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