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_SERIAL1 1 114 #define CONFIG_CONS_INDEX 1 115 116 /* I2C Configuration */ 117 #define CONFIG_I2C 118 #define CONFIG_SYS_I2C 119 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 120 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 121 #define CONFIG_SYS_I2C_OMAP24XX 122 123 /* Defines for SPL */ 124 #define CONFIG_SPL_FRAMEWORK 125 #define CONFIG_SPL_TEXT_BASE 0x402F0400 126 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 127 CONFIG_SPL_TEXT_BASE) 128 129 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 130 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 131 132 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 133 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 134 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 135 #define CONFIG_FS_FAT 136 137 #define CONFIG_SPL_SPI_LOAD 138 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 139 140 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 141 142 #define CONFIG_SPL_BOARD_INIT 143 #define CONFIG_SPL_NAND_AM33XX_BCH 144 #define CONFIG_SPL_NAND_BASE 145 #define CONFIG_SPL_NAND_DRIVERS 146 #define CONFIG_SPL_NAND_ECC 147 #define CONFIG_SYS_NAND_ONFI_DETECTION 148 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 149 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 150 CONFIG_SYS_NAND_PAGE_SIZE) 151 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 152 #define CONFIG_SYS_NAND_OOBSIZE 64 153 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 154 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 155 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 156 10, 11, 12, 13, 14, 15, 16, 17, \ 157 18, 19, 20, 21, 22, 23, 24, 25, \ 158 26, 27, 28, 29, 30, 31, 32, 33, \ 159 34, 35, 36, 37, 38, 39, 40, 41, \ 160 42, 43, 44, 45, 46, 47, 48, 49, \ 161 50, 51, 52, 53, 54, 55, 56, 57, } 162 163 #define CONFIG_SYS_NAND_ECCSIZE 512 164 #define CONFIG_SYS_NAND_ECCBYTES 14 165 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 166 167 #define CONFIG_SYS_NAND_ECCSTEPS 4 168 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 169 CONFIG_SYS_NAND_ECCSTEPS) 170 171 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 172 173 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 174 175 /* 176 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 177 * 64 bytes before this address should be set aside for u-boot.img's 178 * header. That is 0x800FFFC0--0x80100000 should not be used for any 179 * other needs. 180 */ 181 #define CONFIG_SYS_TEXT_BASE 0x80100000 182 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 183 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 184 185 /* 186 * Since SPL did pll and ddr initialization for us, 187 * we don't need to do it twice. 188 */ 189 #ifndef CONFIG_SPL_BUILD 190 #define CONFIG_SKIP_LOWLEVEL_INIT 191 #endif 192 193 #ifndef CONFIG_SPL_BUILD 194 /* 195 * USB configuration 196 */ 197 #define CONFIG_USB_MUSB_DSPS 198 #define CONFIG_ARCH_MISC_INIT 199 #define CONFIG_USB_MUSB_PIO_ONLY 200 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 201 #undef CONFIG_USB_GADGET_DUALSPEED 202 203 #define CONFIG_AM335X_USB0 204 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 205 #define CONFIG_AM335X_USB1 206 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 207 208 #ifdef CONFIG_USB_MUSB_GADGET 209 #define CONFIG_USB_ETHER 210 #define CONFIG_USB_ETH_RNDIS 211 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 212 #endif /* CONFIG_USB_MUSB_GADGET */ 213 214 /* USB DRACO ID as default */ 215 #define CONFIG_USBD_HS 216 217 /* USB Device Firmware Update support */ 218 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20) 219 #define DFU_MANIFEST_POLL_TIMEOUT 25000 220 221 #endif /* CONFIG_SPL_BUILD */ 222 223 /* 224 * Default to using SPI for environment, etc. We have multiple copies 225 * of SPL as the ROM will check these locations. 226 * 0x0 - 0x20000 : First copy of SPL 227 * 0x20000 - 0x40000 : Second copy of SPL 228 * 0x40000 - 0x60000 : Third copy of SPL 229 * 0x60000 - 0x80000 : Fourth copy of SPL 230 * 0x80000 - 0xDF000 : U-Boot 231 * 0xDF000 - 0xE0000 : U-Boot Environment 232 * 0xE0000 - 0x442000 : Linux Kernel 233 * 0x442000 - 0x800000 : Userland 234 */ 235 #if defined(CONFIG_SPI_BOOT) 236 # undef CONFIG_ENV_IS_NOWHERE 237 # define CONFIG_ENV_IS_IN_SPI_FLASH 238 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 239 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 240 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 241 #endif /* SPI support */ 242 243 /* Unsupported features */ 244 #undef CONFIG_USE_IRQ 245 246 #define CONFIG_DRIVER_TI_CPSW 247 #define CONFIG_MII 248 #define CONFIG_PHY_GIGE 249 #define CONFIG_PHYLIB 250 #define CONFIG_BOOTP_DEFAULT 251 #define CONFIG_BOOTP_DNS 252 #define CONFIG_BOOTP_DNS2 253 #define CONFIG_BOOTP_SEND_HOSTNAME 254 #define CONFIG_BOOTP_GATEWAY 255 #define CONFIG_BOOTP_SUBNETMASK 256 #define CONFIG_NET_RETRY_COUNT 10 257 258 #define CONFIG_NAND 259 /* NAND support */ 260 #ifdef CONFIG_NAND 261 #define CONFIG_CMD_NAND 262 263 /* UBI Support */ 264 #ifndef CONFIG_SPL_BUILD 265 #define CONFIG_CMD_MTDPARTS 266 #define CONFIG_MTD_PARTITIONS 267 #define CONFIG_MTD_DEVICE 268 #define CONFIG_RBTREE 269 #define CONFIG_LZO 270 #define CONFIG_CMD_UBIFS 271 #endif 272 273 /* Commen environment */ 274 #define CONFIG_PREBOOT 275 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 276 "setenv bootargs ${bootargs};" \ 277 "mtdparts default;" \ 278 "draco_led 1;" \ 279 "dfu 0 nand 0;" \ 280 "draco_led 0;\0" \ 281 282 #define COMMON_ENV_NAND_BOOT \ 283 "nand_boot=echo Booting from nand; " \ 284 "if test ${upgrade_available} -eq 1; then " \ 285 "if test ${bootcount} -gt ${bootlimit}; " \ 286 "then " \ 287 "setenv upgrade_available 0;" \ 288 "setenv ${partitionset_active} true;" \ 289 "if test -n ${A}; then " \ 290 "setenv partitionset_active B; " \ 291 "env delete A; " \ 292 "fi;" \ 293 "if test -n ${B}; then " \ 294 "setenv partitionset_active A; " \ 295 "env delete B; " \ 296 "fi;" \ 297 "saveenv; " \ 298 "fi;" \ 299 "fi;" \ 300 "echo set ${partitionset_active}...;" \ 301 "run nand_args; " 302 303 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 304 "flash_self_test=setenv testargs test; " \ 305 "run nand_boot\0" \ 306 "dfu_start=echo Preparing for dfu mode ...; " \ 307 "run dfu_args; \0" 308 309 #define COMMON_ENV_SETTINGS \ 310 "verify=no \0" \ 311 "project_dir=targetdir\0" \ 312 "upgrade_available=0\0" \ 313 "altbootcmd=run bootcmd\0" \ 314 "bootlimit=3\0" \ 315 "partitionset_active=A\0" \ 316 "loadaddr=0x82000000\0" \ 317 "kloadaddr=0x81000000\0" \ 318 "script_addr=0x81900000\0" \ 319 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 320 "nfsopts=nolock rw\0" \ 321 "ip_method=none\0" \ 322 "bootenv=uEnv.txt\0" \ 323 "bootargs_defaults=setenv bootargs " \ 324 "console=${console} " \ 325 "${testargs} " \ 326 "${optargs}\0" \ 327 "siemens_help=echo; "\ 328 "echo Type 'run flash_self' to use kernel and root " \ 329 "filesystem on memory; echo Type 'run flash_self_test' to " \ 330 "use kernel and root filesystem on memory, boot in test " \ 331 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ 332 "from memory and root filesystem over NFS; echo Type " \ 333 "'run net_nfs' to get Kernel over TFTP and mount root " \ 334 "filesystem over NFS; " \ 335 "echo Set partitionset_active variable to 'A' " \ 336 "or 'B' to select kernel and rootfs partition; " \ 337 "echo" \ 338 "\0" 339 340 /* 341 * Variant 1 partition layout 342 * chip-size = 256MiB 343 *| name | size | address area | 344 *------------------------------------------------------- 345 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 346 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 347 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 348 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 349 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 350 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | 351 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | 352 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | 353 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | 354 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | 355 *------------------------------------------------------- 356 */ 357 #define MTDIDS_NAME_STR "omap2-nand.0" 358 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 359 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \ 360 "128k(spl)," \ 361 "128k(spl.backup1)," \ 362 "128k(spl.backup2)," \ 363 "128k(spl.backup3)," \ 364 "1920k(u-boot)," \ 365 "128k(uboot.env)," \ 366 "5120k(kernel_a)," \ 367 "5120k(kernel_b)," \ 368 "8192k(mtdoops)," \ 369 "-(rootfs)" 370 371 #define DFU_ALT_INFO_NAND_V1 \ 372 "spl part 0 1;" \ 373 "spl.backup1 part 0 2;" \ 374 "spl.backup2 part 0 3;" \ 375 "spl.backup3 part 0 4;" \ 376 "u-boot part 0 5;" \ 377 "u-boot.env part 0 6;" \ 378 "kernel_a part 0 7;" \ 379 "kernel_b part 0 8;" \ 380 "rootfs partubi 0 10" 381 382 #define CONFIG_ENV_SETTINGS_NAND_V1 \ 383 "nand_active_ubi_vol=rootfs_a\0" \ 384 "nand_active_ubi_vol_A=rootfs_a\0" \ 385 "nand_active_ubi_vol_B=rootfs_b\0" \ 386 "nand_root_fs_type=ubifs rootwait=1\0" \ 387 "nand_src_addr=0x280000\0" \ 388 "nand_src_addr_A=0x280000\0" \ 389 "nand_src_addr_B=0x780000\0" \ 390 "nand_args=run bootargs_defaults;" \ 391 "mtdparts default;" \ 392 "setenv ${partitionset_active} true;" \ 393 "if test -n ${A}; then " \ 394 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ 395 "setenv nand_src_addr ${nand_src_addr_A};" \ 396 "fi;" \ 397 "if test -n ${B}; then " \ 398 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 399 "setenv nand_src_addr ${nand_src_addr_B};" \ 400 "fi;" \ 401 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 402 "ubi.mtd=9,${ubi_off};" \ 403 "setenv bootargs ${bootargs} " \ 404 "root=${nand_root} noinitrd ${mtdparts} " \ 405 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 406 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 407 "=mtdoops\0" \ 408 COMMON_ENV_DFU_ARGS \ 409 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ 410 COMMON_ENV_NAND_BOOT \ 411 "nand read.i ${kloadaddr} ${nand_src_addr} " \ 412 "${nand_img_size}; bootm ${kloadaddr}\0" \ 413 COMMON_ENV_NAND_CMDS 414 415 #define CONFIG_ENV_SETTINGS_V1 \ 416 COMMON_ENV_SETTINGS \ 417 "net_args=run bootargs_defaults;" \ 418 "mtdparts default;" \ 419 "setenv bootfile ${project_dir}/kernel/uImage;" \ 420 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 421 "setenv bootargs ${bootargs} " \ 422 "root=/dev/nfs ${mtdparts} " \ 423 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 424 "ip=${ipaddr}:${serverip}:" \ 425 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 426 "net_nfs=echo Booting from network ...; " \ 427 "run net_args; " \ 428 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 429 "bootm ${kloadaddr}\0" 430 431 /* 432 * Variant 2 partition layout 433 * chip-size = 256MiB or 512 MiB 434 *| name | size | address area | 435 *------------------------------------------------------- 436 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 437 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 438 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 439 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 440 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 441 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 442 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 443 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | 444 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | 445 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | 446 *------------------------------------------------------- 447 */ 448 449 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \ 450 "128k(spl)," \ 451 "128k(spl.backup1)," \ 452 "128k(spl.backup2)," \ 453 "128k(spl.backup3)," \ 454 "1920k(u-boot)," \ 455 "512k(u-boot.env0)," \ 456 "512k(u-boot.env1)," \ 457 "512k(mtdoops)," \ 458 "-(rootfs)" 459 460 #define DFU_ALT_INFO_NAND_V2 \ 461 "spl part 0 1;" \ 462 "spl.backup1 part 0 2;" \ 463 "spl.backup2 part 0 3;" \ 464 "spl.backup3 part 0 4;" \ 465 "u-boot part 0 5;" \ 466 "u-boot.env0 part 0 6;" \ 467 "u-boot.env1 part 0 7;" \ 468 "rootfs partubi 0 9" \ 469 470 #define CONFIG_ENV_SETTINGS_NAND_V2 \ 471 "nand_active_ubi_vol=rootfs_a\0" \ 472 "rootfs_name=rootfs\0" \ 473 "kernel_name=uImage\0"\ 474 "nand_root_fs_type=ubifs rootwait=1\0" \ 475 "nand_args=run bootargs_defaults;" \ 476 "mtdparts default;" \ 477 "setenv ${partitionset_active} true;" \ 478 "if test -n ${A}; then " \ 479 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ 480 "fi;" \ 481 "if test -n ${B}; then " \ 482 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 483 "fi;" \ 484 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 485 "ubi.mtd=rootfs,2048;" \ 486 "setenv bootargs ${bootargs} " \ 487 "root=${nand_root} noinitrd ${mtdparts} " \ 488 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 489 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 490 "=mtdoops\0" \ 491 COMMON_ENV_DFU_ARGS \ 492 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ 493 COMMON_ENV_NAND_BOOT \ 494 "ubi part rootfs ${ubi_off};" \ 495 "ubifsmount ubi0:${nand_active_ubi_vol};" \ 496 "ubifsload ${kloadaddr} boot/${kernel_name};" \ 497 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ 498 "bootm ${kloadaddr} - ${loadaddr}\0" \ 499 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ 500 "bootm ${kloadaddr} - ${loadaddr}\0" \ 501 COMMON_ENV_NAND_CMDS 502 503 #define CONFIG_ENV_SETTINGS_V2 \ 504 COMMON_ENV_SETTINGS \ 505 "net_args=run bootargs_defaults;" \ 506 "mtdparts default;" \ 507 "setenv bootfile ${project_dir}/kernel/uImage;" \ 508 "setenv bootdtb ${project_dir}/kernel/dtb;" \ 509 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 510 "setenv bootargs ${bootargs} " \ 511 "root=/dev/nfs ${mtdparts} " \ 512 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 513 "ip=${ipaddr}:${serverip}:" \ 514 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 515 "net_nfs=echo Booting from network ...; " \ 516 "run net_args; " \ 517 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 518 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 519 "bootm ${kloadaddr} - ${loadaddr}\0" 520 521 /* 522 * Variant 3 partition layout 523 * chip-size = 512MiB 524 *| name | size | address area | 525 *------------------------------------------------------- 526 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 527 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 528 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 529 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 530 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 531 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 532 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 533 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | 534 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | 535 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | 536 *------------------------------------------------------- 537 */ 538 539 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \ 540 "128k(spl)," \ 541 "128k(spl.backup1)," \ 542 "128k(spl.backup2)," \ 543 "128k(spl.backup3)," \ 544 "1920k(u-boot)," \ 545 "512k(u-boot.env0)," \ 546 "512k(u-boot.env1)," \ 547 "300m(rootfs)," \ 548 "512k(mtdoops)," \ 549 "-(configuration)" 550 551 #define CONFIG_NAND_OMAP_GPMC 552 #define CONFIG_NAND_OMAP_ELM 553 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 554 /* to access nand at */ 555 /* CS0 */ 556 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 557 devices */ 558 #if !defined(CONFIG_SPI_BOOT) 559 #undef CONFIG_ENV_IS_NOWHERE 560 #define CONFIG_ENV_IS_IN_NAND 561 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 562 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 563 #endif 564 #endif 565 566 #define CONFIG_OMAP_GPIO 567 568 /* Gpio cmd support */ 569 570 /* Watchdog */ 571 #define CONFIG_HW_WATCHDOG 572 573 /* Reboot after 60 sec if bootcmd fails */ 574 #define CONFIG_RESET_TO_RETRY 575 #define CONFIG_BOOT_RETRY_TIME 60 576 577 #define CONFIG_BOOTCOUNT_LIMIT 578 #define CONFIG_BOOTCOUNT_ENV 579 580 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 581