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