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 #define CONFIG_EXTRA_ENV_SETTINGS \ 53 "loadaddr=0x80200000\0" \ 54 "fdtaddr=0x80F80000\0" \ 55 "fdt_high=0xffffffff\0" \ 56 "rdaddr=0x81000000\0" \ 57 "bootfile=/boot/uImage\0" \ 58 "fdtfile=\0" \ 59 "console=ttyO0,115200n8\0" \ 60 "optargs=\0" \ 61 "mmcdev=0\0" \ 62 "mmcroot=/dev/mmcblk0p2 ro\0" \ 63 "mmcrootfstype=ext4 rootwait\0" \ 64 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 65 "nandrootfstype=ubifs rootwait=1\0" \ 66 "nandsrcaddr=0x280000\0" \ 67 "nandimgsize=0x500000\0" \ 68 "rootpath=/export/rootfs\0" \ 69 "nfsopts=nolock\0" \ 70 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 71 "::off\0" \ 72 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 73 "ramrootfstype=ext2\0" \ 74 "mmcargs=setenv bootargs console=${console} " \ 75 "${optargs} " \ 76 "root=${mmcroot} " \ 77 "rootfstype=${mmcrootfstype}\0" \ 78 "nandargs=setenv bootargs console=${console} " \ 79 "${optargs} " \ 80 "root=${nandroot} " \ 81 "rootfstype=${nandrootfstype}\0" \ 82 "spiroot=/dev/mtdblock4 rw\0" \ 83 "spirootfstype=jffs2\0" \ 84 "spisrcaddr=0xe0000\0" \ 85 "spiimgsize=0x362000\0" \ 86 "spibusno=0\0" \ 87 "spiargs=setenv bootargs console=${console} " \ 88 "${optargs} " \ 89 "root=${spiroot} " \ 90 "rootfstype=${spirootfstype}\0" \ 91 "netargs=setenv bootargs console=${console} " \ 92 "${optargs} " \ 93 "root=/dev/nfs " \ 94 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 95 "ip=dhcp\0" \ 96 "bootenv=uEnv.txt\0" \ 97 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 98 "importbootenv=echo Importing environment from mmc ...; " \ 99 "env import -t $loadaddr $filesize\0" \ 100 "ramargs=setenv bootargs console=${console} " \ 101 "${optargs} " \ 102 "root=${ramroot} " \ 103 "rootfstype=${ramrootfstype}\0" \ 104 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 105 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \ 106 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \ 107 "mmcboot=echo Booting from mmc ...; " \ 108 "run mmcargs; " \ 109 "bootm ${loadaddr}\0" \ 110 "nandboot=echo Booting from nand ...; " \ 111 "run nandargs; " \ 112 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 113 "bootm ${loadaddr}\0" \ 114 "spiboot=echo Booting from spi ...; " \ 115 "run spiargs; " \ 116 "sf probe ${spibusno}:0; " \ 117 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 118 "bootm ${loadaddr}\0" \ 119 "netboot=echo Booting from network ...; " \ 120 "setenv autoload no; " \ 121 "dhcp; " \ 122 "tftp ${loadaddr} ${bootfile}; " \ 123 "run netargs; " \ 124 "bootm ${loadaddr}\0" \ 125 "ramboot=echo Booting from ramdisk ...; " \ 126 "run ramargs; " \ 127 "bootm ${loadaddr}\0" \ 128 "findfdt="\ 129 "if test $board_name = A335BONE; then " \ 130 "setenv fdtfile am335x-bone.dtb; fi; " \ 131 "if test $board_name = A33515BB; then " \ 132 "setenv fdtfile am335x-evm.dtb; fi; " \ 133 "if test $board_name = A335X_SK; then " \ 134 "setenv fdtfile am335x-evmsk.dtb; fi\0" \ 135 136 #define CONFIG_BOOTCOMMAND \ 137 "mmc dev ${mmcdev}; if mmc rescan; then " \ 138 "echo SD/MMC found on device ${mmcdev};" \ 139 "if run loadbootenv; then " \ 140 "echo Loaded environment from ${bootenv};" \ 141 "run importbootenv;" \ 142 "fi;" \ 143 "if test -n $uenvcmd; then " \ 144 "echo Running uenvcmd ...;" \ 145 "run uenvcmd;" \ 146 "fi;" \ 147 "if run loaduimage; then " \ 148 "run mmcboot;" \ 149 "fi;" \ 150 "else " \ 151 "run nandboot;" \ 152 "fi;" \ 153 154 /* Clock Defines */ 155 #define V_OSCK 24000000 /* Clock output from T2 */ 156 #define V_SCLK (V_OSCK) 157 158 #define CONFIG_CMD_ECHO 159 160 /* max number of command args */ 161 #define CONFIG_SYS_MAXARGS 16 162 163 /* Console I/O Buffer Size */ 164 #define CONFIG_SYS_CBSIZE 512 165 166 /* Print Buffer Size */ 167 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 168 + sizeof(CONFIG_SYS_PROMPT) + 16) 169 170 /* Boot Argument Buffer Size */ 171 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 172 173 /* 174 * memtest works on 8 MB in DRAM after skipping 32MB from 175 * start addr of ram disk 176 */ 177 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 178 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 179 + (8 * 1024 * 1024)) 180 181 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 182 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 183 184 #define CONFIG_MMC 185 #define CONFIG_GENERIC_MMC 186 #define CONFIG_OMAP_HSMMC 187 #define CONFIG_CMD_MMC 188 #define CONFIG_DOS_PARTITION 189 #define CONFIG_CMD_FAT 190 #define CONFIG_CMD_EXT2 191 192 #define CONFIG_SPI 193 #define CONFIG_OMAP3_SPI 194 #define CONFIG_MTD_DEVICE 195 #define CONFIG_SPI_FLASH 196 #define CONFIG_SPI_FLASH_WINBOND 197 #define CONFIG_CMD_SF 198 #define CONFIG_SF_DEFAULT_SPEED (24000000) 199 200 /* Physical Memory Map */ 201 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 202 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 203 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 204 205 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 206 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 207 GENERATED_GBL_DATA_SIZE) 208 /* Platform/Board specific defs */ 209 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 210 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 211 #define CONFIG_SYS_HZ 1000 212 213 /* NS16550 Configuration */ 214 #define CONFIG_SYS_NS16550 215 #define CONFIG_SYS_NS16550_SERIAL 216 #define CONFIG_SERIAL_MULTI 217 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 218 #define CONFIG_SYS_NS16550_CLK (48000000) 219 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 220 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 221 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 222 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 223 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 224 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 225 226 /* I2C Configuration */ 227 #define CONFIG_I2C 228 #define CONFIG_CMD_I2C 229 #define CONFIG_HARD_I2C 230 #define CONFIG_SYS_I2C_SPEED 100000 231 #define CONFIG_SYS_I2C_SLAVE 1 232 #define CONFIG_I2C_MULTI_BUS 233 #define CONFIG_DRIVER_OMAP24XX_I2C 234 #define CONFIG_CMD_EEPROM 235 #define CONFIG_ENV_EEPROM_IS_ON_I2C 236 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 237 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 238 #define CONFIG_SYS_I2C_MULTI_EEPROMS 239 240 #define CONFIG_OMAP_GPIO 241 242 #define CONFIG_BAUDRATE 115200 243 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 244 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 245 246 #define CONFIG_ENV_OVERWRITE 1 247 #define CONFIG_SYS_CONSOLE_INFO_QUIET 248 249 #define CONFIG_ENV_IS_NOWHERE 250 251 /* Defines for SPL */ 252 #define CONFIG_SPL 253 #define CONFIG_SPL_FRAMEWORK 254 #define CONFIG_SPL_TEXT_BASE 0x402F0400 255 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 256 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 257 258 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 259 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 260 261 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 262 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 263 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 264 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 265 #define CONFIG_SPL_MMC_SUPPORT 266 #define CONFIG_SPL_FAT_SUPPORT 267 #define CONFIG_SPL_I2C_SUPPORT 268 269 #define CONFIG_SPL_LIBCOMMON_SUPPORT 270 #define CONFIG_SPL_LIBDISK_SUPPORT 271 #define CONFIG_SPL_LIBGENERIC_SUPPORT 272 #define CONFIG_SPL_SERIAL_SUPPORT 273 #define CONFIG_SPL_GPIO_SUPPORT 274 #define CONFIG_SPL_YMODEM_SUPPORT 275 #define CONFIG_SPL_NET_SUPPORT 276 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 277 #define CONFIG_SPL_ETH_SUPPORT 278 #define CONFIG_SPL_SPI_SUPPORT 279 #define CONFIG_SPL_SPI_FLASH_SUPPORT 280 #define CONFIG_SPL_SPI_LOAD 281 #define CONFIG_SPL_SPI_BUS 0 282 #define CONFIG_SPL_SPI_CS 0 283 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x80000 284 #define CONFIG_SPL_MUSB_NEW_SUPPORT 285 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 286 287 #define CONFIG_SPL_BOARD_INIT 288 #define CONFIG_SPL_NAND_AM33XX_BCH 289 #define CONFIG_SPL_NAND_SUPPORT 290 #define CONFIG_SPL_NAND_BASE 291 #define CONFIG_SPL_NAND_DRIVERS 292 #define CONFIG_SPL_NAND_ECC 293 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 294 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 295 CONFIG_SYS_NAND_PAGE_SIZE) 296 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 297 #define CONFIG_SYS_NAND_OOBSIZE 64 298 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 299 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 300 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 301 10, 11, 12, 13, 14, 15, 16, 17, \ 302 18, 19, 20, 21, 22, 23, 24, 25, \ 303 26, 27, 28, 29, 30, 31, 32, 33, \ 304 34, 35, 36, 37, 38, 39, 40, 41, \ 305 42, 43, 44, 45, 46, 47, 48, 49, \ 306 50, 51, 52, 53, 54, 55, 56, 57, } 307 308 #define CONFIG_SYS_NAND_ECCSIZE 512 309 #define CONFIG_SYS_NAND_ECCBYTES 14 310 311 #define CONFIG_SYS_NAND_ECCSTEPS 4 312 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 313 CONFIG_SYS_NAND_ECCSTEPS) 314 315 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 316 317 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 318 319 /* 320 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 321 * 64 bytes before this address should be set aside for u-boot.img's 322 * header. That is 0x800FFFC0--0x80100000 should not be used for any 323 * other needs. 324 */ 325 #define CONFIG_SYS_TEXT_BASE 0x80800000 326 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 327 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 328 329 /* Since SPL did pll and ddr initialization for us, 330 * we don't need to do it twice. 331 */ 332 #ifndef CONFIG_SPL_BUILD 333 #define CONFIG_SKIP_LOWLEVEL_INIT 334 #endif 335 336 /* 337 * USB configuration 338 */ 339 #define CONFIG_USB_MUSB_DSPS 340 #define CONFIG_ARCH_MISC_INIT 341 #define CONFIG_MUSB_GADGET 342 #define CONFIG_MUSB_PIO_ONLY 343 #define CONFIG_USB_GADGET_DUALSPEED 344 #define CONFIG_MUSB_HOST 345 #define CONFIG_AM335X_USB0 346 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 347 #define CONFIG_AM335X_USB1 348 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 349 350 #ifdef CONFIG_MUSB_HOST 351 #define CONFIG_CMD_USB 352 #define CONFIG_USB_STORAGE 353 #endif 354 355 #ifdef CONFIG_MUSB_GADGET 356 #define CONFIG_USB_ETHER 357 #define CONFIG_USB_ETH_RNDIS 358 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 359 #endif /* CONFIG_MUSB_GADGET */ 360 361 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 362 /* disable host part of MUSB in SPL */ 363 #undef CONFIG_MUSB_HOST 364 /* 365 * Disable UART, CPSW ethernet support and extra environment settings so we 366 * will fit within 101KiB. 367 */ 368 #undef CONFIG_SPL_ETH_SUPPORT 369 #undef CONFIG_SPL_YMODEM_SUPPORT 370 #undef CONFIG_EXTRA_ENV_SETTINGS 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