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 /* Don't override the distro default bootdelay */ 22 #undef CONFIG_BOOTDELAY 23 #include <config_distro_defaults.h> 24 25 #ifndef CONFIG_SPL_BUILD 26 #ifndef CONFIG_FIT 27 # define CONFIG_FIT 28 #endif 29 # define CONFIG_TIMESTAMP 30 # define CONFIG_LZO 31 #endif 32 33 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 34 35 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 36 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 37 #define CONFIG_BOARD_LATE_INIT 38 39 /* Clock Defines */ 40 #define V_OSCK 24000000 /* Clock output from T2 */ 41 #define V_SCLK (V_OSCK) 42 43 /* Custom script for NOR */ 44 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 45 46 /* Always 128 KiB env size */ 47 #define CONFIG_ENV_SIZE (128 << 10) 48 49 /* Enhance our eMMC support / experience. */ 50 #define CONFIG_CMD_GPT 51 #define CONFIG_EFI_PARTITION 52 53 #ifdef CONFIG_NAND 54 #define NANDARGS \ 55 "mtdids=" MTDIDS_DEFAULT "\0" \ 56 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 57 "nandargs=setenv bootargs console=${console} " \ 58 "${optargs} " \ 59 "root=${nandroot} " \ 60 "rootfstype=${nandrootfstype}\0" \ 61 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 62 "nandrootfstype=ubifs rootwait=1\0" \ 63 "nandboot=echo Booting from nand ...; " \ 64 "run nandargs; " \ 65 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 66 "nand read ${loadaddr} NAND.kernel; " \ 67 "bootz ${loadaddr} - ${fdtaddr}\0" 68 #else 69 #define NANDARGS "" 70 #endif 71 72 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 73 74 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ 75 "bootcmd_" #devtypel #instance "=" \ 76 "setenv mmcdev " #instance"; "\ 77 "setenv bootpart " #instance":2 ; "\ 78 "run mmcboot\0" 79 80 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ 81 #devtypel #instance " " 82 83 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 84 "bootcmd_" #devtypel "=" \ 85 "run nandboot\0" 86 87 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 88 #devtypel #instance " " 89 90 #define BOOT_TARGET_DEVICES(func) \ 91 func(MMC, mmc, 0) \ 92 func(LEGACY_MMC, legacy_mmc, 0) \ 93 func(MMC, mmc, 1) \ 94 func(LEGACY_MMC, legacy_mmc, 1) \ 95 func(NAND, nand, 0) \ 96 func(PXE, pxe, na) \ 97 func(DHCP, dhcp, na) 98 99 #define CONFIG_BOOTCOMMAND \ 100 "run findfdt; " \ 101 "run distro_bootcmd" 102 103 #include <config_distro_bootcmd.h> 104 105 #ifndef CONFIG_SPL_BUILD 106 #define CONFIG_EXTRA_ENV_SETTINGS \ 107 DEFAULT_LINUX_BOOT_ENV \ 108 DEFAULT_MMC_TI_ARGS \ 109 "boot_fdt=try\0" \ 110 "bootpart=0:2\0" \ 111 "bootdir=/boot\0" \ 112 "bootfile=zImage\0" \ 113 "fdtfile=undefined\0" \ 114 "console=ttyO0,115200n8\0" \ 115 "partitions=" \ 116 "uuid_disk=${uuid_gpt_disk};" \ 117 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 118 "optargs=\0" \ 119 "ramroot=/dev/ram0 rw\0" \ 120 "ramrootfstype=ext2\0" \ 121 "spiroot=/dev/mtdblock4 rw\0" \ 122 "spirootfstype=jffs2\0" \ 123 "spisrcaddr=0xe0000\0" \ 124 "spiimgsize=0x362000\0" \ 125 "spibusno=0\0" \ 126 "spiargs=setenv bootargs console=${console} " \ 127 "${optargs} " \ 128 "root=${spiroot} " \ 129 "rootfstype=${spirootfstype}\0" \ 130 "bootenv=uEnv.txt\0" \ 131 "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 132 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 133 "source ${loadaddr}\0" \ 134 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 135 "importbootenv=echo Importing environment from mmc ...; " \ 136 "env import -t -r $loadaddr $filesize\0" \ 137 "ramargs=setenv bootargs console=${console} " \ 138 "${optargs} " \ 139 "root=${ramroot} " \ 140 "rootfstype=${ramrootfstype}\0" \ 141 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 142 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 143 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 144 "mmcloados=run args_mmc; " \ 145 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 146 "if run loadfdt; then " \ 147 "bootz ${loadaddr} - ${fdtaddr}; " \ 148 "else " \ 149 "if test ${boot_fdt} = try; then " \ 150 "bootz; " \ 151 "else " \ 152 "echo WARN: Cannot load the DT; " \ 153 "fi; " \ 154 "fi; " \ 155 "else " \ 156 "bootz; " \ 157 "fi;\0" \ 158 "mmcboot=mmc dev ${mmcdev}; " \ 159 "if mmc rescan; then " \ 160 "echo SD/MMC found on device ${mmcdev};" \ 161 "if run loadbootscript; then " \ 162 "run bootscript;" \ 163 "else " \ 164 "if run loadbootenv; then " \ 165 "echo Loaded environment from ${bootenv};" \ 166 "run importbootenv;" \ 167 "fi;" \ 168 "if test -n $uenvcmd; then " \ 169 "echo Running uenvcmd ...;" \ 170 "run uenvcmd;" \ 171 "fi;" \ 172 "if run loadimage; then " \ 173 "run mmcloados;" \ 174 "fi;" \ 175 "fi ;" \ 176 "fi;\0" \ 177 "spiboot=echo Booting from spi ...; " \ 178 "run spiargs; " \ 179 "sf probe ${spibusno}:0; " \ 180 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 181 "bootz ${loadaddr}\0" \ 182 "ramboot=echo Booting from ramdisk ...; " \ 183 "run ramargs; " \ 184 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 185 "findfdt="\ 186 "if test $board_name = A335BONE; then " \ 187 "setenv fdtfile am335x-bone.dtb; fi; " \ 188 "if test $board_name = A335BNLT; then " \ 189 "if test $board_rev = BBG1; then " \ 190 "setenv fdtfile am335x-bonegreen.dtb; " \ 191 "else " \ 192 "setenv fdtfile am335x-boneblack.dtb; " \ 193 "fi; " \ 194 "fi; " \ 195 "if test $board_name = A33515BB; then " \ 196 "setenv fdtfile am335x-evm.dtb; fi; " \ 197 "if test $board_name = A335X_SK; then " \ 198 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 199 "if test $fdtfile = undefined; then " \ 200 "echo WARNING: Could not determine device tree to use; fi; \0" \ 201 NANDARGS \ 202 NETARGS \ 203 DFUARGS \ 204 BOOTENV 205 #endif 206 207 208 /* NS16550 Configuration */ 209 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 210 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 211 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 212 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 213 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 214 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 215 #define CONFIG_BAUDRATE 115200 216 217 #define CONFIG_CMD_EEPROM 218 #define CONFIG_ENV_EEPROM_IS_ON_I2C 219 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 220 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 221 222 /* PMIC support */ 223 #define CONFIG_POWER_TPS65217 224 #define CONFIG_POWER_TPS65910 225 226 /* SPL */ 227 #ifndef CONFIG_NOR_BOOT 228 #define CONFIG_SPL_POWER_SUPPORT 229 #define CONFIG_SPL_YMODEM_SUPPORT 230 231 /* Bootcount using the RTC block */ 232 #define CONFIG_BOOTCOUNT_LIMIT 233 #define CONFIG_BOOTCOUNT_AM33XX 234 #define CONFIG_SYS_BOOTCOUNT_BE 235 236 /* USB gadget RNDIS */ 237 #define CONFIG_SPL_MUSB_NEW_SUPPORT 238 239 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 240 #endif 241 242 #ifdef CONFIG_NAND 243 /* NAND: device related configs */ 244 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 245 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 246 CONFIG_SYS_NAND_PAGE_SIZE) 247 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 248 #define CONFIG_SYS_NAND_OOBSIZE 64 249 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 250 /* NAND: driver related configs */ 251 #define CONFIG_NAND_OMAP_GPMC 252 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 253 #define CONFIG_NAND_OMAP_ELM 254 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 255 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 256 10, 11, 12, 13, 14, 15, 16, 17, \ 257 18, 19, 20, 21, 22, 23, 24, 25, \ 258 26, 27, 28, 29, 30, 31, 32, 33, \ 259 34, 35, 36, 37, 38, 39, 40, 41, \ 260 42, 43, 44, 45, 46, 47, 48, 49, \ 261 50, 51, 52, 53, 54, 55, 56, 57, } 262 263 #define CONFIG_SYS_NAND_ECCSIZE 512 264 #define CONFIG_SYS_NAND_ECCBYTES 14 265 #define CONFIG_SYS_NAND_ONFI_DETECTION 266 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 267 #define MTDIDS_DEFAULT "nand0=nand.0" 268 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 269 "128k(NAND.SPL)," \ 270 "128k(NAND.SPL.backup1)," \ 271 "128k(NAND.SPL.backup2)," \ 272 "128k(NAND.SPL.backup3)," \ 273 "256k(NAND.u-boot-spl-os)," \ 274 "1m(NAND.u-boot)," \ 275 "128k(NAND.u-boot-env)," \ 276 "128k(NAND.u-boot-env.backup1)," \ 277 "8m(NAND.kernel)," \ 278 "-(NAND.file-system)" 279 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 280 #undef CONFIG_ENV_IS_NOWHERE 281 #define CONFIG_ENV_IS_IN_NAND 282 #define CONFIG_ENV_OFFSET 0x001c0000 283 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 284 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 285 /* NAND: SPL related configs */ 286 #ifdef CONFIG_SPL_NAND_SUPPORT 287 #define CONFIG_SPL_NAND_AM33XX_BCH 288 #endif 289 #ifdef CONFIG_SPL_OS_BOOT 290 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 291 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 292 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 293 #endif 294 #endif /* !CONFIG_NAND */ 295 296 /* 297 * For NOR boot, we must set this to the start of where NOR is mapped 298 * in memory. 299 */ 300 #ifdef CONFIG_NOR_BOOT 301 #define CONFIG_SYS_TEXT_BASE 0x08000000 302 #endif 303 304 /* 305 * USB configuration. We enable MUSB support, both for host and for 306 * gadget. We set USB0 as peripheral and USB1 as host, based on the 307 * board schematic and physical port wired to each. Then for host we 308 * add mass storage support and for gadget we add both RNDIS ethernet 309 * and DFU. 310 */ 311 #define CONFIG_USB_MUSB_DSPS 312 #define CONFIG_ARCH_MISC_INIT 313 #define CONFIG_USB_MUSB_GADGET 314 #define CONFIG_USB_MUSB_PIO_ONLY 315 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 316 #define CONFIG_USB_GADGET 317 #define CONFIG_USB_GADGET_DOWNLOAD 318 #define CONFIG_USB_GADGET_DUALSPEED 319 #define CONFIG_USB_GADGET_VBUS_DRAW 2 320 #define CONFIG_USB_MUSB_HOST 321 #define CONFIG_AM335X_USB0 322 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 323 #define CONFIG_AM335X_USB1 324 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 325 326 #ifndef CONFIG_SPL_USBETH_SUPPORT 327 /* Fastboot */ 328 #define CONFIG_USB_FUNCTION_FASTBOOT 329 #define CONFIG_CMD_FASTBOOT 330 #define CONFIG_ANDROID_BOOT_IMAGE 331 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 332 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 333 334 /* To support eMMC booting */ 335 #define CONFIG_STORAGE_EMMC 336 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 337 #endif 338 339 #ifdef CONFIG_USB_MUSB_HOST 340 #define CONFIG_CMD_USB 341 #define CONFIG_USB_STORAGE 342 #endif 343 344 #ifdef CONFIG_USB_MUSB_GADGET 345 /* Removing USB gadget and can be enabled adter adding support usb DM */ 346 #ifndef CONFIG_DM_ETH 347 #define CONFIG_USB_ETHER 348 #define CONFIG_USB_ETH_RNDIS 349 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 350 #endif /* CONFIG_DM_ETH */ 351 352 /* USB TI's IDs */ 353 #define CONFIG_G_DNL_VENDOR_NUM 0x0451 354 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022 355 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 356 #endif /* CONFIG_USB_MUSB_GADGET */ 357 358 /* 359 * Disable MMC DM for SPL build and can be re-enabled after adding 360 * DM support in SPL 361 */ 362 #ifdef CONFIG_SPL_BUILD 363 #undef CONFIG_DM_MMC 364 #endif 365 366 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 367 /* Remove other SPL modes. */ 368 #undef CONFIG_SPL_YMODEM_SUPPORT 369 #undef CONFIG_SPL_NAND_SUPPORT 370 #undef CONFIG_SPL_MMC_SUPPORT 371 #define CONFIG_ENV_IS_NOWHERE 372 #undef CONFIG_ENV_IS_IN_NAND 373 /* disable host part of MUSB in SPL */ 374 #undef CONFIG_USB_MUSB_HOST 375 /* disable EFI partitions and partition UUID support */ 376 #undef CONFIG_PARTITION_UUIDS 377 #undef CONFIG_EFI_PARTITION 378 /* General network SPL */ 379 #define CONFIG_SPL_NET_SUPPORT 380 #define CONFIG_SPL_ENV_SUPPORT 381 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 382 #endif 383 384 /* USB Device Firmware Update support */ 385 #ifndef CONFIG_SPL_BUILD 386 #define CONFIG_USB_FUNCTION_DFU 387 #define CONFIG_DFU_MMC 388 #define CONFIG_CMD_DFU 389 #define DFU_ALT_INFO_MMC \ 390 "dfu_alt_info_mmc=" \ 391 "boot part 0 1;" \ 392 "rootfs part 0 2;" \ 393 "MLO fat 0 1;" \ 394 "MLO.raw raw 0x100 0x100;" \ 395 "u-boot.img.raw raw 0x300 0x400;" \ 396 "spl-os-args.raw raw 0x80 0x80;" \ 397 "spl-os-image.raw raw 0x900 0x2000;" \ 398 "spl-os-args fat 0 1;" \ 399 "spl-os-image fat 0 1;" \ 400 "u-boot.img fat 0 1;" \ 401 "uEnv.txt fat 0 1\0" 402 #ifdef CONFIG_NAND 403 #define CONFIG_DFU_NAND 404 #define DFU_ALT_INFO_NAND \ 405 "dfu_alt_info_nand=" \ 406 "SPL part 0 1;" \ 407 "SPL.backup1 part 0 2;" \ 408 "SPL.backup2 part 0 3;" \ 409 "SPL.backup3 part 0 4;" \ 410 "u-boot part 0 5;" \ 411 "u-boot-spl-os part 0 6;" \ 412 "kernel part 0 8;" \ 413 "rootfs part 0 9\0" 414 #else 415 #define DFU_ALT_INFO_NAND "" 416 #endif 417 #define CONFIG_DFU_RAM 418 #define DFU_ALT_INFO_RAM \ 419 "dfu_alt_info_ram=" \ 420 "kernel ram 0x80200000 0xD80000;" \ 421 "fdt ram 0x80F80000 0x80000;" \ 422 "ramdisk ram 0x81000000 0x4000000\0" 423 #define DFUARGS \ 424 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 425 DFU_ALT_INFO_MMC \ 426 DFU_ALT_INFO_RAM \ 427 DFU_ALT_INFO_NAND 428 #endif 429 430 /* 431 * Default to using SPI for environment, etc. 432 * 0x000000 - 0x020000 : SPL (128KiB) 433 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 434 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 435 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 436 * 0x0E0000 - 0x442000 : Linux Kernel 437 * 0x442000 - 0x800000 : Userland 438 */ 439 #if defined(CONFIG_SPI_BOOT) 440 /* SPL related */ 441 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 442 #define CONFIG_SPL_SPI_SUPPORT 443 #define CONFIG_SPL_SPI_FLASH_SUPPORT 444 #define CONFIG_SPL_SPI_LOAD 445 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 446 447 #define CONFIG_ENV_IS_IN_SPI_FLASH 448 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 449 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 450 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 451 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 452 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 453 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 454 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 455 "512k(u-boot),128k(u-boot-env1)," \ 456 "128k(u-boot-env2),3464k(kernel)," \ 457 "-(rootfs)" 458 #elif defined(CONFIG_EMMC_BOOT) 459 #undef CONFIG_ENV_IS_NOWHERE 460 #define CONFIG_ENV_IS_IN_MMC 461 #define CONFIG_SPL_ENV_SUPPORT 462 #define CONFIG_SYS_MMC_ENV_DEV 1 463 #define CONFIG_SYS_MMC_ENV_PART 2 464 #define CONFIG_ENV_OFFSET 0x0 465 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 466 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 467 #endif 468 469 /* SPI flash. */ 470 #define CONFIG_CMD_SF 471 #define CONFIG_SF_DEFAULT_SPEED 24000000 472 473 /* Network. */ 474 #define CONFIG_PHY_GIGE 475 #define CONFIG_PHYLIB 476 #define CONFIG_PHY_SMSC 477 478 /* 479 * NOR Size = 16 MiB 480 * Number of Sectors/Blocks = 128 481 * Sector Size = 128 KiB 482 * Word length = 16 bits 483 * Default layout: 484 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 485 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 486 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 487 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 488 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 489 */ 490 #if defined(CONFIG_NOR) 491 #undef CONFIG_SYS_NO_FLASH 492 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 493 #define CONFIG_SYS_FLASH_PROTECTION 494 #define CONFIG_SYS_FLASH_CFI 495 #define CONFIG_FLASH_CFI_DRIVER 496 #define CONFIG_FLASH_CFI_MTD 497 #define CONFIG_SYS_MAX_FLASH_SECT 128 498 #define CONFIG_SYS_MAX_FLASH_BANKS 1 499 #define CONFIG_SYS_FLASH_BASE (0x08000000) 500 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 501 #define CONFIG_SYS_FLASH_SIZE 0x01000000 502 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 503 /* Reduce SPL size by removing unlikey targets */ 504 #ifdef CONFIG_NOR_BOOT 505 #define CONFIG_ENV_IS_IN_FLASH 506 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 507 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 508 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 509 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 510 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 511 "512k(u-boot)," \ 512 "128k(u-boot-env1)," \ 513 "128k(u-boot-env2)," \ 514 "4m(kernel),-(rootfs)" 515 #endif 516 #endif /* NOR support */ 517 518 #endif /* ! __CONFIG_AM335X_EVM_H */ 519