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} - ${fdtaddr}\0" 61 #else 62 #define NANDARGS "" 63 #endif 64 65 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 66 67 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 68 "bootcmd_" #devtypel #instance "=" \ 69 "setenv mmcdev " #instance"; "\ 70 "setenv bootpart " #instance":2 ; "\ 71 "run mmcboot\0" 72 73 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 74 #devtypel #instance " " 75 76 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 77 "bootcmd_" #devtypel "=" \ 78 "run nandboot\0" 79 80 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 81 #devtypel #instance " " 82 83 #define BOOT_TARGET_DEVICES(func) \ 84 func(MMC, mmc, 0) \ 85 func(LEGACY_MMC, legacy_mmc, 0) \ 86 func(MMC, mmc, 1) \ 87 func(LEGACY_MMC, legacy_mmc, 1) \ 88 func(NAND, nand, 0) \ 89 func(PXE, pxe, na) \ 90 func(DHCP, dhcp, na) 91 92 #define CONFIG_BOOTCOMMAND \ 93 "run findfdt; " \ 94 "run envboot; " \ 95 "run distro_bootcmd" 96 97 #include <config_distro_bootcmd.h> 98 99 #ifndef CONFIG_SPL_BUILD 100 #define CONFIG_EXTRA_ENV_SETTINGS \ 101 DEFAULT_LINUX_BOOT_ENV \ 102 DEFAULT_MMC_TI_ARGS \ 103 "boot_fdt=try\0" \ 104 "bootpart=0:2\0" \ 105 "bootdir=/boot\0" \ 106 "bootfile=zImage\0" \ 107 "fdtfile=undefined\0" \ 108 "console=ttyO0,115200n8\0" \ 109 "partitions=" \ 110 "uuid_disk=${uuid_gpt_disk};" \ 111 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 112 "optargs=\0" \ 113 "ramroot=/dev/ram0 rw\0" \ 114 "ramrootfstype=ext2\0" \ 115 "spiroot=/dev/mtdblock4 rw\0" \ 116 "spirootfstype=jffs2\0" \ 117 "spisrcaddr=0xe0000\0" \ 118 "spiimgsize=0x362000\0" \ 119 "spibusno=0\0" \ 120 "spiargs=setenv bootargs console=${console} " \ 121 "${optargs} " \ 122 "root=${spiroot} " \ 123 "rootfstype=${spirootfstype}\0" \ 124 "ramargs=setenv bootargs console=${console} " \ 125 "${optargs} " \ 126 "root=${ramroot} " \ 127 "rootfstype=${ramrootfstype}\0" \ 128 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 129 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 130 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 131 "mmcloados=run args_mmc; " \ 132 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 133 "if run loadfdt; then " \ 134 "bootz ${loadaddr} - ${fdtaddr}; " \ 135 "else " \ 136 "if test ${boot_fdt} = try; then " \ 137 "bootz; " \ 138 "else " \ 139 "echo WARN: Cannot load the DT; " \ 140 "fi; " \ 141 "fi; " \ 142 "else " \ 143 "bootz; " \ 144 "fi;\0" \ 145 "mmcboot=mmc dev ${mmcdev}; " \ 146 "if mmc rescan; then " \ 147 "echo SD/MMC found on device ${mmcdev};" \ 148 "run envboot; " \ 149 "if run loadimage; then " \ 150 "run mmcloados;" \ 151 "fi;" \ 152 "fi;\0" \ 153 "spiboot=echo Booting from spi ...; " \ 154 "run spiargs; " \ 155 "sf probe ${spibusno}:0; " \ 156 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 157 "bootz ${loadaddr}\0" \ 158 "ramboot=echo Booting from ramdisk ...; " \ 159 "run ramargs; " \ 160 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 161 "findfdt="\ 162 "if test $board_name = A335BONE; then " \ 163 "setenv fdtfile am335x-bone.dtb; fi; " \ 164 "if test $board_name = A335BNLT; then " \ 165 "if test $board_rev = BBG1; then " \ 166 "setenv fdtfile am335x-bonegreen.dtb; " \ 167 "else " \ 168 "setenv fdtfile am335x-boneblack.dtb; " \ 169 "fi; " \ 170 "fi; " \ 171 "if test $board_name = A33515BB; then " \ 172 "setenv fdtfile am335x-evm.dtb; fi; " \ 173 "if test $board_name = A335X_SK; then " \ 174 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 175 "if test $fdtfile = undefined; then " \ 176 "echo WARNING: Could not determine device tree to use; fi; \0" \ 177 NANDARGS \ 178 NETARGS \ 179 DFUARGS \ 180 BOOTENV 181 #endif 182 183 /* NS16550 Configuration */ 184 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 185 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 186 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 187 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 188 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 189 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 190 #define CONFIG_BAUDRATE 115200 191 192 #define CONFIG_CMD_EEPROM 193 #define CONFIG_ENV_EEPROM_IS_ON_I2C 194 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 195 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 196 197 /* PMIC support */ 198 #define CONFIG_POWER_TPS65217 199 #define CONFIG_POWER_TPS65910 200 201 /* SPL */ 202 #ifndef CONFIG_NOR_BOOT 203 #define CONFIG_SPL_POWER_SUPPORT 204 #define CONFIG_SPL_YMODEM_SUPPORT 205 206 /* Bootcount using the RTC block */ 207 #define CONFIG_BOOTCOUNT_LIMIT 208 #define CONFIG_BOOTCOUNT_AM33XX 209 #define CONFIG_SYS_BOOTCOUNT_BE 210 211 /* USB gadget RNDIS */ 212 #define CONFIG_SPL_MUSB_NEW_SUPPORT 213 214 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 215 #endif 216 217 #ifdef CONFIG_NAND 218 /* NAND: device related configs */ 219 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 220 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 221 CONFIG_SYS_NAND_PAGE_SIZE) 222 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 223 #define CONFIG_SYS_NAND_OOBSIZE 64 224 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 225 /* NAND: driver related configs */ 226 #define CONFIG_NAND_OMAP_GPMC 227 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 228 #define CONFIG_NAND_OMAP_ELM 229 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 230 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 231 10, 11, 12, 13, 14, 15, 16, 17, \ 232 18, 19, 20, 21, 22, 23, 24, 25, \ 233 26, 27, 28, 29, 30, 31, 32, 33, \ 234 34, 35, 36, 37, 38, 39, 40, 41, \ 235 42, 43, 44, 45, 46, 47, 48, 49, \ 236 50, 51, 52, 53, 54, 55, 56, 57, } 237 238 #define CONFIG_SYS_NAND_ECCSIZE 512 239 #define CONFIG_SYS_NAND_ECCBYTES 14 240 #define CONFIG_SYS_NAND_ONFI_DETECTION 241 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 242 #define MTDIDS_DEFAULT "nand0=nand.0" 243 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 244 "128k(NAND.SPL)," \ 245 "128k(NAND.SPL.backup1)," \ 246 "128k(NAND.SPL.backup2)," \ 247 "128k(NAND.SPL.backup3)," \ 248 "256k(NAND.u-boot-spl-os)," \ 249 "1m(NAND.u-boot)," \ 250 "128k(NAND.u-boot-env)," \ 251 "128k(NAND.u-boot-env.backup1)," \ 252 "8m(NAND.kernel)," \ 253 "-(NAND.file-system)" 254 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 255 #undef CONFIG_ENV_IS_NOWHERE 256 #define CONFIG_ENV_IS_IN_NAND 257 #define CONFIG_ENV_OFFSET 0x001c0000 258 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 259 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 260 /* NAND: SPL related configs */ 261 #ifdef CONFIG_SPL_NAND_SUPPORT 262 #define CONFIG_SPL_NAND_AM33XX_BCH 263 #endif 264 #ifdef CONFIG_SPL_OS_BOOT 265 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 266 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 267 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 268 #endif 269 #endif /* !CONFIG_NAND */ 270 271 /* 272 * For NOR boot, we must set this to the start of where NOR is mapped 273 * in memory. 274 */ 275 #ifdef CONFIG_NOR_BOOT 276 #define CONFIG_SYS_TEXT_BASE 0x08000000 277 #endif 278 279 /* 280 * USB configuration. We enable MUSB support, both for host and for 281 * gadget. We set USB0 as peripheral and USB1 as host, based on the 282 * board schematic and physical port wired to each. Then for host we 283 * add mass storage support and for gadget we add both RNDIS ethernet 284 * and DFU. 285 */ 286 #define CONFIG_USB_MUSB_DSPS 287 #define CONFIG_ARCH_MISC_INIT 288 #define CONFIG_USB_MUSB_PIO_ONLY 289 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 290 #define CONFIG_AM335X_USB0 291 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 292 #define CONFIG_AM335X_USB1 293 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 294 295 #ifndef CONFIG_SPL_USBETH_SUPPORT 296 /* Fastboot */ 297 #define CONFIG_USB_FUNCTION_FASTBOOT 298 #define CONFIG_CMD_FASTBOOT 299 #define CONFIG_ANDROID_BOOT_IMAGE 300 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 301 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 302 303 /* To support eMMC booting */ 304 #define CONFIG_STORAGE_EMMC 305 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 306 #endif 307 308 #ifdef CONFIG_USB_MUSB_HOST 309 #define CONFIG_USB_STORAGE 310 #endif 311 312 #ifdef CONFIG_USB_MUSB_GADGET 313 /* Removing USB gadget and can be enabled adter adding support usb DM */ 314 #ifndef CONFIG_DM_ETH 315 #define CONFIG_USB_ETHER 316 #define CONFIG_USB_ETH_RNDIS 317 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 318 #endif /* CONFIG_DM_ETH */ 319 #endif /* CONFIG_USB_MUSB_GADGET */ 320 321 /* 322 * Disable MMC DM for SPL build and can be re-enabled after adding 323 * DM support in SPL 324 */ 325 #ifdef CONFIG_SPL_BUILD 326 #undef CONFIG_DM_MMC 327 #undef CONFIG_TIMER 328 #endif 329 330 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 331 /* Remove other SPL modes. */ 332 #undef CONFIG_SPL_YMODEM_SUPPORT 333 #undef CONFIG_SPL_NAND_SUPPORT 334 #undef CONFIG_SPL_MMC_SUPPORT 335 #define CONFIG_ENV_IS_NOWHERE 336 #undef CONFIG_ENV_IS_IN_NAND 337 /* disable host part of MUSB in SPL */ 338 /* disable EFI partitions and partition UUID support */ 339 #undef CONFIG_PARTITION_UUIDS 340 #undef CONFIG_EFI_PARTITION 341 /* General network SPL */ 342 #define CONFIG_SPL_NET_SUPPORT 343 #define CONFIG_SPL_ENV_SUPPORT 344 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 345 #endif 346 347 /* USB Device Firmware Update support */ 348 #ifndef CONFIG_SPL_BUILD 349 #define CONFIG_USB_FUNCTION_DFU 350 #define CONFIG_DFU_MMC 351 #define DFU_ALT_INFO_MMC \ 352 "dfu_alt_info_mmc=" \ 353 "boot part 0 1;" \ 354 "rootfs part 0 2;" \ 355 "MLO fat 0 1;" \ 356 "MLO.raw raw 0x100 0x100;" \ 357 "u-boot.img.raw raw 0x300 0x400;" \ 358 "spl-os-args.raw raw 0x80 0x80;" \ 359 "spl-os-image.raw raw 0x900 0x2000;" \ 360 "spl-os-args fat 0 1;" \ 361 "spl-os-image fat 0 1;" \ 362 "u-boot.img fat 0 1;" \ 363 "uEnv.txt fat 0 1\0" 364 #ifdef CONFIG_NAND 365 #define CONFIG_DFU_NAND 366 #define DFU_ALT_INFO_NAND \ 367 "dfu_alt_info_nand=" \ 368 "SPL part 0 1;" \ 369 "SPL.backup1 part 0 2;" \ 370 "SPL.backup2 part 0 3;" \ 371 "SPL.backup3 part 0 4;" \ 372 "u-boot part 0 5;" \ 373 "u-boot-spl-os part 0 6;" \ 374 "kernel part 0 8;" \ 375 "rootfs part 0 9\0" 376 #else 377 #define DFU_ALT_INFO_NAND "" 378 #endif 379 #define CONFIG_DFU_RAM 380 #define DFU_ALT_INFO_RAM \ 381 "dfu_alt_info_ram=" \ 382 "kernel ram 0x80200000 0xD80000;" \ 383 "fdt ram 0x80F80000 0x80000;" \ 384 "ramdisk ram 0x81000000 0x4000000\0" 385 #define DFUARGS \ 386 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 387 DFU_ALT_INFO_MMC \ 388 DFU_ALT_INFO_RAM \ 389 DFU_ALT_INFO_NAND 390 #endif 391 392 /* 393 * Default to using SPI for environment, etc. 394 * 0x000000 - 0x020000 : SPL (128KiB) 395 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 396 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 397 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 398 * 0x0E0000 - 0x442000 : Linux Kernel 399 * 0x442000 - 0x800000 : Userland 400 */ 401 #if defined(CONFIG_SPI_BOOT) 402 /* SPL related */ 403 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 404 #define CONFIG_SPL_SPI_SUPPORT 405 #define CONFIG_SPL_SPI_FLASH_SUPPORT 406 #define CONFIG_SPL_SPI_LOAD 407 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 408 409 #define CONFIG_ENV_IS_IN_SPI_FLASH 410 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 411 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 412 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 413 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 414 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 415 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 416 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 417 "512k(u-boot),128k(u-boot-env1)," \ 418 "128k(u-boot-env2),3464k(kernel)," \ 419 "-(rootfs)" 420 #elif defined(CONFIG_EMMC_BOOT) 421 #undef CONFIG_ENV_IS_NOWHERE 422 #define CONFIG_ENV_IS_IN_MMC 423 #define CONFIG_SPL_ENV_SUPPORT 424 #define CONFIG_SYS_MMC_ENV_DEV 1 425 #define CONFIG_SYS_MMC_ENV_PART 2 426 #define CONFIG_ENV_OFFSET 0x0 427 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 428 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 429 #endif 430 431 /* SPI flash. */ 432 #define CONFIG_SF_DEFAULT_SPEED 24000000 433 434 /* Network. */ 435 #define CONFIG_PHY_GIGE 436 #define CONFIG_PHYLIB 437 #define CONFIG_PHY_SMSC 438 439 /* 440 * NOR Size = 16 MiB 441 * Number of Sectors/Blocks = 128 442 * Sector Size = 128 KiB 443 * Word length = 16 bits 444 * Default layout: 445 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 446 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 447 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 448 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 449 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 450 */ 451 #if defined(CONFIG_NOR) 452 #undef CONFIG_SYS_NO_FLASH 453 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 454 #define CONFIG_SYS_FLASH_PROTECTION 455 #define CONFIG_SYS_FLASH_CFI 456 #define CONFIG_FLASH_CFI_DRIVER 457 #define CONFIG_FLASH_CFI_MTD 458 #define CONFIG_SYS_MAX_FLASH_SECT 128 459 #define CONFIG_SYS_MAX_FLASH_BANKS 1 460 #define CONFIG_SYS_FLASH_BASE (0x08000000) 461 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 462 #define CONFIG_SYS_FLASH_SIZE 0x01000000 463 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 464 /* Reduce SPL size by removing unlikey targets */ 465 #ifdef CONFIG_NOR_BOOT 466 #define CONFIG_ENV_IS_IN_FLASH 467 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 468 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 469 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 470 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 471 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 472 "512k(u-boot)," \ 473 "128k(u-boot-env1)," \ 474 "128k(u-boot-env2)," \ 475 "4m(kernel),-(rootfs)" 476 #endif 477 #endif /* NOR support */ 478 479 #endif /* ! __CONFIG_AM335X_EVM_H */ 480