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 #define CONFIG_SYS_NO_FLASH 29 #ifdef CONFIG_SIEMENS_MACH_TYPE 30 #define CONFIG_MACH_TYPE CONFIG_SIEMENS_MACH_TYPE 31 #endif 32 33 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 34 #define CONFIG_SETUP_MEMORY_TAGS 35 #define CONFIG_INITRD_TAG 36 37 /* commands to include */ 38 39 #define CONFIG_ENV_VARS_UBOOT_CONFIG 40 #ifndef CONFIG_SPL_BUILD 41 #define CONFIG_ROOTPATH "/opt/eldk" 42 #endif 43 44 #define CONFIG_ENV_OVERWRITE 1 45 #define CONFIG_ENV_IS_NOWHERE 46 47 #define CONFIG_SYS_LONGHELP 48 #define CONFIG_CMDLINE_EDITING 49 #define CONFIG_AUTO_COMPLETE 50 #define CONFIG_SYS_AUTOLOAD "yes" 51 52 /* Clock Defines */ 53 #define V_OSCK 24000000 /* Clock output from T2 */ 54 #define V_SCLK (V_OSCK) 55 56 /* We set the max number of command args high to avoid HUSH bugs. */ 57 #define CONFIG_SYS_MAXARGS 32 58 59 /* Console I/O Buffer Size */ 60 #define CONFIG_SYS_CBSIZE 1024 61 62 /* Print Buffer Size */ 63 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 64 + sizeof(CONFIG_SYS_PROMPT) + 16) 65 66 /* Boot Argument Buffer Size */ 67 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 68 69 /* 70 * memtest works on 8 MB in DRAM after skipping 32MB from 71 * start addr of ram disk 72 */ 73 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 74 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 75 + (8 * 1024 * 1024)) 76 77 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 78 79 #define CONFIG_SPI 80 #define CONFIG_OMAP3_SPI 81 #define CONFIG_MTD_DEVICE 82 #define CONFIG_SF_DEFAULT_SPEED (75000000) 83 84 /* Physical Memory Map */ 85 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 86 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 87 88 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 89 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 90 GENERATED_GBL_DATA_SIZE) 91 /* Platform/Board specific defs */ 92 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 93 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 94 95 /* NS16550 Configuration */ 96 #ifdef CONFIG_SPL_BUILD 97 #define CONFIG_SYS_NS16550_SERIAL 98 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 99 #endif 100 #define CONFIG_SYS_NS16550_CLK (48000000) 101 #define CONFIG_SYS_NS16550_COM1 0x44e09000 102 #define CONFIG_SYS_NS16550_COM4 0x481a6000 103 104 #define CONFIG_BAUDRATE 115200 105 106 #define CONFIG_SERIAL1 1 107 #define CONFIG_CONS_INDEX 1 108 109 /* I2C Configuration */ 110 #define CONFIG_I2C 111 #define CONFIG_SYS_I2C 112 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 113 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 114 #define CONFIG_SYS_I2C_OMAP24XX 115 116 /* Defines for SPL */ 117 #define CONFIG_SPL_FRAMEWORK 118 #define CONFIG_SPL_TEXT_BASE 0x402F0400 119 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 120 CONFIG_SPL_TEXT_BASE) 121 122 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 123 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 124 125 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 126 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 127 #define CONFIG_FS_FAT 128 129 #define CONFIG_SPL_SPI_LOAD 130 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 131 132 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/am33xx/u-boot-spl.lds" 133 134 #define CONFIG_SPL_BOARD_INIT 135 #define CONFIG_SPL_NAND_AM33XX_BCH 136 #define CONFIG_SPL_NAND_BASE 137 #define CONFIG_SPL_NAND_DRIVERS 138 #define CONFIG_SPL_NAND_ECC 139 #define CONFIG_SYS_NAND_ONFI_DETECTION 140 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 141 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 142 CONFIG_SYS_NAND_PAGE_SIZE) 143 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 144 #define CONFIG_SYS_NAND_OOBSIZE 64 145 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 146 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 147 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 148 10, 11, 12, 13, 14, 15, 16, 17, \ 149 18, 19, 20, 21, 22, 23, 24, 25, \ 150 26, 27, 28, 29, 30, 31, 32, 33, \ 151 34, 35, 36, 37, 38, 39, 40, 41, \ 152 42, 43, 44, 45, 46, 47, 48, 49, \ 153 50, 51, 52, 53, 54, 55, 56, 57, } 154 155 #define CONFIG_SYS_NAND_ECCSIZE 512 156 #define CONFIG_SYS_NAND_ECCBYTES 14 157 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 158 159 #define CONFIG_SYS_NAND_ECCSTEPS 4 160 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ 161 CONFIG_SYS_NAND_ECCSTEPS) 162 163 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 164 165 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 166 167 /* 168 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 169 * 64 bytes before this address should be set aside for u-boot.img's 170 * header. That is 0x800FFFC0--0x80100000 should not be used for any 171 * other needs. 172 */ 173 #define CONFIG_SYS_TEXT_BASE 0x80100000 174 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 175 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 176 177 /* 178 * Since SPL did pll and ddr initialization for us, 179 * we don't need to do it twice. 180 */ 181 #ifndef CONFIG_SPL_BUILD 182 #define CONFIG_SKIP_LOWLEVEL_INIT 183 #endif 184 185 #ifndef CONFIG_SPL_BUILD 186 /* 187 * USB configuration 188 */ 189 #define CONFIG_USB_MUSB_DSPS 190 #define CONFIG_USB_MUSB_PIO_ONLY 191 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 192 #undef CONFIG_USB_GADGET_DUALSPEED 193 194 #define CONFIG_AM335X_USB0 195 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 196 #define CONFIG_AM335X_USB1 197 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 198 199 #ifdef CONFIG_USB_MUSB_GADGET 200 #define CONFIG_USB_ETHER 201 #define CONFIG_USB_ETH_RNDIS 202 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 203 #endif /* CONFIG_USB_MUSB_GADGET */ 204 205 /* USB DRACO ID as default */ 206 #define CONFIG_USBD_HS 207 208 /* USB Device Firmware Update support */ 209 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20) 210 #define DFU_MANIFEST_POLL_TIMEOUT 25000 211 212 #endif /* CONFIG_SPL_BUILD */ 213 214 /* 215 * Default to using SPI for environment, etc. We have multiple copies 216 * of SPL as the ROM will check these locations. 217 * 0x0 - 0x20000 : First copy of SPL 218 * 0x20000 - 0x40000 : Second copy of SPL 219 * 0x40000 - 0x60000 : Third copy of SPL 220 * 0x60000 - 0x80000 : Fourth copy of SPL 221 * 0x80000 - 0xDF000 : U-Boot 222 * 0xDF000 - 0xE0000 : U-Boot Environment 223 * 0xE0000 - 0x442000 : Linux Kernel 224 * 0x442000 - 0x800000 : Userland 225 */ 226 #if defined(CONFIG_SPI_BOOT) 227 # undef CONFIG_ENV_IS_NOWHERE 228 # define CONFIG_ENV_IS_IN_SPI_FLASH 229 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 230 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ 231 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 232 #endif /* SPI support */ 233 234 /* Unsupported features */ 235 #undef CONFIG_USE_IRQ 236 237 #define CONFIG_DRIVER_TI_CPSW 238 #define CONFIG_MII 239 #define CONFIG_PHY_GIGE 240 #define CONFIG_PHYLIB 241 #define CONFIG_BOOTP_DEFAULT 242 #define CONFIG_BOOTP_DNS 243 #define CONFIG_BOOTP_DNS2 244 #define CONFIG_BOOTP_SEND_HOSTNAME 245 #define CONFIG_BOOTP_GATEWAY 246 #define CONFIG_BOOTP_SUBNETMASK 247 #define CONFIG_NET_RETRY_COUNT 10 248 249 #define CONFIG_NAND 250 /* NAND support */ 251 #ifdef CONFIG_NAND 252 #define CONFIG_CMD_NAND 253 254 /* UBI Support */ 255 #ifndef CONFIG_SPL_BUILD 256 #define CONFIG_CMD_MTDPARTS 257 #define CONFIG_MTD_PARTITIONS 258 #define CONFIG_MTD_DEVICE 259 #define CONFIG_RBTREE 260 #define CONFIG_LZO 261 #define CONFIG_CMD_UBIFS 262 #endif 263 264 /* Commen environment */ 265 #define CONFIG_PREBOOT 266 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \ 267 "setenv bootargs ${bootargs};" \ 268 "mtdparts default;" \ 269 "draco_led 1;" \ 270 "dfu 0 nand 0;" \ 271 "draco_led 0;\0" \ 272 273 #define COMMON_ENV_NAND_BOOT \ 274 "nand_boot=echo Booting from nand; " \ 275 "if test ${upgrade_available} -eq 1; then " \ 276 "if test ${bootcount} -gt ${bootlimit}; " \ 277 "then " \ 278 "setenv upgrade_available 0;" \ 279 "setenv ${partitionset_active} true;" \ 280 "if test -n ${A}; then " \ 281 "setenv partitionset_active B; " \ 282 "env delete A; " \ 283 "fi;" \ 284 "if test -n ${B}; then " \ 285 "setenv partitionset_active A; " \ 286 "env delete B; " \ 287 "fi;" \ 288 "saveenv; " \ 289 "fi;" \ 290 "fi;" \ 291 "echo set ${partitionset_active}...;" \ 292 "run nand_args; " 293 294 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \ 295 "flash_self_test=setenv testargs test; " \ 296 "run nand_boot\0" \ 297 "dfu_start=echo Preparing for dfu mode ...; " \ 298 "run dfu_args; \0" 299 300 #define COMMON_ENV_SETTINGS \ 301 "verify=no \0" \ 302 "project_dir=targetdir\0" \ 303 "upgrade_available=0\0" \ 304 "altbootcmd=run bootcmd\0" \ 305 "bootlimit=3\0" \ 306 "partitionset_active=A\0" \ 307 "loadaddr=0x82000000\0" \ 308 "kloadaddr=0x81000000\0" \ 309 "script_addr=0x81900000\0" \ 310 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \ 311 "nfsopts=nolock rw\0" \ 312 "ip_method=none\0" \ 313 "bootenv=uEnv.txt\0" \ 314 "bootargs_defaults=setenv bootargs " \ 315 "console=${console} " \ 316 "${testargs} " \ 317 "${optargs}\0" \ 318 "siemens_help=echo; "\ 319 "echo Type 'run flash_self' to use kernel and root " \ 320 "filesystem on memory; echo Type 'run flash_self_test' to " \ 321 "use kernel and root filesystem on memory, boot in test " \ 322 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \ 323 "from memory and root filesystem over NFS; echo Type " \ 324 "'run net_nfs' to get Kernel over TFTP and mount root " \ 325 "filesystem over NFS; " \ 326 "echo Set partitionset_active variable to 'A' " \ 327 "or 'B' to select kernel and rootfs partition; " \ 328 "echo" \ 329 "\0" 330 331 /* 332 * Variant 1 partition layout 333 * chip-size = 256MiB 334 *| name | size | address area | 335 *------------------------------------------------------- 336 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 337 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 338 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 339 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 340 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 341 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff | 342 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff | 343 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff | 344 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff | 345 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff | 346 *------------------------------------------------------- 347 */ 348 #define MTDIDS_NAME_STR "omap2-nand.0" 349 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 350 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \ 351 "128k(spl)," \ 352 "128k(spl.backup1)," \ 353 "128k(spl.backup2)," \ 354 "128k(spl.backup3)," \ 355 "1920k(u-boot)," \ 356 "128k(uboot.env)," \ 357 "5120k(kernel_a)," \ 358 "5120k(kernel_b)," \ 359 "8192k(mtdoops)," \ 360 "-(rootfs)" 361 362 #define DFU_ALT_INFO_NAND_V1 \ 363 "spl part 0 1;" \ 364 "spl.backup1 part 0 2;" \ 365 "spl.backup2 part 0 3;" \ 366 "spl.backup3 part 0 4;" \ 367 "u-boot part 0 5;" \ 368 "u-boot.env part 0 6;" \ 369 "kernel_a part 0 7;" \ 370 "kernel_b part 0 8;" \ 371 "rootfs partubi 0 10" 372 373 #define CONFIG_ENV_SETTINGS_NAND_V1 \ 374 "nand_active_ubi_vol=rootfs_a\0" \ 375 "nand_active_ubi_vol_A=rootfs_a\0" \ 376 "nand_active_ubi_vol_B=rootfs_b\0" \ 377 "nand_root_fs_type=ubifs rootwait=1\0" \ 378 "nand_src_addr=0x280000\0" \ 379 "nand_src_addr_A=0x280000\0" \ 380 "nand_src_addr_B=0x780000\0" \ 381 "nand_args=run bootargs_defaults;" \ 382 "mtdparts default;" \ 383 "setenv ${partitionset_active} true;" \ 384 "if test -n ${A}; then " \ 385 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \ 386 "setenv nand_src_addr ${nand_src_addr_A};" \ 387 "fi;" \ 388 "if test -n ${B}; then " \ 389 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \ 390 "setenv nand_src_addr ${nand_src_addr_B};" \ 391 "fi;" \ 392 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 393 "ubi.mtd=9,${ubi_off};" \ 394 "setenv bootargs ${bootargs} " \ 395 "root=${nand_root} noinitrd ${mtdparts} " \ 396 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 397 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 398 "=mtdoops\0" \ 399 COMMON_ENV_DFU_ARGS \ 400 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \ 401 COMMON_ENV_NAND_BOOT \ 402 "nand read.i ${kloadaddr} ${nand_src_addr} " \ 403 "${nand_img_size}; bootm ${kloadaddr}\0" \ 404 COMMON_ENV_NAND_CMDS 405 406 #define CONFIG_ENV_SETTINGS_V1 \ 407 COMMON_ENV_SETTINGS \ 408 "net_args=run bootargs_defaults;" \ 409 "mtdparts default;" \ 410 "setenv bootfile ${project_dir}/kernel/uImage;" \ 411 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 412 "setenv bootargs ${bootargs} " \ 413 "root=/dev/nfs ${mtdparts} " \ 414 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 415 "ip=${ipaddr}:${serverip}:" \ 416 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 417 "net_nfs=echo Booting from network ...; " \ 418 "run net_args; " \ 419 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 420 "bootm ${kloadaddr}\0" 421 422 /* 423 * Variant 2 partition layout 424 * chip-size = 256MiB or 512 MiB 425 *| name | size | address area | 426 *------------------------------------------------------- 427 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 428 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 429 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 430 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 431 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 432 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 433 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 434 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff | 435 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff | 436 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff | 437 *------------------------------------------------------- 438 */ 439 440 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \ 441 "128k(spl)," \ 442 "128k(spl.backup1)," \ 443 "128k(spl.backup2)," \ 444 "128k(spl.backup3)," \ 445 "1920k(u-boot)," \ 446 "512k(u-boot.env0)," \ 447 "512k(u-boot.env1)," \ 448 "512k(mtdoops)," \ 449 "-(rootfs)" 450 451 #define DFU_ALT_INFO_NAND_V2 \ 452 "spl part 0 1;" \ 453 "spl.backup1 part 0 2;" \ 454 "spl.backup2 part 0 3;" \ 455 "spl.backup3 part 0 4;" \ 456 "u-boot part 0 5;" \ 457 "u-boot.env0 part 0 6;" \ 458 "u-boot.env1 part 0 7;" \ 459 "rootfs partubi 0 9" \ 460 461 #define CONFIG_ENV_SETTINGS_NAND_V2 \ 462 "nand_active_ubi_vol=rootfs_a\0" \ 463 "rootfs_name=rootfs\0" \ 464 "kernel_name=uImage\0"\ 465 "nand_root_fs_type=ubifs rootwait=1\0" \ 466 "nand_args=run bootargs_defaults;" \ 467 "mtdparts default;" \ 468 "setenv ${partitionset_active} true;" \ 469 "if test -n ${A}; then " \ 470 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \ 471 "fi;" \ 472 "if test -n ${B}; then " \ 473 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \ 474 "fi;" \ 475 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \ 476 "ubi.mtd=rootfs,2048;" \ 477 "setenv bootargs ${bootargs} " \ 478 "root=${nand_root} noinitrd ${mtdparts} " \ 479 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \ 480 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \ 481 "=mtdoops\0" \ 482 COMMON_ENV_DFU_ARGS \ 483 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \ 484 COMMON_ENV_NAND_BOOT \ 485 "ubi part rootfs ${ubi_off};" \ 486 "ubifsmount ubi0:${nand_active_ubi_vol};" \ 487 "ubifsload ${kloadaddr} boot/${kernel_name};" \ 488 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \ 489 "bootm ${kloadaddr} - ${loadaddr}\0" \ 490 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \ 491 "bootm ${kloadaddr} - ${loadaddr}\0" \ 492 COMMON_ENV_NAND_CMDS 493 494 #define CONFIG_ENV_SETTINGS_V2 \ 495 COMMON_ENV_SETTINGS \ 496 "net_args=run bootargs_defaults;" \ 497 "mtdparts default;" \ 498 "setenv bootfile ${project_dir}/kernel/uImage;" \ 499 "setenv bootdtb ${project_dir}/kernel/dtb;" \ 500 "setenv rootpath /home/projects/${project_dir}/rootfs;" \ 501 "setenv bootargs ${bootargs} " \ 502 "root=/dev/nfs ${mtdparts} " \ 503 "nfsroot=${serverip}:${rootpath},${nfsopts} " \ 504 "ip=${ipaddr}:${serverip}:" \ 505 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \ 506 "net_nfs=echo Booting from network ...; " \ 507 "run net_args; " \ 508 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \ 509 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \ 510 "bootm ${kloadaddr} - ${loadaddr}\0" 511 512 /* 513 * Variant 3 partition layout 514 * chip-size = 512MiB 515 *| name | size | address area | 516 *------------------------------------------------------- 517 *| spl | 128.000 KiB | 0x 0..0x 1ffff | 518 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff | 519 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff | 520 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff | 521 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff | 522 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff | 523 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff | 524 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff | 525 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff | 526 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff | 527 *------------------------------------------------------- 528 */ 529 530 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \ 531 "128k(spl)," \ 532 "128k(spl.backup1)," \ 533 "128k(spl.backup2)," \ 534 "128k(spl.backup3)," \ 535 "1920k(u-boot)," \ 536 "512k(u-boot.env0)," \ 537 "512k(u-boot.env1)," \ 538 "300m(rootfs)," \ 539 "512k(mtdoops)," \ 540 "-(configuration)" 541 542 #define CONFIG_NAND_OMAP_GPMC 543 #define CONFIG_NAND_OMAP_ELM 544 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 545 /* to access nand at */ 546 /* CS0 */ 547 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 548 devices */ 549 #if !defined(CONFIG_SPI_BOOT) 550 #undef CONFIG_ENV_IS_NOWHERE 551 #define CONFIG_ENV_IS_IN_NAND 552 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 553 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 554 #endif 555 #endif 556 557 #define CONFIG_OMAP_GPIO 558 559 /* Gpio cmd support */ 560 561 /* Watchdog */ 562 #define CONFIG_HW_WATCHDOG 563 564 /* Reboot after 60 sec if bootcmd fails */ 565 #define CONFIG_RESET_TO_RETRY 566 #define CONFIG_BOOT_RETRY_TIME 60 567 568 #define CONFIG_BOOTCOUNT_LIMIT 569 #define CONFIG_BOOTCOUNT_ENV 570 571 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */ 572