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 #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 "bootfile=/boot/uImage\0" \ 59 "fdtfile=\0" \ 60 "console=ttyO0,115200n8\0" \ 61 "optargs=\0" \ 62 "mmcdev=0\0" \ 63 "mmcroot=/dev/mmcblk0p2 ro\0" \ 64 "mmcrootfstype=ext4 rootwait\0" \ 65 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 66 "nandrootfstype=ubifs rootwait=1\0" \ 67 "nandsrcaddr=0x280000\0" \ 68 "nandimgsize=0x500000\0" \ 69 "rootpath=/export/rootfs\0" \ 70 "nfsopts=nolock\0" \ 71 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 72 "::off\0" \ 73 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 74 "ramrootfstype=ext2\0" \ 75 "mmcargs=setenv bootargs console=${console} " \ 76 "${optargs} " \ 77 "root=${mmcroot} " \ 78 "rootfstype=${mmcrootfstype}\0" \ 79 "nandargs=setenv bootargs console=${console} " \ 80 "${optargs} " \ 81 "root=${nandroot} " \ 82 "rootfstype=${nandrootfstype}\0" \ 83 "spiroot=/dev/mtdblock4 rw\0" \ 84 "spirootfstype=jffs2\0" \ 85 "spisrcaddr=0xe0000\0" \ 86 "spiimgsize=0x362000\0" \ 87 "spibusno=0\0" \ 88 "spiargs=setenv bootargs console=${console} " \ 89 "${optargs} " \ 90 "root=${spiroot} " \ 91 "rootfstype=${spirootfstype}\0" \ 92 "netargs=setenv bootargs console=${console} " \ 93 "${optargs} " \ 94 "root=/dev/nfs " \ 95 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 96 "ip=dhcp\0" \ 97 "bootenv=uEnv.txt\0" \ 98 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 99 "importbootenv=echo Importing environment from mmc ...; " \ 100 "env import -t $loadaddr $filesize\0" \ 101 "ramargs=setenv bootargs console=${console} " \ 102 "${optargs} " \ 103 "root=${ramroot} " \ 104 "rootfstype=${ramrootfstype}\0" \ 105 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 106 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 107 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 108 "mmcboot=echo Booting from mmc ...; " \ 109 "run mmcargs; " \ 110 "bootm ${loadaddr}\0" \ 111 "nandboot=echo Booting from nand ...; " \ 112 "run nandargs; " \ 113 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 114 "bootm ${loadaddr}\0" \ 115 "spiboot=echo Booting from spi ...; " \ 116 "run spiargs; " \ 117 "sf probe ${spibusno}:0; " \ 118 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 119 "bootm ${loadaddr}\0" \ 120 "netboot=echo Booting from network ...; " \ 121 "setenv autoload no; " \ 122 "dhcp; " \ 123 "tftp ${loadaddr} ${bootfile}; " \ 124 "run netargs; " \ 125 "bootm ${loadaddr}\0" \ 126 "ramboot=echo Booting from ramdisk ...; " \ 127 "run ramargs; " \ 128 "bootm ${loadaddr}\0" \ 129 "findfdt="\ 130 "if test $board_name = A335BONE; then " \ 131 "setenv fdtfile am335x-bone.dtb; fi; " \ 132 "if test $board_name = A33515BB; then " \ 133 "setenv fdtfile am335x-evm.dtb; fi; " \ 134 "if test $board_name = A335X_SK; then " \ 135 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 136 137 #endif 138 139 #define CONFIG_BOOTCOMMAND \ 140 "mmc dev ${mmcdev}; if mmc rescan; then " \ 141 "echo SD/MMC found on device ${mmcdev};" \ 142 "if run loadbootenv; then " \ 143 "echo Loaded environment from ${bootenv};" \ 144 "run importbootenv;" \ 145 "fi;" \ 146 "if test -n $uenvcmd; then " \ 147 "echo Running uenvcmd ...;" \ 148 "run uenvcmd;" \ 149 "fi;" \ 150 "if run loaduimage; then " \ 151 "run mmcboot;" \ 152 "fi;" \ 153 "else " \ 154 "run nandboot;" \ 155 "fi;" \ 156 157 /* Clock Defines */ 158 #define V_OSCK 24000000 /* Clock output from T2 */ 159 #define V_SCLK (V_OSCK) 160 161 #define CONFIG_CMD_ECHO 162 163 /* max number of command args */ 164 #define CONFIG_SYS_MAXARGS 16 165 166 /* Console I/O Buffer Size */ 167 #define CONFIG_SYS_CBSIZE 512 168 169 /* Print Buffer Size */ 170 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 171 + sizeof(CONFIG_SYS_PROMPT) + 16) 172 173 /* Boot Argument Buffer Size */ 174 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 175 176 /* 177 * memtest works on 8 MB in DRAM after skipping 32MB from 178 * start addr of ram disk 179 */ 180 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 181 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 182 + (8 * 1024 * 1024)) 183 184 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 185 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 186 187 #define CONFIG_MMC 188 #define CONFIG_GENERIC_MMC 189 #define CONFIG_OMAP_HSMMC 190 #define CONFIG_CMD_MMC 191 #define CONFIG_DOS_PARTITION 192 #define CONFIG_CMD_FAT 193 #define CONFIG_CMD_EXT2 194 195 #define CONFIG_SPI 196 #define CONFIG_OMAP3_SPI 197 #define CONFIG_MTD_DEVICE 198 #define CONFIG_SPI_FLASH 199 #define CONFIG_SPI_FLASH_WINBOND 200 #define CONFIG_CMD_SF 201 #define CONFIG_SF_DEFAULT_SPEED (24000000) 202 203 /* Physical Memory Map */ 204 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 205 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 206 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 207 208 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 209 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 210 GENERATED_GBL_DATA_SIZE) 211 /* Platform/Board specific defs */ 212 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 213 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 214 #define CONFIG_SYS_HZ 1000 215 216 /* NS16550 Configuration */ 217 #define CONFIG_SYS_NS16550 218 #define CONFIG_SYS_NS16550_SERIAL 219 #define CONFIG_SERIAL_MULTI 220 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 221 #define CONFIG_SYS_NS16550_CLK (48000000) 222 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 223 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 224 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 225 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 226 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 227 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 228 229 /* I2C Configuration */ 230 #define CONFIG_I2C 231 #define CONFIG_CMD_I2C 232 #define CONFIG_HARD_I2C 233 #define CONFIG_SYS_I2C_SPEED 100000 234 #define CONFIG_SYS_I2C_SLAVE 1 235 #define CONFIG_I2C_MULTI_BUS 236 #define CONFIG_DRIVER_OMAP24XX_I2C 237 #define CONFIG_CMD_EEPROM 238 #define CONFIG_ENV_EEPROM_IS_ON_I2C 239 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 240 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 241 #define CONFIG_SYS_I2C_MULTI_EEPROMS 242 243 #define CONFIG_OMAP_GPIO 244 245 #define CONFIG_BAUDRATE 115200 246 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 247 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 248 249 #define CONFIG_ENV_OVERWRITE 1 250 #define CONFIG_SYS_CONSOLE_INFO_QUIET 251 252 #define CONFIG_ENV_IS_NOWHERE 253 254 /* Defines for SPL */ 255 #define CONFIG_SPL 256 #define CONFIG_SPL_FRAMEWORK 257 #define CONFIG_SPL_TEXT_BASE 0x402F0400 258 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 259 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 260 261 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 262 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 263 264 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 265 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 266 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 267 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 268 #define CONFIG_SPL_MMC_SUPPORT 269 #define CONFIG_SPL_FAT_SUPPORT 270 #define CONFIG_SPL_I2C_SUPPORT 271 272 #define CONFIG_SPL_LIBCOMMON_SUPPORT 273 #define CONFIG_SPL_LIBDISK_SUPPORT 274 #define CONFIG_SPL_LIBGENERIC_SUPPORT 275 #define CONFIG_SPL_SERIAL_SUPPORT 276 #define CONFIG_SPL_GPIO_SUPPORT 277 #define CONFIG_SPL_YMODEM_SUPPORT 278 #define CONFIG_SPL_NET_SUPPORT 279 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 280 #define CONFIG_SPL_ETH_SUPPORT 281 #define CONFIG_SPL_SPI_SUPPORT 282 #define CONFIG_SPL_SPI_FLASH_SUPPORT 283 #define CONFIG_SPL_SPI_LOAD 284 #define CONFIG_SPL_SPI_BUS 0 285 #define CONFIG_SPL_SPI_CS 0 286 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x80000 287 #define CONFIG_SPL_MUSB_NEW_SUPPORT 288 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 289 290 #define CONFIG_SPL_BOARD_INIT 291 #define CONFIG_SPL_NAND_AM33XX_BCH 292 #define CONFIG_SPL_NAND_SUPPORT 293 #define CONFIG_SPL_NAND_BASE 294 #define CONFIG_SPL_NAND_DRIVERS 295 #define CONFIG_SPL_NAND_ECC 296 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 297 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 298 CONFIG_SYS_NAND_PAGE_SIZE) 299 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 300 #define CONFIG_SYS_NAND_OOBSIZE 64 301 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 302 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 303 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 304 10, 11, 12, 13, 14, 15, 16, 17, \ 305 18, 19, 20, 21, 22, 23, 24, 25, \ 306 26, 27, 28, 29, 30, 31, 32, 33, \ 307 34, 35, 36, 37, 38, 39, 40, 41, \ 308 42, 43, 44, 45, 46, 47, 48, 49, \ 309 50, 51, 52, 53, 54, 55, 56, 57, } 310 311 #define CONFIG_SYS_NAND_ECCSIZE 512 312 #define CONFIG_SYS_NAND_ECCBYTES 14 313 314 #define CONFIG_SYS_NAND_ECCSTEPS 4 315 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 316 CONFIG_SYS_NAND_ECCSTEPS) 317 318 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 319 320 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 321 322 /* 323 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 324 * 64 bytes before this address should be set aside for u-boot.img's 325 * header. That is 0x800FFFC0--0x80100000 should not be used for any 326 * other needs. 327 */ 328 #define CONFIG_SYS_TEXT_BASE 0x80800000 329 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 330 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 331 332 /* Since SPL did pll and ddr initialization for us, 333 * we don't need to do it twice. 334 */ 335 #ifndef CONFIG_SPL_BUILD 336 #define CONFIG_SKIP_LOWLEVEL_INIT 337 #endif 338 339 /* 340 * USB configuration 341 */ 342 #define CONFIG_USB_MUSB_DSPS 343 #define CONFIG_ARCH_MISC_INIT 344 #define CONFIG_MUSB_GADGET 345 #define CONFIG_MUSB_PIO_ONLY 346 #define CONFIG_USB_GADGET_DUALSPEED 347 #define CONFIG_MUSB_HOST 348 #define CONFIG_AM335X_USB0 349 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 350 #define CONFIG_AM335X_USB1 351 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 352 353 #ifdef CONFIG_MUSB_HOST 354 #define CONFIG_CMD_USB 355 #define CONFIG_USB_STORAGE 356 #endif 357 358 #ifdef CONFIG_MUSB_GADGET 359 #define CONFIG_USB_ETHER 360 #define CONFIG_USB_ETH_RNDIS 361 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 362 #endif /* CONFIG_MUSB_GADGET */ 363 364 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 365 /* disable host part of MUSB in SPL */ 366 #undef CONFIG_MUSB_HOST 367 /* 368 * Disable CPSW SPL support so we fit within the 101KiB limit. 369 */ 370 #undef CONFIG_SPL_ETH_SUPPORT 371 #endif 372 373 /* 374 * Default to using SPI for environment, etc. We have multiple copies 375 * of SPL as the ROM will check these locations. 376 * 0x0 - 0x20000 : First copy of SPL 377 * 0x20000 - 0x40000 : Second copy of SPL 378 * 0x40000 - 0x60000 : Third copy of SPL 379 * 0x60000 - 0x80000 : Fourth copy of SPL 380 * 0x80000 - 0xDF000 : U-Boot 381 * 0xDF000 - 0xE0000 : U-Boot Environment 382 * 0xE0000 - 0x442000 : Linux Kernel 383 * 0x442000 - 0x800000 : Userland 384 */ 385 #if defined(CONFIG_SPI_BOOT) 386 # undef CONFIG_ENV_IS_NOWHERE 387 # define CONFIG_ENV_IS_IN_SPI_FLASH 388 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 389 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 390 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 391 #endif /* SPI support */ 392 393 /* Unsupported features */ 394 #undef CONFIG_USE_IRQ 395 396 #define CONFIG_CMD_NET 397 #define CONFIG_CMD_DHCP 398 #define CONFIG_CMD_PING 399 #define CONFIG_DRIVER_TI_CPSW 400 #define CONFIG_MII 401 #define CONFIG_BOOTP_DEFAULT 402 #define CONFIG_BOOTP_DNS 403 #define CONFIG_BOOTP_DNS2 404 #define CONFIG_BOOTP_SEND_HOSTNAME 405 #define CONFIG_BOOTP_GATEWAY 406 #define CONFIG_BOOTP_SUBNETMASK 407 #define CONFIG_NET_RETRY_COUNT 10 408 #define CONFIG_NET_MULTI 409 #define CONFIG_PHY_GIGE 410 #define CONFIG_PHYLIB 411 #define CONFIG_PHY_ADDR 0 412 #define CONFIG_PHY_SMSC 413 414 #define CONFIG_NAND 415 /* NAND support */ 416 #ifdef CONFIG_NAND 417 #define CONFIG_CMD_NAND 418 #define CONFIG_NAND_OMAP_GPMC 419 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 420 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 421 /* to access nand at */ 422 /* CS0 */ 423 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 424 devices */ 425 #if !defined(CONFIG_SPI_BOOT) 426 #undef CONFIG_ENV_IS_NOWHERE 427 #define CONFIG_ENV_IS_IN_NAND 428 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 429 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 430 #endif 431 #endif 432 433 #endif /* ! __CONFIG_AM335X_EVM_H */ 434