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