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 #define CONFIG_OMAP 21 22 #include <asm/arch/omap.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_CMD_BOOTZ 39 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 40 #define CONFIG_SETUP_MEMORY_TAGS 41 #define CONFIG_INITRD_TAG 42 43 /* Custom script for NOR */ 44 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 45 46 #define CONFIG_SYS_CACHELINE_SIZE 64 47 48 /* commands to include */ 49 #include <config_cmd_default.h> 50 51 #define CONFIG_CMD_ASKENV 52 #define CONFIG_VERSION_VARIABLE 53 54 /* set to negative value for no autoboot */ 55 #define CONFIG_BOOTDELAY 1 56 #define CONFIG_ENV_VARS_UBOOT_CONFIG 57 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 58 #ifndef CONFIG_SPL_BUILD 59 #define CONFIG_EXTRA_ENV_SETTINGS \ 60 "loadaddr=0x80200000\0" \ 61 "fdtaddr=0x80F80000\0" \ 62 "fdt_high=0xffffffff\0" \ 63 "rdaddr=0x81000000\0" \ 64 "bootdir=/boot\0" \ 65 "bootfile=uImage\0" \ 66 "fdtfile=undefined\0" \ 67 "console=ttyO0,115200n8\0" \ 68 "optargs=\0" \ 69 "mtdids=" MTDIDS_DEFAULT "\0" \ 70 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 71 "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \ 72 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ 73 "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ 74 "mmcdev=0\0" \ 75 "mmcroot=/dev/mmcblk0p2 ro\0" \ 76 "mmcrootfstype=ext4 rootwait\0" \ 77 "bootpart=0:2\0" \ 78 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 79 "nandrootfstype=ubifs rootwait=1\0" \ 80 "nandsrcaddr=0x280000\0" \ 81 "nandimgsize=0x500000\0" \ 82 "rootpath=/export/rootfs\0" \ 83 "nfsopts=nolock\0" \ 84 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 85 "::off\0" \ 86 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 87 "ramrootfstype=ext2\0" \ 88 "mmcargs=setenv bootargs console=${console} " \ 89 "${optargs} " \ 90 "root=${mmcroot} " \ 91 "rootfstype=${mmcrootfstype}\0" \ 92 "nandargs=setenv bootargs console=${console} " \ 93 "${optargs} " \ 94 "root=${nandroot} " \ 95 "rootfstype=${nandrootfstype}\0" \ 96 "spiroot=/dev/mtdblock4 rw\0" \ 97 "spirootfstype=jffs2\0" \ 98 "spisrcaddr=0xe0000\0" \ 99 "spiimgsize=0x362000\0" \ 100 "spibusno=0\0" \ 101 "spiargs=setenv bootargs console=${console} " \ 102 "${optargs} " \ 103 "root=${spiroot} " \ 104 "rootfstype=${spirootfstype}\0" \ 105 "netargs=setenv bootargs console=${console} " \ 106 "${optargs} " \ 107 "root=/dev/nfs " \ 108 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 109 "ip=dhcp\0" \ 110 "bootenv=uEnv.txt\0" \ 111 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 112 "importbootenv=echo Importing environment from mmc ...; " \ 113 "env import -t $loadaddr $filesize\0" \ 114 "ramargs=setenv bootargs console=${console} " \ 115 "${optargs} " \ 116 "root=${ramroot} " \ 117 "rootfstype=${ramrootfstype}\0" \ 118 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 119 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 120 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 121 "mmcboot=echo Booting from mmc ...; " \ 122 "run mmcargs; " \ 123 "bootm ${loadaddr} - ${fdtaddr}\0" \ 124 "nandboot=echo Booting from nand ...; " \ 125 "run nandargs; " \ 126 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 127 "bootm ${loadaddr}\0" \ 128 "spiboot=echo Booting from spi ...; " \ 129 "run spiargs; " \ 130 "sf probe ${spibusno}:0; " \ 131 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 132 "bootm ${loadaddr}\0" \ 133 "netboot=echo Booting from network ...; " \ 134 "setenv autoload no; " \ 135 "dhcp; " \ 136 "tftp ${loadaddr} ${bootfile}; " \ 137 "tftp ${fdtaddr} ${fdtfile}; " \ 138 "run netargs; " \ 139 "bootm ${loadaddr} - ${fdtaddr}\0" \ 140 "ramboot=echo Booting from ramdisk ...; " \ 141 "run ramargs; " \ 142 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 143 "findfdt="\ 144 "if test $board_name = A335BONE; then " \ 145 "setenv fdtfile am335x-bone.dtb; fi; " \ 146 "if test $board_name = A335BNLT; then " \ 147 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 148 "if test $board_name = A33515BB; then " \ 149 "setenv fdtfile am335x-evm.dtb; fi; " \ 150 "if test $board_name = A335X_SK; then " \ 151 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 152 "if test $fdtfile = undefined; then " \ 153 "echo WARNING: Could not determine device tree to use; fi; \0" 154 #endif 155 156 #define CONFIG_BOOTCOMMAND \ 157 "run findfdt; " \ 158 "mmc dev ${mmcdev}; if mmc rescan; then " \ 159 "echo SD/MMC found on device ${mmcdev};" \ 160 "if run loadbootenv; then " \ 161 "echo Loaded environment from ${bootenv};" \ 162 "run importbootenv;" \ 163 "fi;" \ 164 "if test -n $uenvcmd; then " \ 165 "echo Running uenvcmd ...;" \ 166 "run uenvcmd;" \ 167 "fi;" \ 168 "if run loaduimage; then " \ 169 "run loadfdt;" \ 170 "run mmcboot;" \ 171 "fi;" \ 172 "else " \ 173 "run nandboot;" \ 174 "fi;" \ 175 176 /* Clock Defines */ 177 #define V_OSCK 24000000 /* Clock output from T2 */ 178 #define V_SCLK (V_OSCK) 179 180 #define CONFIG_CMD_ECHO 181 182 /* We set the max number of command args high to avoid HUSH bugs. */ 183 #define CONFIG_SYS_MAXARGS 64 184 185 /* Console I/O Buffer Size */ 186 #define CONFIG_SYS_CBSIZE 512 187 188 /* Print Buffer Size */ 189 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 190 + sizeof(CONFIG_SYS_PROMPT) + 16) 191 192 /* Boot Argument Buffer Size */ 193 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 194 195 /* 196 * memtest works on 8 MB in DRAM after skipping 32MB from 197 * start addr of ram disk 198 */ 199 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 200 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 201 + (8 * 1024 * 1024)) 202 203 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 204 205 #define CONFIG_MMC 206 #define CONFIG_GENERIC_MMC 207 #define CONFIG_OMAP_HSMMC 208 #define CONFIG_CMD_MMC 209 #define CONFIG_DOS_PARTITION 210 #define CONFIG_CMD_FAT 211 #define CONFIG_FAT_WRITE 212 #define CONFIG_CMD_EXT2 213 #define CONFIG_CMD_EXT4 214 #define CONFIG_CMD_FS_GENERIC 215 216 #define CONFIG_SPI 217 #define CONFIG_OMAP3_SPI 218 #define CONFIG_MTD_DEVICE 219 #define CONFIG_SPI_FLASH 220 #define CONFIG_SPI_FLASH_WINBOND 221 #define CONFIG_CMD_SF 222 #define CONFIG_SF_DEFAULT_SPEED (24000000) 223 224 /* USB Composite download gadget - g_dnl */ 225 #define CONFIG_USB_GADGET 226 #define CONFIG_USBDOWNLOAD_GADGET 227 228 /* USB TI's IDs */ 229 #define CONFIG_USBD_HS 230 #define CONFIG_G_DNL_VENDOR_NUM 0x0403 231 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 232 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 233 234 /* USB Device Firmware Update support */ 235 #define CONFIG_DFU_FUNCTION 236 #define CONFIG_DFU_MMC 237 #define CONFIG_DFU_NAND 238 #define CONFIG_CMD_DFU 239 #define DFU_ALT_INFO_MMC \ 240 "boot part 0 1;" \ 241 "rootfs part 0 2;" \ 242 "MLO fat 0 1;" \ 243 "MLO.raw mmc 100 100;" \ 244 "u-boot.img.raw mmc 300 400;" \ 245 "spl-os-args.raw mmc 80 80;" \ 246 "spl-os-image.raw mmc 900 2000;" \ 247 "spl-os-args fat 0 1;" \ 248 "spl-os-image fat 0 1;" \ 249 "u-boot.img fat 0 1;" \ 250 "uEnv.txt fat 0 1" 251 #define DFU_ALT_INFO_NAND \ 252 "SPL part 0 1;" \ 253 "SPL.backup1 part 0 2;" \ 254 "SPL.backup2 part 0 3;" \ 255 "SPL.backup3 part 0 4;" \ 256 "u-boot part 0 5;" \ 257 "u-boot-spl-os part 0 6;" \ 258 "kernel part 0 8;" \ 259 "rootfs part 0 9" 260 261 /* Physical Memory Map */ 262 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 263 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 264 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 265 266 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 267 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 268 GENERATED_GBL_DATA_SIZE) 269 /* Platform/Board specific defs */ 270 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 271 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 272 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 273 274 /* NS16550 Configuration */ 275 #define CONFIG_SYS_NS16550 276 #define CONFIG_SYS_NS16550_SERIAL 277 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 278 #define CONFIG_SYS_NS16550_CLK (48000000) 279 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 280 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 281 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 282 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 283 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 284 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 285 286 /* I2C Configuration */ 287 #define CONFIG_I2C 288 #define CONFIG_CMD_I2C 289 #define CONFIG_HARD_I2C 290 #define CONFIG_SYS_I2C_SPEED 100000 291 #define CONFIG_SYS_I2C_SLAVE 1 292 #define CONFIG_I2C_MULTI_BUS 293 #define CONFIG_DRIVER_OMAP24XX_I2C 294 #define CONFIG_CMD_EEPROM 295 #define CONFIG_ENV_EEPROM_IS_ON_I2C 296 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 297 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 298 #define CONFIG_SYS_I2C_MULTI_EEPROMS 299 300 #define CONFIG_OMAP_GPIO 301 302 #define CONFIG_BAUDRATE 115200 303 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 304 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 305 306 /* CPU */ 307 #define CONFIG_ARCH_CPU_INIT 308 309 #define CONFIG_ENV_OVERWRITE 1 310 #define CONFIG_SYS_CONSOLE_INFO_QUIET 311 312 #ifndef CONFIG_NOR_BOOT 313 /* Defines for SPL */ 314 #define CONFIG_SPL 315 #define CONFIG_SPL_FRAMEWORK 316 /* 317 * Place the image at the start of the ROM defined image space. 318 * We limit our size to the ROM-defined downloaded image area, and use the 319 * rest of the space for stack. 320 */ 321 #define CONFIG_SPL_TEXT_BASE 0x402F0400 322 #define CONFIG_SPL_MAX_SIZE (0x4030C000 - CONFIG_SPL_TEXT_BASE) 323 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 324 325 #define CONFIG_SPL_OS_BOOT 326 327 #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 328 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 329 330 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 331 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 332 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 333 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 334 335 #ifdef CONFIG_SPL_OS_BOOT 336 /* fat */ 337 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage" 338 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args" 339 #define CONFIG_SYS_SPL_ARGS_ADDR (PHYS_DRAM_1 + 0x100) 340 341 /* raw mmc */ 342 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 343 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 344 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 345 346 /* nand */ 347 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */ 348 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 349 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 350 351 /* spl export command */ 352 #define CONFIG_CMD_SPL 353 #endif 354 355 #define CONFIG_SPL_MMC_SUPPORT 356 #define CONFIG_SPL_FAT_SUPPORT 357 #define CONFIG_SPL_I2C_SUPPORT 358 359 #define CONFIG_SPL_LIBCOMMON_SUPPORT 360 #define CONFIG_SPL_LIBDISK_SUPPORT 361 #define CONFIG_SPL_LIBGENERIC_SUPPORT 362 #define CONFIG_SPL_SERIAL_SUPPORT 363 #define CONFIG_SPL_GPIO_SUPPORT 364 #define CONFIG_SPL_YMODEM_SUPPORT 365 #define CONFIG_SPL_NET_SUPPORT 366 #define CONFIG_SPL_ENV_SUPPORT 367 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 368 #define CONFIG_SPL_ETH_SUPPORT 369 #define CONFIG_SPL_SPI_SUPPORT 370 #define CONFIG_SPL_SPI_FLASH_SUPPORT 371 #define CONFIG_SPL_SPI_LOAD 372 #define CONFIG_SPL_SPI_BUS 0 373 #define CONFIG_SPL_SPI_CS 0 374 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 375 #define CONFIG_SPL_MUSB_NEW_SUPPORT 376 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 377 378 #define CONFIG_SPL_BOARD_INIT 379 #define CONFIG_SPL_NAND_AM33XX_BCH 380 #define CONFIG_SPL_NAND_SUPPORT 381 #define CONFIG_SPL_NAND_BASE 382 #define CONFIG_SPL_NAND_DRIVERS 383 #define CONFIG_SPL_NAND_ECC 384 #endif 385 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 386 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 387 CONFIG_SYS_NAND_PAGE_SIZE) 388 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 389 #define CONFIG_SYS_NAND_OOBSIZE 64 390 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 391 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 392 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 393 10, 11, 12, 13, 14, 15, 16, 17, \ 394 18, 19, 20, 21, 22, 23, 24, 25, \ 395 26, 27, 28, 29, 30, 31, 32, 33, \ 396 34, 35, 36, 37, 38, 39, 40, 41, \ 397 42, 43, 44, 45, 46, 47, 48, 49, \ 398 50, 51, 52, 53, 54, 55, 56, 57, } 399 400 #define CONFIG_SYS_NAND_ECCSIZE 512 401 #define CONFIG_SYS_NAND_ECCBYTES 14 402 403 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 404 405 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 406 407 /* 408 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 409 * 64 bytes before this address should be set aside for u-boot.img's 410 * header. That is 0x800FFFC0--0x80100000 should not be used for any 411 * other needs. 412 */ 413 #ifdef CONFIG_NOR_BOOT 414 #define CONFIG_SYS_TEXT_BASE 0x08000000 415 #else 416 #define CONFIG_SYS_TEXT_BASE 0x80800000 417 #endif 418 #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000 419 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 420 421 /* Since SPL did pll and ddr initialization for us, 422 * we don't need to do it twice. 423 */ 424 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) 425 #define CONFIG_SKIP_LOWLEVEL_INIT 426 #endif 427 428 /* 429 * USB configuration 430 */ 431 #define CONFIG_USB_MUSB_DSPS 432 #define CONFIG_ARCH_MISC_INIT 433 #define CONFIG_MUSB_GADGET 434 #define CONFIG_MUSB_PIO_ONLY 435 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 436 #define CONFIG_USB_GADGET_DUALSPEED 437 #define CONFIG_USB_GADGET_VBUS_DRAW 2 438 #define CONFIG_MUSB_HOST 439 #define CONFIG_AM335X_USB0 440 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 441 #define CONFIG_AM335X_USB1 442 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 443 444 #ifdef CONFIG_MUSB_HOST 445 #define CONFIG_CMD_USB 446 #define CONFIG_USB_STORAGE 447 #endif 448 449 #ifdef CONFIG_MUSB_GADGET 450 #define CONFIG_USB_ETHER 451 #define CONFIG_USB_ETH_RNDIS 452 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 453 #endif /* CONFIG_MUSB_GADGET */ 454 455 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 456 /* disable host part of MUSB in SPL */ 457 #undef CONFIG_MUSB_HOST 458 /* 459 * Disable CPSW SPL support so we fit within the 101KiB limit. 460 */ 461 #undef CONFIG_SPL_ETH_SUPPORT 462 #endif 463 464 /* 465 * Default to using SPI for environment, etc. 466 * 0x000000 - 0x020000 : SPL (128KiB) 467 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 468 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 469 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 470 * 0x0E0000 - 0x442000 : Linux Kernel 471 * 0x442000 - 0x800000 : Userland 472 */ 473 #if defined(CONFIG_SPI_BOOT) 474 #define CONFIG_ENV_IS_IN_SPI_FLASH 475 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 476 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 477 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 478 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 479 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 480 #define CONFIG_CMD_MTDPARTS 481 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 482 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 483 "512k(u-boot),128k(u-boot-env1)," \ 484 "128k(u-boot-env2),3464k(kernel)," \ 485 "-(rootfs)" 486 #endif /* SPI support */ 487 488 /* Unsupported features */ 489 #undef CONFIG_USE_IRQ 490 491 #define CONFIG_CMD_NET 492 #define CONFIG_CMD_DHCP 493 #define CONFIG_CMD_PING 494 #define CONFIG_DRIVER_TI_CPSW 495 #define CONFIG_MII 496 #define CONFIG_BOOTP_DEFAULT 497 #define CONFIG_BOOTP_DNS 498 #define CONFIG_BOOTP_DNS2 499 #define CONFIG_BOOTP_SEND_HOSTNAME 500 #define CONFIG_BOOTP_GATEWAY 501 #define CONFIG_BOOTP_SUBNETMASK 502 #define CONFIG_NET_RETRY_COUNT 10 503 #define CONFIG_NET_MULTI 504 #define CONFIG_PHY_GIGE 505 #define CONFIG_PHYLIB 506 #define CONFIG_PHY_ADDR 0 507 #define CONFIG_PHY_SMSC 508 509 #define CONFIG_NAND 510 /* NAND support */ 511 #ifdef CONFIG_NAND 512 #define CONFIG_CMD_NAND 513 #define CONFIG_CMD_MTDPARTS 514 #define CONFIG_NAND_OMAP_GPMC 515 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 516 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 517 /* to access nand at */ 518 /* CS0 */ 519 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 520 devices */ 521 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 522 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 523 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 524 "128k(SPL.backup1)," \ 525 "128k(SPL.backup2)," \ 526 "128k(SPL.backup3),1792k(u-boot)," \ 527 "128k(u-boot-spl-os)," \ 528 "128k(u-boot-env),5m(kernel),-(rootfs)" 529 #define CONFIG_ENV_IS_IN_NAND 530 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 531 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 532 #endif 533 #endif 534 535 /* 536 * NOR Size = 16 MiB 537 * Number of Sectors/Blocks = 128 538 * Sector Size = 128 KiB 539 * Word length = 16 bits 540 * Default layout: 541 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 542 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 543 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 544 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 545 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 546 */ 547 #if defined(CONFIG_NOR) 548 #undef CONFIG_SYS_NO_FLASH 549 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 550 #define CONFIG_SYS_FLASH_PROTECTION 551 #define CONFIG_SYS_FLASH_CFI 552 #define CONFIG_FLASH_CFI_DRIVER 553 #define CONFIG_FLASH_CFI_MTD 554 #define CONFIG_SYS_MAX_FLASH_SECT 128 555 #define CONFIG_SYS_MAX_FLASH_BANKS 1 556 #define CONFIG_SYS_FLASH_BASE (0x08000000) 557 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 558 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 559 #ifdef CONFIG_NOR_BOOT 560 #define CONFIG_ENV_IS_IN_FLASH 561 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 562 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 563 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 564 #define CONFIG_CMD_MTDPARTS 565 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 566 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 567 "512k(u-boot)," \ 568 "128k(u-boot-env1)," \ 569 "128k(u-boot-env2)," \ 570 "4m(kernel),-(rootfs)" 571 #endif 572 #define CONFIG_MTD_DEVICE 573 #define CONFIG_CMD_FLASH 574 #endif /* NOR support */ 575 576 #endif /* ! __CONFIG_AM335X_EVM_H */ 577