1 /* 2 * Configuration settings for the TI OMAP3 EVM board. 3 * 4 * Copyright (C) 2006-2011 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * Author : 7 * Manikandan Pillai <mani.pillai@ti.com> 8 * Derived from Beagle Board and 3430 SDP code by 9 * Richard Woodruff <r-woodruff2@ti.com> 10 * Syed Mohammed Khasim <khasim@ti.com> 11 * 12 * Manikandan Pillai <mani.pillai@ti.com> 13 * 14 * SPDX-License-Identifier: GPL-2.0+ 15 */ 16 17 #ifndef __OMAP3EVM_CONFIG_H 18 #define __OMAP3EVM_CONFIG_H 19 20 #include <asm/arch/cpu.h> 21 #include <asm/arch/omap.h> 22 23 /* ---------------------------------------------------------------------------- 24 * Supported U-Boot commands 25 * ---------------------------------------------------------------------------- 26 */ 27 28 #define CONFIG_CMD_JFFS2 29 30 #define CONFIG_CMD_NAND 31 32 /* ---------------------------------------------------------------------------- 33 * Supported U-Boot features 34 * ---------------------------------------------------------------------------- 35 */ 36 #define CONFIG_SYS_LONGHELP 37 38 /* Allow to overwrite serial and ethaddr */ 39 #define CONFIG_ENV_OVERWRITE 40 41 /* Add auto-completion support */ 42 #define CONFIG_AUTO_COMPLETE 43 44 /* ---------------------------------------------------------------------------- 45 * Supported hardware 46 * ---------------------------------------------------------------------------- 47 */ 48 49 /* SPL */ 50 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 51 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 52 53 /* Partition tables */ 54 55 /* USB 56 * 57 * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard 58 * Enable CONFIG_USB_MUSB_UDD for Device functionalities. 59 */ 60 #define CONFIG_USB_OMAP3 61 #define CONFIG_USB_MUSB_HCD 62 /* #define CONFIG_USB_MUSB_UDC */ 63 64 /* NAND SPL */ 65 #define CONFIG_SPL_NAND_SIMPLE 66 #define CONFIG_SPL_NAND_BASE 67 #define CONFIG_SPL_NAND_DRIVERS 68 #define CONFIG_SPL_NAND_ECC 69 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 70 #define CONFIG_SYS_NAND_PAGE_COUNT 64 71 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 72 #define CONFIG_SYS_NAND_OOBSIZE 64 73 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 74 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 75 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\ 76 10, 11, 12, 13} 77 #define CONFIG_SYS_NAND_ECCSIZE 512 78 #define CONFIG_SYS_NAND_ECCBYTES 3 79 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW 80 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 81 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 82 83 /* 84 * High level configuration options 85 */ 86 #define CONFIG_OMAP /* This is TI OMAP core */ 87 #define CONFIG_OMAP_GPIO 88 /* Common ARM Erratas */ 89 #define CONFIG_ARM_ERRATA_454179 90 #define CONFIG_ARM_ERRATA_430973 91 #define CONFIG_ARM_ERRATA_621766 92 93 #define CONFIG_SDRC /* The chip has SDRC controller */ 94 95 #define CONFIG_OMAP3_EVM /* This is a OMAP3 EVM */ 96 #define CONFIG_TWL4030_POWER /* with TWL4030 PMIC */ 97 98 /* 99 * Clock related definitions 100 */ 101 #define V_OSCK 26000000 /* Clock output from T2 */ 102 #define V_SCLK (V_OSCK >> 1) 103 104 /* 105 * OMAP3 has 12 GP timers, they can be driven by the system clock 106 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 107 * This rate is divided by a local divisor. 108 */ 109 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 110 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 111 112 /* Size of environment - 128KB */ 113 #define CONFIG_ENV_SIZE (128 << 10) 114 115 /* Size of malloc pool */ 116 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) 117 118 /* 119 * Physical Memory Map 120 * Note 1: CS1 may or may not be populated 121 * Note 2: SDRAM size is expected to be at least 32MB 122 */ 123 #define CONFIG_NR_DRAM_BANKS 2 124 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 125 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 126 127 /* Limits for memtest */ 128 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 129 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 130 0x01F00000) /* 31MB */ 131 132 /* Default load address */ 133 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) 134 135 /* ----------------------------------------------------------------------------- 136 * Hardware drivers 137 * ----------------------------------------------------------------------------- 138 */ 139 140 /* 141 * NS16550 Configuration 142 */ 143 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 144 145 #define CONFIG_SYS_NS16550_SERIAL 146 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 147 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 148 149 /* 150 * select serial console configuration 151 */ 152 #define CONFIG_CONS_INDEX 1 153 #define CONFIG_SERIAL1 1 /* UART1 on OMAP3 EVM */ 154 #define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1 155 #define CONFIG_BAUDRATE 115200 156 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 157 115200} 158 159 /* 160 * I2C 161 */ 162 #define CONFIG_SYS_I2C 163 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 164 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 165 #define CONFIG_SYS_I2C_OMAP34XX 166 167 /* 168 * PISMO support 169 */ 170 /* Monitor at start of flash - Reserve 2 sectors */ 171 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 172 173 #define CONFIG_SYS_MONITOR_LEN (256 << 10) 174 175 /* Start location & size of environment */ 176 #define ONENAND_ENV_OFFSET 0x260000 177 #define SMNAND_ENV_OFFSET 0x260000 178 179 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 180 181 /* 182 * NAND 183 */ 184 /* Physical address to access NAND */ 185 #define CONFIG_SYS_NAND_ADDR NAND_BASE 186 187 /* Physical address to access NAND at CS0 */ 188 #define CONFIG_SYS_NAND_BASE NAND_BASE 189 190 /* Max number of NAND devices */ 191 #define CONFIG_SYS_MAX_NAND_DEVICE 1 192 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 193 /* Timeout values (in ticks) */ 194 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ) 195 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ) 196 197 /* Flash banks JFFS2 should use */ 198 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \ 199 CONFIG_SYS_MAX_NAND_DEVICE) 200 201 #define CONFIG_SYS_JFFS2_MEM_NAND 202 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS 203 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 204 205 #define CONFIG_JFFS2_NAND 206 /* nand device jffs2 lives on */ 207 #define CONFIG_JFFS2_DEV "nand0" 208 /* Start of jffs2 partition */ 209 #define CONFIG_JFFS2_PART_OFFSET 0x680000 210 /* Size of jffs2 partition */ 211 #define CONFIG_JFFS2_PART_SIZE 0xf980000 212 213 /* 214 * USB 215 */ 216 #ifdef CONFIG_USB_OMAP3 217 218 #ifdef CONFIG_USB_MUSB_HCD 219 220 #ifdef CONFIG_USB_KEYBOARD 221 #define CONFIG_SYS_USB_EVENT_POLL 222 #define CONFIG_PREBOOT "usb start" 223 #endif /* CONFIG_USB_KEYBOARD */ 224 225 #endif /* CONFIG_USB_MUSB_HCD */ 226 227 #ifdef CONFIG_USB_MUSB_UDC 228 /* USB device configuration */ 229 #define CONFIG_USB_DEVICE 230 #define CONFIG_USB_TTY 231 232 /* Change these to suit your needs */ 233 #define CONFIG_USBD_VENDORID 0x0451 234 #define CONFIG_USBD_PRODUCTID 0x5678 235 #define CONFIG_USBD_MANUFACTURER "Texas Instruments" 236 #define CONFIG_USBD_PRODUCT_NAME "EVM" 237 #endif /* CONFIG_USB_MUSB_UDC */ 238 239 #endif /* CONFIG_USB_OMAP3 */ 240 241 /* ---------------------------------------------------------------------------- 242 * U-Boot features 243 * ---------------------------------------------------------------------------- 244 */ 245 #define CONFIG_SYS_MAXARGS 16 /* max args for a command */ 246 247 #define CONFIG_MISC_INIT_R 248 249 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 250 #define CONFIG_SETUP_MEMORY_TAGS 251 #define CONFIG_INITRD_TAG 252 #define CONFIG_REVISION_TAG 253 254 /* Size of Console IO buffer */ 255 #define CONFIG_SYS_CBSIZE 512 256 257 /* Size of print buffer */ 258 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 259 sizeof(CONFIG_SYS_PROMPT) + 16) 260 261 /* Size of bootarg buffer */ 262 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 263 264 #define CONFIG_BOOTFILE "uImage" 265 266 /* 267 * NAND / OneNAND 268 */ 269 #if defined(CONFIG_CMD_NAND) 270 #define CONFIG_SYS_FLASH_BASE NAND_BASE 271 272 #define CONFIG_NAND_OMAP_GPMC 273 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 274 #elif defined(CONFIG_CMD_ONENAND) 275 #define CONFIG_SYS_FLASH_BASE ONENAND_MAP 276 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 277 #endif 278 279 #if !defined(CONFIG_ENV_IS_NOWHERE) 280 #if defined(CONFIG_CMD_NAND) 281 #define CONFIG_ENV_IS_IN_NAND 282 #elif defined(CONFIG_CMD_ONENAND) 283 #define CONFIG_ENV_IS_IN_ONENAND 284 #define CONFIG_ENV_OFFSET ONENAND_ENV_OFFSET 285 #endif 286 #endif /* CONFIG_ENV_IS_NOWHERE */ 287 288 #define CONFIG_ENV_ADDR CONFIG_ENV_OFFSET 289 290 #if defined(CONFIG_CMD_NET) 291 292 /* Ethernet (SMSC9115 from SMSC9118 family) */ 293 #define CONFIG_SMC911X 294 #define CONFIG_SMC911X_32_BIT 295 #define CONFIG_SMC911X_BASE 0x2C000000 296 297 /* BOOTP fields */ 298 #define CONFIG_BOOTP_SUBNETMASK 0x00000001 299 #define CONFIG_BOOTP_GATEWAY 0x00000002 300 #define CONFIG_BOOTP_HOSTNAME 0x00000004 301 #define CONFIG_BOOTP_BOOTPATH 0x00000010 302 303 #endif /* CONFIG_CMD_NET */ 304 305 /* Support for relocation */ 306 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 307 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 308 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 309 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 310 CONFIG_SYS_INIT_RAM_SIZE - \ 311 GENERATED_GBL_DATA_SIZE) 312 313 /* ----------------------------------------------------------------------------- 314 * Board specific 315 * ----------------------------------------------------------------------------- 316 */ 317 318 /* Uncomment to define the board revision statically */ 319 /* #define CONFIG_STATIC_BOARD_REV OMAP3EVM_BOARD_GEN_2 */ 320 321 /* Defines for SPL */ 322 #define CONFIG_SPL_FRAMEWORK 323 #define CONFIG_SPL_TEXT_BASE 0x40200800 324 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 325 CONFIG_SPL_TEXT_BASE) 326 327 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 328 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 329 330 #define CONFIG_SPL_BOARD_INIT 331 #define CONFIG_SPL_OMAP3_ID_NAND 332 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 333 334 /* 335 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 336 * 64 bytes before this address should be set aside for u-boot.img's 337 * header. That is 0x800FFFC0--0x80100000 should not be used for any 338 * other needs. 339 */ 340 #define CONFIG_SYS_TEXT_BASE 0x80100000 341 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 342 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 343 344 /* ----------------------------------------------------------------------------- 345 * Default environment 346 * ----------------------------------------------------------------------------- 347 */ 348 349 #define CONFIG_EXTRA_ENV_SETTINGS \ 350 "loadaddr=0x82000000\0" \ 351 "usbtty=cdc_acm\0" \ 352 "mmcdev=0\0" \ 353 "console=ttyO0,115200n8\0" \ 354 "mmcargs=setenv bootargs console=${console} " \ 355 "root=/dev/mmcblk0p2 rw " \ 356 "rootfstype=ext3 rootwait\0" \ 357 "nandargs=setenv bootargs console=${console} " \ 358 "root=/dev/mtdblock4 rw " \ 359 "rootfstype=jffs2\0" \ 360 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 361 "bootscript=echo Running bootscript from mmc ...; " \ 362 "source ${loadaddr}\0" \ 363 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 364 "mmcboot=echo Booting from mmc ...; " \ 365 "run mmcargs; " \ 366 "bootm ${loadaddr}\0" \ 367 "nandboot=echo Booting from nand ...; " \ 368 "run nandargs; " \ 369 "onenand read ${loadaddr} 280000 400000; " \ 370 "bootm ${loadaddr}\0" \ 371 372 #define CONFIG_BOOTCOMMAND \ 373 "mmc dev ${mmcdev}; if mmc rescan; then " \ 374 "if run loadbootscript; then " \ 375 "run bootscript; " \ 376 "else " \ 377 "if run loaduimage; then " \ 378 "run mmcboot; " \ 379 "else run nandboot; " \ 380 "fi; " \ 381 "fi; " \ 382 "else run nandboot; fi" 383 384 #endif /* __OMAP3EVM_CONFIG_H */ 385