1 /* 2 * (C) Copyright 2006-2008 3 * Texas Instruments. 4 * Richard Woodruff <r-woodruff2@ti.com> 5 * Syed Mohammed Khasim <x0khasim@ti.com> 6 * 7 * (C) Copyright 2012 8 * Corscience GmbH & Co. KG 9 * Thomas Weber <weber@corscience.de> 10 * 11 * Configuration settings for the Tricorder board. 12 * 13 * SPDX-License-Identifier: GPL-2.0+ 14 */ 15 16 #ifndef __CONFIG_H 17 #define __CONFIG_H 18 19 #define CONFIG_MACH_TYPE MACH_TYPE_TRICORDER 20 /* 21 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 22 * 64 bytes before this address should be set aside for u-boot.img's 23 * header. That is 0x800FFFC0--0x80100000 should not be used for any 24 * other needs. 25 */ 26 #define CONFIG_SYS_TEXT_BASE 0x80100000 27 28 #define CONFIG_SDRC /* The chip has SDRC controller */ 29 30 #include <asm/arch/cpu.h> /* get chip and board defs */ 31 #include <asm/arch/omap.h> 32 33 /* Clock Defines */ 34 #define V_OSCK 26000000 /* Clock output from T2 */ 35 #define V_SCLK (V_OSCK >> 1) 36 37 #define CONFIG_MISC_INIT_R 38 39 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 40 #define CONFIG_SETUP_MEMORY_TAGS 41 #define CONFIG_INITRD_TAG 42 #define CONFIG_REVISION_TAG 43 44 /* Size of malloc() pool */ 45 #define CONFIG_SYS_MALLOC_LEN (1024*1024) 46 47 /* Hardware drivers */ 48 49 /* NS16550 Configuration */ 50 #define CONFIG_SYS_NS16550_SERIAL 51 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 52 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 53 54 /* select serial console configuration */ 55 #define CONFIG_CONS_INDEX 3 56 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 57 #define CONFIG_SERIAL3 3 58 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 59 115200} 60 61 /* I2C */ 62 #define CONFIG_SYS_I2C 63 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 64 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 65 #define CONFIG_SYS_I2C_OMAP34XX 66 67 68 /* EEPROM */ 69 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 70 #define CONFIG_SYS_EEPROM_BUS_NUM 1 71 72 /* TWL4030 */ 73 #define CONFIG_TWL4030_LED 74 75 /* Board NAND Info */ 76 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 77 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 78 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 79 "128k(SPL)," \ 80 "1m(u-boot)," \ 81 "384k(u-boot-env1)," \ 82 "1152k(mtdoops)," \ 83 "384k(u-boot-env2)," \ 84 "5m(kernel)," \ 85 "2m(fdt)," \ 86 "-(ubi)" 87 88 #define CONFIG_NAND_OMAP_GPMC 89 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 90 /* to access nand */ 91 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 92 /* to access nand at */ 93 /* CS0 */ 94 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 95 /* devices */ 96 #define CONFIG_BCH 97 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 98 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 99 100 /* commands to include */ 101 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */ 102 #define CONFIG_CMD_NAND /* NAND support */ 103 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* nand (un)lock commands */ 104 #define CONFIG_CMD_UBIFS /* UBIFS commands */ 105 #define CONFIG_LZO /* LZO is needed for UBIFS */ 106 107 #undef CONFIG_CMD_JFFS2 /* JFFS2 Support */ 108 109 /* needed for ubi */ 110 #define CONFIG_RBTREE 111 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 112 #define CONFIG_MTD_PARTITIONS 113 114 /* Environment information (this is the common part) */ 115 116 117 /* hang() the board on panic() */ 118 #define CONFIG_PANIC_HANG 119 120 /* environment placement (for NAND), is different for FLASHCARD but does not 121 * harm there */ 122 #define CONFIG_ENV_OFFSET 0x120000 /* env start */ 123 #define CONFIG_ENV_OFFSET_REDUND 0x2A0000 /* redundant env start */ 124 #define CONFIG_ENV_SIZE (16 << 10) /* use 16KiB for env */ 125 #define CONFIG_ENV_RANGE (384 << 10) /* allow badblocks in env */ 126 127 /* the loadaddr is the same as CONFIG_SYS_LOAD_ADDR, unfortunately the defiend 128 * value can not be used here! */ 129 #define CONFIG_LOADADDR 0x82000000 130 131 #define CONFIG_COMMON_ENV_SETTINGS \ 132 "console=ttyO2,115200n8\0" \ 133 "mmcdev=0\0" \ 134 "vram=3M\0" \ 135 "defaultdisplay=lcd\0" \ 136 "kernelopts=mtdoops.mtddev=3\0" \ 137 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 138 "mtdids=" MTDIDS_DEFAULT "\0" \ 139 "commonargs=" \ 140 "setenv bootargs console=${console} " \ 141 "${mtdparts} " \ 142 "${kernelopts} " \ 143 "vt.global_cursor_default=0 " \ 144 "vram=${vram} " \ 145 "omapdss.def_disp=${defaultdisplay}\0" 146 147 #define CONFIG_BOOTCOMMAND "run autoboot" 148 149 /* specific environment settings for different use cases 150 * FLASHCARD: used to run a rdimage from sdcard to program the device 151 * 'NORMAL': used to boot kernel from sdcard, nand, ... 152 * 153 * The main aim for the FLASHCARD skin is to have an embedded environment 154 * which will not be influenced by any data already on the device. 155 */ 156 #ifdef CONFIG_FLASHCARD 157 158 #define CONFIG_ENV_IS_NOWHERE 159 160 /* the rdaddr is 16 MiB before the loadaddr */ 161 #define CONFIG_ENV_RDADDR "rdaddr=0x81000000\0" 162 163 #define CONFIG_EXTRA_ENV_SETTINGS \ 164 CONFIG_COMMON_ENV_SETTINGS \ 165 CONFIG_ENV_RDADDR \ 166 "autoboot=" \ 167 "run commonargs; " \ 168 "setenv bootargs ${bootargs} " \ 169 "flashy_updateimg=/dev/mmcblk0p1:corscience_update.img " \ 170 "rdinit=/sbin/init; " \ 171 "mmc dev ${mmcdev}; mmc rescan; " \ 172 "fatload mmc ${mmcdev} ${loadaddr} uImage; " \ 173 "fatload mmc ${mmcdev} ${rdaddr} uRamdisk; " \ 174 "bootm ${loadaddr} ${rdaddr}\0" 175 176 #else /* CONFIG_FLASHCARD */ 177 178 #define CONFIG_ENV_OVERWRITE /* allow to overwrite serial and ethaddr */ 179 180 #define CONFIG_ENV_IS_IN_NAND 181 182 #define CONFIG_EXTRA_ENV_SETTINGS \ 183 CONFIG_COMMON_ENV_SETTINGS \ 184 "mmcargs=" \ 185 "run commonargs; " \ 186 "setenv bootargs ${bootargs} " \ 187 "root=/dev/mmcblk0p2 " \ 188 "rootwait " \ 189 "rw\0" \ 190 "nandargs=" \ 191 "run commonargs; " \ 192 "setenv bootargs ${bootargs} " \ 193 "root=ubi0:root " \ 194 "ubi.mtd=7 " \ 195 "rootfstype=ubifs " \ 196 "ro\0" \ 197 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 198 "bootscript=echo Running bootscript from mmc ...; " \ 199 "source ${loadaddr}\0" \ 200 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 201 "mmcboot=echo Booting from mmc ...; " \ 202 "run mmcargs; " \ 203 "bootm ${loadaddr}\0" \ 204 "loaduimage_ubi=ubi part ubi; " \ 205 "ubifsmount ubi:root; " \ 206 "ubifsload ${loadaddr} /boot/uImage\0" \ 207 "loaduimage_nand=nand read ${loadaddr} kernel 0x500000\0" \ 208 "nandboot=echo Booting from nand ...; " \ 209 "run nandargs; " \ 210 "run loaduimage_nand; " \ 211 "bootm ${loadaddr}\0" \ 212 "autoboot=mmc dev ${mmcdev}; if mmc rescan; then " \ 213 "if run loadbootscript; then " \ 214 "run bootscript; " \ 215 "else " \ 216 "if run loaduimage; then " \ 217 "run mmcboot; " \ 218 "else run nandboot; " \ 219 "fi; " \ 220 "fi; " \ 221 "else run nandboot; fi\0" 222 223 #endif /* CONFIG_FLASHCARD */ 224 225 /* Miscellaneous configurable options */ 226 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 227 #define CONFIG_CMDLINE_EDITING /* enable cmdline history */ 228 #define CONFIG_AUTO_COMPLETE 229 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 230 /* Print Buffer Size */ 231 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 232 sizeof(CONFIG_SYS_PROMPT) + 16) 233 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 234 235 /* Boot Argument Buffer Size */ 236 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 237 238 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0 + 0x00000000) 239 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + \ 240 0x07000000) /* 112 MB */ 241 242 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000) 243 244 /* 245 * OMAP3 has 12 GP timers, they can be driven by the system clock 246 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 247 * This rate is divided by a local divisor. 248 */ 249 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 250 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 251 252 /* Physical Memory Map */ 253 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 254 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 255 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 256 257 /* NAND and environment organization */ 258 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 259 260 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 261 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 262 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 263 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 264 CONFIG_SYS_INIT_RAM_SIZE - \ 265 GENERATED_GBL_DATA_SIZE) 266 267 /* SRAM config */ 268 #define CONFIG_SYS_SRAM_START 0x40200000 269 #define CONFIG_SYS_SRAM_SIZE 0x10000 270 271 /* Defines for SPL */ 272 #define CONFIG_SPL_FRAMEWORK 273 #define CONFIG_SPL_NAND_SIMPLE 274 275 #define CONFIG_SPL_NAND_BASE 276 #define CONFIG_SPL_NAND_DRIVERS 277 #define CONFIG_SPL_NAND_ECC 278 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 279 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 280 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 281 282 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/ 283 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 284 CONFIG_SPL_TEXT_BASE) 285 286 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 /*CONFIG_SYS_SDRAM_BASE*/ 287 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 288 289 /* NAND boot config */ 290 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 291 #define CONFIG_SYS_NAND_PAGE_COUNT 64 292 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 293 #define CONFIG_SYS_NAND_OOBSIZE 64 294 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 295 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 296 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \ 297 13, 14, 16, 17, 18, 19, 20, 21, 22, \ 298 23, 24, 25, 26, 27, 28, 30, 31, 32, \ 299 33, 34, 35, 36, 37, 38, 39, 40, 41, \ 300 42, 44, 45, 46, 47, 48, 49, 50, 51, \ 301 52, 53, 54, 55, 56} 302 303 #define CONFIG_SYS_NAND_ECCSIZE 512 304 #define CONFIG_SYS_NAND_ECCBYTES 13 305 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 306 307 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 308 309 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 310 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x100000 311 312 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 313 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */ 314 315 #define CONFIG_SYS_ALT_MEMTEST 316 #define CONFIG_SYS_MEMTEST_SCRATCH 0x81000000 317 #endif /* __CONFIG_H */ 318