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 #define CONFIG_OMAP_COMMON 20 21 #include <asm/arch/omap.h> 22 23 #define CONFIG_DMA_COHERENT 24 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 25 26 #define CONFIG_ENV_SIZE (0x2000) 27 #define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024) 28 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 29 #define CONFIG_BOARD_LATE_INIT 30 #define CONFIG_SYS_NO_FLASH 31 #ifdef CONFIG_SIEMENS_MACH_TYPE 32 #define CONFIG_MACH_TYPE CONFIG_SIEMENS_MACH_TYPE 33 #endif 34 35 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 36 #define CONFIG_SETUP_MEMORY_TAGS 37 #define CONFIG_INITRD_TAG 38 39 /* commands to include */ 40 41 #define CONFIG_ENV_VARS_UBOOT_CONFIG 42 #ifndef CONFIG_SPL_BUILD 43 #define CONFIG_ROOTPATH "/opt/eldk" 44 #endif 45 46 #define CONFIG_ENV_OVERWRITE 1 47 #define CONFIG_ENV_IS_NOWHERE 48 49 #define CONFIG_SYS_LONGHELP 50 #define CONFIG_CMDLINE_EDITING 51 #define CONFIG_AUTO_COMPLETE 52 #define CONFIG_SYS_AUTOLOAD "yes" 53 54 /* Clock Defines */ 55 #define V_OSCK 24000000 /* Clock output from T2 */ 56 #define V_SCLK (V_OSCK) 57 58 /* We set the max number of command args high to avoid HUSH bugs. */ 59 #define CONFIG_SYS_MAXARGS 32 60 61 /* Console I/O Buffer Size */ 62 #define CONFIG_SYS_CBSIZE 1024 63 64 /* Print Buffer Size */ 65 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 66 + sizeof(CONFIG_SYS_PROMPT) + 16) 67 68 /* Boot Argument Buffer Size */ 69 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 70 71 /* 72 * memtest works on 8 MB in DRAM after skipping 32MB from 73 * start addr of ram disk 74 */ 75 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 76 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 77 + (8 * 1024 * 1024)) 78 79 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 80 81 #define CONFIG_MMC 82 #define CONFIG_GENERIC_MMC 83 #define CONFIG_OMAP_HSMMC 84 #define CONFIG_DOS_PARTITION 85 86 #define CONFIG_SPI 87 #define CONFIG_OMAP3_SPI 88 #define CONFIG_MTD_DEVICE 89 #define CONFIG_SF_DEFAULT_SPEED (75000000) 90 91 /* Physical Memory Map */ 92 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 93 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 94 95 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 96 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 97 GENERATED_GBL_DATA_SIZE) 98 /* Platform/Board specific defs */ 99 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 100 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 101 102 /* NS16550 Configuration */ 103 #ifdef CONFIG_SPL_BUILD 104 #define CONFIG_SYS_NS16550_SERIAL 105 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 106 #endif 107 #define CONFIG_SYS_NS16550_CLK (48000000) 108 #define CONFIG_SYS_NS16550_COM1 0x44e09000 109 #define CONFIG_SYS_NS16550_COM4 0x481a6000 110 111 #define CONFIG_BAUDRATE 115200 112 113 #define CONFIG_SYS_CONSOLE_INFO_QUIET 114 #define CONFIG_SERIAL1 1 115 #define CONFIG_CONS_INDEX 1 116 117 /* I2C Configuration */ 118 #define CONFIG_I2C 119 #define CONFIG_SYS_I2C 120 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 121 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 122 #define CONFIG_SYS_I2C_OMAP24XX 123 124 /* Defines for SPL */ 125 #define CONFIG_SPL_FRAMEWORK 126 #define CONFIG_SPL_TEXT_BASE 0x402F0400 127 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 128 CONFIG_SPL_TEXT_BASE) 129 130 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 131 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 132 133 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 134 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 135 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 136 #define CONFIG_FS_FAT 137 138 #define CONFIG_SPL_YMODEM_SUPPORT 139 140 #define CONFIG_SPL_WATCHDOG_SUPPORT 141 142 #define CONFIG_SPL_SPI_SUPPORT 143 #define CONFIG_SPL_SPI_FLASH_SUPPORT 144 #define CONFIG_SPL_SPI_LOAD 145 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 146 147 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 148 149 #define CONFIG_SPL_BOARD_INIT 150 #define CONFIG_SPL_NAND_AM33XX_BCH 151 #define CONFIG_SPL_NAND_BASE 152 #define CONFIG_SPL_NAND_DRIVERS 153 #define CONFIG_SPL_NAND_ECC 154 #define CONFIG_SYS_NAND_ONFI_DETECTION 155 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 156 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 157 CONFIG_SYS_NAND_PAGE_SIZE) 158 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 159 #define CONFIG_SYS_NAND_OOBSIZE 64 160 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 161 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 162 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 163 10, 11, 12, 13, 14, 15, 16, 17, \ 164 18, 19, 20, 21, 22, 23, 24, 25, \ 165 26, 27, 28, 29, 30, 31, 32, 33, \ 166 34, 35, 36, 37, 38, 39, 40, 41, \ 167 42, 43, 44, 45, 46, 47, 48, 49, \ 168 50, 51, 52, 53, 54, 55, 56, 57, } 169 170 #define CONFIG_SYS_NAND_ECCSIZE 512 171 #define CONFIG_SYS_NAND_ECCBYTES 14 172 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 173 174 #define CONFIG_SYS_NAND_ECCSTEPS 4 175 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 176 CONFIG_SYS_NAND_ECCSTEPS) 177 178 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 179 180 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 181 182 /* 183 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 184 * 64 bytes before this address should be set aside for u-boot.img's 185 * header. That is 0x800FFFC0--0x80100000 should not be used for any 186 * other needs. 187 */ 188 #define CONFIG_SYS_TEXT_BASE 0x80100000 189 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 190 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 191 192 /* 193 * Since SPL did pll and ddr initialization for us, 194 * we don't need to do it twice. 195 */ 196 #ifndef CONFIG_SPL_BUILD 197 #define CONFIG_SKIP_LOWLEVEL_INIT 198 #endif 199 200 #ifndef CONFIG_SPL_BUILD 201 /* 202 * USB configuration 203 */ 204 #define CONFIG_USB_MUSB_DSPS 205 #define CONFIG_ARCH_MISC_INIT 206 #define CONFIG_USB_MUSB_PIO_ONLY 207 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 208 #undef CONFIG_USB_GADGET_DUALSPEED 209 210 #define CONFIG_AM335X_USB0 211 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 212 #define CONFIG_AM335X_USB1 213 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 214 215 #ifdef CONFIG_USB_MUSB_GADGET 216 #define CONFIG_USB_ETHER 217 #define CONFIG_USB_ETH_RNDIS 218 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 219 #endif /* CONFIG_USB_MUSB_GADGET */ 220 221 /* USB DRACO ID as default */ 222 #define CONFIG_USBD_HS 223 224 /* USB Device Firmware Update support */ 225 #define CONFIG_USB_FUNCTION_DFU 226 #define CONFIG_DFU_NAND 227 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20) 228 #define DFU_MANIFEST_POLL_TIMEOUT 25000 229 230 #endif /* CONFIG_SPL_BUILD */ 231 232 /* 233 * Default to using SPI for environment, etc. We have multiple copies 234 * of SPL as the ROM will check these locations. 235 * 0x0 - 0x20000 : First copy of SPL 236 * 0x20000 - 0x40000 : Second copy of SPL 237 * 0x40000 - 0x60000 : Third copy of SPL 238 * 0x60000 - 0x80000 : Fourth copy of SPL 239 * 0x80000 - 0xDF000 : U-Boot 240 * 0xDF000 - 0xE0000 : U-Boot Environment 241 * 0xE0000 - 0x442000 : Linux Kernel 242 * 0x442000 - 0x800000 : Userland 243 */ 244 #if defined(CONFIG_SPI_BOOT) 245 # undef CONFIG_ENV_IS_NOWHERE 246 # define CONFIG_ENV_IS_IN_SPI_FLASH 247 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 248 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 249 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 250 #endif /* SPI support */ 251 252 /* Unsupported features */ 253 #undef CONFIG_USE_IRQ 254 255 #define CONFIG_DRIVER_TI_CPSW 256 #define CONFIG_MII 257 #define CONFIG_PHY_GIGE 258 #define CONFIG_PHYLIB 259 #define CONFIG_BOOTP_DEFAULT 260 #define CONFIG_BOOTP_DNS 261 #define CONFIG_BOOTP_DNS2 262 #define CONFIG_BOOTP_SEND_HOSTNAME 263 #define CONFIG_BOOTP_GATEWAY 264 #define CONFIG_BOOTP_SUBNETMASK 265 #define CONFIG_NET_RETRY_COUNT 10 266 267 #define CONFIG_NAND 268 /* NAND support */ 269 #ifdef CONFIG_NAND 270 #define CONFIG_CMD_NAND 271 272 /* UBI Support */ 273 #ifndef CONFIG_SPL_BUILD 274 #define CONFIG_CMD_MTDPARTS 275 #define CONFIG_MTD_PARTITIONS 276 #define CONFIG_MTD_DEVICE 277 #define CONFIG_RBTREE 278 #define CONFIG_LZO 279 #define CONFIG_CMD_UBI 280 #define CONFIG_CMD_UBIFS 281 #define CONFIG_MTD_UBI_FASTMAP 282 #define CONFIG_MTD_UBI_FASTMAP_AUTOCONVERT 1 283 #endif 284 285 /* Commen environment */ 286 #define CONFIG_PREBOOT 287 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 288 "setenv bootargs ${bootargs};" \ 289 "mtdparts default;" \ 290 "draco_led 1;" \ 291 "dfu 0 nand 0;" \ 292 "draco_led 0;\0" \ 293 294 #define COMMON_ENV_NAND_BOOT \ 295 "nand_boot=echo Booting from nand; " \ 296 "if test ${upgrade_available} -eq 1; then " \ 297 "if test ${bootcount} -gt ${bootlimit}; " \ 298 "then " \ 299 "setenv upgrade_available 0;" \ 300 "setenv ${partitionset_active} true;" \ 301 "if test -n ${A}; then " \ 302 "setenv partitionset_active B; " \ 303 "env delete A; " \ 304 "fi;" \ 305 "if test -n ${B}; then " \ 306 "setenv partitionset_active A; " \ 307 "env delete B; " \ 308 "fi;" \ 309 "saveenv; " \ 310 "fi;" \ 311 "fi;" \ 312 "echo set ${partitionset_active}...;" \ 313 "run nand_args; " 314 315 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 316 "flash_self_test=setenv testargs test; " \ 317 "run nand_boot\0" \ 318 "dfu_start=echo Preparing for dfu mode ...; " \ 319 "run dfu_args; \0" 320 321 #define COMMON_ENV_SETTINGS \ 322 "verify=no \0" \ 323 "project_dir=targetdir\0" \ 324 "upgrade_available=0\0" \ 325 "altbootcmd=run bootcmd\0" \ 326 "bootlimit=3\0" \ 327 "partitionset_active=A\0" \ 328 "loadaddr=0x82000000\0" \ 329 "kloadaddr=0x81000000\0" \ 330 "script_addr=0x81900000\0" \ 331 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 332 "nfsopts=nolock rw\0" \ 333 "ip_method=none\0" \ 334 "bootenv=uEnv.txt\0" \ 335 "bootargs_defaults=setenv bootargs " \ 336 "console=${console} " \ 337 "${testargs} " \ 338 "${optargs}\0" \ 339 "siemens_help=echo; "\ 340 "echo Type 'run flash_self' to use kernel and root " \ 341 "filesystem on memory; echo Type 'run flash_self_test' to " \ 342 "use kernel and root filesystem on memory, boot in test " \ 343 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ 344 "from memory and root filesystem over NFS; echo Type " \ 345 "'run net_nfs' to get Kernel over TFTP and mount root " \ 346 "filesystem over NFS; " \ 347 "echo Set partitionset_active variable to 'A' " \ 348 "or 'B' to select kernel and rootfs partition; " \ 349 "echo" \ 350 "\0" 351 352 /* 353 * Variant 1 partition layout 354 * chip-size = 256MiB 355 *| name | size | address area | 356 *------------------------------------------------------- 357 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 358 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 359 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 360 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 361 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 362 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | 363 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | 364 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | 365 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | 366 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | 367 *------------------------------------------------------- 368 */ 369 #define MTDIDS_NAME_STR "omap2-nand.0" 370 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 371 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \ 372 "128k(spl)," \ 373 "128k(spl.backup1)," \ 374 "128k(spl.backup2)," \ 375 "128k(spl.backup3)," \ 376 "1920k(u-boot)," \ 377 "128k(uboot.env)," \ 378 "5120k(kernel_a)," \ 379 "5120k(kernel_b)," \ 380 "8192k(mtdoops)," \ 381 "-(rootfs)" 382 383 #define DFU_ALT_INFO_NAND_V1 \ 384 "spl part 0 1;" \ 385 "spl.backup1 part 0 2;" \ 386 "spl.backup2 part 0 3;" \ 387 "spl.backup3 part 0 4;" \ 388 "u-boot part 0 5;" \ 389 "u-boot.env part 0 6;" \ 390 "kernel_a part 0 7;" \ 391 "kernel_b part 0 8;" \ 392 "rootfs partubi 0 10" 393 394 #define CONFIG_ENV_SETTINGS_NAND_V1 \ 395 "nand_active_ubi_vol=rootfs_a\0" \ 396 "nand_active_ubi_vol_A=rootfs_a\0" \ 397 "nand_active_ubi_vol_B=rootfs_b\0" \ 398 "nand_root_fs_type=ubifs rootwait=1\0" \ 399 "nand_src_addr=0x280000\0" \ 400 "nand_src_addr_A=0x280000\0" \ 401 "nand_src_addr_B=0x780000\0" \ 402 "nand_args=run bootargs_defaults;" \ 403 "mtdparts default;" \ 404 "setenv ${partitionset_active} true;" \ 405 "if test -n ${A}; then " \ 406 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ 407 "setenv nand_src_addr ${nand_src_addr_A};" \ 408 "fi;" \ 409 "if test -n ${B}; then " \ 410 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 411 "setenv nand_src_addr ${nand_src_addr_B};" \ 412 "fi;" \ 413 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 414 "ubi.mtd=9,${ubi_off};" \ 415 "setenv bootargs ${bootargs} " \ 416 "root=${nand_root} noinitrd ${mtdparts} " \ 417 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 418 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 419 "=mtdoops\0" \ 420 COMMON_ENV_DFU_ARGS \ 421 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ 422 COMMON_ENV_NAND_BOOT \ 423 "nand read.i ${kloadaddr} ${nand_src_addr} " \ 424 "${nand_img_size}; bootm ${kloadaddr}\0" \ 425 COMMON_ENV_NAND_CMDS 426 427 #define CONFIG_ENV_SETTINGS_V1 \ 428 COMMON_ENV_SETTINGS \ 429 "net_args=run bootargs_defaults;" \ 430 "mtdparts default;" \ 431 "setenv bootfile ${project_dir}/kernel/uImage;" \ 432 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 433 "setenv bootargs ${bootargs} " \ 434 "root=/dev/nfs ${mtdparts} " \ 435 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 436 "ip=${ipaddr}:${serverip}:" \ 437 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 438 "net_nfs=echo Booting from network ...; " \ 439 "run net_args; " \ 440 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 441 "bootm ${kloadaddr}\0" 442 443 /* 444 * Variant 2 partition layout 445 * chip-size = 256MiB or 512 MiB 446 *| name | size | address area | 447 *------------------------------------------------------- 448 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 449 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 450 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 451 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 452 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 453 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 454 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 455 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | 456 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | 457 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | 458 *------------------------------------------------------- 459 */ 460 461 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \ 462 "128k(spl)," \ 463 "128k(spl.backup1)," \ 464 "128k(spl.backup2)," \ 465 "128k(spl.backup3)," \ 466 "1920k(u-boot)," \ 467 "512k(u-boot.env0)," \ 468 "512k(u-boot.env1)," \ 469 "512k(mtdoops)," \ 470 "-(rootfs)" 471 472 #define DFU_ALT_INFO_NAND_V2 \ 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.env0 part 0 6;" \ 479 "u-boot.env1 part 0 7;" \ 480 "rootfs partubi 0 9" \ 481 482 #define CONFIG_ENV_SETTINGS_NAND_V2 \ 483 "nand_active_ubi_vol=rootfs_a\0" \ 484 "rootfs_name=rootfs\0" \ 485 "kernel_name=uImage\0"\ 486 "nand_root_fs_type=ubifs rootwait=1\0" \ 487 "nand_args=run bootargs_defaults;" \ 488 "mtdparts default;" \ 489 "setenv ${partitionset_active} true;" \ 490 "if test -n ${A}; then " \ 491 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ 492 "fi;" \ 493 "if test -n ${B}; then " \ 494 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 495 "fi;" \ 496 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 497 "ubi.mtd=rootfs,2048;" \ 498 "setenv bootargs ${bootargs} " \ 499 "root=${nand_root} noinitrd ${mtdparts} " \ 500 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 501 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 502 "=mtdoops\0" \ 503 COMMON_ENV_DFU_ARGS \ 504 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ 505 COMMON_ENV_NAND_BOOT \ 506 "ubi part rootfs ${ubi_off};" \ 507 "ubifsmount ubi0:${nand_active_ubi_vol};" \ 508 "ubifsload ${kloadaddr} boot/${kernel_name};" \ 509 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ 510 "bootm ${kloadaddr} - ${loadaddr}\0" \ 511 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ 512 "bootm ${kloadaddr} - ${loadaddr}\0" \ 513 COMMON_ENV_NAND_CMDS 514 515 #define CONFIG_ENV_SETTINGS_V2 \ 516 COMMON_ENV_SETTINGS \ 517 "net_args=run bootargs_defaults;" \ 518 "mtdparts default;" \ 519 "setenv bootfile ${project_dir}/kernel/uImage;" \ 520 "setenv bootdtb ${project_dir}/kernel/dtb;" \ 521 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 522 "setenv bootargs ${bootargs} " \ 523 "root=/dev/nfs ${mtdparts} " \ 524 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 525 "ip=${ipaddr}:${serverip}:" \ 526 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 527 "net_nfs=echo Booting from network ...; " \ 528 "run net_args; " \ 529 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 530 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 531 "bootm ${kloadaddr} - ${loadaddr}\0" 532 533 /* 534 * Variant 3 partition layout 535 * chip-size = 512MiB 536 *| name | size | address area | 537 *------------------------------------------------------- 538 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 539 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 540 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 541 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 542 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 543 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 544 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 545 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | 546 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | 547 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | 548 *------------------------------------------------------- 549 */ 550 551 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \ 552 "128k(spl)," \ 553 "128k(spl.backup1)," \ 554 "128k(spl.backup2)," \ 555 "128k(spl.backup3)," \ 556 "1920k(u-boot)," \ 557 "512k(u-boot.env0)," \ 558 "512k(u-boot.env1)," \ 559 "300m(rootfs)," \ 560 "512k(mtdoops)," \ 561 "-(configuration)" 562 563 #define CONFIG_NAND_OMAP_GPMC 564 #define CONFIG_NAND_OMAP_ELM 565 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 566 /* to access nand at */ 567 /* CS0 */ 568 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 569 devices */ 570 #if !defined(CONFIG_SPI_BOOT) 571 #undef CONFIG_ENV_IS_NOWHERE 572 #define CONFIG_ENV_IS_IN_NAND 573 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 574 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 575 #endif 576 #endif 577 578 #define CONFIG_OMAP_GPIO 579 580 /* Gpio cmd support */ 581 582 /* Watchdog */ 583 #define CONFIG_HW_WATCHDOG 584 585 /* Reboot after 60 sec if bootcmd fails */ 586 #define CONFIG_RESET_TO_RETRY 587 #define CONFIG_BOOT_RETRY_TIME 60 588 589 #define CONFIG_BOOTCOUNT_LIMIT 590 #define CONFIG_BOOTCOUNT_ENV 591 592 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 593