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 #ifndef CONFIG_FIT 23 # define CONFIG_FIT 24 #endif 25 # define CONFIG_TIMESTAMP 26 # define CONFIG_LZO 27 #endif 28 29 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 30 31 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 32 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 33 #define CONFIG_BOARD_LATE_INIT 34 35 /* Clock Defines */ 36 #define V_OSCK 24000000 /* Clock output from T2 */ 37 #define V_SCLK (V_OSCK) 38 39 /* Custom script for NOR */ 40 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 41 42 /* Always 128 KiB env size */ 43 #define CONFIG_ENV_SIZE (128 << 10) 44 45 /* Enhance our eMMC support / experience. */ 46 #define CONFIG_CMD_GPT 47 #define CONFIG_EFI_PARTITION 48 49 #ifdef CONFIG_NAND 50 #define NANDARGS \ 51 "mtdids=" MTDIDS_DEFAULT "\0" \ 52 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 53 "nandargs=setenv bootargs console=${console} " \ 54 "${optargs} " \ 55 "root=${nandroot} " \ 56 "rootfstype=${nandrootfstype}\0" \ 57 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 58 "nandrootfstype=ubifs rootwait=1\0" \ 59 "nandboot=echo Booting from nand ...; " \ 60 "run nandargs; " \ 61 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 62 "nand read ${loadaddr} NAND.kernel; " \ 63 "bootz ${loadaddr} - ${fdtaddr}\0" 64 #else 65 #define NANDARGS "" 66 #endif 67 68 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 69 70 #ifndef CONFIG_SPL_BUILD 71 #define CONFIG_EXTRA_ENV_SETTINGS \ 72 DEFAULT_LINUX_BOOT_ENV \ 73 DEFAULT_MMC_TI_ARGS \ 74 "boot_fdt=try\0" \ 75 "bootpart=0:2\0" \ 76 "bootdir=/boot\0" \ 77 "bootfile=zImage\0" \ 78 "fdtfile=undefined\0" \ 79 "console=ttyO0,115200n8\0" \ 80 "partitions=" \ 81 "uuid_disk=${uuid_gpt_disk};" \ 82 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 83 "optargs=\0" \ 84 "ramroot=/dev/ram0 rw\0" \ 85 "ramrootfstype=ext2\0" \ 86 "spiroot=/dev/mtdblock4 rw\0" \ 87 "spirootfstype=jffs2\0" \ 88 "spisrcaddr=0xe0000\0" \ 89 "spiimgsize=0x362000\0" \ 90 "spibusno=0\0" \ 91 "spiargs=setenv bootargs console=${console} " \ 92 "${optargs} " \ 93 "root=${spiroot} " \ 94 "rootfstype=${spirootfstype}\0" \ 95 "bootenv=uEnv.txt\0" \ 96 "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 97 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 98 "source ${loadaddr}\0" \ 99 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 100 "importbootenv=echo Importing environment from mmc ...; " \ 101 "env import -t -r $loadaddr $filesize\0" \ 102 "ramargs=setenv bootargs console=${console} " \ 103 "${optargs} " \ 104 "root=${ramroot} " \ 105 "rootfstype=${ramrootfstype}\0" \ 106 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 107 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 108 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 109 "mmcloados=run args_mmc; " \ 110 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 111 "if run loadfdt; then " \ 112 "bootz ${loadaddr} - ${fdtaddr}; " \ 113 "else " \ 114 "if test ${boot_fdt} = try; then " \ 115 "bootz; " \ 116 "else " \ 117 "echo WARN: Cannot load the DT; " \ 118 "fi; " \ 119 "fi; " \ 120 "else " \ 121 "bootz; " \ 122 "fi;\0" \ 123 "mmcboot=mmc dev ${mmcdev}; " \ 124 "if mmc rescan; then " \ 125 "echo SD/MMC found on device ${mmcdev};" \ 126 "if run loadbootscript; then " \ 127 "run bootscript;" \ 128 "else " \ 129 "if run loadbootenv; then " \ 130 "echo Loaded environment from ${bootenv};" \ 131 "run importbootenv;" \ 132 "fi;" \ 133 "if test -n $uenvcmd; then " \ 134 "echo Running uenvcmd ...;" \ 135 "run uenvcmd;" \ 136 "fi;" \ 137 "if run loadimage; then " \ 138 "run mmcloados;" \ 139 "fi;" \ 140 "fi ;" \ 141 "fi;\0" \ 142 "spiboot=echo Booting from spi ...; " \ 143 "run spiargs; " \ 144 "sf probe ${spibusno}:0; " \ 145 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 146 "bootz ${loadaddr}\0" \ 147 "ramboot=echo Booting from ramdisk ...; " \ 148 "run ramargs; " \ 149 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 150 "findfdt="\ 151 "if test $board_name = A335BONE; then " \ 152 "setenv fdtfile am335x-bone.dtb; fi; " \ 153 "if test $board_name = A335BNLT; then " \ 154 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 155 "if test $board_name = A33515BB; then " \ 156 "setenv fdtfile am335x-evm.dtb; fi; " \ 157 "if test $board_name = A335X_SK; then " \ 158 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 159 "if test $fdtfile = undefined; then " \ 160 "echo WARNING: Could not determine device tree to use; fi; \0" \ 161 NANDARGS \ 162 NETARGS \ 163 DFUARGS 164 #endif 165 166 #define CONFIG_BOOTCOMMAND \ 167 "run findfdt; " \ 168 "run mmcboot;" \ 169 "setenv mmcdev 1; " \ 170 "setenv bootpart 1:2; " \ 171 "run mmcboot;" \ 172 "run nandboot;" 173 174 /* NS16550 Configuration */ 175 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 176 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 177 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 178 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 179 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 180 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 181 #define CONFIG_BAUDRATE 115200 182 183 #define CONFIG_CMD_EEPROM 184 #define CONFIG_ENV_EEPROM_IS_ON_I2C 185 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 186 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 187 #define CONFIG_SYS_I2C_MULTI_EEPROMS 188 189 /* PMIC support */ 190 #define CONFIG_POWER_TPS65217 191 #define CONFIG_POWER_TPS65910 192 193 /* SPL */ 194 #ifndef CONFIG_NOR_BOOT 195 #define CONFIG_SPL_POWER_SUPPORT 196 #define CONFIG_SPL_YMODEM_SUPPORT 197 198 /* Bootcount using the RTC block */ 199 #define CONFIG_BOOTCOUNT_LIMIT 200 #define CONFIG_BOOTCOUNT_AM33XX 201 #define CONFIG_SYS_BOOTCOUNT_BE 202 203 /* USB gadget RNDIS */ 204 #define CONFIG_SPL_MUSB_NEW_SUPPORT 205 206 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 207 #endif 208 209 #ifdef CONFIG_NAND 210 /* NAND: device related configs */ 211 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 212 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 213 CONFIG_SYS_NAND_PAGE_SIZE) 214 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 215 #define CONFIG_SYS_NAND_OOBSIZE 64 216 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 217 /* NAND: driver related configs */ 218 #define CONFIG_NAND_OMAP_GPMC 219 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 220 #define CONFIG_NAND_OMAP_ELM 221 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 222 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 223 10, 11, 12, 13, 14, 15, 16, 17, \ 224 18, 19, 20, 21, 22, 23, 24, 25, \ 225 26, 27, 28, 29, 30, 31, 32, 33, \ 226 34, 35, 36, 37, 38, 39, 40, 41, \ 227 42, 43, 44, 45, 46, 47, 48, 49, \ 228 50, 51, 52, 53, 54, 55, 56, 57, } 229 230 #define CONFIG_SYS_NAND_ECCSIZE 512 231 #define CONFIG_SYS_NAND_ECCBYTES 14 232 #define CONFIG_SYS_NAND_ONFI_DETECTION 233 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 234 #define MTDIDS_DEFAULT "nand0=nand.0" 235 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 236 "128k(NAND.SPL)," \ 237 "128k(NAND.SPL.backup1)," \ 238 "128k(NAND.SPL.backup2)," \ 239 "128k(NAND.SPL.backup3)," \ 240 "256k(NAND.u-boot-spl-os)," \ 241 "1m(NAND.u-boot)," \ 242 "128k(NAND.u-boot-env)," \ 243 "128k(NAND.u-boot-env.backup1)," \ 244 "8m(NAND.kernel)," \ 245 "-(NAND.file-system)" 246 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 247 #undef CONFIG_ENV_IS_NOWHERE 248 #define CONFIG_ENV_IS_IN_NAND 249 #define CONFIG_ENV_OFFSET 0x001c0000 250 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 251 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 252 /* NAND: SPL related configs */ 253 #ifdef CONFIG_SPL_NAND_SUPPORT 254 #define CONFIG_SPL_NAND_AM33XX_BCH 255 #endif 256 #ifdef CONFIG_SPL_OS_BOOT 257 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 258 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 259 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 260 #endif 261 #endif /* !CONFIG_NAND */ 262 263 /* 264 * For NOR boot, we must set this to the start of where NOR is mapped 265 * in memory. 266 */ 267 #ifdef CONFIG_NOR_BOOT 268 #define CONFIG_SYS_TEXT_BASE 0x08000000 269 #endif 270 271 /* 272 * USB configuration. We enable MUSB support, both for host and for 273 * gadget. We set USB0 as peripheral and USB1 as host, based on the 274 * board schematic and physical port wired to each. Then for host we 275 * add mass storage support and for gadget we add both RNDIS ethernet 276 * and DFU. 277 */ 278 #define CONFIG_USB_MUSB_DSPS 279 #define CONFIG_ARCH_MISC_INIT 280 #define CONFIG_USB_MUSB_GADGET 281 #define CONFIG_USB_MUSB_PIO_ONLY 282 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 283 #define CONFIG_USB_GADGET 284 #define CONFIG_USB_GADGET_DOWNLOAD 285 #define CONFIG_USB_GADGET_DUALSPEED 286 #define CONFIG_USB_GADGET_VBUS_DRAW 2 287 #define CONFIG_USB_MUSB_HOST 288 #define CONFIG_AM335X_USB0 289 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 290 #define CONFIG_AM335X_USB1 291 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 292 293 #ifndef CONFIG_SPL_USBETH_SUPPORT 294 /* Fastboot */ 295 #define CONFIG_USB_FUNCTION_FASTBOOT 296 #define CONFIG_CMD_FASTBOOT 297 #define CONFIG_ANDROID_BOOT_IMAGE 298 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 299 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 300 301 /* To support eMMC booting */ 302 #define CONFIG_STORAGE_EMMC 303 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 304 #endif 305 306 #ifdef CONFIG_USB_MUSB_HOST 307 #define CONFIG_CMD_USB 308 #define CONFIG_USB_STORAGE 309 #endif 310 311 #ifdef CONFIG_USB_MUSB_GADGET 312 #define CONFIG_USB_ETHER 313 #define CONFIG_USB_ETH_RNDIS 314 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 315 316 /* USB TI's IDs */ 317 #define CONFIG_G_DNL_VENDOR_NUM 0x0451 318 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022 319 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 320 #endif /* CONFIG_USB_MUSB_GADGET */ 321 322 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 323 /* Remove other SPL modes. */ 324 #undef CONFIG_SPL_YMODEM_SUPPORT 325 #undef CONFIG_SPL_NAND_SUPPORT 326 #undef CONFIG_SPL_MMC_SUPPORT 327 #define CONFIG_ENV_IS_NOWHERE 328 #undef CONFIG_ENV_IS_IN_NAND 329 /* disable host part of MUSB in SPL */ 330 #undef CONFIG_USB_MUSB_HOST 331 /* disable EFI partitions and partition UUID support */ 332 #undef CONFIG_PARTITION_UUIDS 333 #undef CONFIG_EFI_PARTITION 334 /* General network SPL */ 335 #define CONFIG_SPL_NET_SUPPORT 336 #define CONFIG_SPL_ENV_SUPPORT 337 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 338 #endif 339 340 /* USB Device Firmware Update support */ 341 #ifndef CONFIG_SPL_BUILD 342 #define CONFIG_USB_FUNCTION_DFU 343 #define CONFIG_DFU_MMC 344 #define CONFIG_CMD_DFU 345 #define DFU_ALT_INFO_MMC \ 346 "dfu_alt_info_mmc=" \ 347 "boot part 0 1;" \ 348 "rootfs part 0 2;" \ 349 "MLO fat 0 1;" \ 350 "MLO.raw raw 0x100 0x100;" \ 351 "u-boot.img.raw raw 0x300 0x400;" \ 352 "spl-os-args.raw raw 0x80 0x80;" \ 353 "spl-os-image.raw raw 0x900 0x2000;" \ 354 "spl-os-args fat 0 1;" \ 355 "spl-os-image fat 0 1;" \ 356 "u-boot.img fat 0 1;" \ 357 "uEnv.txt fat 0 1\0" 358 #ifdef CONFIG_NAND 359 #define CONFIG_DFU_NAND 360 #define DFU_ALT_INFO_NAND \ 361 "dfu_alt_info_nand=" \ 362 "SPL part 0 1;" \ 363 "SPL.backup1 part 0 2;" \ 364 "SPL.backup2 part 0 3;" \ 365 "SPL.backup3 part 0 4;" \ 366 "u-boot part 0 5;" \ 367 "u-boot-spl-os part 0 6;" \ 368 "kernel part 0 8;" \ 369 "rootfs part 0 9\0" 370 #else 371 #define DFU_ALT_INFO_NAND "" 372 #endif 373 #define CONFIG_DFU_RAM 374 #define DFU_ALT_INFO_RAM \ 375 "dfu_alt_info_ram=" \ 376 "kernel ram 0x80200000 0xD80000;" \ 377 "fdt ram 0x80F80000 0x80000;" \ 378 "ramdisk ram 0x81000000 0x4000000\0" 379 #define DFUARGS \ 380 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 381 DFU_ALT_INFO_MMC \ 382 DFU_ALT_INFO_RAM \ 383 DFU_ALT_INFO_NAND 384 #endif 385 386 /* 387 * Default to using SPI for environment, etc. 388 * 0x000000 - 0x020000 : SPL (128KiB) 389 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 390 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 391 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 392 * 0x0E0000 - 0x442000 : Linux Kernel 393 * 0x442000 - 0x800000 : Userland 394 */ 395 #if defined(CONFIG_SPI_BOOT) 396 /* SPL related */ 397 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 398 #define CONFIG_SPL_SPI_SUPPORT 399 #define CONFIG_SPL_SPI_FLASH_SUPPORT 400 #define CONFIG_SPL_SPI_LOAD 401 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 402 403 #define CONFIG_ENV_IS_IN_SPI_FLASH 404 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 405 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 406 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 407 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 408 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 409 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 410 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 411 "512k(u-boot),128k(u-boot-env1)," \ 412 "128k(u-boot-env2),3464k(kernel)," \ 413 "-(rootfs)" 414 #elif defined(CONFIG_EMMC_BOOT) 415 #undef CONFIG_ENV_IS_NOWHERE 416 #define CONFIG_ENV_IS_IN_MMC 417 #define CONFIG_SPL_ENV_SUPPORT 418 #define CONFIG_SYS_MMC_ENV_DEV 1 419 #define CONFIG_SYS_MMC_ENV_PART 2 420 #define CONFIG_ENV_OFFSET 0x0 421 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 422 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 423 #endif 424 425 /* SPI flash. */ 426 #define CONFIG_CMD_SF 427 #define CONFIG_SPI_FLASH_WINBOND 428 #define CONFIG_SF_DEFAULT_SPEED 24000000 429 430 /* Network. */ 431 #define CONFIG_PHY_GIGE 432 #define CONFIG_PHYLIB 433 #define CONFIG_PHY_SMSC 434 435 /* 436 * NOR Size = 16 MiB 437 * Number of Sectors/Blocks = 128 438 * Sector Size = 128 KiB 439 * Word length = 16 bits 440 * Default layout: 441 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 442 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 443 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 444 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 445 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 446 */ 447 #if defined(CONFIG_NOR) 448 #undef CONFIG_SYS_NO_FLASH 449 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 450 #define CONFIG_SYS_FLASH_PROTECTION 451 #define CONFIG_SYS_FLASH_CFI 452 #define CONFIG_FLASH_CFI_DRIVER 453 #define CONFIG_FLASH_CFI_MTD 454 #define CONFIG_SYS_MAX_FLASH_SECT 128 455 #define CONFIG_SYS_MAX_FLASH_BANKS 1 456 #define CONFIG_SYS_FLASH_BASE (0x08000000) 457 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 458 #define CONFIG_SYS_FLASH_SIZE 0x01000000 459 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 460 /* Reduce SPL size by removing unlikey targets */ 461 #ifdef CONFIG_NOR_BOOT 462 #define CONFIG_ENV_IS_IN_FLASH 463 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 464 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 465 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 466 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 467 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 468 "512k(u-boot)," \ 469 "128k(u-boot-env1)," \ 470 "128k(u-boot-env2)," \ 471 "4m(kernel),-(rootfs)" 472 #endif 473 #endif /* NOR support */ 474 475 #endif /* ! __CONFIG_AM335X_EVM_H */ 476