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 #include <configs/ti_am335x_common.h> 20 21 #ifndef CONFIG_SPL_BUILD 22 # define CONFIG_TIMESTAMP 23 # define CONFIG_LZO 24 #endif 25 26 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 27 28 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 29 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 30 #define CONFIG_BOARD_LATE_INIT 31 32 /* Clock Defines */ 33 #define V_OSCK 24000000 /* Clock output from T2 */ 34 #define V_SCLK (V_OSCK) 35 36 /* Custom script for NOR */ 37 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 38 39 /* Always 128 KiB env size */ 40 #define CONFIG_ENV_SIZE (128 << 10) 41 42 /* Enhance our eMMC support / experience. */ 43 #define CONFIG_CMD_GPT 44 #define CONFIG_EFI_PARTITION 45 46 #ifdef CONFIG_NAND 47 #define NANDARGS \ 48 "mtdids=" MTDIDS_DEFAULT "\0" \ 49 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 50 "nandargs=setenv bootargs console=${console} " \ 51 "${optargs} " \ 52 "root=${nandroot} " \ 53 "rootfstype=${nandrootfstype}\0" \ 54 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 55 "nandrootfstype=ubifs rootwait=1\0" \ 56 "nandboot=echo Booting from nand ...; " \ 57 "run nandargs; " \ 58 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 59 "nand read ${loadaddr} NAND.kernel; " \ 60 "bootz ${loadaddr} - ${fdtaddr}\0" 61 #else 62 #define NANDARGS "" 63 #endif 64 65 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 66 67 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 68 "bootcmd_" #devtypel #instance "=" \ 69 "setenv mmcdev " #instance"; "\ 70 "setenv bootpart " #instance":2 ; "\ 71 "run mmcboot\0" 72 73 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 74 #devtypel #instance " " 75 76 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 77 "bootcmd_" #devtypel "=" \ 78 "run nandboot\0" 79 80 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 81 #devtypel #instance " " 82 83 #define BOOT_TARGET_DEVICES(func) \ 84 func(MMC, mmc, 0) \ 85 func(LEGACY_MMC, legacy_mmc, 0) \ 86 func(MMC, mmc, 1) \ 87 func(LEGACY_MMC, legacy_mmc, 1) \ 88 func(NAND, nand, 0) \ 89 func(PXE, pxe, na) \ 90 func(DHCP, dhcp, na) 91 92 #define CONFIG_BOOTCOMMAND \ 93 "run findfdt; " \ 94 "run init_console; " \ 95 "run envboot; " \ 96 "run distro_bootcmd" 97 98 #include <config_distro_bootcmd.h> 99 100 #ifndef CONFIG_SPL_BUILD 101 #define CONFIG_EXTRA_ENV_SETTINGS \ 102 DEFAULT_LINUX_BOOT_ENV \ 103 DEFAULT_MMC_TI_ARGS \ 104 "boot_fdt=try\0" \ 105 "bootpart=0:2\0" \ 106 "bootdir=/boot\0" \ 107 "bootfile=zImage\0" \ 108 "fdtfile=undefined\0" \ 109 "console=ttyO0,115200n8\0" \ 110 "partitions=" \ 111 "uuid_disk=${uuid_gpt_disk};" \ 112 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 113 "optargs=\0" \ 114 "ramroot=/dev/ram0 rw\0" \ 115 "ramrootfstype=ext2\0" \ 116 "spiroot=/dev/mtdblock4 rw\0" \ 117 "spirootfstype=jffs2\0" \ 118 "spisrcaddr=0xe0000\0" \ 119 "spiimgsize=0x362000\0" \ 120 "spibusno=0\0" \ 121 "spiargs=setenv bootargs console=${console} " \ 122 "${optargs} " \ 123 "root=${spiroot} " \ 124 "rootfstype=${spirootfstype}\0" \ 125 "ramargs=setenv bootargs console=${console} " \ 126 "${optargs} " \ 127 "root=${ramroot} " \ 128 "rootfstype=${ramrootfstype}\0" \ 129 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 130 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 131 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 132 "mmcloados=run args_mmc; " \ 133 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 134 "if run loadfdt; then " \ 135 "bootz ${loadaddr} - ${fdtaddr}; " \ 136 "else " \ 137 "if test ${boot_fdt} = try; then " \ 138 "bootz; " \ 139 "else " \ 140 "echo WARN: Cannot load the DT; " \ 141 "fi; " \ 142 "fi; " \ 143 "else " \ 144 "bootz; " \ 145 "fi;\0" \ 146 "mmcboot=mmc dev ${mmcdev}; " \ 147 "if mmc rescan; then " \ 148 "echo SD/MMC found on device ${mmcdev};" \ 149 "run envboot; " \ 150 "if run loadimage; then " \ 151 "run mmcloados;" \ 152 "fi;" \ 153 "fi;\0" \ 154 "spiboot=echo Booting from spi ...; " \ 155 "run spiargs; " \ 156 "sf probe ${spibusno}:0; " \ 157 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 158 "bootz ${loadaddr}\0" \ 159 "ramboot=echo Booting from ramdisk ...; " \ 160 "run ramargs; " \ 161 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 162 "findfdt="\ 163 "if test $board_name = A335BONE; then " \ 164 "setenv fdtfile am335x-bone.dtb; fi; " \ 165 "if test $board_name = A335BNLT; then " \ 166 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 167 "if test $board_name = BBG1; then " \ 168 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 169 "if test $board_name = A33515BB; then " \ 170 "setenv fdtfile am335x-evm.dtb; fi; " \ 171 "if test $board_name = A335X_SK; then " \ 172 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 173 "if test $board_name = A335_ICE; then " \ 174 "setenv fdtfile am335x-icev2.dtb; fi; " \ 175 "if test $fdtfile = undefined; then " \ 176 "echo WARNING: Could not determine device tree to use; fi; \0" \ 177 "init_console=" \ 178 "if test $board_name = A335_ICE; then "\ 179 "setenv console ttyO3,115200n8;" \ 180 "else " \ 181 "setenv console ttyO0,115200n8;" \ 182 "fi;\0" \ 183 NANDARGS \ 184 NETARGS \ 185 DFUARGS \ 186 BOOTENV 187 #endif 188 189 /* NS16550 Configuration */ 190 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 191 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 192 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 193 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 194 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 195 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 196 #define CONFIG_BAUDRATE 115200 197 198 #define CONFIG_CMD_EEPROM 199 #define CONFIG_ENV_EEPROM_IS_ON_I2C 200 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 201 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 202 203 /* PMIC support */ 204 #define CONFIG_POWER_TPS65217 205 #define CONFIG_POWER_TPS65910 206 207 /* SPL */ 208 #ifndef CONFIG_NOR_BOOT 209 /* Bootcount using the RTC block */ 210 #define CONFIG_BOOTCOUNT_LIMIT 211 #define CONFIG_BOOTCOUNT_AM33XX 212 #define CONFIG_SYS_BOOTCOUNT_BE 213 214 /* USB gadget RNDIS */ 215 216 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 217 #endif 218 219 #ifdef CONFIG_NAND 220 /* NAND: device related configs */ 221 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 222 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 223 CONFIG_SYS_NAND_PAGE_SIZE) 224 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 225 #define CONFIG_SYS_NAND_OOBSIZE 64 226 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 227 /* NAND: driver related configs */ 228 #define CONFIG_NAND_OMAP_GPMC 229 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 230 #define CONFIG_NAND_OMAP_ELM 231 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 232 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 233 10, 11, 12, 13, 14, 15, 16, 17, \ 234 18, 19, 20, 21, 22, 23, 24, 25, \ 235 26, 27, 28, 29, 30, 31, 32, 33, \ 236 34, 35, 36, 37, 38, 39, 40, 41, \ 237 42, 43, 44, 45, 46, 47, 48, 49, \ 238 50, 51, 52, 53, 54, 55, 56, 57, } 239 240 #define CONFIG_SYS_NAND_ECCSIZE 512 241 #define CONFIG_SYS_NAND_ECCBYTES 14 242 #define CONFIG_SYS_NAND_ONFI_DETECTION 243 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 244 #define MTDIDS_DEFAULT "nand0=nand.0" 245 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 246 "128k(NAND.SPL)," \ 247 "128k(NAND.SPL.backup1)," \ 248 "128k(NAND.SPL.backup2)," \ 249 "128k(NAND.SPL.backup3)," \ 250 "256k(NAND.u-boot-spl-os)," \ 251 "1m(NAND.u-boot)," \ 252 "128k(NAND.u-boot-env)," \ 253 "128k(NAND.u-boot-env.backup1)," \ 254 "8m(NAND.kernel)," \ 255 "-(NAND.file-system)" 256 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 257 /* NAND: SPL related configs */ 258 #ifdef CONFIG_SPL_NAND_SUPPORT 259 #define CONFIG_SPL_NAND_AM33XX_BCH 260 #endif 261 #ifdef CONFIG_SPL_OS_BOOT 262 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 263 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 264 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 265 #endif 266 #endif /* !CONFIG_NAND */ 267 268 /* 269 * For NOR boot, we must set this to the start of where NOR is mapped 270 * in memory. 271 */ 272 #ifdef CONFIG_NOR_BOOT 273 #define CONFIG_SYS_TEXT_BASE 0x08000000 274 #endif 275 276 /* 277 * USB configuration. We enable MUSB support, both for host and for 278 * gadget. We set USB0 as peripheral and USB1 as host, based on the 279 * board schematic and physical port wired to each. Then for host we 280 * add mass storage support and for gadget we add both RNDIS ethernet 281 * and DFU. 282 */ 283 #define CONFIG_USB_MUSB_DSPS 284 #define CONFIG_ARCH_MISC_INIT 285 #define CONFIG_USB_MUSB_PIO_ONLY 286 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 287 #define CONFIG_AM335X_USB0 288 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 289 #define CONFIG_AM335X_USB1 290 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 291 292 #ifndef CONFIG_SPL_USBETH_SUPPORT 293 /* Fastboot */ 294 #define CONFIG_USB_FUNCTION_FASTBOOT 295 #define CONFIG_CMD_FASTBOOT 296 #define CONFIG_ANDROID_BOOT_IMAGE 297 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 298 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 299 300 /* To support eMMC booting */ 301 #define CONFIG_STORAGE_EMMC 302 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 303 #endif 304 305 #ifdef CONFIG_USB_MUSB_GADGET 306 /* Removing USB gadget and can be enabled adter adding support usb DM */ 307 #ifndef CONFIG_DM_ETH 308 #define CONFIG_USB_ETHER 309 #define CONFIG_USB_ETH_RNDIS 310 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 311 #endif /* CONFIG_DM_ETH */ 312 #endif /* CONFIG_USB_MUSB_GADGET */ 313 314 /* 315 * Disable MMC DM for SPL build and can be re-enabled after adding 316 * DM support in SPL 317 */ 318 #ifdef CONFIG_SPL_BUILD 319 #undef CONFIG_DM_MMC 320 #undef CONFIG_TIMER 321 #endif 322 323 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 324 /* Remove other SPL modes. */ 325 #define CONFIG_ENV_IS_NOWHERE 326 #undef CONFIG_ENV_IS_IN_NAND 327 /* disable host part of MUSB in SPL */ 328 /* disable EFI partitions and partition UUID support */ 329 #undef CONFIG_PARTITION_UUIDS 330 #undef CONFIG_EFI_PARTITION 331 #endif 332 333 /* USB Device Firmware Update support */ 334 #ifndef CONFIG_SPL_BUILD 335 #define CONFIG_USB_FUNCTION_DFU 336 #define CONFIG_DFU_MMC 337 #define DFU_ALT_INFO_MMC \ 338 "dfu_alt_info_mmc=" \ 339 "boot part 0 1;" \ 340 "rootfs part 0 2;" \ 341 "MLO fat 0 1;" \ 342 "MLO.raw raw 0x100 0x100;" \ 343 "u-boot.img.raw raw 0x300 0x400;" \ 344 "spl-os-args.raw raw 0x80 0x80;" \ 345 "spl-os-image.raw raw 0x900 0x2000;" \ 346 "spl-os-args fat 0 1;" \ 347 "spl-os-image fat 0 1;" \ 348 "u-boot.img fat 0 1;" \ 349 "uEnv.txt fat 0 1\0" 350 #ifdef CONFIG_NAND 351 #define CONFIG_DFU_NAND 352 #define DFU_ALT_INFO_NAND \ 353 "dfu_alt_info_nand=" \ 354 "SPL part 0 1;" \ 355 "SPL.backup1 part 0 2;" \ 356 "SPL.backup2 part 0 3;" \ 357 "SPL.backup3 part 0 4;" \ 358 "u-boot part 0 5;" \ 359 "u-boot-spl-os part 0 6;" \ 360 "kernel part 0 8;" \ 361 "rootfs part 0 9\0" 362 #else 363 #define DFU_ALT_INFO_NAND "" 364 #endif 365 #define CONFIG_DFU_RAM 366 #define DFU_ALT_INFO_RAM \ 367 "dfu_alt_info_ram=" \ 368 "kernel ram 0x80200000 0xD80000;" \ 369 "fdt ram 0x80F80000 0x80000;" \ 370 "ramdisk ram 0x81000000 0x4000000\0" 371 #define DFUARGS \ 372 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 373 DFU_ALT_INFO_MMC \ 374 DFU_ALT_INFO_RAM \ 375 DFU_ALT_INFO_NAND 376 #endif 377 378 /* 379 * Default to using SPI for environment, etc. 380 * 0x000000 - 0x020000 : SPL (128KiB) 381 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 382 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 383 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 384 * 0x0E0000 - 0x442000 : Linux Kernel 385 * 0x442000 - 0x800000 : Userland 386 */ 387 #if defined(CONFIG_SPI_BOOT) 388 /* SPL related */ 389 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 390 #define CONFIG_SPL_SPI_LOAD 391 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 392 393 #define CONFIG_ENV_IS_IN_SPI_FLASH 394 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 395 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 396 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 397 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 398 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 399 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 400 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 401 "512k(u-boot),128k(u-boot-env1)," \ 402 "128k(u-boot-env2),3464k(kernel)," \ 403 "-(rootfs)" 404 #elif defined(CONFIG_EMMC_BOOT) 405 #define CONFIG_ENV_IS_IN_MMC 406 #define CONFIG_SYS_MMC_ENV_DEV 1 407 #define CONFIG_SYS_MMC_ENV_PART 2 408 #define CONFIG_ENV_OFFSET 0x0 409 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 410 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 411 #elif defined(CONFIG_NOR_BOOT) 412 #define CONFIG_ENV_IS_IN_FLASH 413 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 414 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 415 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 416 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 417 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 418 "512k(u-boot)," \ 419 "128k(u-boot-env1)," \ 420 "128k(u-boot-env2)," \ 421 "4m(kernel),-(rootfs)" 422 #elif defined(CONFIG_ENV_IS_IN_NAND) 423 #define CONFIG_ENV_OFFSET 0x001c0000 424 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 425 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 426 #elif !defined(CONFIG_ENV_IS_NOWHERE) 427 /* Not NAND, SPI, NOR or eMMC env, so put ENV in a file on FAT */ 428 #define CONFIG_ENV_IS_IN_FAT 429 #define FAT_ENV_INTERFACE "mmc" 430 #define FAT_ENV_DEVICE_AND_PART "0:1" 431 #define FAT_ENV_FILE "uboot.env" 432 #endif 433 434 /* SPI flash. */ 435 #define CONFIG_SF_DEFAULT_SPEED 24000000 436 437 /* Network. */ 438 #define CONFIG_PHY_GIGE 439 #define CONFIG_PHYLIB 440 #define CONFIG_PHY_SMSC 441 442 /* 443 * NOR Size = 16 MiB 444 * Number of Sectors/Blocks = 128 445 * Sector Size = 128 KiB 446 * Word length = 16 bits 447 * Default layout: 448 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 449 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 450 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 451 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 452 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 453 */ 454 #if defined(CONFIG_NOR) 455 #undef CONFIG_SYS_NO_FLASH 456 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 457 #define CONFIG_SYS_FLASH_PROTECTION 458 #define CONFIG_SYS_FLASH_CFI 459 #define CONFIG_FLASH_CFI_DRIVER 460 #define CONFIG_FLASH_CFI_MTD 461 #define CONFIG_SYS_MAX_FLASH_SECT 128 462 #define CONFIG_SYS_MAX_FLASH_BANKS 1 463 #define CONFIG_SYS_FLASH_BASE (0x08000000) 464 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 465 #define CONFIG_SYS_FLASH_SIZE 0x01000000 466 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 467 #endif /* NOR support */ 468 469 #ifdef CONFIG_DRIVER_TI_CPSW 470 #define CONFIG_CLOCK_SYNTHESIZER 471 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 472 #endif 473 474 #endif /* ! __CONFIG_AM335X_EVM_H */ 475