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 # define CONFIG_LZO 26 #endif 27 28 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 29 30 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 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/birdland/bav335x/u-boot.lds" 38 39 /* Always 128 KiB env size */ 40 #define CONFIG_ENV_SIZE (128 << 10) 41 42 #ifdef CONFIG_NAND 43 #define NANDARGS \ 44 "mtdids=" MTDIDS_DEFAULT "\0" \ 45 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 46 "nandargs=setenv bootargs console=${console} " \ 47 "${optargs} " \ 48 "root=${nandroot} " \ 49 "rootfstype=${nandrootfstype}\0" \ 50 "nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \ 51 "nandrootfstype=ubifs rootwait=1\0" \ 52 "nandboot=echo Booting from nand ...; " \ 53 "run nandargs; " \ 54 "nand read ${fdtaddr} u-boot-spl-os; " \ 55 "nand read ${loadaddr} kernel; " \ 56 "bootz ${loadaddr} - ${fdtaddr}\0" 57 #else 58 #define NANDARGS "" 59 #endif 60 61 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 62 63 #ifndef CONFIG_SPL_BUILD 64 #define CONFIG_EXTRA_ENV_SETTINGS \ 65 DEFAULT_LINUX_BOOT_ENV \ 66 "boot_fdt=try\0" \ 67 "bootpart=0:2\0" \ 68 "bootdir=\0" \ 69 "fdtdir=/dtbs\0" \ 70 "bootfile=zImage\0" \ 71 "fdtfile=undefined\0" \ 72 "console=ttyO0,115200n8\0" \ 73 "loadaddr=0x82000000\0" \ 74 "fdtaddr=0x88000000\0" \ 75 "rdaddr=0x88080000\0" \ 76 "initrd_high=0xffffffff\0" \ 77 "fdt_high=0xffffffff\0" \ 78 "partitions=" \ 79 "uuid_disk=${uuid_gpt_disk};" \ 80 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 81 "optargs=\0" \ 82 "cmdline=\0" \ 83 "mmcdev=0\0" \ 84 "mmcpart=1\0" \ 85 "mmcroot=/dev/mmcblk0p2 ro\0" \ 86 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 87 "rootpath=/export/rootfs\0" \ 88 "nfsopts=nolock\0" \ 89 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0" \ 90 "ramroot=/dev/ram0 rw\0" \ 91 "ramrootfstype=ext2\0" \ 92 "mmcargs=setenv bootargs console=${console} ${optargs} " \ 93 "root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}\0" \ 94 "server_ip=192.168.1.100\0" \ 95 "gw_ip=192.168.1.1\0" \ 96 "netmask=255.255.255.0\0" \ 97 "hostname=\0" \ 98 "device=eth0\0" \ 99 "autoconf=off\0" \ 100 "root_dir=/home/userid/targetNFS\0" \ 101 "nfs_options=,vers=3\0" \ 102 "nfsrootfstype=ext4 rootwait fixrtc\0" \ 103 "nfsargs=setenv bootargs console=${console} ${optargs} " \ 104 "root=/dev/nfs rw rootfstype=${nfsrootfstype} " \ 105 "nfsroot=${nfsroot} ip=${ip} ${cmdline}\0" \ 106 "netargs=setenv bootargs console=${console} " \ 107 "${optargs} root=/dev/nfs " \ 108 "nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp\0" \ 109 "bootenv=uEnv.txt\0" \ 110 "script=boot.scr\0" \ 111 "scriptfile=${script}\0" \ 112 "loadbootscript=load mmc ${bootpart} ${loadaddr} ${scriptfile};\0" \ 113 "bootscript=echo Running bootscript from mmc${bootpart} ...; " \ 114 "source ${loadaddr}\0" \ 115 "loadbootenv=load mmc ${bootpart} ${loadaddr} ${bootenv}\0" \ 116 "importbootenv=echo Importing environment from mmc ...; " \ 117 "env import -t -r $loadaddr $filesize\0" \ 118 "ramargs=setenv bootargs console=${console} " \ 119 "${optargs} root=${ramroot} rootfstype=${ramrootfstype}\0" \ 120 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 121 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 122 "loadrd=load mmc ${bootpart} ${rdaddr} " \ 123 "${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \ 124 "loadfdt=echo loading ${fdtdir}/${fdtfile} ...; " \ 125 "load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \ 126 "mmcboot=mmc dev ${mmcdev}; " \ 127 "if mmc rescan; then " \ 128 "gpio set 54;" \ 129 "setenv bootpart ${mmcdev}:1; " \ 130 "if test -e mmc ${bootpart} /etc/fstab; then " \ 131 "setenv mmcpart 1;" \ 132 "fi; " \ 133 "echo Checking for: /uEnv.txt ...;" \ 134 "if test -e mmc ${bootpart} /uEnv.txt; then " \ 135 "if run loadbootenv; then " \ 136 "gpio set 55;" \ 137 "echo Loaded environment from ${bootenv};" \ 138 "run importbootenv;" \ 139 "fi;" \ 140 "echo Checking if uenvcmd is set ...;" \ 141 "if test -n ${uenvcmd}; then " \ 142 "gpio set 56; " \ 143 "echo Running uenvcmd ...;" \ 144 "run uenvcmd;" \ 145 "fi;" \ 146 "echo Checking if client_ip is set ...;" \ 147 "if test -n ${client_ip}; then " \ 148 "if test -n ${dtb}; then " \ 149 "setenv fdtfile ${dtb};" \ 150 "echo using ${fdtfile} ...;" \ 151 "fi;" \ 152 "gpio set 56; " \ 153 "if test -n ${uname_r}; then " \ 154 "echo Running nfsboot_uname_r ...;" \ 155 "run nfsboot_uname_r;" \ 156 "fi;" \ 157 "echo Running nfsboot ...;" \ 158 "run nfsboot;" \ 159 "fi;" \ 160 "fi; " \ 161 "echo Checking for: /${script} ...;" \ 162 "if test -e mmc ${bootpart} /${script}; then " \ 163 "gpio set 55;" \ 164 "setenv scriptfile ${script};" \ 165 "run loadbootscript;" \ 166 "echo Loaded script from ${scriptfile};" \ 167 "gpio set 56; " \ 168 "run bootscript;" \ 169 "fi; " \ 170 "echo Checking for: /boot/${script} ...;" \ 171 "if test -e mmc ${bootpart} /boot/${script}; then " \ 172 "gpio set 55;" \ 173 "setenv scriptfile /boot/${script};" \ 174 "run loadbootscript;" \ 175 "echo Loaded script from ${scriptfile};" \ 176 "gpio set 56; " \ 177 "run bootscript;" \ 178 "fi; " \ 179 "echo Checking for: /boot/uEnv.txt ...;" \ 180 "for i in 1 2 3 4 5 6 7 ; do " \ 181 "setenv mmcpart ${i};" \ 182 "setenv bootpart ${mmcdev}:${mmcpart};" \ 183 "if test -e mmc ${bootpart} /boot/uEnv.txt; then " \ 184 "gpio set 55;" \ 185 "load mmc ${bootpart} ${loadaddr} " \ 186 "/boot/uEnv.txt;" \ 187 "env import -t ${loadaddr} ${filesize};" \ 188 "echo Loaded environment from /boot/uEnv.txt;" \ 189 "if test -n ${dtb}; then " \ 190 "setenv fdtfile ${dtb};" \ 191 "echo Using: dtb=${fdtfile} ...;" \ 192 "fi;" \ 193 "echo Checking if uname_r is set in " \ 194 "/boot/uEnv.txt...;" \ 195 "if test -n ${uname_r}; then " \ 196 "gpio set 56; " \ 197 "echo Running uname_boot ...;" \ 198 "setenv mmcroot /dev/mmcblk${mmcdev}" \ 199 "p${mmcpart} ro;" \ 200 "run uname_boot;" \ 201 "fi;" \ 202 "fi;" \ 203 "done;" \ 204 "fi;\0" \ 205 "netboot=echo Booting from network ...; " \ 206 "setenv autoload no; " \ 207 "dhcp; " \ 208 "tftp ${loadaddr} ${bootfile}; " \ 209 "tftp ${fdtaddr} ${fdtfile}; " \ 210 "run netargs; " \ 211 "bootz ${loadaddr} - ${fdtaddr}\0" \ 212 "nfsboot=echo Booting from ${server_ip} ...; " \ 213 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 214 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 215 ":${device}:${autoconf}; " \ 216 "setenv autoload no; " \ 217 "setenv serverip ${server_ip}; " \ 218 "setenv ipaddr ${client_ip}; " \ 219 "tftp ${loadaddr} ${bootfile}; " \ 220 "tftp ${fdtaddr} dtbs/${fdtfile}; " \ 221 "run nfsargs; " \ 222 "bootz ${loadaddr} - ${fdtaddr}\0" \ 223 "nfsboot_uname_r=echo Booting from ${server_ip} ...; " \ 224 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 225 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 226 ":${device}:${autoconf}; " \ 227 "setenv autoload no; " \ 228 "setenv serverip ${server_ip}; " \ 229 "setenv ipaddr ${client_ip}; " \ 230 "tftp ${loadaddr} vmlinuz-${uname_r}; " \ 231 "tftp ${fdtaddr} dtbs/${uname_r}/${fdtfile}; " \ 232 "run nfsargs; " \ 233 "bootz ${loadaddr} - ${fdtaddr}\0" \ 234 "ramboot=echo Booting from ramdisk ...; " \ 235 "run ramargs; " \ 236 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 237 "findfdt="\ 238 "if test $board_rev = B; then " \ 239 "setenv fdtfile birdland_bav335b.dtb; " \ 240 "setenv fdtbase am335x-boneblack; fi; " \ 241 "if test $board_rev = A; then " \ 242 "setenv fdtfile birdland_bav335a.dtb; " \ 243 "setenv fdtbase am335x-boneblack; fi; " \ 244 "if test $fdtfile = undefined; then " \ 245 "echo WARNING: Could not determine device tree to use; fi; \0" \ 246 "uname_boot="\ 247 "setenv bootdir /boot; " \ 248 "setenv bootfile vmlinuz-${uname_r}; " \ 249 "if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \ 250 "echo loading ${bootdir}/${bootfile} ...; "\ 251 "run loadimage;" \ 252 "setenv fdtdir /boot/dtbs/${uname_r}; " \ 253 "if test -e mmc ${bootpart} ${fdtdir}/${fdtfile}; then " \ 254 "run loadfdt;" \ 255 "else " \ 256 "setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \ 257 "if test -e mmc ${bootpart} ${fdtdir}/" \ 258 "${fdtfile}; then " \ 259 "run loadfdt;" \ 260 "else " \ 261 "setenv fdtdir /boot/dtb-${uname_r}; " \ 262 "if test -e mmc ${bootpart} ${fdtdir}" \ 263 "/${fdtfile}; then " \ 264 "run loadfdt;" \ 265 "else " \ 266 "setenv fdtdir /boot/dtbs; " \ 267 "if test -e mmc ${bootpart} ${fdtdir}" \ 268 "/${fdtfile}; then " \ 269 "run loadfdt;" \ 270 "else " \ 271 "echo; echo unable to find " \ 272 "[${fdtfile}] " \ 273 "did you name it correctly?" \ 274 "echo booting fallback " \ 275 "[/boot/dtbs/" \ 276 "${uname_r}" \ 277 "/${fdtbase}.dtb]...;" \ 278 "setenv fdtdir /boot/dtbs/" \ 279 "${uname_r}; " \ 280 "setenv fdtfile " \ 281 "${fdtbase}.dtb; " \ 282 "run loadfdt;" \ 283 "fi;" \ 284 "fi;" \ 285 "fi;" \ 286 "fi;" \ 287 "fi; " \ 288 "setenv rdfile initrd.img-${uname_r}; " \ 289 "if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \ 290 "echo loading ${bootdir}/${rdfile} ...; "\ 291 "run loadrd;" \ 292 "if test -n ${uuid}; then " \ 293 "setenv mmcroot UUID=${uuid} ro;" \ 294 "fi;" \ 295 "run mmcargs;" \ 296 "echo debug: [${bootargs}] ... ;" \ 297 "echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} " \ 298 "${fdtaddr}] ... ;" \ 299 "bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}; " \ 300 "else " \ 301 "run mmcargs;" \ 302 "echo debug: [${bootargs}] ... ;" \ 303 "echo debug: [bootz ${loadaddr} - ${fdtaddr}] ... ;" \ 304 "bootz ${loadaddr} - ${fdtaddr}; " \ 305 "fi;" \ 306 "fi;\0" \ 307 NANDARGS \ 308 DFUARGS 309 #endif 310 311 #define CONFIG_BOOTCOMMAND \ 312 "gpio set 53; " \ 313 "i2c mw 0x24 1 0x3e; " \ 314 "run findfdt; " \ 315 "setenv mmcdev 0; " \ 316 "setenv bootpart 0:1; " \ 317 "run mmcboot;" \ 318 "gpio clear 56; " \ 319 "gpio clear 55; " \ 320 "gpio clear 54; " \ 321 "setenv mmcdev 1; " \ 322 "setenv bootpart 1:1; " \ 323 "run mmcboot;" 324 325 /* NS16550 Configuration */ 326 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */ 327 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 328 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 329 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 330 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 331 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 332 333 #define CONFIG_CMD_EEPROM 334 #define CONFIG_ENV_EEPROM_IS_ON_I2C 335 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 336 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 337 338 /* PMIC support */ 339 #define CONFIG_POWER_TPS65217 340 #define CONFIG_POWER_TPS65910 341 342 /* SPL */ 343 #ifndef CONFIG_NOR_BOOT 344 /* Bootcount using the RTC block */ 345 #define CONFIG_BOOTCOUNT_LIMIT 346 #define CONFIG_BOOTCOUNT_AM33XX 347 #define CONFIG_SYS_BOOTCOUNT_BE 348 349 /* USB gadget RNDIS */ 350 351 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 352 #endif 353 354 #ifdef CONFIG_NAND 355 /* NAND: device related configs */ 356 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 357 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 358 CONFIG_SYS_NAND_PAGE_SIZE) 359 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 360 #define CONFIG_SYS_NAND_OOBSIZE 64 361 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 362 /* NAND: driver related configs */ 363 #define CONFIG_NAND_OMAP_GPMC 364 #define CONFIG_NAND_OMAP_ELM 365 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 366 #define CONFIG_SYS_NAND_ECCPOS { \ 367 2, 3, 4, 5, 6, 7, 8, 9, \ 368 10, 11, 12, 13, 14, 15, 16, 17, \ 369 18, 19, 20, 21, 22, 23, 24, 25, \ 370 26, 27, 28, 29, 30, 31, 32, 33, \ 371 34, 35, 36, 37, 38, 39, 40, 41, \ 372 42, 43, 44, 45, 46, 47, 48, 49, \ 373 50, 51, 52, 53, 54, 55, 56, 57, } 374 375 #define CONFIG_SYS_NAND_ECCSIZE 512 376 #define CONFIG_SYS_NAND_ECCBYTES 14 377 #define CONFIG_SYS_NAND_ONFI_DETECTION 378 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 379 #define MTDIDS_DEFAULT "nand0=nand.0" 380 #define MTDPARTS_DEFAULT \ 381 "mtdparts=nand.0:" \ 382 "128k(NAND.SPL)," \ 383 "128k(NAND.SPL.backup1)," \ 384 "128k(NAND.SPL.backup2)," \ 385 "128k(NAND.SPL.backup3)," \ 386 "256k(NAND.u-boot-spl-os)," \ 387 "1m(NAND.u-boot)," \ 388 "128k(NAND.u-boot-env)," \ 389 "128k(NAND.u-boot-env.backup1)," \ 390 "8m(NAND.kernel)," \ 391 "-(NAND.rootfs)" 392 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 393 #undef CONFIG_ENV_IS_NOWHERE 394 #define CONFIG_ENV_IS_IN_NAND 395 #define CONFIG_ENV_OFFSET 0x001c0000 396 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 397 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 398 /* NAND: SPL related configs */ 399 #ifdef CONFIG_SPL_NAND_SUPPORT 400 #define CONFIG_SPL_NAND_AM33XX_BCH 401 #endif 402 #ifdef CONFIG_SPL_OS_BOOT 403 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 404 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 405 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 406 #endif 407 #endif /* !CONFIG_NAND */ 408 409 /* 410 * For NOR boot, we must set this to the start of where NOR is mapped 411 * in memory. 412 */ 413 #ifdef CONFIG_NOR_BOOT 414 #define CONFIG_SYS_TEXT_BASE 0x08000000 415 #endif 416 417 /* 418 * USB configuration. We enable MUSB support, both for host and for 419 * gadget. We set USB0 as peripheral and USB1 as host, based on the 420 * board schematic and physical port wired to each. Then for host we 421 * add mass storage support and for gadget we add both RNDIS ethernet 422 * and DFU. 423 */ 424 #define CONFIG_USB_MUSB_DSPS 425 #define CONFIG_USB_MUSB_PIO_ONLY 426 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 427 #define CONFIG_AM335X_USB0 428 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 429 #define CONFIG_AM335X_USB1 430 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 431 432 #ifndef CONFIG_SPL_USBETH_SUPPORT 433 /* Fastboot */ 434 #define CONFIG_USB_FUNCTION_FASTBOOT 435 #define CONFIG_CMD_FASTBOOT 436 #define CONFIG_ANDROID_BOOT_IMAGE 437 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 438 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 439 440 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 441 #endif 442 443 #ifdef CONFIG_USB_MUSB_GADGET 444 #define CONFIG_USB_FUNCTION_MASS_STORAGE 445 #endif /* CONFIG_USB_MUSB_GADGET */ 446 447 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 448 /* disable host part of MUSB in SPL */ 449 /* disable EFI partitions and partition UUID support */ 450 #endif 451 452 /* USB Device Firmware Update support */ 453 #ifndef CONFIG_SPL_BUILD 454 #define DFU_ALT_INFO_MMC \ 455 "dfu_alt_info_mmc=" \ 456 "boot part 0 1;" \ 457 "rootfs part 0 2;" \ 458 "MLO fat 0 1;" \ 459 "MLO.raw raw 0x100 0x100;" \ 460 "u-boot.img.raw raw 0x300 0x400;" \ 461 "spl-os-args.raw raw 0x80 0x80;" \ 462 "spl-os-image.raw raw 0x900 0x2000;" \ 463 "spl-os-args fat 0 1;" \ 464 "spl-os-image fat 0 1;" \ 465 "u-boot.img fat 0 1;" \ 466 "uEnv.txt fat 0 1\0" 467 #ifdef CONFIG_NAND 468 #define DFU_ALT_INFO_NAND \ 469 "dfu_alt_info_nand=" \ 470 "SPL part 0 1;" \ 471 "SPL.backup1 part 0 2;" \ 472 "SPL.backup2 part 0 3;" \ 473 "SPL.backup3 part 0 4;" \ 474 "u-boot part 0 5;" \ 475 "u-boot-spl-os part 0 6;" \ 476 "kernel part 0 8;" \ 477 "rootfs part 0 9\0" 478 #else 479 #define DFU_ALT_INFO_NAND "" 480 #endif 481 #define DFU_ALT_INFO_RAM \ 482 "dfu_alt_info_ram=" \ 483 "kernel ram 0x80200000 0xD80000;" \ 484 "fdt ram 0x80F80000 0x80000;" \ 485 "ramdisk ram 0x81000000 0x4000000\0" 486 #define DFUARGS \ 487 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 488 DFU_ALT_INFO_MMC \ 489 DFU_ALT_INFO_RAM \ 490 DFU_ALT_INFO_NAND 491 #endif 492 493 /* 494 * Default to using SPI for environment, etc. 495 * 0x000000 - 0x020000 : SPL (128KiB) 496 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 497 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 498 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 499 * 0x0E0000 - 0x442000 : Linux Kernel 500 * 0x442000 - 0x800000 : Userland 501 */ 502 #if defined(CONFIG_SPI_BOOT) 503 /* SPL related */ 504 #define CONFIG_SPL_SPI_LOAD 505 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 506 507 #define CONFIG_ENV_IS_IN_SPI_FLASH 508 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 509 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 510 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 511 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 512 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 513 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 514 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 515 "512k(u-boot),128k(u-boot-env1)," \ 516 "128k(u-boot-env2),3464k(kernel)," \ 517 "-(rootfs)" 518 #elif defined(CONFIG_EMMC_BOOT) 519 #undef CONFIG_ENV_IS_NOWHERE 520 #define CONFIG_ENV_IS_IN_MMC 521 #define CONFIG_SYS_MMC_ENV_DEV 1 522 #define CONFIG_SYS_MMC_ENV_PART 2 523 #define CONFIG_ENV_OFFSET 0x0 524 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 525 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 526 #endif 527 528 /* SPI flash. */ 529 #define CONFIG_SF_DEFAULT_SPEED 24000000 530 531 /* Network. */ 532 #define CONFIG_PHY_GIGE 533 #define CONFIG_PHYLIB 534 #define CONFIG_PHY_SMSC 535 536 /* 537 * NOR Size = 16 MiB 538 * Number of Sectors/Blocks = 128 539 * Sector Size = 128 KiB 540 * Word length = 16 bits 541 * Default layout: 542 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 543 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 544 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 545 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 546 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 547 */ 548 #if defined(CONFIG_NOR) 549 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 550 #define CONFIG_SYS_FLASH_PROTECTION 551 #define CONFIG_SYS_FLASH_CFI 552 #define CONFIG_FLASH_CFI_DRIVER 553 #define CONFIG_FLASH_CFI_MTD 554 #define CONFIG_SYS_MAX_FLASH_SECT 128 555 #define CONFIG_SYS_MAX_FLASH_BANKS 1 556 #define CONFIG_SYS_FLASH_BASE (0x08000000) 557 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 558 #define CONFIG_SYS_FLASH_SIZE 0x01000000 559 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 560 /* Reduce SPL size by removing unlikey targets */ 561 #ifdef CONFIG_NOR_BOOT 562 #define CONFIG_ENV_IS_IN_FLASH 563 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 564 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 565 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 566 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 567 #define MTDPARTS_DEFAULT \ 568 "mtdparts=physmap-flash.0:" \ 569 "512k(u-boot)," \ 570 "128k(u-boot-env1)," \ 571 "128k(u-boot-env2)," \ 572 "4m(kernel),-(rootfs)" 573 #endif 574 #endif /* NOR support */ 575 576 #endif /* ! __CONFIG_AM335X_EVM_H */ 577