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