13, 14, 16, 17, 18, 19, 20, 21, 22, \ 231 23, 24, 25, 26, 27, 28, 30, 31, 32, \ 232 33, 34, 35, 36, 37, 38, 39, 40, 41, \ 233 42, 44, 45, 46, 47, 48, 49, 50, 51, \ 234 52, 53, 54, 55, 56} 235 #define CONFIG_SYS_NAND_ECCSIZE 512 236 #define CONFIG_SYS_NAND_ECCBYTES 13 237 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 238 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 239 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 240 /* NAND: SPL falcon mode configs */ 241 #ifdef CONFIG_SPL_OS_BOOT 242 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 243 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 244 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 245 #endif 246 247 #endif /* __CONFIG_H */ 248