1 /* 2 * bav335x.h 3 * 4 * Copyright (c) 2012-2014 Birdland Audio - http://birdland.com/oem 5 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation version 2. 10 * 11 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 12 * kind, whether express or implied; without even the implied warranty 13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 */ 16 17 #ifndef __CONFIG_BAV335X_H 18 #define __CONFIG_BAV335X_H 19 20 #include <configs/ti_am335x_common.h> 21 #define CONFIG_ENV_IS_NOWHERE 22 23 #ifndef CONFIG_SPL_BUILD 24 # define CONFIG_TIMESTAMP 25 #endif 26 27 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 28 29 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 30 31 /* Clock Defines */ 32 #define V_OSCK 24000000 /* Clock output from T2 */ 33 #define V_SCLK (V_OSCK) 34 35 /* Custom script for NOR */ 36 #define CONFIG_SYS_LDSCRIPT "board/birdland/bav335x/u-boot.lds" 37 38 /* Always 128 KiB env size */ 39 #define CONFIG_ENV_SIZE (128 << 10) 40 41 #ifdef CONFIG_NAND 42 #define NANDARGS \ 43 "mtdids=" MTDIDS_DEFAULT "\0" \ 44 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 45 "nandargs=setenv bootargs console=${console} " \ 46 "${optargs} " \ 47 "root=${nandroot} " \ 48 "rootfstype=${nandrootfstype}\0" \ 49 "nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \ 50 "nandrootfstype=ubifs rootwait=1\0" \ 51 "nandboot=echo Booting from nand ...; " \ 52 "run nandargs; " \ 53 "nand read ${fdtaddr} u-boot-spl-os; " \ 54 "nand read ${loadaddr} kernel; " \ 55 "bootz ${loadaddr} - ${fdtaddr}\0" 56 #else 57 #define NANDARGS "" 58 #endif 59 60 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 61 62 #ifndef CONFIG_SPL_BUILD 63 #define CONFIG_EXTRA_ENV_SETTINGS \ 64 DEFAULT_LINUX_BOOT_ENV \ 65 "boot_fdt=try\0" \ 66 "bootpart=0:2\0" \ 67 "bootdir=\0" \ 68 "fdtdir=/dtbs\0" \ 69 "bootfile=zImage\0" \ 70 "fdtfile=undefined\0" \ 71 "console=ttyO0,115200n8\0" \ 72 "loadaddr=0x82000000\0" \ 73 "fdtaddr=0x88000000\0" \ 74 "rdaddr=0x88080000\0" \ 75 "initrd_high=0xffffffff\0" \ 76 "fdt_high=0xffffffff\0" \ 77 "partitions=" \ 78 "uuid_disk=${uuid_gpt_disk};" \ 79 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 80 "optargs=\0" \ 81 "cmdline=\0" \ 82 "mmcdev=0\0" \ 83 "mmcpart=1\0" \ 84 "mmcroot=/dev/mmcblk0p2 ro\0" \ 85 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 86 "rootpath=/export/rootfs\0" \ 87 "nfsopts=nolock\0" \ 88 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0" \ 89 "ramroot=/dev/ram0 rw\0" \ 90 "ramrootfstype=ext2\0" \ 91 "mmcargs=setenv bootargs console=${console} ${optargs} " \ 92 "root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}\0" \ 93 "server_ip=192.168.1.100\0" \ 94 "gw_ip=192.168.1.1\0" \ 95 "netmask=255.255.255.0\0" \ 96 "hostname=\0" \ 97 "device=eth0\0" \ 98 "autoconf=off\0" \ 99 "root_dir=/home/userid/targetNFS\0" \ 100 "nfs_options=,vers=3\0" \ 101 "nfsrootfstype=ext4 rootwait fixrtc\0" \ 102 "nfsargs=setenv bootargs console=${console} ${optargs} " \ 103 "root=/dev/nfs rw rootfstype=${nfsrootfstype} " \ 104 "nfsroot=${nfsroot} ip=${ip} ${cmdline}\0" \ 105 "netargs=setenv bootargs console=${console} " \ 106 "${optargs} root=/dev/nfs " \ 107 "nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp\0" \ 108 "bootenv=uEnv.txt\0" \ 109 "script=boot.scr\0" \ 110 "scriptfile=${script}\0" \ 111 "loadbootscript=load mmc ${bootpart} ${loadaddr} ${scriptfile};\0" \ 112 "bootscript=echo Running bootscript from mmc${bootpart} ...; " \ 113 "source ${loadaddr}\0" \ 114 "loadbootenv=load mmc ${bootpart} ${loadaddr} ${bootenv}\0" \ 115 "importbootenv=echo Importing environment from mmc ...; " \ 116 "env import -t -r $loadaddr $filesize\0" \ 117 "ramargs=setenv bootargs console=${console} " \ 118 "${optargs} root=${ramroot} rootfstype=${ramrootfstype}\0" \ 119 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 120 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 121 "loadrd=load mmc ${bootpart} ${rdaddr} " \ 122 "${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \ 123 "loadfdt=echo loading ${fdtdir}/${fdtfile} ...; " \ 124 "load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \ 125 "mmcboot=mmc dev ${mmcdev}; " \ 126 "if mmc rescan; then " \ 127 "gpio set 54;" \ 128 "setenv bootpart ${mmcdev}:1; " \ 129 "if test -e mmc ${bootpart} /etc/fstab; then " \ 130 "setenv mmcpart 1;" \ 131 "fi; " \ 132 "echo Checking for: /uEnv.txt ...;" \ 133 "if test -e mmc ${bootpart} /uEnv.txt; then " \ 134 "if run loadbootenv; then " \ 135 "gpio set 55;" \ 136 "echo Loaded environment from ${bootenv};" \ 137 "run importbootenv;" \ 138 "fi;" \ 139 "echo Checking if uenvcmd is set ...;" \ 140 "if test -n ${uenvcmd}; then " \ 141 "gpio set 56; " \ 142 "echo Running uenvcmd ...;" \ 143 "run uenvcmd;" \ 144 "fi;" \ 145 "echo Checking if client_ip is set ...;" \ 146 "if test -n ${client_ip}; then " \ 147 "if test -n ${dtb}; then " \ 148 "setenv fdtfile ${dtb};" \ 149 "echo using ${fdtfile} ...;" \ 150 "fi;" \ 151 "gpio set 56; " \ 152 "if test -n ${uname_r}; then " \ 153 "echo Running nfsboot_uname_r ...;" \ 154 "run nfsboot_uname_r;" \ 155 "fi;" \ 156 "echo Running nfsboot ...;" \ 157 "run nfsboot;" \ 158 "fi;" \ 159 "fi; " \ 160 "echo Checking for: /${script} ...;" \ 161 "if test -e mmc ${bootpart} /${script}; then " \ 162 "gpio set 55;" \ 163 "setenv scriptfile ${script};" \ 164 "run loadbootscript;" \ 165 "echo Loaded script from ${scriptfile};" \ 166 "gpio set 56; " \ 167 "run bootscript;" \ 168 "fi; " \ 169 "echo Checking for: /boot/${script} ...;" \ 170 "if test -e mmc ${bootpart} /boot/${script}; then " \ 171 "gpio set 55;" \ 172 "setenv scriptfile /boot/${script};" \ 173 "run loadbootscript;" \ 174 "echo Loaded script from ${scriptfile};" \ 175 "gpio set 56; " \ 176 "run bootscript;" \ 177 "fi; " \ 178 "echo Checking for: /boot/uEnv.txt ...;" \ 179 "for i in 1 2 3 4 5 6 7 ; do " \ 180 "setenv mmcpart ${i};" \ 181 "setenv bootpart ${mmcdev}:${mmcpart};" \ 182 "if test -e mmc ${bootpart} /boot/uEnv.txt; then " \ 183 "gpio set 55;" \ 184 "load mmc ${bootpart} ${loadaddr} " \ 185 "/boot/uEnv.txt;" \ 186 "env import -t ${loadaddr} ${filesize};" \ 187 "echo Loaded environment from /boot/uEnv.txt;" \ 188 "if test -n ${dtb}; then " \ 189 "setenv fdtfile ${dtb};" \ 190 "echo Using: dtb=${fdtfile} ...;" \ 191 "fi;" \ 192 "echo Checking if uname_r is set in " \ 193 "/boot/uEnv.txt...;" \ 194 "if test -n ${uname_r}; then " \ 195 "gpio set 56; " \ 196 "echo Running uname_boot ...;" \ 197 "setenv mmcroot /dev/mmcblk${mmcdev}" \ 198 "p${mmcpart} ro;" \ 199 "run uname_boot;" \ 200 "fi;" \ 201 "fi;" \ 202 "done;" \ 203 "fi;\0" \ 204 "netboot=echo Booting from network ...; " \ 205 "setenv autoload no; " \ 206 "dhcp; " \ 207 "tftp ${loadaddr} ${bootfile}; " \ 208 "tftp ${fdtaddr} ${fdtfile}; " \ 209 "run netargs; " \ 210 "bootz ${loadaddr} - ${fdtaddr}\0" \ 211 "nfsboot=echo Booting from ${server_ip} ...; " \ 212 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 213 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 214 ":${device}:${autoconf}; " \ 215 "setenv autoload no; " \ 216 "setenv serverip ${server_ip}; " \ 217 "setenv ipaddr ${client_ip}; " \ 218 "tftp ${loadaddr} ${bootfile}; " \ 219 "tftp ${fdtaddr} dtbs/${fdtfile}; " \ 220 "run nfsargs; " \ 221 "bootz ${loadaddr} - ${fdtaddr}\0" \ 222 "nfsboot_uname_r=echo Booting from ${server_ip} ...; " \ 223 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 224 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 225 ":${device}:${autoconf}; " \ 226 "setenv autoload no; " \ 227 "setenv serverip ${server_ip}; " \ 228 "setenv ipaddr ${client_ip}; " \ 229 "tftp ${loadaddr} vmlinuz-${uname_r}; " \ 230 "tftp ${fdtaddr} dtbs/${uname_r}/${fdtfile}; " \ 231 "run nfsargs; " \ 232 "bootz ${loadaddr} - ${fdtaddr}\0" \ 233 "ramboot=echo Booting from ramdisk ...; " \ 234 "run ramargs; " \ 235 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 236 "findfdt="\ 237 "if test $board_rev = B; then " \ 238 "setenv fdtfile birdland_bav335b.dtb; " \ 239 "setenv fdtbase am335x-boneblack; fi; " \ 240 "if test $board_rev = A; then " \ 241 "setenv fdtfile birdland_bav335a.dtb; " \ 242 "setenv fdtbase am335x-boneblack; fi; " \ 243 "if test $fdtfile = undefined; then " \ 244 "echo WARNING: Could not determine device tree to use; fi; \0" \ 245 "uname_boot="\ 246 "setenv bootdir /boot; " \ 247 "setenv bootfile vmlinuz-${uname_r}; " \ 248 "if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \ 249 "echo loading ${bootdir}/${bootfile} ...; "\ 250 "run loadimage;" \ 251 "setenv fdtdir /boot/dtbs/${uname_r}; " \ 252 "if test -e mmc ${bootpart} ${fdtdir}/${fdtfile}; then " \ 253 "run loadfdt;" \ 254 "else " \ 255 "setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \ 256 "if test -e mmc ${bootpart} ${fdtdir}/" \ 257 "${fdtfile}; then " \ 258 "run loadfdt;" \ 259 "else " \ 260 "setenv fdtdir /boot/dtb-${uname_r}; " \ 261 "if test -e mmc ${bootpart} ${fdtdir}" \ 262 "/${fdtfile}; then " \ 263 "run loadfdt;" \ 264 "else " \ 265 "setenv fdtdir /boot/dtbs; " \ 266 "if test -e mmc ${bootpart} ${fdtdir}" \ 267 "/${fdtfile}; then " \ 268 "run loadfdt;" \ 269 "else " \ 270 "echo; echo unable to find " \ 271 "[${fdtfile}] " \ 272 "did you name it correctly?" \ 273 "echo booting fallback " \ 274 "[/boot/dtbs/" \ 275 "${uname_r}" \ 276 "/${fdtbase}.dtb]...;" \ 277 "setenv fdtdir /boot/dtbs/" \ 278 "${uname_r}; " \ 279 "setenv fdtfile " \ 280 "${fdtbase}.dtb; " \ 281 "run loadfdt;" \ 282 "fi;" \ 283 "fi;" \ 284 "fi;" \ 285 "fi;" \ 286 "fi; " \ 287 "setenv rdfile initrd.img-${uname_r}; " \ 288 "if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \ 289 "echo loading ${bootdir}/${rdfile} ...; "\ 290 "run loadrd;" \ 291 "if test -n ${uuid}; then " \ 292 "setenv mmcroot UUID=${uuid} ro;" \ 293 "fi;" \ 294 "run mmcargs;" \ 295 "echo debug: [${bootargs}] ... ;" \ 296 "echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} " \ 297 "${fdtaddr}] ... ;" \ 298 "bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}; " \ 299 "else " \ 300 "run mmcargs;" \ 301 "echo debug: [${bootargs}] ... ;" \ 302 "echo debug: [bootz ${loadaddr} - ${fdtaddr}] ... ;" \ 303 "bootz ${loadaddr} - ${fdtaddr}; " \ 304 "fi;" \ 305 "fi;\0" \ 306 NANDARGS \ 307 DFUARGS 308 #endif 309 310 #define CONFIG_BOOTCOMMAND \ 311 "gpio set 53; " \ 312 "i2c mw 0x24 1 0x3e; " \ 313 "run findfdt; " \ 314 "setenv mmcdev 0; " \ 315 "setenv bootpart 0:1; " \ 316 "run mmcboot;" \ 317 "gpio clear 56; " \ 318 "gpio clear 55; " \ 319 "gpio clear 54; " \ 320 "setenv mmcdev 1; " \ 321 "setenv bootpart 1:1; " \ 322 "run mmcboot;" 323 324 /* NS16550 Configuration */ 325 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */ 326 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 327 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 328 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 329 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 330 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 331 332 #define CONFIG_ENV_EEPROM_IS_ON_I2C 333 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 334 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 335 336 /* PMIC support */ 337 #define CONFIG_POWER_TPS65217 338 #define CONFIG_POWER_TPS65910 339 340 /* SPL */ 341 #ifndef CONFIG_NOR_BOOT 342 /* Bootcount using the RTC block */ 343 #define CONFIG_BOOTCOUNT_LIMIT 344 #define CONFIG_BOOTCOUNT_AM33XX 345 #define CONFIG_SYS_BOOTCOUNT_BE 346 347 /* USB gadget RNDIS */ 348 349 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 350 #endif 351 352 #ifdef CONFIG_NAND 353 /* NAND: device related configs */ 354 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 355 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 356 CONFIG_SYS_NAND_PAGE_SIZE) 357 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 358 #define CONFIG_SYS_NAND_OOBSIZE 64 359 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 360 /* NAND: driver related configs */ 361 #define CONFIG_NAND_OMAP_GPMC 362 #define CONFIG_NAND_OMAP_ELM 363 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 364 #define CONFIG_SYS_NAND_ECCPOS { \ 365 2, 3, 4, 5, 6, 7, 8, 9, \ 366 10, 11, 12, 13, 14, 15, 16, 17, \ 367 18, 19, 20, 21, 22, 23, 24, 25, \ 368 26, 27, 28, 29, 30, 31, 32, 33, \ 369 34, 35, 36, 37, 38, 39, 40, 41, \ 370 42, 43, 44, 45, 46, 47, 48, 49, \ 371 50, 51, 52, 53, 54, 55, 56, 57, } 372 373 #define CONFIG_SYS_NAND_ECCSIZE 512 374 #define CONFIG_SYS_NAND_ECCBYTES 14 375 #define CONFIG_SYS_NAND_ONFI_DETECTION 376 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 377 #define MTDIDS_DEFAULT "nand0=nand.0" 378 #define MTDPARTS_DEFAULT \ 379 "mtdparts=nand.0:" \ 380 "128k(NAND.SPL)," \ 381 "128k(NAND.SPL.backup1)," \ 382 "128k(NAND.SPL.backup2)," \ 383 "128k(NAND.SPL.backup3)," \ 384 "256k(NAND.u-boot-spl-os)," \ 385 "1m(NAND.u-boot)," \ 386 "128k(NAND.u-boot-env)," \ 387 "128k(NAND.u-boot-env.backup1)," \ 388 "8m(NAND.kernel)," \ 389 "-(NAND.rootfs)" 390 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 391 #undef CONFIG_ENV_IS_NOWHERE 392 #define CONFIG_ENV_IS_IN_NAND 393 #define CONFIG_ENV_OFFSET 0x001c0000 394 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 395 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 396 /* NAND: SPL related configs */ 397 #ifdef CONFIG_SPL_NAND_SUPPORT 398 #define CONFIG_SPL_NAND_AM33XX_BCH 399 #endif 400 #ifdef CONFIG_SPL_OS_BOOT 401 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 402 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 403 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 404 #endif 405 #endif /* !CONFIG_NAND */ 406 407 /* 408 * For NOR boot, we must set this to the start of where NOR is mapped 409 * in memory. 410 */ 411 #ifdef CONFIG_NOR_BOOT 412 #define CONFIG_SYS_TEXT_BASE 0x08000000 413 #endif 414 415 /* 416 * USB configuration. We enable MUSB support, both for host and for 417 * gadget. We set USB0 as peripheral and USB1 as host, based on the 418 * board schematic and physical port wired to each. Then for host we 419 * add mass storage support and for gadget we add both RNDIS ethernet 420 * and DFU. 421 */ 422 #define CONFIG_USB_MUSB_DSPS 423 #define CONFIG_USB_MUSB_PIO_ONLY 424 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 425 #define CONFIG_AM335X_USB0 426 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 427 #define CONFIG_AM335X_USB1 428 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 429 430 #ifndef CONFIG_SPL_USBETH_SUPPORT 431 /* Fastboot */ 432 #define CONFIG_USB_FUNCTION_FASTBOOT 433 #define CONFIG_CMD_FASTBOOT 434 #define CONFIG_ANDROID_BOOT_IMAGE 435 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 436 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 437 438 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 439 #endif 440 441 #ifdef CONFIG_USB_MUSB_GADGET 442 #define CONFIG_USB_FUNCTION_MASS_STORAGE 443 #endif /* CONFIG_USB_MUSB_GADGET */ 444 445 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 446 /* disable host part of MUSB in SPL */ 447 /* disable EFI partitions and partition UUID support */ 448 #endif 449 450 /* USB Device Firmware Update support */ 451 #ifndef CONFIG_SPL_BUILD 452 #define DFU_ALT_INFO_MMC \ 453 "dfu_alt_info_mmc=" \ 454 "boot part 0 1;" \ 455 "rootfs part 0 2;" \ 456 "MLO fat 0 1;" \ 457 "MLO.raw raw 0x100 0x100;" \ 458 "u-boot.img.raw raw 0x300 0x400;" \ 459 "spl-os-args.raw raw 0x80 0x80;" \ 460 "spl-os-image.raw raw 0x900 0x2000;" \ 461 "spl-os-args fat 0 1;" \ 462 "spl-os-image fat 0 1;" \ 463 "u-boot.img fat 0 1;" \ 464 "uEnv.txt fat 0 1\0" 465 #ifdef CONFIG_NAND 466 #define DFU_ALT_INFO_NAND \ 467 "dfu_alt_info_nand=" \ 468 "SPL part 0 1;" \ 469 "SPL.backup1 part 0 2;" \ 470 "SPL.backup2 part 0 3;" \ 471 "SPL.backup3 part 0 4;" \ 472 "u-boot part 0 5;" \ 473 "u-boot-spl-os part 0 6;" \ 474 "kernel part 0 8;" \ 475 "rootfs part 0 9\0" 476 #else 477 #define DFU_ALT_INFO_NAND "" 478 #endif 479 #define DFU_ALT_INFO_RAM \ 480 "dfu_alt_info_ram=" \ 481 "kernel ram 0x80200000 0xD80000;" \ 482 "fdt ram 0x80F80000 0x80000;" \ 483 "ramdisk ram 0x81000000 0x4000000\0" 484 #define DFUARGS \ 485 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 486 DFU_ALT_INFO_MMC \ 487 DFU_ALT_INFO_RAM \ 488 DFU_ALT_INFO_NAND 489 #endif 490 491 /* 492 * Default to using SPI for environment, etc. 493 * 0x000000 - 0x020000 : SPL (128KiB) 494 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 495 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 496 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 497 * 0x0E0000 - 0x442000 : Linux Kernel 498 * 0x442000 - 0x800000 : Userland 499 */ 500 #if defined(CONFIG_SPI_BOOT) 501 /* SPL related */ 502 #define CONFIG_SPL_SPI_LOAD 503 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 504 505 #define CONFIG_ENV_IS_IN_SPI_FLASH 506 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 507 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 508 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 509 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 510 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 511 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 512 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 513 "512k(u-boot),128k(u-boot-env1)," \ 514 "128k(u-boot-env2),3464k(kernel)," \ 515 "-(rootfs)" 516 #elif defined(CONFIG_EMMC_BOOT) 517 #undef CONFIG_ENV_IS_NOWHERE 518 #define CONFIG_ENV_IS_IN_MMC 519 #define CONFIG_SYS_MMC_ENV_DEV 1 520 #define CONFIG_SYS_MMC_ENV_PART 2 521 #define CONFIG_ENV_OFFSET 0x0 522 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 523 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 524 #endif 525 526 /* SPI flash. */ 527 #define CONFIG_SF_DEFAULT_SPEED 24000000 528 529 /* Network. */ 530 #define CONFIG_PHY_GIGE 531 #define CONFIG_PHYLIB 532 #define CONFIG_PHY_SMSC 533 534 /* 535 * NOR Size = 16 MiB 536 * Number of Sectors/Blocks = 128 537 * Sector Size = 128 KiB 538 * Word length = 16 bits 539 * Default layout: 540 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 541 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 542 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 543 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 544 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 545 */ 546 #if defined(CONFIG_NOR) 547 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 548 #define CONFIG_SYS_FLASH_PROTECTION 549 #define CONFIG_SYS_FLASH_CFI 550 #define CONFIG_FLASH_CFI_DRIVER 551 #define CONFIG_FLASH_CFI_MTD 552 #define CONFIG_SYS_MAX_FLASH_SECT 128 553 #define CONFIG_SYS_MAX_FLASH_BANKS 1 554 #define CONFIG_SYS_FLASH_BASE (0x08000000) 555 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 556 #define CONFIG_SYS_FLASH_SIZE 0x01000000 557 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 558 /* Reduce SPL size by removing unlikey targets */ 559 #ifdef CONFIG_NOR_BOOT 560 #define CONFIG_ENV_IS_IN_FLASH 561 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 562 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 563 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 564 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 565 #define MTDPARTS_DEFAULT \ 566 "mtdparts=physmap-flash.0:" \ 567 "512k(u-boot)," \ 568 "128k(u-boot-env1)," \ 569 "128k(u-boot-env2)," \ 570 "4m(kernel),-(rootfs)" 571 #endif 572 #endif /* NOR support */ 573 574 #endif /* ! __CONFIG_AM335X_EVM_H */ 575