1 /* 2 * siemens am33x common board options 3 * (C) Copyright 2013 Siemens Schweiz AG 4 * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de. 5 * 6 * Based on: 7 * U-Boot file:/include/configs/am335x_evm.h 8 * 9 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 10 * 11 * SPDX-License-Identifier: GPL-2.0+ 12 */ 13 14 #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H 15 #define __CONFIG_SIEMENS_AM33X_COMMON_H 16 17 #define CONFIG_AM33XX 18 #define CONFIG_OMAP 19 20 #include <asm/arch/omap.h> 21 22 #define CONFIG_DMA_COHERENT 23 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 24 25 #define CONFIG_ENV_SIZE (0x2000) 26 #define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024) 27 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 28 #define CONFIG_BOARD_LATE_INIT 29 #define CONFIG_SYS_NO_FLASH 30 #ifdef CONFIG_SIEMENS_MACH_TYPE 31 #define CONFIG_MACH_TYPE CONFIG_SIEMENS_MACH_TYPE 32 #endif 33 34 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 35 #define CONFIG_SETUP_MEMORY_TAGS 36 #define CONFIG_INITRD_TAG 37 38 /* commands to include */ 39 40 #define CONFIG_ENV_VARS_UBOOT_CONFIG 41 #ifndef CONFIG_SPL_BUILD 42 #define CONFIG_ROOTPATH "/opt/eldk" 43 #endif 44 45 #define CONFIG_ENV_OVERWRITE 1 46 #define CONFIG_ENV_IS_NOWHERE 47 48 #define CONFIG_SYS_LONGHELP 49 #define CONFIG_CMDLINE_EDITING 50 #define CONFIG_AUTO_COMPLETE 51 #define CONFIG_SYS_AUTOLOAD "yes" 52 53 /* Clock Defines */ 54 #define V_OSCK 24000000 /* Clock output from T2 */ 55 #define V_SCLK (V_OSCK) 56 57 /* We set the max number of command args high to avoid HUSH bugs. */ 58 #define CONFIG_SYS_MAXARGS 32 59 60 /* Console I/O Buffer Size */ 61 #define CONFIG_SYS_CBSIZE 1024 62 63 /* Print Buffer Size */ 64 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 65 + sizeof(CONFIG_SYS_PROMPT) + 16) 66 67 /* Boot Argument Buffer Size */ 68 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 69 70 /* 71 * memtest works on 8 MB in DRAM after skipping 32MB from 72 * start addr of ram disk 73 */ 74 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 75 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 76 + (8 * 1024 * 1024)) 77 78 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 79 80 #define CONFIG_GENERIC_MMC 81 #define CONFIG_DOS_PARTITION 82 83 #define CONFIG_SPI 84 #define CONFIG_OMAP3_SPI 85 #define CONFIG_MTD_DEVICE 86 #define CONFIG_SF_DEFAULT_SPEED (75000000) 87 88 /* Physical Memory Map */ 89 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 90 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 91 92 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 93 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 94 GENERATED_GBL_DATA_SIZE) 95 /* Platform/Board specific defs */ 96 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 97 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 98 99 /* NS16550 Configuration */ 100 #ifdef CONFIG_SPL_BUILD 101 #define CONFIG_SYS_NS16550_SERIAL 102 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 103 #endif 104 #define CONFIG_SYS_NS16550_CLK (48000000) 105 #define CONFIG_SYS_NS16550_COM1 0x44e09000 106 #define CONFIG_SYS_NS16550_COM4 0x481a6000 107 108 #define CONFIG_BAUDRATE 115200 109 110 #define CONFIG_SERIAL1 1 111 #define CONFIG_CONS_INDEX 1 112 113 /* I2C Configuration */ 114 #define CONFIG_I2C 115 #define CONFIG_SYS_I2C 116 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 117 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 118 #define CONFIG_SYS_I2C_OMAP24XX 119 120 /* Defines for SPL */ 121 #define CONFIG_SPL_FRAMEWORK 122 #define CONFIG_SPL_TEXT_BASE 0x402F0400 123 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 124 CONFIG_SPL_TEXT_BASE) 125 126 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 127 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 128 129 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 130 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 131 #define CONFIG_FS_FAT 132 133 #define CONFIG_SPL_SPI_LOAD 134 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 135 136 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 137 138 #define CONFIG_SPL_BOARD_INIT 139 #define CONFIG_SPL_NAND_AM33XX_BCH 140 #define CONFIG_SPL_NAND_BASE 141 #define CONFIG_SPL_NAND_DRIVERS 142 #define CONFIG_SPL_NAND_ECC 143 #define CONFIG_SYS_NAND_ONFI_DETECTION 144 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 145 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 146 CONFIG_SYS_NAND_PAGE_SIZE) 147 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 148 #define CONFIG_SYS_NAND_OOBSIZE 64 149 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 150 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 151 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 152 10, 11, 12, 13, 14, 15, 16, 17, \ 153 18, 19, 20, 21, 22, 23, 24, 25, \ 154 26, 27, 28, 29, 30, 31, 32, 33, \ 155 34, 35, 36, 37, 38, 39, 40, 41, \ 156 42, 43, 44, 45, 46, 47, 48, 49, \ 157 50, 51, 52, 53, 54, 55, 56, 57, } 158 159 #define CONFIG_SYS_NAND_ECCSIZE 512 160 #define CONFIG_SYS_NAND_ECCBYTES 14 161 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 162 163 #define CONFIG_SYS_NAND_ECCSTEPS 4 164 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 165 CONFIG_SYS_NAND_ECCSTEPS) 166 167 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 168 169 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 170 171 /* 172 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 173 * 64 bytes before this address should be set aside for u-boot.img's 174 * header. That is 0x800FFFC0--0x80100000 should not be used for any 175 * other needs. 176 */ 177 #define CONFIG_SYS_TEXT_BASE 0x80100000 178 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 179 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 180 181 /* 182 * Since SPL did pll and ddr initialization for us, 183 * we don't need to do it twice. 184 */ 185 #ifndef CONFIG_SPL_BUILD 186 #define CONFIG_SKIP_LOWLEVEL_INIT 187 #endif 188 189 #ifndef CONFIG_SPL_BUILD 190 /* 191 * USB configuration 192 */ 193 #define CONFIG_USB_MUSB_DSPS 194 #define CONFIG_ARCH_MISC_INIT 195 #define CONFIG_USB_MUSB_PIO_ONLY 196 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 197 #undef CONFIG_USB_GADGET_DUALSPEED 198 199 #define CONFIG_AM335X_USB0 200 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 201 #define CONFIG_AM335X_USB1 202 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 203 204 #ifdef CONFIG_USB_MUSB_GADGET 205 #define CONFIG_USB_ETHER 206 #define CONFIG_USB_ETH_RNDIS 207 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 208 #endif /* CONFIG_USB_MUSB_GADGET */ 209 210 /* USB DRACO ID as default */ 211 #define CONFIG_USBD_HS 212 213 /* USB Device Firmware Update support */ 214 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20) 215 #define DFU_MANIFEST_POLL_TIMEOUT 25000 216 217 #endif /* CONFIG_SPL_BUILD */ 218 219 /* 220 * Default to using SPI for environment, etc. We have multiple copies 221 * of SPL as the ROM will check these locations. 222 * 0x0 - 0x20000 : First copy of SPL 223 * 0x20000 - 0x40000 : Second copy of SPL 224 * 0x40000 - 0x60000 : Third copy of SPL 225 * 0x60000 - 0x80000 : Fourth copy of SPL 226 * 0x80000 - 0xDF000 : U-Boot 227 * 0xDF000 - 0xE0000 : U-Boot Environment 228 * 0xE0000 - 0x442000 : Linux Kernel 229 * 0x442000 - 0x800000 : Userland 230 */ 231 #if defined(CONFIG_SPI_BOOT) 232 # undef CONFIG_ENV_IS_NOWHERE 233 # define CONFIG_ENV_IS_IN_SPI_FLASH 234 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 235 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 236 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 237 #endif /* SPI support */ 238 239 /* Unsupported features */ 240 #undef CONFIG_USE_IRQ 241 242 #define CONFIG_DRIVER_TI_CPSW 243 #define CONFIG_MII 244 #define CONFIG_PHY_GIGE 245 #define CONFIG_PHYLIB 246 #define CONFIG_BOOTP_DEFAULT 247 #define CONFIG_BOOTP_DNS 248 #define CONFIG_BOOTP_DNS2 249 #define CONFIG_BOOTP_SEND_HOSTNAME 250 #define CONFIG_BOOTP_GATEWAY 251 #define CONFIG_BOOTP_SUBNETMASK 252 #define CONFIG_NET_RETRY_COUNT 10 253 254 #define CONFIG_NAND 255 /* NAND support */ 256 #ifdef CONFIG_NAND 257 #define CONFIG_CMD_NAND 258 259 /* UBI Support */ 260 #ifndef CONFIG_SPL_BUILD 261 #define CONFIG_CMD_MTDPARTS 262 #define CONFIG_MTD_PARTITIONS 263 #define CONFIG_MTD_DEVICE 264 #define CONFIG_RBTREE 265 #define CONFIG_LZO 266 #define CONFIG_CMD_UBIFS 267 #endif 268 269 /* Commen environment */ 270 #define CONFIG_PREBOOT 271 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 272 "setenv bootargs ${bootargs};" \ 273 "mtdparts default;" \ 274 "draco_led 1;" \ 275 "dfu 0 nand 0;" \ 276 "draco_led 0;\0" \ 277 278 #define COMMON_ENV_NAND_BOOT \ 279 "nand_boot=echo Booting from nand; " \ 280 "if test ${upgrade_available} -eq 1; then " \ 281 "if test ${bootcount} -gt ${bootlimit}; " \ 282 "then " \ 283 "setenv upgrade_available 0;" \ 284 "setenv ${partitionset_active} true;" \ 285 "if test -n ${A}; then " \ 286 "setenv partitionset_active B; " \ 287 "env delete A; " \ 288 "fi;" \ 289 "if test -n ${B}; then " \ 290 "setenv partitionset_active A; " \ 291 "env delete B; " \ 292 "fi;" \ 293 "saveenv; " \ 294 "fi;" \ 295 "fi;" \ 296 "echo set ${partitionset_active}...;" \ 297 "run nand_args; " 298 299 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 300 "flash_self_test=setenv testargs test; " \ 301 "run nand_boot\0" \ 302 "dfu_start=echo Preparing for dfu mode ...; " \ 303 "run dfu_args; \0" 304 305 #define COMMON_ENV_SETTINGS \ 306 "verify=no \0" \ 307 "project_dir=targetdir\0" \ 308 "upgrade_available=0\0" \ 309 "altbootcmd=run bootcmd\0" \ 310 "bootlimit=3\0" \ 311 "partitionset_active=A\0" \ 312 "loadaddr=0x82000000\0" \ 313 "kloadaddr=0x81000000\0" \ 314 "script_addr=0x81900000\0" \ 315 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 316 "nfsopts=nolock rw\0" \ 317 "ip_method=none\0" \ 318 "bootenv=uEnv.txt\0" \ 319 "bootargs_defaults=setenv bootargs " \ 320 "console=${console} " \ 321 "${testargs} " \ 322 "${optargs}\0" \ 323 "siemens_help=echo; "\ 324 "echo Type 'run flash_self' to use kernel and root " \ 325 "filesystem on memory; echo Type 'run flash_self_test' to " \ 326 "use kernel and root filesystem on memory, boot in test " \ 327 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ 328 "from memory and root filesystem over NFS; echo Type " \ 329 "'run net_nfs' to get Kernel over TFTP and mount root " \ 330 "filesystem over NFS; " \ 331 "echo Set partitionset_active variable to 'A' " \ 332 "or 'B' to select kernel and rootfs partition; " \ 333 "echo" \ 334 "\0" 335 336 /* 337 * Variant 1 partition layout 338 * chip-size = 256MiB 339 *| name | size | address area | 340 *------------------------------------------------------- 341 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 342 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 343 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 344 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 345 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 346 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | 347 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | 348 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | 349 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | 350 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | 351 *------------------------------------------------------- 352 */ 353 #define MTDIDS_NAME_STR "omap2-nand.0" 354 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 355 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \ 356 "128k(spl)," \ 357 "128k(spl.backup1)," \ 358 "128k(spl.backup2)," \ 359 "128k(spl.backup3)," \ 360 "1920k(u-boot)," \ 361 "128k(uboot.env)," \ 362 "5120k(kernel_a)," \ 363 "5120k(kernel_b)," \ 364 "8192k(mtdoops)," \ 365 "-(rootfs)" 366 367 #define DFU_ALT_INFO_NAND_V1 \ 368 "spl part 0 1;" \ 369 "spl.backup1 part 0 2;" \ 370 "spl.backup2 part 0 3;" \ 371 "spl.backup3 part 0 4;" \ 372 "u-boot part 0 5;" \ 373 "u-boot.env part 0 6;" \ 374 "kernel_a part 0 7;" \ 375 "kernel_b part 0 8;" \ 376 "rootfs partubi 0 10" 377 378 #define CONFIG_ENV_SETTINGS_NAND_V1 \ 379 "nand_active_ubi_vol=rootfs_a\0" \ 380 "nand_active_ubi_vol_A=rootfs_a\0" \ 381 "nand_active_ubi_vol_B=rootfs_b\0" \ 382 "nand_root_fs_type=ubifs rootwait=1\0" \ 383 "nand_src_addr=0x280000\0" \ 384 "nand_src_addr_A=0x280000\0" \ 385 "nand_src_addr_B=0x780000\0" \ 386 "nand_args=run bootargs_defaults;" \ 387 "mtdparts default;" \ 388 "setenv ${partitionset_active} true;" \ 389 "if test -n ${A}; then " \ 390 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ 391 "setenv nand_src_addr ${nand_src_addr_A};" \ 392 "fi;" \ 393 "if test -n ${B}; then " \ 394 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 395 "setenv nand_src_addr ${nand_src_addr_B};" \ 396 "fi;" \ 397 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 398 "ubi.mtd=9,${ubi_off};" \ 399 "setenv bootargs ${bootargs} " \ 400 "root=${nand_root} noinitrd ${mtdparts} " \ 401 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 402 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 403 "=mtdoops\0" \ 404 COMMON_ENV_DFU_ARGS \ 405 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ 406 COMMON_ENV_NAND_BOOT \ 407 "nand read.i ${kloadaddr} ${nand_src_addr} " \ 408 "${nand_img_size}; bootm ${kloadaddr}\0" \ 409 COMMON_ENV_NAND_CMDS 410 411 #define CONFIG_ENV_SETTINGS_V1 \ 412 COMMON_ENV_SETTINGS \ 413 "net_args=run bootargs_defaults;" \ 414 "mtdparts default;" \ 415 "setenv bootfile ${project_dir}/kernel/uImage;" \ 416 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 417 "setenv bootargs ${bootargs} " \ 418 "root=/dev/nfs ${mtdparts} " \ 419 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 420 "ip=${ipaddr}:${serverip}:" \ 421 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 422 "net_nfs=echo Booting from network ...; " \ 423 "run net_args; " \ 424 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 425 "bootm ${kloadaddr}\0" 426 427 /* 428 * Variant 2 partition layout 429 * chip-size = 256MiB or 512 MiB 430 *| name | size | address area | 431 *------------------------------------------------------- 432 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 433 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 434 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 435 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 436 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 437 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 438 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 439 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | 440 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | 441 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | 442 *------------------------------------------------------- 443 */ 444 445 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \ 446 "128k(spl)," \ 447 "128k(spl.backup1)," \ 448 "128k(spl.backup2)," \ 449 "128k(spl.backup3)," \ 450 "1920k(u-boot)," \ 451 "512k(u-boot.env0)," \ 452 "512k(u-boot.env1)," \ 453 "512k(mtdoops)," \ 454 "-(rootfs)" 455 456 #define DFU_ALT_INFO_NAND_V2 \ 457 "spl part 0 1;" \ 458 "spl.backup1 part 0 2;" \ 459 "spl.backup2 part 0 3;" \ 460 "spl.backup3 part 0 4;" \ 461 "u-boot part 0 5;" \ 462 "u-boot.env0 part 0 6;" \ 463 "u-boot.env1 part 0 7;" \ 464 "rootfs partubi 0 9" \ 465 466 #define CONFIG_ENV_SETTINGS_NAND_V2 \ 467 "nand_active_ubi_vol=rootfs_a\0" \ 468 "rootfs_name=rootfs\0" \ 469 "kernel_name=uImage\0"\ 470 "nand_root_fs_type=ubifs rootwait=1\0" \ 471 "nand_args=run bootargs_defaults;" \ 472 "mtdparts default;" \ 473 "setenv ${partitionset_active} true;" \ 474 "if test -n ${A}; then " \ 475 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ 476 "fi;" \ 477 "if test -n ${B}; then " \ 478 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 479 "fi;" \ 480 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 481 "ubi.mtd=rootfs,2048;" \ 482 "setenv bootargs ${bootargs} " \ 483 "root=${nand_root} noinitrd ${mtdparts} " \ 484 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 485 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 486 "=mtdoops\0" \ 487 COMMON_ENV_DFU_ARGS \ 488 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ 489 COMMON_ENV_NAND_BOOT \ 490 "ubi part rootfs ${ubi_off};" \ 491 "ubifsmount ubi0:${nand_active_ubi_vol};" \ 492 "ubifsload ${kloadaddr} boot/${kernel_name};" \ 493 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ 494 "bootm ${kloadaddr} - ${loadaddr}\0" \ 495 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ 496 "bootm ${kloadaddr} - ${loadaddr}\0" \ 497 COMMON_ENV_NAND_CMDS 498 499 #define CONFIG_ENV_SETTINGS_V2 \ 500 COMMON_ENV_SETTINGS \ 501 "net_args=run bootargs_defaults;" \ 502 "mtdparts default;" \ 503 "setenv bootfile ${project_dir}/kernel/uImage;" \ 504 "setenv bootdtb ${project_dir}/kernel/dtb;" \ 505 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 506 "setenv bootargs ${bootargs} " \ 507 "root=/dev/nfs ${mtdparts} " \ 508 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 509 "ip=${ipaddr}:${serverip}:" \ 510 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 511 "net_nfs=echo Booting from network ...; " \ 512 "run net_args; " \ 513 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 514 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 515 "bootm ${kloadaddr} - ${loadaddr}\0" 516 517 /* 518 * Variant 3 partition layout 519 * chip-size = 512MiB 520 *| name | size | address area | 521 *------------------------------------------------------- 522 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 523 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 524 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 525 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 526 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 527 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 528 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 529 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | 530 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | 531 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | 532 *------------------------------------------------------- 533 */ 534 535 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \ 536 "128k(spl)," \ 537 "128k(spl.backup1)," \ 538 "128k(spl.backup2)," \ 539 "128k(spl.backup3)," \ 540 "1920k(u-boot)," \ 541 "512k(u-boot.env0)," \ 542 "512k(u-boot.env1)," \ 543 "300m(rootfs)," \ 544 "512k(mtdoops)," \ 545 "-(configuration)" 546 547 #define CONFIG_NAND_OMAP_GPMC 548 #define CONFIG_NAND_OMAP_ELM 549 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 550 /* to access nand at */ 551 /* CS0 */ 552 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 553 devices */ 554 #if !defined(CONFIG_SPI_BOOT) 555 #undef CONFIG_ENV_IS_NOWHERE 556 #define CONFIG_ENV_IS_IN_NAND 557 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 558 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 559 #endif 560 #endif 561 562 #define CONFIG_OMAP_GPIO 563 564 /* Gpio cmd support */ 565 566 /* Watchdog */ 567 #define CONFIG_HW_WATCHDOG 568 569 /* Reboot after 60 sec if bootcmd fails */ 570 #define CONFIG_RESET_TO_RETRY 571 #define CONFIG_BOOT_RETRY_TIME 60 572 573 #define CONFIG_BOOTCOUNT_LIMIT 574 #define CONFIG_BOOTCOUNT_ENV 575 576 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 577