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 /* commands to include */ 84 #include <config_cmd_default.h> 85 86 #define CONFIG_CMD_CACHE 87 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 88 #define CONFIG_CMD_FAT /* FAT support */ 89 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 90 91 #define CONFIG_CMD_I2C /* I2C serial bus support */ 92 #define CONFIG_CMD_MMC /* MMC support */ 93 #define CONFIG_CMD_NAND /* NAND support */ 94 95 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 96 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 97 #undef CONFIG_CMD_IMI /* iminfo */ 98 #undef CONFIG_CMD_IMLS /* List all found images */ 99 #undef CONFIG_CMD_NFS /* NFS support */ 100 #define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ 101 102 #ifdef CONFIG_CMD_NAND 103 104 #define CONFIG_CMD_MTDPARTS /* MTD partition support */ 105 #define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ 106 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 107 108 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 109 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 110 111 #define CONFIG_MTD_DEVICE /* required by CONFIG_CMD_MTDPARTS */ 112 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 113 114 /* NAND block size is 128 KiB. Synchronize these values with 115 * overo_nand_partitions in mach-omap2/board-overo.c in Linux: 116 * xloader 4 * NAND_BLOCK_SIZE = 512 KiB 117 * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB 118 * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB 119 * linux 32 * NAND_BLOCK_SIE = 4 MiB 120 * rootfs remainder 121 */ 122 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 123 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 124 "512k(xloader)," \ 125 "1792k(u-boot)," \ 126 "256k(environ)," \ 127 "4m(linux)," \ 128 "-(rootfs)" 129 #else /* CONFIG_CMD_NAND */ 130 #define MTDPARTS_DEFAULT 131 #endif /* CONFIG_CMD_NAND */ 132 133 #define CONFIG_SYS_NO_FLASH 134 #define CONFIG_SYS_I2C 135 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 136 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 137 #define CONFIG_SYS_I2C_OMAP34XX 138 139 /* 140 * TWL4030 141 */ 142 #define CONFIG_TWL4030_POWER 143 #define CONFIG_TWL4030_LED 144 145 /* 146 * Board NAND Info. 147 */ 148 #define CONFIG_SYS_NAND_QUIET_TEST 149 #define CONFIG_NAND_OMAP_GPMC 150 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 151 /* to access nand */ 152 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 153 /* to access nand */ 154 /* at CS0 */ 155 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 156 /* devices */ 157 #define CONFIG_JFFS2_NAND 158 /* nand device jffs2 lives on */ 159 #define CONFIG_JFFS2_DEV "nand0" 160 /* start of jffs2 partition */ 161 #define CONFIG_JFFS2_PART_OFFSET 0x680000 162 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 163 /* partition */ 164 165 /* Environment information */ 166 #define CONFIG_BOOTDELAY 5 167 168 #define CONFIG_EXTRA_ENV_SETTINGS \ 169 "loadaddr=0x82000000\0" \ 170 "console=ttyO2,115200n8\0" \ 171 "mpurate=500\0" \ 172 "optargs=\0" \ 173 "vram=12M\0" \ 174 "dvimode=1024x768MR-16@60\0" \ 175 "defaultdisplay=dvi\0" \ 176 "mmcdev=0\0" \ 177 "mmcroot=/dev/mmcblk0p2 rw\0" \ 178 "mmcrootfstype=ext3 rootwait\0" \ 179 "nandroot=ubi0:rootfs ubi.mtd=4\0" \ 180 "nandrootfstype=ubifs\0" \ 181 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 182 "mmcargs=setenv bootargs console=${console} " \ 183 "${optargs} " \ 184 "mpurate=${mpurate} " \ 185 "vram=${vram} " \ 186 "omapfb.mode=dvi:${dvimode} " \ 187 "omapdss.def_disp=${defaultdisplay} " \ 188 "root=${mmcroot} " \ 189 "rootfstype=${mmcrootfstype}\0" \ 190 "nandargs=setenv bootargs console=${console} " \ 191 "${optargs} " \ 192 "mpurate=${mpurate} " \ 193 "vram=${vram} " \ 194 "omapfb.mode=dvi:${dvimode} " \ 195 "omapdss.def_disp=${defaultdisplay} " \ 196 "root=${nandroot} " \ 197 "rootfstype=${nandrootfstype}\0" \ 198 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 199 "bootscript=echo Running bootscript from mmc ...; " \ 200 "source ${loadaddr}\0" \ 201 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \ 202 "importbootenv=echo Importing environment from mmc${mmcdev} ...; " \ 203 "env import -t ${loadaddr} ${filesize}\0" \ 204 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 205 "mmcboot=echo Booting from mmc ...; " \ 206 "run mmcargs; " \ 207 "bootm ${loadaddr}\0" \ 208 "nandboot=echo Booting from nand ...; " \ 209 "run nandargs; " \ 210 "nand read ${loadaddr} 280000 400000; " \ 211 "bootm ${loadaddr}\0" \ 212 213 #define CONFIG_BOOTCOMMAND \ 214 "mmc dev ${mmcdev}; if mmc rescan; then " \ 215 "if run loadbootscript; then " \ 216 "run bootscript; " \ 217 "else " \ 218 "if run loadbootenv; then " \ 219 "run importbootenv; " \ 220 "if test -n ${uenvcmd}; then " \ 221 "echo Running uenvcmd ...;" \ 222 "run uenvcmd;" \ 223 "fi;" \ 224 "fi;" \ 225 "if run loaduimage; then " \ 226 "run mmcboot; " \ 227 "else run nandboot; " \ 228 "fi; " \ 229 "fi; " \ 230 "else run nandboot; fi" 231 232 #define CONFIG_AUTO_COMPLETE 1 233 /* 234 * Miscellaneous configurable options 235 */ 236 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 237 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 238 #define CONFIG_SYS_PROMPT "Overo # " 239 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 240 /* Print Buffer Size */ 241 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 242 sizeof(CONFIG_SYS_PROMPT) + 16) 243 #define CONFIG_SYS_MAXARGS 16 /* max number of command */ 244 /* args */ 245 /* Boot Argument Buffer Size */ 246 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 247 /* memtest works on */ 248 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 249 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 250 0x01F00000) /* 31MB */ 251 252 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 253 /* address */ 254 /* 255 * OMAP3 has 12 GP timers, they can be driven by the system clock 256 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 257 * This rate is divided by a local divisor. 258 */ 259 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 260 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 261 262 /*----------------------------------------------------------------------- 263 * Physical Memory Map 264 */ 265 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 266 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 267 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 268 269 /*----------------------------------------------------------------------- 270 * FLASH and environment organization 271 */ 272 273 /* **** PISMO SUPPORT *** */ 274 275 /* Configure the PISMO */ 276 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 277 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 278 279 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 280 281 #if defined(CONFIG_CMD_NAND) 282 #define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE 283 #endif 284 285 /* Monitor at start of flash */ 286 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 287 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 288 289 #define CONFIG_ENV_IS_IN_NAND 290 #define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */ 291 #define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */ 292 293 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 294 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 295 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 296 297 #if defined(CONFIG_CMD_NET) 298 /*---------------------------------------------------------------------------- 299 * SMSC9211 Ethernet from SMSC9118 family 300 *---------------------------------------------------------------------------- 301 */ 302 303 #define CONFIG_SMC911X 304 #define CONFIG_SMC911X_32_BIT 305 #define CONFIG_SMC911X_BASE 0x2C000000 306 307 #endif /* (CONFIG_CMD_NET) */ 308 309 /* 310 * Leave it at 0x80008000 to allow booting new u-boot.bin with X-loader 311 * and older u-boot.bin with the new U-Boot SPL. 312 */ 313 #define CONFIG_SYS_TEXT_BASE 0x80008000 314 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 315 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 316 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 317 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 318 CONFIG_SYS_INIT_RAM_SIZE - \ 319 GENERATED_GBL_DATA_SIZE) 320 321 #define CONFIG_SYS_CACHELINE_SIZE 64 322 323 /* Defines for SPL */ 324 #define CONFIG_SPL 325 #define CONFIG_SPL_FRAMEWORK 326 #define CONFIG_SPL_NAND_SIMPLE 327 #define CONFIG_SPL_TEXT_BASE 0x40200800 328 #define CONFIG_SPL_MAX_SIZE (54 * 1024) /* 8 KB for stack */ 329 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 330 331 /* move malloc and bss high to prevent clashing with the main image */ 332 #define CONFIG_SYS_SPL_MALLOC_START 0x87000000 333 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 334 #define CONFIG_SPL_BSS_START_ADDR 0x87080000 /* end of minimum RAM */ 335 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 336 337 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 338 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 339 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 340 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 341 342 #define CONFIG_SPL_BOARD_INIT 343 #define CONFIG_SPL_LIBCOMMON_SUPPORT 344 #define CONFIG_SPL_LIBDISK_SUPPORT 345 #define CONFIG_SPL_I2C_SUPPORT 346 #define CONFIG_SPL_LIBGENERIC_SUPPORT 347 #define CONFIG_SPL_MMC_SUPPORT 348 #define CONFIG_SPL_FAT_SUPPORT 349 #define CONFIG_SPL_SERIAL_SUPPORT 350 #define CONFIG_SPL_NAND_SUPPORT 351 #define CONFIG_SPL_NAND_BASE 352 #define CONFIG_SPL_NAND_DRIVERS 353 #define CONFIG_SPL_NAND_ECC 354 #define CONFIG_SPL_GPIO_SUPPORT 355 #define CONFIG_SPL_POWER_SUPPORT 356 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 357 358 /* NAND boot config */ 359 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 360 #define CONFIG_SYS_NAND_PAGE_COUNT 64 361 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 362 #define CONFIG_SYS_NAND_OOBSIZE 64 363 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 364 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 365 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\ 366 10, 11, 12, 13} 367 #define CONFIG_SYS_NAND_ECCSIZE 512 368 #define CONFIG_SYS_NAND_ECCBYTES 3 369 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW 370 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 371 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 372 373 #endif /* __CONFIG_H */ 374