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 # ifdef CONFIG_ENABLE_VBOOT 27 # endif 28 #endif 29 30 #define CONFIG_SYS_BOOTM_LEN (16 << 20) 31 32 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 33 34 /* Clock Defines */ 35 #define V_OSCK 24000000 /* Clock output from T2 */ 36 #define V_SCLK (V_OSCK) 37 38 /* Custom script for NOR */ 39 #define CONFIG_SYS_LDSCRIPT "board/birdland/bav335x/u-boot.lds" 40 41 /* Always 128 KiB env size */ 42 #define CONFIG_ENV_SIZE (128 << 10) 43 44 #ifdef CONFIG_NAND 45 #define NANDARGS \ 46 "mtdids=" MTDIDS_DEFAULT "\0" \ 47 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 48 "nandargs=setenv bootargs console=${console} " \ 49 "${optargs} " \ 50 "root=${nandroot} " \ 51 "rootfstype=${nandrootfstype}\0" \ 52 "nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \ 53 "nandrootfstype=ubifs rootwait=1\0" \ 54 "nandboot=echo Booting from nand ...; " \ 55 "run nandargs; " \ 56 "nand read ${fdtaddr} u-boot-spl-os; " \ 57 "nand read ${loadaddr} kernel; " \ 58 "bootz ${loadaddr} - ${fdtaddr}\0" 59 #else 60 #define NANDARGS "" 61 #endif 62 63 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 64 65 #ifndef CONFIG_SPL_BUILD 66 #define CONFIG_EXTRA_ENV_SETTINGS \ 67 DEFAULT_LINUX_BOOT_ENV \ 68 "boot_fdt=try\0" \ 69 "bootpart=0:2\0" \ 70 "bootdir=\0" \ 71 "fdtdir=/dtbs\0" \ 72 "bootfile=zImage\0" \ 73 "fdtfile=undefined\0" \ 74 "console=ttyO0,115200n8\0" \ 75 "loadaddr=0x82000000\0" \ 76 "fdtaddr=0x88000000\0" \ 77 "rdaddr=0x88080000\0" \ 78 "initrd_high=0xffffffff\0" \ 79 "fdt_high=0xffffffff\0" \ 80 "partitions=" \ 81 "uuid_disk=${uuid_gpt_disk};" \ 82 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 83 "optargs=\0" \ 84 "cmdline=\0" \ 85 "mmcdev=0\0" \ 86 "mmcpart=1\0" \ 87 "mmcroot=/dev/mmcblk0p2 ro\0" \ 88 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 89 "rootpath=/export/rootfs\0" \ 90 "nfsopts=nolock\0" \ 91 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0" \ 92 "ramroot=/dev/ram0 rw\0" \ 93 "ramrootfstype=ext2\0" \ 94 "mmcargs=setenv bootargs console=${console} ${optargs} " \ 95 "root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}\0" \ 96 "server_ip=192.168.1.100\0" \ 97 "gw_ip=192.168.1.1\0" \ 98 "netmask=255.255.255.0\0" \ 99 "hostname=\0" \ 100 "device=eth0\0" \ 101 "autoconf=off\0" \ 102 "root_dir=/home/userid/targetNFS\0" \ 103 "nfs_options=,vers=3\0" \ 104 "nfsrootfstype=ext4 rootwait fixrtc\0" \ 105 "nfsargs=setenv bootargs console=${console} ${optargs} " \ 106 "root=/dev/nfs rw rootfstype=${nfsrootfstype} " \ 107 "nfsroot=${nfsroot} ip=${ip} ${cmdline}\0" \ 108 "netargs=setenv bootargs console=${console} " \ 109 "${optargs} root=/dev/nfs " \ 110 "nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp\0" \ 111 "bootenv=uEnv.txt\0" \ 112 "script=boot.scr\0" \ 113 "scriptfile=${script}\0" \ 114 "loadbootscript=load mmc ${bootpart} ${loadaddr} ${scriptfile};\0" \ 115 "bootscript=echo Running bootscript from mmc${bootpart} ...; " \ 116 "source ${loadaddr}\0" \ 117 "loadbootenv=load mmc ${bootpart} ${loadaddr} ${bootenv}\0" \ 118 "importbootenv=echo Importing environment from mmc ...; " \ 119 "env import -t -r $loadaddr $filesize\0" \ 120 "ramargs=setenv bootargs console=${console} " \ 121 "${optargs} root=${ramroot} rootfstype=${ramrootfstype}\0" \ 122 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 123 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 124 "loadrd=load mmc ${bootpart} ${rdaddr} " \ 125 "${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \ 126 "loadfdt=echo loading ${fdtdir}/${fdtfile} ...; " \ 127 "load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \ 128 "mmcboot=mmc dev ${mmcdev}; " \ 129 "if mmc rescan; then " \ 130 "gpio set 54;" \ 131 "setenv bootpart ${mmcdev}:1; " \ 132 "if test -e mmc ${bootpart} /etc/fstab; then " \ 133 "setenv mmcpart 1;" \ 134 "fi; " \ 135 "echo Checking for: /uEnv.txt ...;" \ 136 "if test -e mmc ${bootpart} /uEnv.txt; then " \ 137 "if run loadbootenv; then " \ 138 "gpio set 55;" \ 139 "echo Loaded environment from ${bootenv};" \ 140 "run importbootenv;" \ 141 "fi;" \ 142 "echo Checking if uenvcmd is set ...;" \ 143 "if test -n ${uenvcmd}; then " \ 144 "gpio set 56; " \ 145 "echo Running uenvcmd ...;" \ 146 "run uenvcmd;" \ 147 "fi;" \ 148 "echo Checking if client_ip is set ...;" \ 149 "if test -n ${client_ip}; then " \ 150 "if test -n ${dtb}; then " \ 151 "setenv fdtfile ${dtb};" \ 152 "echo using ${fdtfile} ...;" \ 153 "fi;" \ 154 "gpio set 56; " \ 155 "if test -n ${uname_r}; then " \ 156 "echo Running nfsboot_uname_r ...;" \ 157 "run nfsboot_uname_r;" \ 158 "fi;" \ 159 "echo Running nfsboot ...;" \ 160 "run nfsboot;" \ 161 "fi;" \ 162 "fi; " \ 163 "echo Checking for: /${script} ...;" \ 164 "if test -e mmc ${bootpart} /${script}; then " \ 165 "gpio set 55;" \ 166 "setenv scriptfile ${script};" \ 167 "run loadbootscript;" \ 168 "echo Loaded script from ${scriptfile};" \ 169 "gpio set 56; " \ 170 "run bootscript;" \ 171 "fi; " \ 172 "echo Checking for: /boot/${script} ...;" \ 173 "if test -e mmc ${bootpart} /boot/${script}; then " \ 174 "gpio set 55;" \ 175 "setenv scriptfile /boot/${script};" \ 176 "run loadbootscript;" \ 177 "echo Loaded script from ${scriptfile};" \ 178 "gpio set 56; " \ 179 "run bootscript;" \ 180 "fi; " \ 181 "echo Checking for: /boot/uEnv.txt ...;" \ 182 "for i in 1 2 3 4 5 6 7 ; do " \ 183 "setenv mmcpart ${i};" \ 184 "setenv bootpart ${mmcdev}:${mmcpart};" \ 185 "if test -e mmc ${bootpart} /boot/uEnv.txt; then " \ 186 "gpio set 55;" \ 187 "load mmc ${bootpart} ${loadaddr} " \ 188 "/boot/uEnv.txt;" \ 189 "env import -t ${loadaddr} ${filesize};" \ 190 "echo Loaded environment from /boot/uEnv.txt;" \ 191 "if test -n ${dtb}; then " \ 192 "setenv fdtfile ${dtb};" \ 193 "echo Using: dtb=${fdtfile} ...;" \ 194 "fi;" \ 195 "echo Checking if uname_r is set in " \ 196 "/boot/uEnv.txt...;" \ 197 "if test -n ${uname_r}; then " \ 198 "gpio set 56; " \ 199 "echo Running uname_boot ...;" \ 200 "setenv mmcroot /dev/mmcblk${mmcdev}" \ 201 "p${mmcpart} ro;" \ 202 "run uname_boot;" \ 203 "fi;" \ 204 "fi;" \ 205 "done;" \ 206 "fi;\0" \ 207 "netboot=echo Booting from network ...; " \ 208 "setenv autoload no; " \ 209 "dhcp; " \ 210 "tftp ${loadaddr} ${bootfile}; " \ 211 "tftp ${fdtaddr} ${fdtfile}; " \ 212 "run netargs; " \ 213 "bootz ${loadaddr} - ${fdtaddr}\0" \ 214 "nfsboot=echo Booting from ${server_ip} ...; " \ 215 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 216 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 217 ":${device}:${autoconf}; " \ 218 "setenv autoload no; " \ 219 "setenv serverip ${server_ip}; " \ 220 "setenv ipaddr ${client_ip}; " \ 221 "tftp ${loadaddr} ${bootfile}; " \ 222 "tftp ${fdtaddr} dtbs/${fdtfile}; " \ 223 "run nfsargs; " \ 224 "bootz ${loadaddr} - ${fdtaddr}\0" \ 225 "nfsboot_uname_r=echo Booting from ${server_ip} ...; " \ 226 "setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \ 227 "setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \ 228 ":${device}:${autoconf}; " \ 229 "setenv autoload no; " \ 230 "setenv serverip ${server_ip}; " \ 231 "setenv ipaddr ${client_ip}; " \ 232 "tftp ${loadaddr} vmlinuz-${uname_r}; " \ 233 "tftp ${fdtaddr} dtbs/${uname_r}/${fdtfile}; " \ 234 "run nfsargs; " \ 235 "bootz ${loadaddr} - ${fdtaddr}\0" \ 236 "ramboot=echo Booting from ramdisk ...; " \ 237 "run ramargs; " \ 238 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 239 "findfdt="\ 240 "if test $board_rev = B; then " \ 241 "setenv fdtfile birdland_bav335b.dtb; " \ 242 "setenv fdtbase am335x-boneblack; fi; " \ 243 "if test $board_rev = A; then " \ 244 "setenv fdtfile birdland_bav335a.dtb; " \ 245 "setenv fdtbase am335x-boneblack; fi; " \ 246 "if test $fdtfile = undefined; then " \ 247 "echo WARNING: Could not determine device tree to use; fi; \0" \ 248 "uname_boot="\ 249 "setenv bootdir /boot; " \ 250 "setenv bootfile vmlinuz-${uname_r}; " \ 251 "if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \ 252 "echo loading ${bootdir}/${bootfile} ...; "\ 253 "run loadimage;" \ 254 "setenv fdtdir /boot/dtbs/${uname_r}; " \ 255 "if test -e mmc ${bootpart} ${fdtdir}/${fdtfile}; then " \ 256 "run loadfdt;" \ 257 "else " \ 258 "setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \ 259 "if test -e mmc ${bootpart} ${fdtdir}/" \ 260 "${fdtfile}; then " \ 261 "run loadfdt;" \ 262 "else " \ 263 "setenv fdtdir /boot/dtb-${uname_r}; " \ 264 "if test -e mmc ${bootpart} ${fdtdir}" \ 265 "/${fdtfile}; then " \ 266 "run loadfdt;" \ 267 "else " \ 268 "setenv fdtdir /boot/dtbs; " \ 269 "if test -e mmc ${bootpart} ${fdtdir}" \ 270 "/${fdtfile}; then " \ 271 "run loadfdt;" \ 272 "else " \ 273 "echo; echo unable to find " \ 274 "[${fdtfile}] " \ 275 "did you name it correctly?" \ 276 "echo booting fallback " \ 277 "[/boot/dtbs/" \ 278 "${uname_r}" \ 279 "/${fdtbase}.dtb]...;" \ 280 "setenv fdtdir /boot/dtbs/" \ 281 "${uname_r}; " \ 282 "setenv fdtfile " \ 283 "${fdtbase}.dtb; " \ 284 "run loadfdt;" \ 285 "fi;" \ 286 "fi;" \ 287 "fi;" \ 288 "fi;" \ 289 "fi; " \ 290 "setenv rdfile initrd.img-${uname_r}; " \ 291 "if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \ 292 "echo loading ${bootdir}/${rdfile} ...; "\ 293 "run loadrd;" \ 294 "if test -n ${uuid}; then " \ 295 "setenv mmcroot UUID=${uuid} ro;" \ 296 "fi;" \ 297 "run mmcargs;" \ 298 "echo debug: [${bootargs}] ... ;" \ 299 "echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} " \ 300 "${fdtaddr}] ... ;" \ 301 "bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}; " \ 302 "else " \ 303 "run mmcargs;" \ 304 "echo debug: [${bootargs}] ... ;" \ 305 "echo debug: [bootz ${loadaddr} - ${fdtaddr}] ... ;" \ 306 "bootz ${loadaddr} - ${fdtaddr}; " \ 307 "fi;" \ 308 "fi;\0" \ 309 NANDARGS \ 310 DFUARGS 311 #endif 312 313 #define CONFIG_BOOTCOMMAND \ 314 "gpio set 53; " \ 315 "i2c mw 0x24 1 0x3e; " \ 316 "run findfdt; " \ 317 "setenv mmcdev 0; " \ 318 "setenv bootpart 0:1; " \ 319 "run mmcboot;" \ 320 "gpio clear 56; " \ 321 "gpio clear 55; " \ 322 "gpio clear 54; " \ 323 "setenv mmcdev 1; " \ 324 "setenv bootpart 1:1; " \ 325 "run mmcboot;" 326 327 /* NS16550 Configuration */ 328 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */ 329 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 330 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 331 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 332 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 333 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 334 #define CONFIG_BAUDRATE 115200 335 336 #define CONFIG_CMD_EEPROM 337 #define CONFIG_ENV_EEPROM_IS_ON_I2C 338 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 339 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 340 341 /* PMIC support */ 342 #define CONFIG_POWER_TPS65217 343 #define CONFIG_POWER_TPS65910 344 345 /* SPL */ 346 #ifndef CONFIG_NOR_BOOT 347 /* Bootcount using the RTC block */ 348 #define CONFIG_BOOTCOUNT_LIMIT 349 #define CONFIG_BOOTCOUNT_AM33XX 350 #define CONFIG_SYS_BOOTCOUNT_BE 351 352 /* USB gadget RNDIS */ 353 354 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 355 #endif 356 357 #ifdef CONFIG_NAND 358 /* NAND: device related configs */ 359 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 360 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 361 CONFIG_SYS_NAND_PAGE_SIZE) 362 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 363 #define CONFIG_SYS_NAND_OOBSIZE 64 364 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 365 /* NAND: driver related configs */ 366 #define CONFIG_NAND_OMAP_GPMC 367 #define CONFIG_NAND_OMAP_ELM 368 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 369 #define CONFIG_SYS_NAND_ECCPOS { \ 370 2, 3, 4, 5, 6, 7, 8, 9, \ 371 10, 11, 12, 13, 14, 15, 16, 17, \ 372 18, 19, 20, 21, 22, 23, 24, 25, \ 373 26, 27, 28, 29, 30, 31, 32, 33, \ 374 34, 35, 36, 37, 38, 39, 40, 41, \ 375 42, 43, 44, 45, 46, 47, 48, 49, \ 376 50, 51, 52, 53, 54, 55, 56, 57, } 377 378 #define CONFIG_SYS_NAND_ECCSIZE 512 379 #define CONFIG_SYS_NAND_ECCBYTES 14 380 #define CONFIG_SYS_NAND_ONFI_DETECTION 381 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 382 #define MTDIDS_DEFAULT "nand0=nand.0" 383 #define MTDPARTS_DEFAULT \ 384 "mtdparts=nand.0:" \ 385 "128k(NAND.SPL)," \ 386 "128k(NAND.SPL.backup1)," \ 387 "128k(NAND.SPL.backup2)," \ 388 "128k(NAND.SPL.backup3)," \ 389 "256k(NAND.u-boot-spl-os)," \ 390 "1m(NAND.u-boot)," \ 391 "128k(NAND.u-boot-env)," \ 392 "128k(NAND.u-boot-env.backup1)," \ 393 "8m(NAND.kernel)," \ 394 "-(NAND.rootfs)" 395 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 396 #undef CONFIG_ENV_IS_NOWHERE 397 #define CONFIG_ENV_IS_IN_NAND 398 #define CONFIG_ENV_OFFSET 0x001c0000 399 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 400 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 401 /* NAND: SPL related configs */ 402 #ifdef CONFIG_SPL_NAND_SUPPORT 403 #define CONFIG_SPL_NAND_AM33XX_BCH 404 #endif 405 #ifdef CONFIG_SPL_OS_BOOT 406 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 407 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 408 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 409 #endif 410 #endif /* !CONFIG_NAND */ 411 412 /* 413 * For NOR boot, we must set this to the start of where NOR is mapped 414 * in memory. 415 */ 416 #ifdef CONFIG_NOR_BOOT 417 #define CONFIG_SYS_TEXT_BASE 0x08000000 418 #endif 419 420 /* 421 * USB configuration. We enable MUSB support, both for host and for 422 * gadget. We set USB0 as peripheral and USB1 as host, based on the 423 * board schematic and physical port wired to each. Then for host we 424 * add mass storage support and for gadget we add both RNDIS ethernet 425 * and DFU. 426 */ 427 #define CONFIG_USB_MUSB_DSPS 428 #define CONFIG_USB_MUSB_PIO_ONLY 429 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 430 #define CONFIG_AM335X_USB0 431 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 432 #define CONFIG_AM335X_USB1 433 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 434 435 #ifndef CONFIG_SPL_USBETH_SUPPORT 436 /* Fastboot */ 437 #define CONFIG_USB_FUNCTION_FASTBOOT 438 #define CONFIG_CMD_FASTBOOT 439 #define CONFIG_ANDROID_BOOT_IMAGE 440 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 441 #define CONFIG_FASTBOOT_BUF_SIZE 0x07000000 442 443 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 1 444 #endif 445 446 #ifdef CONFIG_USB_MUSB_GADGET 447 #define CONFIG_USB_FUNCTION_MASS_STORAGE 448 #endif /* CONFIG_USB_MUSB_GADGET */ 449 450 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 451 /* disable host part of MUSB in SPL */ 452 /* disable EFI partitions and partition UUID support */ 453 #endif 454 455 /* USB Device Firmware Update support */ 456 #ifndef CONFIG_SPL_BUILD 457 #define DFU_ALT_INFO_MMC \ 458 "dfu_alt_info_mmc=" \ 459 "boot part 0 1;" \ 460 "rootfs part 0 2;" \ 461 "MLO fat 0 1;" \ 462 "MLO.raw raw 0x100 0x100;" \ 463 "u-boot.img.raw raw 0x300 0x400;" \ 464 "spl-os-args.raw raw 0x80 0x80;" \ 465 "spl-os-image.raw raw 0x900 0x2000;" \ 466 "spl-os-args fat 0 1;" \ 467 "spl-os-image fat 0 1;" \ 468 "u-boot.img fat 0 1;" \ 469 "uEnv.txt fat 0 1\0" 470 #ifdef CONFIG_NAND 471 #define DFU_ALT_INFO_NAND \ 472 "dfu_alt_info_nand=" \ 473 "SPL part 0 1;" \ 474 "SPL.backup1 part 0 2;" \ 475 "SPL.backup2 part 0 3;" \ 476 "SPL.backup3 part 0 4;" \ 477 "u-boot part 0 5;" \ 478 "u-boot-spl-os part 0 6;" \ 479 "kernel part 0 8;" \ 480 "rootfs part 0 9\0" 481 #else 482 #define DFU_ALT_INFO_NAND "" 483 #endif 484 #define DFU_ALT_INFO_RAM \ 485 "dfu_alt_info_ram=" \ 486 "kernel ram 0x80200000 0xD80000;" \ 487 "fdt ram 0x80F80000 0x80000;" \ 488 "ramdisk ram 0x81000000 0x4000000\0" 489 #define DFUARGS \ 490 "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \ 491 DFU_ALT_INFO_MMC \ 492 DFU_ALT_INFO_RAM \ 493 DFU_ALT_INFO_NAND 494 #endif 495 496 /* 497 * Default to using SPI for environment, etc. 498 * 0x000000 - 0x020000 : SPL (128KiB) 499 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 500 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 501 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 502 * 0x0E0000 - 0x442000 : Linux Kernel 503 * 0x442000 - 0x800000 : Userland 504 */ 505 #if defined(CONFIG_SPI_BOOT) 506 /* SPL related */ 507 #define CONFIG_SPL_SPI_LOAD 508 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 509 510 #define CONFIG_ENV_IS_IN_SPI_FLASH 511 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 512 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 513 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 514 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 515 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 516 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 517 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 518 "512k(u-boot),128k(u-boot-env1)," \ 519 "128k(u-boot-env2),3464k(kernel)," \ 520 "-(rootfs)" 521 #elif defined(CONFIG_EMMC_BOOT) 522 #undef CONFIG_ENV_IS_NOWHERE 523 #define CONFIG_ENV_IS_IN_MMC 524 #define CONFIG_SYS_MMC_ENV_DEV 1 525 #define CONFIG_SYS_MMC_ENV_PART 2 526 #define CONFIG_ENV_OFFSET 0x0 527 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 528 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 529 #endif 530 531 /* SPI flash. */ 532 #define CONFIG_SF_DEFAULT_SPEED 24000000 533 534 /* Network. */ 535 #define CONFIG_PHY_GIGE 536 #define CONFIG_PHYLIB 537 #define CONFIG_PHY_SMSC 538 539 /* 540 * NOR Size = 16 MiB 541 * Number of Sectors/Blocks = 128 542 * Sector Size = 128 KiB 543 * Word length = 16 bits 544 * Default layout: 545 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 546 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 547 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 548 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 549 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 550 */ 551 #if defined(CONFIG_NOR) 552 #undef CONFIG_SYS_NO_FLASH 553 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 554 #define CONFIG_SYS_FLASH_PROTECTION 555 #define CONFIG_SYS_FLASH_CFI 556 #define CONFIG_FLASH_CFI_DRIVER 557 #define CONFIG_FLASH_CFI_MTD 558 #define CONFIG_SYS_MAX_FLASH_SECT 128 559 #define CONFIG_SYS_MAX_FLASH_BANKS 1 560 #define CONFIG_SYS_FLASH_BASE (0x08000000) 561 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 562 #define CONFIG_SYS_FLASH_SIZE 0x01000000 563 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 564 /* Reduce SPL size by removing unlikey targets */ 565 #ifdef CONFIG_NOR_BOOT 566 #define CONFIG_ENV_IS_IN_FLASH 567 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 568 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 569 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 570 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 571 #define MTDPARTS_DEFAULT \ 572 "mtdparts=physmap-flash.0:" \ 573 "512k(u-boot)," \ 574 "128k(u-boot-env1)," \ 575 "128k(u-boot-env2)," \ 576 "4m(kernel),-(rootfs)" 577 #endif 578 #endif /* NOR support */ 579 580 #endif /* ! __CONFIG_AM335X_EVM_H */ 581