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