1 /* 2 * (C) Copyright 2017 Rockchip Electronics Co., Ltd. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <amp.h> 9 #include <android_ab.h> 10 #include <android_bootloader.h> 11 #include <android_image.h> 12 #include <bidram.h> 13 #include <boot_rkimg.h> 14 #include <cli.h> 15 #include <clk.h> 16 #include <console.h> 17 #include <debug_uart.h> 18 #include <dm.h> 19 #include <dvfs.h> 20 #include <fdt_support.h> 21 #include <io-domain.h> 22 #include <image.h> 23 #include <key.h> 24 #include <memblk.h> 25 #include <misc.h> 26 #include <of_live.h> 27 #include <mtd_blk.h> 28 #include <ram.h> 29 #include <rockchip_debugger.h> 30 #include <syscon.h> 31 #include <sysmem.h> 32 #include <video_rockchip.h> 33 #include <xbc.h> 34 #include <asm/io.h> 35 #include <asm/gpio.h> 36 #include <android_avb/rk_avb_ops_user.h> 37 #include <dm/uclass-internal.h> 38 #include <dm/root.h> 39 #include <power/charge_display.h> 40 #include <power/regulator.h> 41 #include <optee_include/OpteeClientInterface.h> 42 #include <optee_include/OpteeClientApiLib.h> 43 #include <optee_include/tee_api_defines.h> 44 #include <asm/arch/boot_mode.h> 45 #include <asm/arch/clock.h> 46 #include <asm/arch/cpu.h> 47 #include <asm/arch/hotkey.h> 48 #include <asm/arch/param.h> 49 #include <asm/arch/periph.h> 50 #include <asm/arch/resource_img.h> 51 #include <asm/arch/rk_atags.h> 52 #include <asm/arch/vendor.h> 53 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 54 #include <rk_eink.h> 55 #endif 56 57 DECLARE_GLOBAL_DATA_PTR; 58 59 __weak int rk_board_late_init(void) 60 { 61 return 0; 62 } 63 64 __weak int rk_board_fdt_fixup(void *blob) 65 { 66 return 0; 67 } 68 69 __weak int soc_clk_dump(void) 70 { 71 return 0; 72 } 73 74 __weak int set_armclk_rate(void) 75 { 76 return 0; 77 } 78 79 __weak int rk_board_init(void) 80 { 81 return 0; 82 } 83 84 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 85 /* 86 * define serialno max length, the max length is 512 Bytes 87 * The remaining bytes are used to ensure that the first 512 bytes 88 * are valid when executing 'env_set("serial#", value)'. 89 */ 90 #define VENDOR_SN_MAX 513 91 #define CPUID_LEN 0x10 92 #define CPUID_OFF 0x07 93 94 #define MAX_ETHERNET 0x2 95 96 static int rockchip_set_ethaddr(void) 97 { 98 __maybe_unused bool need_write = false; 99 bool randomed = false; 100 char buf[ARP_HLEN_ASCII + 1], mac[16]; 101 u8 ethaddr[ARP_HLEN * MAX_ETHERNET] = {0}; 102 int i, ret = -EINVAL; 103 104 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 105 ret = vendor_storage_read(LAN_MAC_ID, ethaddr, sizeof(ethaddr)); 106 #endif 107 for (i = 0; i < MAX_ETHERNET; i++) { 108 if (ret <= 0 || !is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 109 if (!randomed) { 110 net_random_ethaddr(ðaddr[i * ARP_HLEN]); 111 randomed = true; 112 } else { 113 if (i > 0) { 114 memcpy(ðaddr[i * ARP_HLEN], 115 ðaddr[(i - 1) * ARP_HLEN], 116 ARP_HLEN); 117 ethaddr[i * ARP_HLEN] |= 0x02; 118 ethaddr[i * ARP_HLEN] += (i << 2); 119 } 120 } 121 122 need_write = true; 123 } 124 125 if (is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 126 snprintf(buf, ARP_HLEN_ASCII + 1, "%pM", ðaddr[i * ARP_HLEN]); 127 if (i == 0) 128 memcpy(mac, "ethaddr", sizeof("ethaddr")); 129 else 130 sprintf(mac, "eth%daddr", i); 131 env_set(mac, buf); 132 } 133 } 134 135 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 136 if (need_write) { 137 ret = vendor_storage_write(LAN_MAC_ID, 138 ethaddr, sizeof(ethaddr)); 139 if (ret < 0) 140 printf("%s: vendor_storage_write failed %d\n", 141 __func__, ret); 142 } 143 #endif 144 return 0; 145 } 146 #endif 147 148 #ifdef CONFIG_ROCKCHIP_SET_SN 149 static int rockchip_set_serialno(void) 150 { 151 u8 low[CPUID_LEN / 2], high[CPUID_LEN / 2]; 152 u8 cpuid[CPUID_LEN] = {0}; 153 char serialno_str[VENDOR_SN_MAX]; 154 int ret = 0, i; 155 u64 serialno; 156 157 /* Read serial number from vendor storage part */ 158 memset(serialno_str, 0, VENDOR_SN_MAX); 159 160 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 161 ret = vendor_storage_read(SN_ID, serialno_str, (VENDOR_SN_MAX-1)); 162 if (ret > 0) { 163 i = strlen(serialno_str); 164 for (; i > 0; i--) { 165 if ((serialno_str[i] >= 'a' && serialno_str[i] <= 'z') || 166 (serialno_str[i] >= 'A' && serialno_str[i] <= 'Z') || 167 (serialno_str[i] >= '0' && serialno_str[i] <= '9')) 168 break; 169 } 170 171 /* valid character count > 0 */ 172 if (i > 0) { 173 serialno_str[i + 1] = 0x0; 174 env_set("serial#", serialno_str); 175 } 176 } 177 #endif 178 if (!env_get("serial#")) { 179 #if defined(CONFIG_ROCKCHIP_EFUSE) || defined(CONFIG_ROCKCHIP_OTP) 180 struct udevice *dev; 181 182 /* retrieve the device */ 183 if (IS_ENABLED(CONFIG_ROCKCHIP_EFUSE)) 184 ret = uclass_get_device_by_driver(UCLASS_MISC, 185 DM_GET_DRIVER(rockchip_efuse), 186 &dev); 187 else 188 ret = uclass_get_device_by_driver(UCLASS_MISC, 189 DM_GET_DRIVER(rockchip_otp), 190 &dev); 191 192 if (ret) { 193 printf("%s: could not find efuse/otp device\n", __func__); 194 return ret; 195 } 196 197 /* read the cpu_id range from the efuses */ 198 ret = misc_read(dev, CPUID_OFF, &cpuid, sizeof(cpuid)); 199 if (ret) { 200 printf("%s: read cpuid from efuse/otp failed, ret=%d\n", 201 __func__, ret); 202 return ret; 203 } 204 #else 205 /* generate random cpuid */ 206 for (i = 0; i < CPUID_LEN; i++) 207 cpuid[i] = (u8)(rand()); 208 #endif 209 /* Generate the serial number based on CPU ID */ 210 for (i = 0; i < 8; i++) { 211 low[i] = cpuid[1 + (i << 1)]; 212 high[i] = cpuid[i << 1]; 213 } 214 215 serialno = crc32_no_comp(0, low, 8); 216 serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32; 217 snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno); 218 219 env_set("serial#", serialno_str); 220 } 221 222 return ret; 223 } 224 #endif 225 226 #if defined(CONFIG_USB_FUNCTION_FASTBOOT) 227 int fb_set_reboot_flag(void) 228 { 229 printf("Setting reboot to fastboot flag ...\n"); 230 writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG); 231 232 return 0; 233 } 234 #endif 235 236 #ifdef CONFIG_ROCKCHIP_USB_BOOT 237 static int boot_from_udisk(void) 238 { 239 struct blk_desc *desc; 240 char *devtype; 241 char *devnum; 242 243 devtype = env_get("devtype"); 244 devnum = env_get("devnum"); 245 246 /* Booting priority: mmc1 > udisk */ 247 if (!strcmp(devtype, "mmc") && !strcmp(devnum, "1")) 248 return 0; 249 250 if (!run_command("usb start", -1)) { 251 desc = blk_get_devnum_by_type(IF_TYPE_USB, 0); 252 if (!desc) { 253 printf("No usb device found\n"); 254 return -ENODEV; 255 } 256 257 if (!run_command("rkimgtest usb 0", -1)) { 258 rockchip_set_bootdev(desc); 259 env_set("devtype", "usb"); 260 env_set("devnum", "0"); 261 printf("Boot from usb 0\n"); 262 } else { 263 printf("No usb dev 0 found\n"); 264 return -ENODEV; 265 } 266 } 267 268 return 0; 269 } 270 #endif 271 272 static void env_fixup(void) 273 { 274 struct memblock mem; 275 ulong u_addr_r; 276 phys_size_t end; 277 char *addr_r; 278 279 #ifdef ENV_MEM_LAYOUT_SETTINGS1 280 const char *env_addr0[] = { 281 "scriptaddr", "pxefile_addr_r", 282 "fdt_addr_r", "kernel_addr_r", "ramdisk_addr_r", 283 }; 284 const char *env_addr1[] = { 285 "scriptaddr1", "pxefile_addr1_r", 286 "fdt_addr1_r", "kernel_addr1_r", "ramdisk_addr1_r", 287 }; 288 int i; 289 290 /* 128M is a typical ram size for most platform, so as default here */ 291 if (gd->ram_size <= SZ_128M) { 292 /* Replace orignal xxx_addr_r */ 293 for (i = 0; i < ARRAY_SIZE(env_addr1); i++) { 294 addr_r = env_get(env_addr1[i]); 295 if (addr_r) 296 env_set(env_addr0[i], addr_r); 297 } 298 } 299 #endif 300 /* No BL32 ? */ 301 if (!(gd->flags & GD_FLG_BL32_ENABLED)) { 302 /* 303 * [1] Move kernel to lower address if possible. 304 */ 305 addr_r = env_get("kernel_addr_no_low_bl32_r"); 306 if (addr_r) 307 env_set("kernel_addr_r", addr_r); 308 309 /* 310 * [2] Move ramdisk at BL32 position if need. 311 * 312 * 0x0a200000 and 0x08400000 are rockchip traditional address 313 * of BL32 and ramdisk: 314 * 315 * |------------|------------| 316 * | BL32 | ramdisk | 317 * |------------|------------| 318 * 319 * Move ramdisk to BL32 address to fix sysmem alloc failed 320 * issue on the board with critical memory(ie. 256MB). 321 */ 322 if (gd->ram_size > SZ_128M && gd->ram_size <= SZ_256M) { 323 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 324 if (u_addr_r == 0x0a200000) 325 env_set("ramdisk_addr_r", "0x08400000"); 326 } 327 } else { 328 mem = param_parse_optee_mem(); 329 330 /* 331 * [1] Move kernel forward if possible. 332 */ 333 if (mem.base > SZ_128M) { 334 addr_r = env_get("kernel_addr_no_low_bl32_r"); 335 if (addr_r) 336 env_set("kernel_addr_r", addr_r); 337 } 338 339 /* 340 * [2] Move ramdisk backward if optee enlarge. 341 */ 342 end = mem.base + mem.size; 343 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 344 if (u_addr_r >= mem.base && u_addr_r < end) 345 env_set_hex("ramdisk_addr_r", end); 346 } 347 } 348 349 static void cmdline_handle(void) 350 { 351 struct blk_desc *dev_desc; 352 353 param_parse_pubkey_fuse_programmed(); 354 355 dev_desc = rockchip_get_bootdev(); 356 if (!dev_desc) 357 return; 358 359 /* 360 * From rk356x, the sd/udisk update flag was moved from 361 * IDB to Android BCB. 362 */ 363 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_RK_FWUPDATE) { 364 if (dev_desc->if_type == IF_TYPE_MMC && dev_desc->devnum == 1) 365 env_update("bootargs", "sdfwupdate"); 366 else if (dev_desc->if_type == IF_TYPE_USB && dev_desc->devnum == 0) 367 env_update("bootargs", "usbfwupdate"); 368 } 369 } 370 371 int board_late_init(void) 372 { 373 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 374 rockchip_set_ethaddr(); 375 #endif 376 #ifdef CONFIG_ROCKCHIP_SET_SN 377 rockchip_set_serialno(); 378 #endif 379 setup_download_mode(); 380 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 381 setup_boot_mode(); 382 #endif 383 #ifdef CONFIG_ROCKCHIP_USB_BOOT 384 boot_from_udisk(); 385 #endif 386 #ifdef CONFIG_DM_CHARGE_DISPLAY 387 charge_display(); 388 #endif 389 #ifdef CONFIG_DRM_ROCKCHIP 390 rockchip_show_logo(); 391 #endif 392 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 393 rockchip_eink_show_uboot_logo(); 394 #endif 395 env_fixup(); 396 soc_clk_dump(); 397 cmdline_handle(); 398 #ifdef CONFIG_AMP 399 amp_cpus_on(); 400 #endif 401 return rk_board_late_init(); 402 } 403 404 static void early_download(void) 405 { 406 #if defined(CONFIG_PWRKEY_DNL_TRIGGER_NUM) && \ 407 (CONFIG_PWRKEY_DNL_TRIGGER_NUM > 0) 408 if (pwrkey_download_init()) 409 printf("Pwrkey download init failed\n"); 410 #endif 411 412 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 413 if (is_hotkey(HK_BROM_DNL)) { 414 printf("Enter bootrom download..."); 415 flushc(); 416 writel(BOOT_BROM_DOWNLOAD, CONFIG_ROCKCHIP_BOOT_MODE_REG); 417 do_reset(NULL, 0, 0, NULL); 418 printf("failed!\n"); 419 } 420 #endif 421 } 422 423 static void board_debug_init(void) 424 { 425 if (!gd->serial.using_pre_serial && 426 !(gd->flags & GD_FLG_DISABLE_CONSOLE)) 427 debug_uart_init(); 428 429 if (tstc()) { 430 gd->console_evt = getc(); 431 if (gd->console_evt <= 0x1a) /* 'z' */ 432 printf("Hotkey: ctrl+%c\n", gd->console_evt + 'a' - 1); 433 } 434 435 if (IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI)) 436 printf("Cmd interface: disabled\n"); 437 } 438 439 #if defined(CONFIG_MTD_BLK) && defined(CONFIG_USING_KERNEL_DTB) 440 static void board_mtd_blk_map_partitions(void) 441 { 442 struct blk_desc *dev_desc; 443 444 dev_desc = rockchip_get_bootdev(); 445 if (dev_desc) 446 mtd_blk_map_partitions(dev_desc); 447 } 448 #endif 449 450 int board_init(void) 451 { 452 board_debug_init(); 453 /* optee select security level */ 454 #ifdef CONFIG_OPTEE_CLIENT 455 trusty_select_security_level(); 456 #endif 457 458 #ifdef DEBUG 459 soc_clk_dump(); 460 #endif 461 462 #ifdef CONFIG_USING_KERNEL_DTB 463 #ifdef CONFIG_MTD_BLK 464 board_mtd_blk_map_partitions(); 465 #endif 466 init_kernel_dtb(); 467 #endif 468 early_download(); 469 470 /* 471 * pmucru isn't referenced on some platforms, so pmucru driver can't 472 * probe that the "assigned-clocks" is unused. 473 */ 474 clks_probe(); 475 #ifdef CONFIG_DM_REGULATOR 476 if (regulators_enable_boot_on(is_hotkey(HK_REGULATOR))) 477 debug("%s: Can't enable boot on regulator\n", __func__); 478 #endif 479 480 #ifdef CONFIG_ROCKCHIP_IO_DOMAIN 481 io_domain_init(); 482 #endif 483 484 set_armclk_rate(); 485 486 #ifdef CONFIG_DM_DVFS 487 dvfs_init(true); 488 #endif 489 490 #ifdef CONFIG_ANDROID_AB 491 if (ab_decrease_tries()) 492 printf("Decrease ab tries count fail!\n"); 493 #endif 494 495 return rk_board_init(); 496 } 497 498 int interrupt_debugger_init(void) 499 { 500 #ifdef CONFIG_ROCKCHIP_DEBUGGER 501 return rockchip_debugger_init(); 502 #else 503 return 0; 504 #endif 505 } 506 507 int board_fdt_fixup(void *blob) 508 { 509 /* Common fixup for DRM */ 510 #ifdef CONFIG_DRM_ROCKCHIP 511 rockchip_display_fixup(blob); 512 #endif 513 514 return rk_board_fdt_fixup(blob); 515 } 516 517 #if defined(CONFIG_ARM64_BOOT_AARCH32) || !defined(CONFIG_ARM64) 518 /* 519 * Common for OP-TEE: 520 * 64-bit & 32-bit mode: share memory dcache is always enabled; 521 * 522 * Common for U-Boot: 523 * 64-bit mode: MMU table is static defined in rkxxx.c file, all memory 524 * regions are mapped. That's good to match OP-TEE MMU policy. 525 * 526 * 32-bit mode: MMU table is setup according to gd->bd->bi_dram[..] where 527 * the OP-TEE region has been reserved, so it can not be 528 * mapped(i.e. dcache is disabled). That's *NOT* good to match 529 * OP-TEE MMU policy. 530 * 531 * For the data coherence when communication between U-Boot and OP-TEE, U-Boot 532 * should follow OP-TEE MMU policy. 533 * 534 * So 32-bit mode U-Boot should map OP-TEE share memory as dcache enabled. 535 */ 536 int board_initr_caches_fixup(void) 537 { 538 #ifdef CONFIG_OPTEE_CLIENT 539 struct memblock mem; 540 541 mem.base = 0; 542 mem.size = 0; 543 544 optee_get_shm_config(&mem.base, &mem.size); 545 if (mem.size) 546 mmu_set_region_dcache_behaviour(mem.base, mem.size, 547 DCACHE_WRITEBACK); 548 #endif 549 return 0; 550 } 551 #endif 552 553 void arch_preboot_os(uint32_t bootm_state, bootm_headers_t *images) 554 { 555 if (!(bootm_state & BOOTM_STATE_OS_PREP)) 556 return; 557 558 #ifdef CONFIG_ARM64 559 u8 *data = (void *)images->ep; 560 561 /* 562 * Fix kernel 5.10 arm64 boot warning: 563 * "[Firmware Bug]: Kernel image misaligned at boot, please fix your bootloader!" 564 * 565 * kernel: 5.10 commit 120dc60d0bdb ("arm64: get rid of TEXT_OFFSET") 566 * arm64 kernel version: 567 * data[10] == 0x00 if kernel version >= 5.10: N*2MB align 568 * data[10] == 0x08 if kernel version < 5.10: N*2MB + 0x80000(TEXT_OFFSET) 569 * 570 * Why fix here? 571 * 1. this is the common and final path for any boot command. 572 * 2. don't influence original boot flow, just fix it exactly before 573 * jumping kernel. 574 * 575 * But relocation is in board_quiesce_devices() until all decompress 576 * done, mainly for saving boot time. 577 */ 578 if (data[10] == 0x00) { 579 if (round_down(images->ep, SZ_2M) != images->ep) 580 images->ep = round_down(images->ep, SZ_2M); 581 } else { 582 if (IS_ALIGNED(images->ep, SZ_2M)) 583 images->ep += 0x80000; 584 } 585 #endif 586 hotkey_run(HK_CLI_OS_PRE); 587 } 588 589 void enable_caches(void) 590 { 591 icache_enable(); 592 dcache_enable(); 593 } 594 595 #ifdef CONFIG_LMB 596 /* 597 * Using last bi_dram[...] to initialize "bootm_low" and "bootm_mapsize". 598 * This makes lmb_alloc_base() always alloc from tail of sdram. 599 * If we don't assign it, bi_dram[0] is used by default and it may cause 600 * lmb_alloc_base() fail when bi_dram[0] range is small. 601 */ 602 void board_lmb_reserve(struct lmb *lmb) 603 { 604 char bootm_mapsize[32]; 605 char bootm_low[32]; 606 u64 start, size; 607 int i; 608 609 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 610 if (!gd->bd->bi_dram[i].size) 611 break; 612 } 613 614 start = gd->bd->bi_dram[i - 1].start; 615 size = gd->bd->bi_dram[i - 1].size; 616 617 /* 618 * 32-bit kernel: ramdisk/fdt shouldn't be loaded to highmem area(768MB+), 619 * otherwise "Unable to handle kernel paging request at virtual address ...". 620 * 621 * So that we hope limit highest address at 768M, but there comes the the 622 * problem: ramdisk is a compressed image and it expands after descompress, 623 * so it accesses 768MB+ and brings the above "Unable to handle kernel ...". 624 * 625 * We make a appointment that the highest memory address is 512MB, it 626 * makes lmb alloc safer. 627 */ 628 #ifndef CONFIG_ARM64 629 if (start >= ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) { 630 start = gd->bd->bi_dram[i - 2].start; 631 size = gd->bd->bi_dram[i - 2].size; 632 } 633 634 if ((start + size) > ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) 635 size = (u64)CONFIG_SYS_SDRAM_BASE + SZ_512M - start; 636 #endif 637 sprintf(bootm_low, "0x%llx", start); 638 sprintf(bootm_mapsize, "0x%llx", size); 639 env_set("bootm_low", bootm_low); 640 env_set("bootm_mapsize", bootm_mapsize); 641 } 642 #endif 643 644 #ifdef CONFIG_BIDRAM 645 int board_bidram_reserve(struct bidram *bidram) 646 { 647 struct memblock mem; 648 int ret; 649 650 /* ATF */ 651 mem = param_parse_atf_mem(); 652 ret = bidram_reserve(MEM_ATF, mem.base, mem.size); 653 if (ret) 654 return ret; 655 656 /* PSTORE/ATAGS/SHM */ 657 mem = param_parse_common_resv_mem(); 658 ret = bidram_reserve(MEM_SHM, mem.base, mem.size); 659 if (ret) 660 return ret; 661 662 /* OP-TEE */ 663 mem = param_parse_optee_mem(); 664 ret = bidram_reserve(MEM_OPTEE, mem.base, mem.size); 665 if (ret) 666 return ret; 667 668 return 0; 669 } 670 671 #ifdef CONFIG_SYSMEM 672 int board_sysmem_reserve(struct sysmem *sysmem) 673 { 674 #ifdef CONFIG_SKIP_RELOCATE_UBOOT 675 if (!sysmem_alloc_base_by_name("NO-RELOC-CODE", 676 CONFIG_SYS_TEXT_BASE, SZ_2M)) { 677 printf("Failed to reserve sysmem for U-Boot code\n"); 678 return -ENOMEM; 679 } 680 #endif 681 return 0; 682 } 683 #endif 684 685 parse_fn_t board_bidram_parse_fn(void) 686 { 687 return param_parse_ddr_mem; 688 } 689 #endif 690 691 int board_init_f_boot_flags(void) 692 { 693 int boot_flags = 0; 694 695 arch_fpga_init(); 696 697 param_parse_pre_serial(&boot_flags); 698 699 /* The highest priority to turn off (override) console */ 700 #if defined(CONFIG_DISABLE_CONSOLE) 701 boot_flags |= GD_FLG_DISABLE_CONSOLE; 702 #endif 703 704 return boot_flags; 705 } 706 707 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG) 708 #include <fdt_support.h> 709 #include <usb.h> 710 #include <usb/dwc2_udc.h> 711 712 static struct dwc2_plat_otg_data otg_data = { 713 .rx_fifo_sz = 512, 714 .np_tx_fifo_sz = 16, 715 .tx_fifo_sz = 128, 716 }; 717 718 int board_usb_init(int index, enum usb_init_type init) 719 { 720 const void *blob = gd->fdt_blob; 721 const fdt32_t *reg; 722 fdt_addr_t addr; 723 int node; 724 725 /* find the usb_otg node */ 726 node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2"); 727 728 retry: 729 if (node > 0) { 730 reg = fdt_getprop(blob, node, "reg", NULL); 731 if (!reg) 732 return -EINVAL; 733 734 addr = fdt_translate_address(blob, node, reg); 735 if (addr == OF_BAD_ADDR) { 736 pr_err("Not found usb_otg address\n"); 737 return -EINVAL; 738 } 739 740 #if defined(CONFIG_ROCKCHIP_RK3288) 741 if (addr != 0xff580000) { 742 node = fdt_node_offset_by_compatible(blob, node, 743 "snps,dwc2"); 744 goto retry; 745 } 746 #endif 747 } else { 748 /* 749 * With kernel dtb support, rk3288 dwc2 otg node 750 * use the rockchip legacy dwc2 driver "dwc_otg_310" 751 * with the compatible "rockchip,rk3288_usb20_otg", 752 * and rk3368 also use the "dwc_otg_310" driver with 753 * the compatible "rockchip,rk3368-usb". 754 */ 755 #if defined(CONFIG_ROCKCHIP_RK3288) 756 node = fdt_node_offset_by_compatible(blob, -1, 757 "rockchip,rk3288_usb20_otg"); 758 #elif defined(CONFIG_ROCKCHIP_RK3368) 759 node = fdt_node_offset_by_compatible(blob, -1, 760 "rockchip,rk3368-usb"); 761 #endif 762 if (node > 0) { 763 goto retry; 764 } else { 765 pr_err("Not found usb_otg device\n"); 766 return -ENODEV; 767 } 768 } 769 770 otg_data.regs_otg = (uintptr_t)addr; 771 772 return dwc2_udc_probe(&otg_data); 773 } 774 775 int board_usb_cleanup(int index, enum usb_init_type init) 776 { 777 return 0; 778 } 779 #endif 780 781 static void bootm_no_reloc(void) 782 { 783 char *ramdisk_high; 784 char *fdt_high; 785 786 if (!env_get_yesno("bootm-no-reloc")) 787 return; 788 789 ramdisk_high = env_get("initrd_high"); 790 fdt_high = env_get("fdt_high"); 791 792 if (!fdt_high) { 793 env_set_hex("fdt_high", -1UL); 794 printf("Fdt "); 795 } 796 797 if (!ramdisk_high) { 798 env_set_hex("initrd_high", -1UL); 799 printf("Ramdisk "); 800 } 801 802 if (!fdt_high || !ramdisk_high) 803 printf("skip relocation\n"); 804 } 805 806 int bootm_board_start(void) 807 { 808 /* 809 * print console record data 810 * 811 * On some rockchip platforms, uart debug and sdmmc pin are multiplex. 812 * If boot from sdmmc mode, the console data would be record in buffer, 813 * we switch to uart debug function in order to print it after loading 814 * images. 815 */ 816 #if defined(CONFIG_CONSOLE_RECORD) 817 if (!strcmp("mmc", env_get("devtype")) && 818 !strcmp("1", env_get("devnum"))) { 819 printf("IOMUX: sdmmc => uart debug"); 820 pinctrl_select_state(gd->cur_serial_dev, "default"); 821 console_record_print_purge(); 822 } 823 #endif 824 /* disable bootm relcation to save boot time */ 825 bootm_no_reloc(); 826 827 /* PCBA test needs more permission */ 828 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_PCBA) 829 env_update("bootargs", "androidboot.selinux=permissive"); 830 831 /* sysmem */ 832 hotkey_run(HK_SYSMEM); 833 sysmem_overflow_check(); 834 835 return 0; 836 } 837 838 int bootm_image_populate_dtb(void *img) 839 { 840 if ((gd->flags & GD_FLG_KDTB_READY) && !gd->fdt_blob_kern) 841 sysmem_free((phys_addr_t)gd->fdt_blob); 842 else 843 gd->fdt_blob = (void *)env_get_ulong("fdt_addr_r", 16, 0); 844 845 return rockchip_ram_read_dtb_file(img, (void *)gd->fdt_blob); 846 } 847 848 /* 849 * Implement it to support CLI command: 850 * - Android: bootm [aosp addr] 851 * - FIT: bootm [fit addr] 852 * - uImage: bootm [uimage addr] 853 * 854 * Purpose: 855 * - The original bootm command args require fdt addr on AOSP, 856 * which is not flexible on rockchip boot/recovery.img. 857 * - Take Android/FIT/uImage image into sysmem management to avoid image 858 * memory overlap. 859 */ 860 #if defined(CONFIG_ANDROID_BOOTLOADER) || \ 861 defined(CONFIG_ROCKCHIP_FIT_IMAGE) || \ 862 defined(CONFIG_ROCKCHIP_UIMAGE) 863 int board_do_bootm(int argc, char * const argv[]) 864 { 865 int format; 866 void *img; 867 868 /* only 'bootm' full image goes further */ 869 if (argc != 2) 870 return 0; 871 872 img = (void *)simple_strtoul(argv[1], NULL, 16); 873 format = (genimg_get_format(img)); 874 875 /* Android */ 876 #ifdef CONFIG_ANDROID_BOOT_IMAGE 877 if (format == IMAGE_FORMAT_ANDROID) { 878 struct andr_img_hdr *hdr; 879 ulong load_addr; 880 ulong size; 881 int ret; 882 883 hdr = (struct andr_img_hdr *)img; 884 printf("BOOTM: transferring to board Android\n"); 885 886 load_addr = env_get_ulong("kernel_addr_r", 16, 0); 887 load_addr -= hdr->page_size; 888 size = android_image_get_end(hdr) - (ulong)hdr; 889 890 if (!sysmem_alloc_base(MEM_ANDROID, (ulong)hdr, size)) 891 return -ENOMEM; 892 893 ret = bootm_image_populate_dtb(img); 894 if (ret) { 895 printf("bootm can't read dtb, ret=%d\n", ret); 896 return ret; 897 } 898 899 ret = android_image_memcpy_separate(hdr, &load_addr); 900 if (ret) { 901 printf("board do bootm failed, ret=%d\n", ret); 902 return ret; 903 } 904 905 return android_bootloader_boot_kernel(load_addr); 906 } 907 #endif 908 909 /* FIT */ 910 #if IMAGE_ENABLE_FIT 911 if (format == IMAGE_FORMAT_FIT) { 912 char boot_cmd[64]; 913 int ret; 914 915 printf("BOOTM: transferring to board FIT\n"); 916 917 ret = bootm_image_populate_dtb(img); 918 if (ret) { 919 printf("bootm can't read dtb, ret=%d\n", ret); 920 return ret; 921 } 922 snprintf(boot_cmd, sizeof(boot_cmd), "boot_fit %s", argv[1]); 923 return run_command(boot_cmd, 0); 924 } 925 #endif 926 927 /* uImage */ 928 #if 0 929 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 930 if (format == IMAGE_FORMAT_LEGACY && 931 image_get_type(img) == IH_TYPE_MULTI) { 932 char boot_cmd[64]; 933 934 printf("BOOTM: transferring to board uImage\n"); 935 snprintf(boot_cmd, sizeof(boot_cmd), "boot_uimage %s", argv[1]); 936 return run_command(boot_cmd, 0); 937 } 938 #endif 939 #endif 940 return 0; 941 } 942 #endif 943 944 void autoboot_command_fail_handle(void) 945 { 946 #ifdef CONFIG_ANDROID_AB 947 if (rk_avb_ab_have_bootable_slot() == true) 948 run_command("reset;", 0); 949 else 950 run_command("fastboot usb 0;", 0); 951 #endif 952 953 #ifdef CONFIG_AVB_VBMETA_PUBLIC_KEY_VALIDATE 954 run_command("rockusb 0 ${devtype} ${devnum}", 0); 955 run_command("fastboot usb 0;", 0); 956 #endif 957 958 } 959 960 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 961 962 #define FIT_ROLLBACK_INDEX_LOCATION 0x66697472 /* "fitr" */ 963 964 int fit_read_otp_rollback_index(uint32_t fit_index, uint32_t *otp_index) 965 { 966 #ifdef CONFIG_OPTEE_CLIENT 967 u64 index; 968 int ret; 969 970 ret = trusty_read_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, &index); 971 if (ret) { 972 if (ret != TEE_ERROR_ITEM_NOT_FOUND) 973 return ret; 974 975 index = 0; 976 printf("Initial otp index as %d\n", fit_index); 977 } 978 979 *otp_index = (uint32_t)index; 980 #else 981 *otp_index = 0; 982 #endif 983 984 return 0; 985 } 986 987 int fit_write_trusty_rollback_index(u32 trusty_index) 988 { 989 if (!trusty_index) 990 return 0; 991 #ifdef CONFIG_OPTEE_CLIENT 992 return trusty_write_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, 993 (u64)trusty_index); 994 #else 995 return 0; 996 #endif 997 } 998 #endif 999 1000 void board_quiesce_devices(void *images) 1001 { 1002 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS 1003 /* Destroy atags makes next warm boot safer */ 1004 atags_destroy(); 1005 #endif 1006 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 1007 int ret; 1008 1009 ret = fit_write_trusty_rollback_index(gd->rollback_index); 1010 if (ret) { 1011 panic("Failed to write fit rollback index %d, ret=%d", 1012 gd->rollback_index, ret); 1013 } 1014 #endif 1015 #ifdef CONFIG_ROCKCHIP_HW_DECOMPRESS 1016 misc_decompress_cleanup(); 1017 #endif 1018 #ifdef CONFIG_ARM64 1019 bootm_headers_t *bootm_images = (bootm_headers_t *)images; 1020 ulong kernel_addr; 1021 1022 /* relocate kernel after decompress cleanup */ 1023 kernel_addr = env_get_ulong("kernel_addr_r", 16, 0); 1024 if (kernel_addr != bootm_images->ep) { 1025 memmove((char *)bootm_images->ep, (const char *)kernel_addr, 1026 bootm_images->os.image_len); 1027 printf("== DO RELOCATE == Kernel from 0x%08lx to 0x%08lx\n", 1028 kernel_addr, bootm_images->ep); 1029 } 1030 #endif 1031 1032 hotkey_run(HK_CMDLINE); 1033 hotkey_run(HK_CLI_OS_GO); 1034 #ifdef CONFIG_ROCKCHIP_REBOOT_TEST 1035 do_reset(NULL, 0, 0, NULL); 1036 #endif 1037 } 1038 1039 char *board_fdt_chosen_bootargs(void *fdt) 1040 { 1041 /* bootargs_ext is used when dtbo is applied. */ 1042 const char *arr_bootargs[] = { "bootargs", "bootargs_ext" }; 1043 const char *bootargs; 1044 int nodeoffset; 1045 int i, dump; 1046 char *msg = "kernel"; 1047 1048 /* debug */ 1049 hotkey_run(HK_INITCALL); 1050 dump = is_hotkey(HK_CMDLINE); 1051 if (dump) 1052 printf("## bootargs(u-boot): %s\n\n", env_get("bootargs")); 1053 1054 /* find or create "/chosen" node. */ 1055 nodeoffset = fdt_find_or_add_subnode(fdt, 0, "chosen"); 1056 if (nodeoffset < 0) 1057 return NULL; 1058 1059 for (i = 0; i < ARRAY_SIZE(arr_bootargs); i++) { 1060 bootargs = fdt_getprop(fdt, nodeoffset, arr_bootargs[i], NULL); 1061 if (!bootargs) 1062 continue; 1063 if (dump) 1064 printf("## bootargs(%s-%s): %s\n\n", 1065 msg, arr_bootargs[i], bootargs); 1066 /* 1067 * Append kernel bootargs 1068 * If use AB system, delete default "root=" which route 1069 * to rootfs. Then the ab bootctl will choose the 1070 * high priority system to boot and add its UUID 1071 * to cmdline. The format is "roo=PARTUUID=xxxx...". 1072 */ 1073 #ifdef CONFIG_ANDROID_AB 1074 env_update_filter("bootargs", bootargs, "root="); 1075 #else 1076 env_update("bootargs", bootargs); 1077 #endif 1078 } 1079 1080 #ifdef CONFIG_ENVF 1081 char * sys_bootargs; 1082 1083 sys_bootargs = env_get("sys_bootargs"); 1084 if (sys_bootargs) { 1085 env_update("bootargs", sys_bootargs); 1086 if (dump) 1087 printf("## sys_bootargs: %s\n\n", sys_bootargs); 1088 } 1089 #endif 1090 #ifdef CONFIG_MTD_BLK 1091 if (!env_get("mtdparts")) { 1092 char *mtd_par_info = mtd_part_parse(NULL); 1093 1094 if (mtd_par_info) { 1095 if (memcmp(env_get("devtype"), "mtd", 3) == 0) 1096 env_update("bootargs", mtd_par_info); 1097 } 1098 } 1099 #endif 1100 /* 1101 * Initrd fixup: remove unused "initrd=0x...,0x...", 1102 * this for compatible with legacy parameter.txt 1103 */ 1104 env_delete("bootargs", "initrd=", 0); 1105 1106 /* 1107 * If uart is required to be disabled during 1108 * power on, it would be not initialized by 1109 * any pre-loader and U-Boot. 1110 * 1111 * If we don't remove earlycon from commandline, 1112 * kernel hangs while using earlycon to putc/getc 1113 * which may dead loop for waiting uart status. 1114 * (It seems the root cause is baundrate is not 1115 * initilalized) 1116 * 1117 * So let's remove earlycon from commandline. 1118 */ 1119 if (gd->flags & GD_FLG_DISABLE_CONSOLE) 1120 env_delete("bootargs", "earlycon=", 0); 1121 1122 /* Android header v4+ need this handle */ 1123 #ifdef CONFIG_ANDROID_BOOT_IMAGE 1124 struct andr_img_hdr *hdr; 1125 1126 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1127 if (hdr && !android_image_check_header(hdr) && hdr->header_version >= 4) { 1128 if (env_update_extract_subset("bootargs", "andr_bootargs", "androidboot.")) 1129 printf("extract androidboot.xxx error\n"); 1130 if (dump) 1131 printf("## bootargs(android): %s\n\n", env_get("andr_bootargs")); 1132 } 1133 #endif 1134 bootargs = env_get("bootargs"); 1135 if (dump) 1136 printf("## bootargs(merged): %s\n\n", bootargs); 1137 1138 return (char *)bootargs; 1139 } 1140 1141 int ft_verify_fdt(void *fdt) 1142 { 1143 /* for android header v4+, we load bootparams and fixup initrd */ 1144 #if defined(CONFIG_ANDROID_BOOT_IMAGE) && defined(CONFIG_XBC) 1145 struct andr_img_hdr *hdr; 1146 uint64_t initrd_start, initrd_end; 1147 char *bootargs, *p; 1148 int nodeoffset; 1149 int is_u64, err; 1150 u32 len; 1151 1152 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1153 if (!hdr || android_image_check_header(hdr) || 1154 hdr->header_version < 4) 1155 return 1; 1156 1157 bootargs = env_get("andr_bootargs"); 1158 if (!bootargs) 1159 return 1; 1160 1161 /* trans character: space to new line */ 1162 p = bootargs; 1163 while (*p++) { 1164 if (*p == ' ') 1165 *p = '\n'; 1166 } 1167 1168 debug("## andr_bootargs: %s\n", bootargs); 1169 1170 /* 1171 * add boot params right after bootconfig 1172 * 1173 * because we can get final full bootargs in board_fdt_chosen_bootargs(), 1174 * android_image_get_ramdisk() is early than that. 1175 * 1176 * we have to add boot params by now. 1177 */ 1178 len = addBootConfigParameters((char *)bootargs, strlen(bootargs), 1179 (u64)hdr->ramdisk_addr + hdr->ramdisk_size + 1180 hdr->vendor_ramdisk_size, hdr->vendor_bootconfig_size); 1181 if (len < 0) { 1182 printf("error: addBootConfigParameters\n"); 1183 return 0; 1184 } 1185 1186 nodeoffset = fdt_subnode_offset(fdt, 0, "chosen"); 1187 if (nodeoffset < 0) { 1188 printf("error: No /chosen node\n"); 1189 return 0; 1190 } 1191 1192 /* fixup initrd with real value */ 1193 fdt_delprop(fdt, nodeoffset, "linux,initrd-start"); 1194 fdt_delprop(fdt, nodeoffset, "linux,initrd-end"); 1195 1196 is_u64 = (fdt_address_cells(fdt, 0) == 2); 1197 initrd_start = hdr->ramdisk_addr; 1198 initrd_end = initrd_start + hdr->ramdisk_size + 1199 hdr->vendor_ramdisk_size + 1200 hdr->vendor_bootconfig_size + len; 1201 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-start", 1202 initrd_start, is_u64); 1203 if (err < 0) { 1204 printf("WARNING: could not set linux,initrd-start %s.\n", 1205 fdt_strerror(err)); 1206 return 0; 1207 } 1208 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-end", 1209 initrd_end, is_u64); 1210 if (err < 0) { 1211 printf("WARNING: could not set linux,initrd-end %s.\n", 1212 fdt_strerror(err)); 1213 return 0; 1214 } 1215 #endif 1216 return 1; 1217 } 1218 1219