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 #define CONFIG_SYS_CACHELINE_SIZE 64 43 44 /* commands to include */ 45 #include <config_cmd_default.h> 46 47 #define CONFIG_CMD_ASKENV 48 #define CONFIG_VERSION_VARIABLE 49 50 /* set to negative value for no autoboot */ 51 #define CONFIG_BOOTDELAY 1 52 #define CONFIG_ENV_VARS_UBOOT_CONFIG 53 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 54 #ifndef CONFIG_SPL_BUILD 55 #define CONFIG_EXTRA_ENV_SETTINGS \ 56 "loadaddr=0x80200000\0" \ 57 "fdtaddr=0x80F80000\0" \ 58 "fdt_high=0xffffffff\0" \ 59 "rdaddr=0x81000000\0" \ 60 "bootdir=/boot\0" \ 61 "bootfile=uImage\0" \ 62 "fdtfile=\0" \ 63 "console=ttyO0,115200n8\0" \ 64 "optargs=\0" \ 65 "mtdids=" MTDIDS_DEFAULT "\0" \ 66 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 67 "mmcdev=0\0" \ 68 "mmcroot=/dev/mmcblk0p2 ro\0" \ 69 "mmcrootfstype=ext4 rootwait\0" \ 70 "bootpart=0:2\0" \ 71 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 72 "nandrootfstype=ubifs rootwait=1\0" \ 73 "nandsrcaddr=0x280000\0" \ 74 "nandimgsize=0x500000\0" \ 75 "rootpath=/export/rootfs\0" \ 76 "nfsopts=nolock\0" \ 77 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 78 "::off\0" \ 79 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 80 "ramrootfstype=ext2\0" \ 81 "mmcargs=setenv bootargs console=${console} " \ 82 "${optargs} " \ 83 "root=${mmcroot} " \ 84 "rootfstype=${mmcrootfstype}\0" \ 85 "nandargs=setenv bootargs console=${console} " \ 86 "${optargs} " \ 87 "root=${nandroot} " \ 88 "rootfstype=${nandrootfstype}\0" \ 89 "spiroot=/dev/mtdblock4 rw\0" \ 90 "spirootfstype=jffs2\0" \ 91 "spisrcaddr=0xe0000\0" \ 92 "spiimgsize=0x362000\0" \ 93 "spibusno=0\0" \ 94 "spiargs=setenv bootargs console=${console} " \ 95 "${optargs} " \ 96 "root=${spiroot} " \ 97 "rootfstype=${spirootfstype}\0" \ 98 "netargs=setenv bootargs console=${console} " \ 99 "${optargs} " \ 100 "root=/dev/nfs " \ 101 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 102 "ip=dhcp\0" \ 103 "bootenv=uEnv.txt\0" \ 104 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 105 "importbootenv=echo Importing environment from mmc ...; " \ 106 "env import -t $loadaddr $filesize\0" \ 107 "ramargs=setenv bootargs console=${console} " \ 108 "${optargs} " \ 109 "root=${ramroot} " \ 110 "rootfstype=${ramrootfstype}\0" \ 111 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 112 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 113 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 114 "mmcboot=echo Booting from mmc ...; " \ 115 "run mmcargs; " \ 116 "bootm ${loadaddr} - ${fdtaddr}\0" \ 117 "nandboot=echo Booting from nand ...; " \ 118 "run nandargs; " \ 119 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 120 "bootm ${loadaddr}\0" \ 121 "spiboot=echo Booting from spi ...; " \ 122 "run spiargs; " \ 123 "sf probe ${spibusno}:0; " \ 124 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 125 "bootm ${loadaddr}\0" \ 126 "netboot=echo Booting from network ...; " \ 127 "setenv autoload no; " \ 128 "dhcp; " \ 129 "tftp ${loadaddr} ${bootfile}; " \ 130 "tftp ${fdtaddr} ${fdtfile}; " \ 131 "run netargs; " \ 132 "bootm ${loadaddr} - ${fdtaddr}\0" \ 133 "ramboot=echo Booting from ramdisk ...; " \ 134 "run ramargs; " \ 135 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 136 "findfdt="\ 137 "if test $board_name = A335BONE; then " \ 138 "setenv fdtfile am335x-bone.dtb; fi; " \ 139 "if test $board_name = A335BNLT; then " \ 140 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 141 "if test $board_name = A33515BB; then " \ 142 "setenv fdtfile am335x-evm.dtb; fi; " \ 143 "if test $board_name = A335X_SK; then " \ 144 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 145 146 #endif 147 148 #define CONFIG_BOOTCOMMAND \ 149 "run findfdt; " \ 150 "mmc dev ${mmcdev}; if mmc rescan; then " \ 151 "echo SD/MMC found on device ${mmcdev};" \ 152 "if run loadbootenv; then " \ 153 "echo Loaded environment from ${bootenv};" \ 154 "run importbootenv;" \ 155 "fi;" \ 156 "if test -n $uenvcmd; then " \ 157 "echo Running uenvcmd ...;" \ 158 "run uenvcmd;" \ 159 "fi;" \ 160 "if run loaduimage; then " \ 161 "run loadfdt;" \ 162 "run mmcboot;" \ 163 "fi;" \ 164 "else " \ 165 "run nandboot;" \ 166 "fi;" \ 167 168 /* Clock Defines */ 169 #define V_OSCK 24000000 /* Clock output from T2 */ 170 #define V_SCLK (V_OSCK) 171 172 #define CONFIG_CMD_ECHO 173 174 /* max number of command args */ 175 #define CONFIG_SYS_MAXARGS 16 176 177 /* Console I/O Buffer Size */ 178 #define CONFIG_SYS_CBSIZE 512 179 180 /* Print Buffer Size */ 181 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 182 + sizeof(CONFIG_SYS_PROMPT) + 16) 183 184 /* Boot Argument Buffer Size */ 185 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 186 187 /* 188 * memtest works on 8 MB in DRAM after skipping 32MB from 189 * start addr of ram disk 190 */ 191 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 192 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 193 + (8 * 1024 * 1024)) 194 195 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 196 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 197 198 #define CONFIG_MMC 199 #define CONFIG_GENERIC_MMC 200 #define CONFIG_OMAP_HSMMC 201 #define CONFIG_CMD_MMC 202 #define CONFIG_DOS_PARTITION 203 #define CONFIG_CMD_FAT 204 #define CONFIG_CMD_EXT2 205 #define CONFIG_CMD_EXT4 206 #define CONFIG_CMD_FS_GENERIC 207 208 #define CONFIG_SPI 209 #define CONFIG_OMAP3_SPI 210 #define CONFIG_MTD_DEVICE 211 #define CONFIG_SPI_FLASH 212 #define CONFIG_SPI_FLASH_WINBOND 213 #define CONFIG_CMD_SF 214 #define CONFIG_SF_DEFAULT_SPEED (24000000) 215 216 /* Physical Memory Map */ 217 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 218 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 219 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 220 221 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 222 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 223 GENERATED_GBL_DATA_SIZE) 224 /* Platform/Board specific defs */ 225 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 226 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 227 #define CONFIG_SYS_HZ 1000 228 229 /* NS16550 Configuration */ 230 #define CONFIG_SYS_NS16550 231 #define CONFIG_SYS_NS16550_SERIAL 232 #define CONFIG_SERIAL_MULTI 233 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 234 #define CONFIG_SYS_NS16550_CLK (48000000) 235 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 236 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 237 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 238 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 239 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 240 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 241 242 /* I2C Configuration */ 243 #define CONFIG_I2C 244 #define CONFIG_CMD_I2C 245 #define CONFIG_HARD_I2C 246 #define CONFIG_SYS_I2C_SPEED 100000 247 #define CONFIG_SYS_I2C_SLAVE 1 248 #define CONFIG_I2C_MULTI_BUS 249 #define CONFIG_DRIVER_OMAP24XX_I2C 250 #define CONFIG_CMD_EEPROM 251 #define CONFIG_ENV_EEPROM_IS_ON_I2C 252 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 253 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 254 #define CONFIG_SYS_I2C_MULTI_EEPROMS 255 256 #define CONFIG_OMAP_GPIO 257 258 #define CONFIG_BAUDRATE 115200 259 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 260 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 261 262 #define CONFIG_ENV_OVERWRITE 1 263 #define CONFIG_SYS_CONSOLE_INFO_QUIET 264 265 #define CONFIG_ENV_IS_NOWHERE 266 267 /* Defines for SPL */ 268 #define CONFIG_SPL 269 #define CONFIG_SPL_FRAMEWORK 270 #define CONFIG_SPL_TEXT_BASE 0x402F0400 271 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 272 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 273 274 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 275 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 276 277 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 278 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 279 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 280 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 281 #define CONFIG_SPL_MMC_SUPPORT 282 #define CONFIG_SPL_FAT_SUPPORT 283 #define CONFIG_SPL_I2C_SUPPORT 284 285 #define CONFIG_SPL_LIBCOMMON_SUPPORT 286 #define CONFIG_SPL_LIBDISK_SUPPORT 287 #define CONFIG_SPL_LIBGENERIC_SUPPORT 288 #define CONFIG_SPL_SERIAL_SUPPORT 289 #define CONFIG_SPL_GPIO_SUPPORT 290 #define CONFIG_SPL_YMODEM_SUPPORT 291 #define CONFIG_SPL_NET_SUPPORT 292 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 293 #define CONFIG_SPL_ETH_SUPPORT 294 #define CONFIG_SPL_SPI_SUPPORT 295 #define CONFIG_SPL_SPI_FLASH_SUPPORT 296 #define CONFIG_SPL_SPI_LOAD 297 #define CONFIG_SPL_SPI_BUS 0 298 #define CONFIG_SPL_SPI_CS 0 299 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x80000 300 #define CONFIG_SPL_MUSB_NEW_SUPPORT 301 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 302 303 #define CONFIG_SPL_BOARD_INIT 304 #define CONFIG_SPL_NAND_AM33XX_BCH 305 #define CONFIG_SPL_NAND_SUPPORT 306 #define CONFIG_SPL_NAND_BASE 307 #define CONFIG_SPL_NAND_DRIVERS 308 #define CONFIG_SPL_NAND_ECC 309 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 310 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 311 CONFIG_SYS_NAND_PAGE_SIZE) 312 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 313 #define CONFIG_SYS_NAND_OOBSIZE 64 314 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 315 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 316 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 317 10, 11, 12, 13, 14, 15, 16, 17, \ 318 18, 19, 20, 21, 22, 23, 24, 25, \ 319 26, 27, 28, 29, 30, 31, 32, 33, \ 320 34, 35, 36, 37, 38, 39, 40, 41, \ 321 42, 43, 44, 45, 46, 47, 48, 49, \ 322 50, 51, 52, 53, 54, 55, 56, 57, } 323 324 #define CONFIG_SYS_NAND_ECCSIZE 512 325 #define CONFIG_SYS_NAND_ECCBYTES 14 326 327 #define CONFIG_SYS_NAND_ECCSTEPS 4 328 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 329 CONFIG_SYS_NAND_ECCSTEPS) 330 331 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 332 333 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 334 335 /* 336 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 337 * 64 bytes before this address should be set aside for u-boot.img's 338 * header. That is 0x800FFFC0--0x80100000 should not be used for any 339 * other needs. 340 */ 341 #define CONFIG_SYS_TEXT_BASE 0x80800000 342 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 343 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 344 345 /* Since SPL did pll and ddr initialization for us, 346 * we don't need to do it twice. 347 */ 348 #ifndef CONFIG_SPL_BUILD 349 #define CONFIG_SKIP_LOWLEVEL_INIT 350 #endif 351 352 /* 353 * USB configuration 354 */ 355 #define CONFIG_USB_MUSB_DSPS 356 #define CONFIG_ARCH_MISC_INIT 357 #define CONFIG_MUSB_GADGET 358 #define CONFIG_MUSB_PIO_ONLY 359 #define CONFIG_USB_GADGET_DUALSPEED 360 #define CONFIG_MUSB_HOST 361 #define CONFIG_AM335X_USB0 362 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 363 #define CONFIG_AM335X_USB1 364 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 365 366 #ifdef CONFIG_MUSB_HOST 367 #define CONFIG_CMD_USB 368 #define CONFIG_USB_STORAGE 369 #endif 370 371 #ifdef CONFIG_MUSB_GADGET 372 #define CONFIG_USB_ETHER 373 #define CONFIG_USB_ETH_RNDIS 374 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 375 #endif /* CONFIG_MUSB_GADGET */ 376 377 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 378 /* disable host part of MUSB in SPL */ 379 #undef CONFIG_MUSB_HOST 380 /* 381 * Disable CPSW SPL support so we fit within the 101KiB limit. 382 */ 383 #undef CONFIG_SPL_ETH_SUPPORT 384 #endif 385 386 /* 387 * Default to using SPI for environment, etc. We have multiple copies 388 * of SPL as the ROM will check these locations. 389 * 0x0 - 0x20000 : First copy of SPL 390 * 0x20000 - 0x40000 : Second copy of SPL 391 * 0x40000 - 0x60000 : Third copy of SPL 392 * 0x60000 - 0x80000 : Fourth copy of SPL 393 * 0x80000 - 0xDF000 : U-Boot 394 * 0xDF000 - 0xE0000 : U-Boot Environment 395 * 0xE0000 - 0x442000 : Linux Kernel 396 * 0x442000 - 0x800000 : Userland 397 */ 398 #if defined(CONFIG_SPI_BOOT) 399 # undef CONFIG_ENV_IS_NOWHERE 400 # define CONFIG_ENV_IS_IN_SPI_FLASH 401 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 402 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 403 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 404 #endif /* SPI support */ 405 406 /* Unsupported features */ 407 #undef CONFIG_USE_IRQ 408 409 #define CONFIG_CMD_NET 410 #define CONFIG_CMD_DHCP 411 #define CONFIG_CMD_PING 412 #define CONFIG_DRIVER_TI_CPSW 413 #define CONFIG_MII 414 #define CONFIG_BOOTP_DEFAULT 415 #define CONFIG_BOOTP_DNS 416 #define CONFIG_BOOTP_DNS2 417 #define CONFIG_BOOTP_SEND_HOSTNAME 418 #define CONFIG_BOOTP_GATEWAY 419 #define CONFIG_BOOTP_SUBNETMASK 420 #define CONFIG_NET_RETRY_COUNT 10 421 #define CONFIG_NET_MULTI 422 #define CONFIG_PHY_GIGE 423 #define CONFIG_PHYLIB 424 #define CONFIG_PHY_ADDR 0 425 #define CONFIG_PHY_SMSC 426 427 #define CONFIG_NAND 428 /* NAND support */ 429 #ifdef CONFIG_NAND 430 #define CONFIG_CMD_NAND 431 #define CONFIG_CMD_MTDPARTS 432 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 433 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 434 "128k(SPL.backup1)," \ 435 "128k(SPL.backup2)," \ 436 "128k(SPL.backup3),1920k(u-boot)," \ 437 "128k(u-boot-env),5m(kernel),-(rootfs)" 438 #define CONFIG_NAND_OMAP_GPMC 439 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 440 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 441 /* to access nand at */ 442 /* CS0 */ 443 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 444 devices */ 445 #if !defined(CONFIG_SPI_BOOT) 446 #undef CONFIG_ENV_IS_NOWHERE 447 #define CONFIG_ENV_IS_IN_NAND 448 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 449 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 450 #endif 451 #endif 452 453 #endif /* ! __CONFIG_AM335X_EVM_H */ 454