1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation version 2. 9 * 10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 11 * kind, whether express or implied; without even the implied warranty 12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef __CONFIG_AM335X_EVM_H 17 #define __CONFIG_AM335X_EVM_H 18 19 #define CONFIG_AM33XX 20 21 #include <asm/arch/cpu.h> 22 #include <asm/arch/hardware.h> 23 24 #define CONFIG_DMA_COHERENT 25 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 26 27 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 28 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 29 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 30 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 31 #define CONFIG_SYS_PROMPT "U-Boot# " 32 #define CONFIG_BOARD_LATE_INIT 33 #define CONFIG_SYS_NO_FLASH 34 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 35 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 36 37 #define CONFIG_OF_LIBFDT 38 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 39 #define CONFIG_SETUP_MEMORY_TAGS 40 #define CONFIG_INITRD_TAG 41 42 /* commands to include */ 43 #include <config_cmd_default.h> 44 45 #define CONFIG_CMD_ASKENV 46 #define CONFIG_VERSION_VARIABLE 47 48 /* set to negative value for no autoboot */ 49 #define CONFIG_BOOTDELAY 1 50 #define CONFIG_ENV_VARS_UBOOT_CONFIG 51 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 52 #define CONFIG_EXTRA_ENV_SETTINGS \ 53 "loadaddr=0x80200000\0" \ 54 "fdtaddr=0x80F80000\0" \ 55 "fdt_high=0xffffffff\0" \ 56 "rdaddr=0x81000000\0" \ 57 "bootfile=/boot/uImage\0" \ 58 "fdtfile=\0" \ 59 "console=ttyO0,115200n8\0" \ 60 "optargs=\0" \ 61 "mmcdev=0\0" \ 62 "mmcroot=/dev/mmcblk0p2 ro\0" \ 63 "mmcrootfstype=ext4 rootwait\0" \ 64 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 65 "nandrootfstype=ubifs rootwait=1\0" \ 66 "nandsrcaddr=0x280000\0" \ 67 "nandimgsize=0x500000\0" \ 68 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 69 "ramrootfstype=ext2\0" \ 70 "mmcargs=setenv bootargs console=${console} " \ 71 "${optargs} " \ 72 "root=${mmcroot} " \ 73 "rootfstype=${mmcrootfstype}\0" \ 74 "nandargs=setenv bootargs console=${console} " \ 75 "${optargs} " \ 76 "root=${nandroot} " \ 77 "rootfstype=${nandrootfstype}\0" \ 78 "bootenv=uEnv.txt\0" \ 79 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 80 "importbootenv=echo Importing environment from mmc ...; " \ 81 "env import -t $loadaddr $filesize\0" \ 82 "ramargs=setenv bootargs console=${console} " \ 83 "${optargs} " \ 84 "root=${ramroot} " \ 85 "rootfstype=${ramrootfstype}\0" \ 86 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 87 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 88 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 89 "mmcboot=echo Booting from mmc ...; " \ 90 "run mmcargs; " \ 91 "bootm ${loadaddr}\0" \ 92 "nandboot=echo Booting from nand ...; " \ 93 "run nandargs; " \ 94 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 95 "bootm ${loadaddr}\0" \ 96 "ramboot=echo Booting from ramdisk ...; " \ 97 "run ramargs; " \ 98 "bootm ${loadaddr}\0" \ 99 "findfdt="\ 100 "if test $board_name = A335BONE; then " \ 101 "setenv fdtfile am335x-bone.dtb; fi; " \ 102 "if test $board_name = A33515BB; then " \ 103 "setenv fdtfile am335x-evm.dtb; fi; " \ 104 "if test $board_name = A335X_SK; then " \ 105 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 106 107 #define CONFIG_BOOTCOMMAND \ 108 "mmc dev ${mmcdev}; if mmc rescan; then " \ 109 "echo SD/MMC found on device ${mmcdev};" \ 110 "if run loadbootenv; then " \ 111 "echo Loaded environment from ${bootenv};" \ 112 "run importbootenv;" \ 113 "fi;" \ 114 "if test -n $uenvcmd; then " \ 115 "echo Running uenvcmd ...;" \ 116 "run uenvcmd;" \ 117 "fi;" \ 118 "if run loaduimage; then " \ 119 "run mmcboot;" \ 120 "fi;" \ 121 "else " \ 122 "run nandboot;" \ 123 "fi;" \ 124 125 /* Clock Defines */ 126 #define V_OSCK 24000000 /* Clock output from T2 */ 127 #define V_SCLK (V_OSCK) 128 129 #define CONFIG_CMD_ECHO 130 131 /* max number of command args */ 132 #define CONFIG_SYS_MAXARGS 16 133 134 /* Console I/O Buffer Size */ 135 #define CONFIG_SYS_CBSIZE 512 136 137 /* Print Buffer Size */ 138 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 139 + sizeof(CONFIG_SYS_PROMPT) + 16) 140 141 /* Boot Argument Buffer Size */ 142 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 143 144 /* 145 * memtest works on 8 MB in DRAM after skipping 32MB from 146 * start addr of ram disk 147 */ 148 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 149 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 150 + (8 * 1024 * 1024)) 151 152 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 153 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 154 155 #define CONFIG_MMC 156 #define CONFIG_GENERIC_MMC 157 #define CONFIG_OMAP_HSMMC 158 #define CONFIG_CMD_MMC 159 #define CONFIG_DOS_PARTITION 160 #define CONFIG_CMD_FAT 161 #define CONFIG_CMD_EXT2 162 163 #define CONFIG_SPI 164 #define CONFIG_OMAP3_SPI 165 #define CONFIG_MTD_DEVICE 166 #define CONFIG_SPI_FLASH 167 #define CONFIG_SPI_FLASH_WINBOND 168 #define CONFIG_CMD_SF 169 #define CONFIG_SF_DEFAULT_SPEED (24000000) 170 171 /* Physical Memory Map */ 172 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 173 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 174 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 175 176 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 177 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 178 GENERATED_GBL_DATA_SIZE) 179 /* Platform/Board specific defs */ 180 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 181 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 182 #define CONFIG_SYS_HZ 1000 183 184 /* NS16550 Configuration */ 185 #define CONFIG_SYS_NS16550 186 #define CONFIG_SYS_NS16550_SERIAL 187 #define CONFIG_SERIAL_MULTI 188 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 189 #define CONFIG_SYS_NS16550_CLK (48000000) 190 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 191 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 192 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 193 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 194 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 195 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 196 197 /* I2C Configuration */ 198 #define CONFIG_I2C 199 #define CONFIG_CMD_I2C 200 #define CONFIG_HARD_I2C 201 #define CONFIG_SYS_I2C_SPEED 100000 202 #define CONFIG_SYS_I2C_SLAVE 1 203 #define CONFIG_I2C_MULTI_BUS 204 #define CONFIG_DRIVER_OMAP24XX_I2C 205 #define CONFIG_CMD_EEPROM 206 #define CONFIG_ENV_EEPROM_IS_ON_I2C 207 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 208 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 209 #define CONFIG_SYS_I2C_MULTI_EEPROMS 210 211 #define CONFIG_OMAP_GPIO 212 213 #define CONFIG_BAUDRATE 115200 214 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 215 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 216 217 #define CONFIG_ENV_OVERWRITE 1 218 #define CONFIG_SYS_CONSOLE_INFO_QUIET 219 220 #define CONFIG_ENV_IS_NOWHERE 221 222 /* Defines for SPL */ 223 #define CONFIG_SPL 224 #define CONFIG_SPL_FRAMEWORK 225 #define CONFIG_SPL_TEXT_BASE 0x402F0400 226 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 227 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 228 229 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 230 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 231 232 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 233 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 234 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 235 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 236 #define CONFIG_SPL_MMC_SUPPORT 237 #define CONFIG_SPL_FAT_SUPPORT 238 #define CONFIG_SPL_I2C_SUPPORT 239 240 #define CONFIG_SPL_LIBCOMMON_SUPPORT 241 #define CONFIG_SPL_LIBDISK_SUPPORT 242 #define CONFIG_SPL_LIBGENERIC_SUPPORT 243 #define CONFIG_SPL_SERIAL_SUPPORT 244 #define CONFIG_SPL_GPIO_SUPPORT 245 #define CONFIG_SPL_YMODEM_SUPPORT 246 #define CONFIG_SPL_NET_SUPPORT 247 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 248 #define CONFIG_SPL_ETH_SUPPORT 249 #define CONFIG_SPL_SPI_SUPPORT 250 #define CONFIG_SPL_SPI_FLASH_SUPPORT 251 #define CONFIG_SPL_SPI_LOAD 252 #define CONFIG_SPL_SPI_BUS 0 253 #define CONFIG_SPL_SPI_CS 0 254 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 255 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 256 #define CONFIG_SPL_MUSB_NEW_SUPPORT 257 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 258 259 #define CONFIG_SPL_BOARD_INIT 260 #define CONFIG_SPL_NAND_AM33XX_BCH 261 #define CONFIG_SPL_NAND_SUPPORT 262 #define CONFIG_SPL_NAND_BASE 263 #define CONFIG_SPL_NAND_DRIVERS 264 #define CONFIG_SPL_NAND_ECC 265 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 266 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 267 CONFIG_SYS_NAND_PAGE_SIZE) 268 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 269 #define CONFIG_SYS_NAND_OOBSIZE 64 270 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 271 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 272 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 273 10, 11, 12, 13, 14, 15, 16, 17, \ 274 18, 19, 20, 21, 22, 23, 24, 25, \ 275 26, 27, 28, 29, 30, 31, 32, 33, \ 276 34, 35, 36, 37, 38, 39, 40, 41, \ 277 42, 43, 44, 45, 46, 47, 48, 49, \ 278 50, 51, 52, 53, 54, 55, 56, 57, } 279 280 #define CONFIG_SYS_NAND_ECCSIZE 512 281 #define CONFIG_SYS_NAND_ECCBYTES 14 282 283 #define CONFIG_SYS_NAND_ECCSTEPS 4 284 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 285 CONFIG_SYS_NAND_ECCSTEPS) 286 287 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 288 289 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 290 291 /* 292 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 293 * 64 bytes before this address should be set aside for u-boot.img's 294 * header. That is 0x800FFFC0--0x80100000 should not be used for any 295 * other needs. 296 */ 297 #define CONFIG_SYS_TEXT_BASE 0x80800000 298 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 299 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 300 301 /* Since SPL did pll and ddr initialization for us, 302 * we don't need to do it twice. 303 */ 304 #ifndef CONFIG_SPL_BUILD 305 #define CONFIG_SKIP_LOWLEVEL_INIT 306 #endif 307 308 /* 309 * USB configuration 310 */ 311 #define CONFIG_USB_MUSB_DSPS 312 #define CONFIG_ARCH_MISC_INIT 313 #define CONFIG_MUSB_GADGET 314 #define CONFIG_MUSB_PIO_ONLY 315 #define CONFIG_USB_GADGET_DUALSPEED 316 #define CONFIG_MUSB_HOST 317 #define CONFIG_AM335X_USB0 318 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 319 #define CONFIG_AM335X_USB1 320 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 321 322 #ifdef CONFIG_MUSB_HOST 323 #define CONFIG_CMD_USB 324 #define CONFIG_USB_STORAGE 325 #endif 326 327 #ifdef CONFIG_MUSB_GADGET 328 #define CONFIG_USB_ETHER 329 #define CONFIG_USB_ETH_RNDIS 330 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 331 #endif /* CONFIG_MUSB_GADGET */ 332 333 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 334 /* disable host part of MUSB in SPL */ 335 #undef CONFIG_MUSB_HOST 336 /* 337 * Disable UART, CPSW ethernet support and extra environment settings so we 338 * will fit within 101KiB. 339 */ 340 #undef CONFIG_SPL_ETH_SUPPORT 341 #undef CONFIG_SPL_YMODEM_SUPPORT 342 #undef CONFIG_EXTRA_ENV_SETTINGS 343 #endif 344 345 /* Unsupported features */ 346 #undef CONFIG_USE_IRQ 347 348 #define CONFIG_CMD_NET 349 #define CONFIG_CMD_DHCP 350 #define CONFIG_CMD_PING 351 #define CONFIG_DRIVER_TI_CPSW 352 #define CONFIG_MII 353 #define CONFIG_BOOTP_DEFAULT 354 #define CONFIG_BOOTP_DNS 355 #define CONFIG_BOOTP_DNS2 356 #define CONFIG_BOOTP_SEND_HOSTNAME 357 #define CONFIG_BOOTP_GATEWAY 358 #define CONFIG_BOOTP_SUBNETMASK 359 #define CONFIG_NET_RETRY_COUNT 10 360 #define CONFIG_NET_MULTI 361 #define CONFIG_PHY_GIGE 362 #define CONFIG_PHYLIB 363 #define CONFIG_PHY_ADDR 0 364 #define CONFIG_PHY_SMSC 365 366 #define CONFIG_NAND 367 /* NAND support */ 368 #ifdef CONFIG_NAND 369 #define CONFIG_CMD_NAND 370 #define CONFIG_NAND_OMAP_GPMC 371 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 372 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 373 /* to access nand at */ 374 /* CS0 */ 375 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 376 devices */ 377 #undef CONFIG_ENV_IS_NOWHERE 378 #define CONFIG_ENV_IS_IN_NAND 379 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 380 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 381 #endif 382 383 #endif /* ! __CONFIG_AM335X_EVM_H */ 384