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 /* 11 * High Level Configuration Options 12 */ 13 #define CONFIG_OMAP /* in a TI OMAP core */ 14 #define CONFIG_OMAP34XX /* which is a 34XX */ 15 #define CONFIG_OMAP3_OVERO /* working with overo */ 16 #define CONFIG_OMAP_GPIO 17 #define CONFIG_OMAP_COMMON 18 19 #define CONFIG_SDRC /* The chip has SDRC controller */ 20 21 #include <asm/arch/cpu.h> /* get chip and board defs */ 22 #include <asm/arch/omap3.h> 23 24 /* 25 * Display CPU and Board information 26 */ 27 #define CONFIG_DISPLAY_CPUINFO 28 #define CONFIG_DISPLAY_BOARDINFO 29 30 /* Clock Defines */ 31 #define V_OSCK 26000000 /* Clock output from T2 */ 32 #define V_SCLK (V_OSCK >> 1) 33 34 #define CONFIG_MISC_INIT_R 35 36 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 37 #define CONFIG_SETUP_MEMORY_TAGS 38 #define CONFIG_INITRD_TAG 39 #define CONFIG_REVISION_TAG 40 41 #define CONFIG_OF_LIBFDT 42 43 /* 44 * Size of malloc() pool 45 */ 46 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 47 48 /* Shift 128 << 15 provides 4 MiB heap to support UBI commands. 49 * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */ 50 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15)) 51 52 /* 53 * Hardware drivers 54 */ 55 56 /* 57 * NS16550 Configuration 58 */ 59 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 60 61 #define CONFIG_SYS_NS16550 62 #define CONFIG_SYS_NS16550_SERIAL 63 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 64 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 65 66 /* 67 * select serial console configuration 68 */ 69 #define CONFIG_CONS_INDEX 3 70 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 71 #define CONFIG_SERIAL3 3 72 73 /* allow to overwrite serial and ethaddr */ 74 #define CONFIG_ENV_OVERWRITE 75 #define CONFIG_BAUDRATE 115200 76 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, \ 77 115200} 78 #define CONFIG_GENERIC_MMC 79 #define CONFIG_MMC 80 #define CONFIG_OMAP_HSMMC 81 #define CONFIG_DOS_PARTITION 82 83 #define CONFIG_OMAP3_GPIO_2 /* GPIO32..63 is in GPIO Bank 2 */ 84 #define CONFIG_OMAP3_GPIO_3 /* GPIO64..95 is in GPIO Bank 3 */ 85 #define CONFIG_OMAP3_GPIO_4 /* GPIO96..127 is in GPIO Bank 4 */ 86 #define CONFIG_OMAP3_GPIO_5 /* GPIO128..159 is in GPIO Bank 5 */ 87 #define CONFIG_OMAP3_GPIO_6 /* GPIO160..191 is in GPIO Bank 6 */ 88 89 /* commands to include */ 90 #include <config_cmd_default.h> 91 92 #define CONFIG_CMD_CACHE 93 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 94 #define CONFIG_CMD_FAT /* FAT support */ 95 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 96 97 #define CONFIG_CMD_I2C /* I2C serial bus support */ 98 #define CONFIG_CMD_MMC /* MMC support */ 99 #define CONFIG_CMD_NAND /* NAND support */ 100 101 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 102 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 103 #undef CONFIG_CMD_IMI /* iminfo */ 104 #undef CONFIG_CMD_IMLS /* List all found images */ 105 #undef CONFIG_CMD_NFS /* NFS support */ 106 #define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ 107 108 #ifdef CONFIG_CMD_NAND 109 110 #define CONFIG_CMD_MTDPARTS /* MTD partition support */ 111 #define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ 112 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 113 114 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 115 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 116 117 #define CONFIG_MTD_DEVICE /* required by CONFIG_CMD_MTDPARTS */ 118 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 119 120 /* NAND block size is 128 KiB. Synchronize these values with 121 * overo_nand_partitions in mach-omap2/board-overo.c in Linux: 122 * xloader 4 * NAND_BLOCK_SIZE = 512 KiB 123 * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB 124 * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB 125 * linux 64 * NAND_BLOCK_SIZE = 8 MiB 126 * rootfs remainder 127 */ 128 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 129 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 130 "512k(xloader)," \ 131 "1792k(u-boot)," \ 132 "256k(environ)," \ 133 "8m(linux)," \ 134 "-(rootfs)" 135 #else /* CONFIG_CMD_NAND */ 136 #define MTDPARTS_DEFAULT 137 #endif /* CONFIG_CMD_NAND */ 138 139 #define CONFIG_SYS_NO_FLASH 140 #define CONFIG_SYS_I2C 141 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 142 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 143 #define CONFIG_SYS_I2C_OMAP34XX 144 145 /* 146 * TWL4030 147 */ 148 #define CONFIG_TWL4030_POWER 149 #define CONFIG_TWL4030_LED 150 151 /* 152 * Board NAND Info. 153 */ 154 #define CONFIG_SYS_NAND_QUIET_TEST 155 #define CONFIG_NAND_OMAP_GPMC 156 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 157 /* to access nand */ 158 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 159 /* to access nand */ 160 /* at CS0 */ 161 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 162 /* devices */ 163 /* Environment information */ 164 #define CONFIG_BOOTDELAY 5 165 166 #define CONFIG_EXTRA_ENV_SETTINGS \ 167 "loadaddr=0x82000000\0" \ 168 "console=ttyO2,115200n8\0" \ 169 "mpurate=500\0" \ 170 "optargs=\0" \ 171 "vram=12M\0" \ 172 "dvimode=1024x768MR-16@60\0" \ 173 "defaultdisplay=dvi\0" \ 174 "mmcdev=0\0" \ 175 "mmcroot=/dev/mmcblk0p2 rw\0" \ 176 "mmcrootfstype=ext3 rootwait\0" \ 177 "nandroot=ubi0:rootfs ubi.mtd=4\0" \ 178 "nandrootfstype=ubifs\0" \ 179 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 180 "mmcargs=setenv bootargs console=${console} " \ 181 "${optargs} " \ 182 "mpurate=${mpurate} " \ 183 "vram=${vram} " \ 184 "omapfb.mode=dvi:${dvimode} " \ 185 "omapdss.def_disp=${defaultdisplay} " \ 186 "root=${mmcroot} " \ 187 "rootfstype=${mmcrootfstype}\0" \ 188 "nandargs=setenv bootargs console=${console} " \ 189 "${optargs} " \ 190 "mpurate=${mpurate} " \ 191 "vram=${vram} " \ 192 "omapfb.mode=dvi:${dvimode} " \ 193 "omapdss.def_disp=${defaultdisplay} " \ 194 "root=${nandroot} " \ 195 "rootfstype=${nandrootfstype}\0" \ 196 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 197 "bootscript=echo Running bootscript from mmc ...; " \ 198 "source ${loadaddr}\0" \ 199 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ 200 "importbootenv=echo Importing environment from mmc${mmcdev} ...; " \ 201 "env import -t ${loadaddr} ${filesize}\0" \ 202 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 203 "mmcboot=echo Booting from mmc ...; " \ 204 "run mmcargs; " \ 205 "bootm ${loadaddr}\0" \ 206 "nandboot=echo Booting from nand ...; " \ 207 "run nandargs; " \ 208 "nand read ${loadaddr} linux; " \ 209 "bootm ${loadaddr}\0" \ 210 211 #define CONFIG_BOOTCOMMAND \ 212 "mmc dev ${mmcdev}; if mmc rescan; then " \ 213 "if run loadbootscript; then " \ 214 "run bootscript; " \ 215 "else " \ 216 "if run loadbootenv; then " \ 217 "run importbootenv; " \ 218 "if test -n ${uenvcmd}; then " \ 219 "echo Running uenvcmd ...;" \ 220 "run uenvcmd;" \ 221 "fi;" \ 222 "fi;" \ 223 "if run loaduimage; then " \ 224 "run mmcboot; " \ 225 "else run nandboot; " \ 226 "fi; " \ 227 "fi; " \ 228 "else run nandboot; fi" 229 230 #define CONFIG_AUTO_COMPLETE 1 231 /* 232 * Miscellaneous configurable options 233 */ 234 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 235 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 236 #define CONFIG_SYS_PROMPT "Overo # " 237 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 238 /* Print Buffer Size */ 239 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 240 sizeof(CONFIG_SYS_PROMPT) + 16) 241 #define CONFIG_SYS_MAXARGS 16 /* max number of command */ 242 /* args */ 243 /* Boot Argument Buffer Size */ 244 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 245 /* memtest works on */ 246 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 247 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 248 0x01F00000) /* 31MB */ 249 250 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 251 /* address */ 252 /* 253 * OMAP3 has 12 GP timers, they can be driven by the system clock 254 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 255 * This rate is divided by a local divisor. 256 */ 257 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 258 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 259 260 /*----------------------------------------------------------------------- 261 * Physical Memory Map 262 */ 263 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 264 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 265 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 266 267 /*----------------------------------------------------------------------- 268 * FLASH and environment organization 269 */ 270 271 /* **** PISMO SUPPORT *** */ 272 273 /* Configure the PISMO */ 274 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 275 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 276 277 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 278 279 #if defined(CONFIG_CMD_NAND) 280 #define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE 281 #endif 282 283 /* Monitor at start of flash */ 284 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 285 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 286 287 #define CONFIG_ENV_IS_IN_NAND 288 #define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ 289 #define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */ 290 291 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 292 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 293 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 294 295 #if defined(CONFIG_CMD_NET) 296 /*---------------------------------------------------------------------------- 297 * SMSC9211 Ethernet from SMSC9118 family 298 *---------------------------------------------------------------------------- 299 */ 300 301 #define CONFIG_SMC911X 302 #define CONFIG_SMC911X_32_BIT 303 #define CONFIG_SMC911X_BASE 0x2C000000 304 305 #endif /* (CONFIG_CMD_NET) */ 306 307 /* 308 * Leave it at 0x80008000 to allow booting new u-boot.bin with X-loader 309 * and older u-boot.bin with the new U-Boot SPL. 310 */ 311 #define CONFIG_SYS_TEXT_BASE 0x80008000 312 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 313 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 314 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 315 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 316 CONFIG_SYS_INIT_RAM_SIZE - \ 317 GENERATED_GBL_DATA_SIZE) 318 319 #define CONFIG_SYS_CACHELINE_SIZE 64 320 321 /* Defines for SPL */ 322 #define CONFIG_SPL 323 #define CONFIG_SPL_FRAMEWORK 324 #define CONFIG_SPL_NAND_SIMPLE 325 #define CONFIG_SPL_TEXT_BASE 0x40200800 326 #define CONFIG_SPL_MAX_SIZE (54 * 1024) /* 8 KB for stack */ 327 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 328 329 /* move malloc and bss high to prevent clashing with the main image */ 330 #define CONFIG_SYS_SPL_MALLOC_START 0x87000000 331 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 332 #define CONFIG_SPL_BSS_START_ADDR 0x87080000 /* end of minimum RAM */ 333 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 334 335 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 336 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 337 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 338 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 339 340 #define CONFIG_SPL_BOARD_INIT 341 #define CONFIG_SPL_LIBCOMMON_SUPPORT 342 #define CONFIG_SPL_LIBDISK_SUPPORT 343 #define CONFIG_SPL_I2C_SUPPORT 344 #define CONFIG_SPL_LIBGENERIC_SUPPORT 345 #define CONFIG_SPL_MMC_SUPPORT 346 #define CONFIG_SPL_FAT_SUPPORT 347 #define CONFIG_SPL_SERIAL_SUPPORT 348 #define CONFIG_SPL_NAND_SUPPORT 349 #define CONFIG_SPL_NAND_BASE 350 #define CONFIG_SPL_NAND_DRIVERS 351 #define CONFIG_SPL_NAND_ECC 352 #define CONFIG_SPL_GPIO_SUPPORT 353 #define CONFIG_SPL_POWER_SUPPORT 354 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 355 356 /* NAND boot config */ 357 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 358 #define CONFIG_SYS_NAND_PAGE_COUNT 64 359 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 360 #define CONFIG_SYS_NAND_OOBSIZE 64 361 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 362 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 363 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\ 364 10, 11, 12, 13} 365 #define CONFIG_SYS_NAND_ECCSIZE 512 366 #define CONFIG_SYS_NAND_ECCBYTES 3 367 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW 368 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 369 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 370 371 #endif /* __CONFIG_H */ 372