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