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