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/omap.h> 22 23 #define CONFIG_DMA_COHERENT 24 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 25 26 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 27 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 28 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 29 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 30 #define CONFIG_SYS_PROMPT "U-Boot# " 31 #define CONFIG_BOARD_LATE_INIT 32 #define CONFIG_SYS_NO_FLASH 33 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 34 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 35 36 #define CONFIG_OF_LIBFDT 37 #define CONFIG_CMD_BOOTZ 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 #ifndef CONFIG_SPL_BUILD 53 #define CONFIG_EXTRA_ENV_SETTINGS \ 54 "loadaddr=0x80200000\0" \ 55 "fdtaddr=0x80F80000\0" \ 56 "fdt_high=0xffffffff\0" \ 57 "rdaddr=0x81000000\0" \ 58 "bootdir=/boot\0" \ 59 "bootfile=uImage\0" \ 60 "fdtfile=\0" \ 61 "console=ttyO0,115200n8\0" \ 62 "optargs=\0" \ 63 "mmcdev=0\0" \ 64 "mmcroot=/dev/mmcblk0p2 ro\0" \ 65 "mmcrootfstype=ext4 rootwait\0" \ 66 "bootpart=0:2\0" \ 67 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 68 "nandrootfstype=ubifs rootwait=1\0" \ 69 "nandsrcaddr=0x280000\0" \ 70 "nandimgsize=0x500000\0" \ 71 "rootpath=/export/rootfs\0" \ 72 "nfsopts=nolock\0" \ 73 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 74 "::off\0" \ 75 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 76 "ramrootfstype=ext2\0" \ 77 "mmcargs=setenv bootargs console=${console} " \ 78 "${optargs} " \ 79 "root=${mmcroot} " \ 80 "rootfstype=${mmcrootfstype}\0" \ 81 "nandargs=setenv bootargs console=${console} " \ 82 "${optargs} " \ 83 "root=${nandroot} " \ 84 "rootfstype=${nandrootfstype}\0" \ 85 "spiroot=/dev/mtdblock4 rw\0" \ 86 "spirootfstype=jffs2\0" \ 87 "spisrcaddr=0xe0000\0" \ 88 "spiimgsize=0x362000\0" \ 89 "spibusno=0\0" \ 90 "spiargs=setenv bootargs console=${console} " \ 91 "${optargs} " \ 92 "root=${spiroot} " \ 93 "rootfstype=${spirootfstype}\0" \ 94 "netargs=setenv bootargs console=${console} " \ 95 "${optargs} " \ 96 "root=/dev/nfs " \ 97 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 98 "ip=dhcp\0" \ 99 "bootenv=uEnv.txt\0" \ 100 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 101 "importbootenv=echo Importing environment from mmc ...; " \ 102 "env import -t $loadaddr $filesize\0" \ 103 "ramargs=setenv bootargs console=${console} " \ 104 "${optargs} " \ 105 "root=${ramroot} " \ 106 "rootfstype=${ramrootfstype}\0" \ 107 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 108 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 109 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 110 "mmcboot=echo Booting from mmc ...; " \ 111 "run mmcargs; " \ 112 "bootm ${loadaddr} - ${fdtaddr}\0" \ 113 "nandboot=echo Booting from nand ...; " \ 114 "run nandargs; " \ 115 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 116 "bootm ${loadaddr}\0" \ 117 "spiboot=echo Booting from spi ...; " \ 118 "run spiargs; " \ 119 "sf probe ${spibusno}:0; " \ 120 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 121 "bootm ${loadaddr}\0" \ 122 "netboot=echo Booting from network ...; " \ 123 "setenv autoload no; " \ 124 "dhcp; " \ 125 "tftp ${loadaddr} ${bootfile}; " \ 126 "tftp ${fdtaddr} ${fdtfile}; " \ 127 "run netargs; " \ 128 "bootm ${loadaddr} - ${fdtaddr}\0" \ 129 "ramboot=echo Booting from ramdisk ...; " \ 130 "run ramargs; " \ 131 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 132 "findfdt="\ 133 "if test $board_name = A335BONE; then " \ 134 "setenv fdtfile am335x-bone.dtb; fi; " \ 135 "if test $board_name = A335BNLT; then " \ 136 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 137 "if test $board_name = A33515BB; then " \ 138 "setenv fdtfile am335x-evm.dtb; fi; " \ 139 "if test $board_name = A335X_SK; then " \ 140 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 141 142 #endif 143 144 #define CONFIG_BOOTCOMMAND \ 145 "run findfdt; " \ 146 "mmc dev ${mmcdev}; if mmc rescan; then " \ 147 "echo SD/MMC found on device ${mmcdev};" \ 148 "if run loadbootenv; then " \ 149 "echo Loaded environment from ${bootenv};" \ 150 "run importbootenv;" \ 151 "fi;" \ 152 "if test -n $uenvcmd; then " \ 153 "echo Running uenvcmd ...;" \ 154 "run uenvcmd;" \ 155 "fi;" \ 156 "if run loaduimage; then " \ 157 "run loadfdt;" \ 158 "run mmcboot;" \ 159 "fi;" \ 160 "else " \ 161 "run nandboot;" \ 162 "fi;" \ 163 164 /* Clock Defines */ 165 #define V_OSCK 24000000 /* Clock output from T2 */ 166 #define V_SCLK (V_OSCK) 167 168 #define CONFIG_CMD_ECHO 169 170 /* max number of command args */ 171 #define CONFIG_SYS_MAXARGS 16 172 173 /* Console I/O Buffer Size */ 174 #define CONFIG_SYS_CBSIZE 512 175 176 /* Print Buffer Size */ 177 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 178 + sizeof(CONFIG_SYS_PROMPT) + 16) 179 180 /* Boot Argument Buffer Size */ 181 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 182 183 /* 184 * memtest works on 8 MB in DRAM after skipping 32MB from 185 * start addr of ram disk 186 */ 187 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 188 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 189 + (8 * 1024 * 1024)) 190 191 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 192 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 193 194 #define CONFIG_MMC 195 #define CONFIG_GENERIC_MMC 196 #define CONFIG_OMAP_HSMMC 197 #define CONFIG_CMD_MMC 198 #define CONFIG_DOS_PARTITION 199 #define CONFIG_CMD_FAT 200 #define CONFIG_CMD_EXT2 201 #define CONFIG_CMD_EXT4 202 #define CONFIG_CMD_FS_GENERIC 203 204 #define CONFIG_SPI 205 #define CONFIG_OMAP3_SPI 206 #define CONFIG_MTD_DEVICE 207 #define CONFIG_SPI_FLASH 208 #define CONFIG_SPI_FLASH_WINBOND 209 #define CONFIG_CMD_SF 210 #define CONFIG_SF_DEFAULT_SPEED (24000000) 211 212 /* Physical Memory Map */ 213 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 214 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 215 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 216 217 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 218 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 219 GENERATED_GBL_DATA_SIZE) 220 /* Platform/Board specific defs */ 221 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 222 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 223 #define CONFIG_SYS_HZ 1000 224 225 /* NS16550 Configuration */ 226 #define CONFIG_SYS_NS16550 227 #define CONFIG_SYS_NS16550_SERIAL 228 #define CONFIG_SERIAL_MULTI 229 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 230 #define CONFIG_SYS_NS16550_CLK (48000000) 231 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 232 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 233 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 234 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 235 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 236 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 237 238 /* I2C Configuration */ 239 #define CONFIG_I2C 240 #define CONFIG_CMD_I2C 241 #define CONFIG_HARD_I2C 242 #define CONFIG_SYS_I2C_SPEED 100000 243 #define CONFIG_SYS_I2C_SLAVE 1 244 #define CONFIG_I2C_MULTI_BUS 245 #define CONFIG_DRIVER_OMAP24XX_I2C 246 #define CONFIG_CMD_EEPROM 247 #define CONFIG_ENV_EEPROM_IS_ON_I2C 248 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 249 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 250 #define CONFIG_SYS_I2C_MULTI_EEPROMS 251 252 #define CONFIG_OMAP_GPIO 253 254 #define CONFIG_BAUDRATE 115200 255 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 256 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 257 258 #define CONFIG_ENV_OVERWRITE 1 259 #define CONFIG_SYS_CONSOLE_INFO_QUIET 260 261 #define CONFIG_ENV_IS_NOWHERE 262 263 /* Defines for SPL */ 264 #define CONFIG_SPL 265 #define CONFIG_SPL_FRAMEWORK 266 #define CONFIG_SPL_TEXT_BASE 0x402F0400 267 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 268 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 269 270 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 271 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 272 273 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 274 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 275 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 276 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 277 #define CONFIG_SPL_MMC_SUPPORT 278 #define CONFIG_SPL_FAT_SUPPORT 279 #define CONFIG_SPL_I2C_SUPPORT 280 281 #define CONFIG_SPL_LIBCOMMON_SUPPORT 282 #define CONFIG_SPL_LIBDISK_SUPPORT 283 #define CONFIG_SPL_LIBGENERIC_SUPPORT 284 #define CONFIG_SPL_SERIAL_SUPPORT 285 #define CONFIG_SPL_GPIO_SUPPORT 286 #define CONFIG_SPL_YMODEM_SUPPORT 287 #define CONFIG_SPL_NET_SUPPORT 288 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 289 #define CONFIG_SPL_ETH_SUPPORT 290 #define CONFIG_SPL_SPI_SUPPORT 291 #define CONFIG_SPL_SPI_FLASH_SUPPORT 292 #define CONFIG_SPL_SPI_LOAD 293 #define CONFIG_SPL_SPI_BUS 0 294 #define CONFIG_SPL_SPI_CS 0 295 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x80000 296 #define CONFIG_SPL_MUSB_NEW_SUPPORT 297 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 298 299 #define CONFIG_SPL_BOARD_INIT 300 #define CONFIG_SPL_NAND_AM33XX_BCH 301 #define CONFIG_SPL_NAND_SUPPORT 302 #define CONFIG_SPL_NAND_BASE 303 #define CONFIG_SPL_NAND_DRIVERS 304 #define CONFIG_SPL_NAND_ECC 305 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 306 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 307 CONFIG_SYS_NAND_PAGE_SIZE) 308 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 309 #define CONFIG_SYS_NAND_OOBSIZE 64 310 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 311 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 312 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 313 10, 11, 12, 13, 14, 15, 16, 17, \ 314 18, 19, 20, 21, 22, 23, 24, 25, \ 315 26, 27, 28, 29, 30, 31, 32, 33, \ 316 34, 35, 36, 37, 38, 39, 40, 41, \ 317 42, 43, 44, 45, 46, 47, 48, 49, \ 318 50, 51, 52, 53, 54, 55, 56, 57, } 319 320 #define CONFIG_SYS_NAND_ECCSIZE 512 321 #define CONFIG_SYS_NAND_ECCBYTES 14 322 323 #define CONFIG_SYS_NAND_ECCSTEPS 4 324 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 325 CONFIG_SYS_NAND_ECCSTEPS) 326 327 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 328 329 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 330 331 /* 332 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 333 * 64 bytes before this address should be set aside for u-boot.img's 334 * header. That is 0x800FFFC0--0x80100000 should not be used for any 335 * other needs. 336 */ 337 #define CONFIG_SYS_TEXT_BASE 0x80800000 338 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 339 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 340 341 /* Since SPL did pll and ddr initialization for us, 342 * we don't need to do it twice. 343 */ 344 #ifndef CONFIG_SPL_BUILD 345 #define CONFIG_SKIP_LOWLEVEL_INIT 346 #endif 347 348 /* 349 * USB configuration 350 */ 351 #define CONFIG_USB_MUSB_DSPS 352 #define CONFIG_ARCH_MISC_INIT 353 #define CONFIG_MUSB_GADGET 354 #define CONFIG_MUSB_PIO_ONLY 355 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 356 #define CONFIG_USB_GADGET_DUALSPEED 357 #define CONFIG_MUSB_HOST 358 #define CONFIG_AM335X_USB0 359 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 360 #define CONFIG_AM335X_USB1 361 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 362 363 #ifdef CONFIG_MUSB_HOST 364 #define CONFIG_CMD_USB 365 #define CONFIG_USB_STORAGE 366 #endif 367 368 #ifdef CONFIG_MUSB_GADGET 369 #define CONFIG_USB_ETHER 370 #define CONFIG_USB_ETH_RNDIS 371 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 372 #endif /* CONFIG_MUSB_GADGET */ 373 374 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 375 /* disable host part of MUSB in SPL */ 376 #undef CONFIG_MUSB_HOST 377 /* 378 * Disable CPSW SPL support so we fit within the 101KiB limit. 379 */ 380 #undef CONFIG_SPL_ETH_SUPPORT 381 #endif 382 383 /* 384 * Default to using SPI for environment, etc. We have multiple copies 385 * of SPL as the ROM will check these locations. 386 * 0x0 - 0x20000 : First copy of SPL 387 * 0x20000 - 0x40000 : Second copy of SPL 388 * 0x40000 - 0x60000 : Third copy of SPL 389 * 0x60000 - 0x80000 : Fourth copy of SPL 390 * 0x80000 - 0xDF000 : U-Boot 391 * 0xDF000 - 0xE0000 : U-Boot Environment 392 * 0xE0000 - 0x442000 : Linux Kernel 393 * 0x442000 - 0x800000 : Userland 394 */ 395 #if defined(CONFIG_SPI_BOOT) 396 # undef CONFIG_ENV_IS_NOWHERE 397 # define CONFIG_ENV_IS_IN_SPI_FLASH 398 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 399 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 400 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 401 #endif /* SPI support */ 402 403 /* Unsupported features */ 404 #undef CONFIG_USE_IRQ 405 406 #define CONFIG_CMD_NET 407 #define CONFIG_CMD_DHCP 408 #define CONFIG_CMD_PING 409 #define CONFIG_DRIVER_TI_CPSW 410 #define CONFIG_MII 411 #define CONFIG_BOOTP_DEFAULT 412 #define CONFIG_BOOTP_DNS 413 #define CONFIG_BOOTP_DNS2 414 #define CONFIG_BOOTP_SEND_HOSTNAME 415 #define CONFIG_BOOTP_GATEWAY 416 #define CONFIG_BOOTP_SUBNETMASK 417 #define CONFIG_NET_RETRY_COUNT 10 418 #define CONFIG_NET_MULTI 419 #define CONFIG_PHY_GIGE 420 #define CONFIG_PHYLIB 421 #define CONFIG_PHY_ADDR 0 422 #define CONFIG_PHY_SMSC 423 424 #define CONFIG_NAND 425 /* NAND support */ 426 #ifdef CONFIG_NAND 427 #define CONFIG_CMD_NAND 428 #define CONFIG_NAND_OMAP_GPMC 429 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 430 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 431 /* to access nand at */ 432 /* CS0 */ 433 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 434 devices */ 435 #if !defined(CONFIG_SPI_BOOT) 436 #undef CONFIG_ENV_IS_NOWHERE 437 #define CONFIG_ENV_IS_IN_NAND 438 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 439 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 440 #endif 441 #endif 442 443 #endif /* ! __CONFIG_AM335X_EVM_H */ 444