/* * (C) Copyright 2017 Rockchip Electronics Co., Ltd. * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; __weak int rk_board_late_init(void) { return 0; } __weak int rk_board_fdt_fixup(void *blob) { return 0; } __weak int soc_clk_dump(void) { return 0; } __weak int set_armclk_rate(void) { return 0; } __weak int rk_board_init(void) { return 0; } /* * define serialno max length, the max length is 512 Bytes * The remaining bytes are used to ensure that the first 512 bytes * are valid when executing 'env_set("serial#", value)'. */ #define VENDOR_SN_MAX 513 #define CPUID_LEN 0x10 #define CPUID_OFF 0x07 static int rockchip_set_ethaddr(void) { #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION char buf[ARP_HLEN_ASCII + 1]; u8 ethaddr[ARP_HLEN]; int ret; ret = vendor_storage_read(VENDOR_LAN_MAC_ID, ethaddr, sizeof(ethaddr)); if (ret > 0 && is_valid_ethaddr(ethaddr)) { sprintf(buf, "%pM", ethaddr); env_set("ethaddr", buf); } #endif return 0; } static int rockchip_set_serialno(void) { u8 low[CPUID_LEN / 2], high[CPUID_LEN / 2]; u8 cpuid[CPUID_LEN] = {0}; char serialno_str[VENDOR_SN_MAX]; int ret = 0, i; u64 serialno; /* Read serial number from vendor storage part */ memset(serialno_str, 0, VENDOR_SN_MAX); #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION ret = vendor_storage_read(VENDOR_SN_ID, serialno_str, (VENDOR_SN_MAX-1)); if (ret > 0) { i = strlen(serialno_str); for (; i > 0; i--) { if ((serialno_str[i] >= 'a' && serialno_str[i] <= 'z') || (serialno_str[i] >= 'A' && serialno_str[i] <= 'Z') || (serialno_str[i] >= '0' && serialno_str[i] <= '9')) break; } serialno_str[i + 1] = 0x0; env_set("serial#", serialno_str); } else { #endif #ifdef CONFIG_ROCKCHIP_EFUSE struct udevice *dev; /* retrieve the device */ ret = uclass_get_device_by_driver(UCLASS_MISC, DM_GET_DRIVER(rockchip_efuse), &dev); if (ret) { printf("%s: could not find efuse device\n", __func__); return ret; } /* read the cpu_id range from the efuses */ ret = misc_read(dev, CPUID_OFF, &cpuid, sizeof(cpuid)); if (ret) { printf("%s: read cpuid from efuses failed, ret=%d\n", __func__, ret); return ret; } #else /* generate random cpuid */ for (i = 0; i < CPUID_LEN; i++) cpuid[i] = (u8)(rand()); #endif /* Generate the serial number based on CPU ID */ for (i = 0; i < 8; i++) { low[i] = cpuid[1 + (i << 1)]; high[i] = cpuid[i << 1]; } serialno = crc32_no_comp(0, low, 8); serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32; snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno); env_set("serial#", serialno_str); #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION } #endif return ret; } #if defined(CONFIG_USB_FUNCTION_FASTBOOT) int fb_set_reboot_flag(void) { printf("Setting reboot to fastboot flag ...\n"); writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG); return 0; } #endif #ifdef CONFIG_ROCKCHIP_USB_BOOT static int boot_from_udisk(void) { struct blk_desc *desc; char *devtype; char *devnum; devtype = env_get("devtype"); devnum = env_get("devnum"); /* Booting priority: mmc1 > udisk */ if (!strcmp(devtype, "mmc") && !strcmp(devnum, "1")) return 0; if (!run_command("usb start", -1)) { desc = blk_get_devnum_by_type(IF_TYPE_USB, 0); if (!desc) { printf("No usb device found\n"); return -ENODEV; } if (!run_command("rkimgtest usb 0", -1)) { rockchip_set_bootdev(desc); env_set("devtype", "usb"); env_set("devnum", "0"); printf("Boot from usb 0\n"); } else { printf("No usb dev 0 found\n"); return -ENODEV; } } return 0; } #endif static void env_fixup(void) { struct memblock mem; ulong u_addr_r; phys_size_t end; char *addr_r; #ifdef ENV_MEM_LAYOUT_SETTINGS1 const char *env_addr0[] = { "scriptaddr", "pxefile_addr_r", "fdt_addr_r", "kernel_addr_r", "ramdisk_addr_r", }; const char *env_addr1[] = { "scriptaddr1", "pxefile_addr1_r", "fdt_addr1_r", "kernel_addr1_r", "ramdisk_addr1_r", }; int i; /* 128M is a typical ram size for most platform, so as default here */ if (gd->ram_size <= SZ_128M) { /* Replace orignal xxx_addr_r */ for (i = 0; i < ARRAY_SIZE(env_addr1); i++) { addr_r = env_get(env_addr1[i]); if (addr_r) env_set(env_addr0[i], addr_r); } } #endif /* If BL32 is disabled, move kernel to lower address. */ if (!(gd->flags & GD_FLG_BL32_ENABLED)) { addr_r = env_get("kernel_addr_no_bl32_r"); if (addr_r) env_set("kernel_addr_r", addr_r); /* * 0x0a200000 and 0x08400000 are rockchip traditional address * of BL32 and ramdisk: * * |------------|------------| * | BL32 | ramdisk | * |------------|------------| * * Move ramdisk to BL32 address to fix sysmem alloc failed * issue on the board with critical memory(ie. 256MB). */ if (gd->ram_size > SZ_128M && gd->ram_size <= SZ_256M) { u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); if (u_addr_r == 0x0a200000) env_set("ramdisk_addr_r", "0x08400000"); } /* If BL32 is enlarged, move ramdisk right behind it */ } else { mem = param_parse_optee_mem(); end = mem.base + mem.size; u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); if (u_addr_r >= mem.base && u_addr_r < end) env_set_hex("ramdisk_addr_r", end); } } static void cmdline_handle(void) { #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS struct tag *t; t = atags_get_tag(ATAG_PUB_KEY); if (t) { /* Pass if efuse/otp programmed */ if (t->u.pub_key.flag == PUBKEY_FUSE_PROGRAMMED) env_update("bootargs", "fuse.programmed=1"); else env_update("bootargs", "fuse.programmed=0"); } #endif } int board_late_init(void) { rockchip_set_ethaddr(); rockchip_set_serialno(); setup_download_mode(); #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) setup_boot_mode(); #endif #ifdef CONFIG_ROCKCHIP_USB_BOOT boot_from_udisk(); #endif #ifdef CONFIG_DM_CHARGE_DISPLAY charge_display(); #endif #ifdef CONFIG_DRM_ROCKCHIP rockchip_show_logo(); #endif env_fixup(); soc_clk_dump(); cmdline_handle(); return rk_board_late_init(); } static void early_download(void) { #if defined(CONFIG_PWRKEY_DNL_TRIGGER_NUM) && \ (CONFIG_PWRKEY_DNL_TRIGGER_NUM > 0) if (pwrkey_download_init()) printf("Pwrkey download init failed\n"); #endif #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) if (is_hotkey(HK_BROM_DNL)) { printf("Enter bootrom download..."); flushc(); writel(BOOT_BROM_DOWNLOAD, CONFIG_ROCKCHIP_BOOT_MODE_REG); do_reset(NULL, 0, 0, NULL); printf("failed!\n"); } #endif } static void board_debug_init(void) { if (!gd->serial.using_pre_serial) board_debug_uart_init(); if (tstc()) { gd->console_evt = getc(); if (gd->console_evt <= 0x1a) /* 'z' */ printf("Hotkey: ctrl+%c\n", gd->console_evt + 'a' - 1); } if (IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI)) printf("Cmd interface: disabled\n"); } #ifdef CONFIG_MTD_BLK static void board_mtd_blk_map_partitions(void) { struct blk_desc *dev_desc; dev_desc = rockchip_get_bootdev(); if (dev_desc) mtd_blk_map_partitions(dev_desc); } #endif int board_init(void) { board_debug_init(); #ifdef DEBUG soc_clk_dump(); #endif #ifdef CONFIG_USING_KERNEL_DTB #ifdef CONFIG_MTD_BLK board_mtd_blk_map_partitions(); #endif init_kernel_dtb(); #endif early_download(); /* * pmucru isn't referenced on some platforms, so pmucru driver can't * probe that the "assigned-clocks" is unused. */ clks_probe(); #ifdef CONFIG_DM_REGULATOR if (regulators_enable_boot_on(is_hotkey(HK_REGULATOR))) debug("%s: Can't enable boot on regulator\n", __func__); #endif #ifdef CONFIG_ROCKCHIP_IO_DOMAIN io_domain_init(); #endif set_armclk_rate(); #ifdef CONFIG_DM_DVFS dvfs_init(true); #endif return rk_board_init(); } int interrupt_debugger_init(void) { #ifdef CONFIG_ROCKCHIP_DEBUGGER return rockchip_debugger_init(); #else return 0; #endif } int board_fdt_fixup(void *blob) { /* Common fixup for DRM */ #ifdef CONFIG_DRM_ROCKCHIP rockchip_display_fixup(blob); #endif return rk_board_fdt_fixup(blob); } #if defined(CONFIG_ARM64_BOOT_AARCH32) || !defined(CONFIG_ARM64) /* * Common for OP-TEE: * 64-bit & 32-bit mode: share memory dcache is always enabled; * * Common for U-Boot: * 64-bit mode: MMU table is static defined in rkxxx.c file, all memory * regions are mapped. That's good to match OP-TEE MMU policy. * * 32-bit mode: MMU table is setup according to gd->bd->bi_dram[..] where * the OP-TEE region has been reserved, so it can not be * mapped(i.e. dcache is disabled). That's *NOT* good to match * OP-TEE MMU policy. * * For the data coherence when communication between U-Boot and OP-TEE, U-Boot * should follow OP-TEE MMU policy. * * So 32-bit mode U-Boot should map OP-TEE share memory as dcache enabled. */ int board_initr_caches_fixup(void) { #ifdef CONFIG_OPTEE_CLIENT struct memblock mem; mem.base = 0; mem.size = 0; optee_get_shm_config(&mem.base, &mem.size); if (mem.size) mmu_set_region_dcache_behaviour(mem.base, mem.size, DCACHE_WRITEBACK); #endif return 0; } #endif void arch_preboot_os(uint32_t bootm_state) { if (bootm_state & BOOTM_STATE_OS_PREP) hotkey_run(HK_CLI_OS_PRE); } void enable_caches(void) { icache_enable(); dcache_enable(); } #ifdef CONFIG_LMB /* * Using last bi_dram[...] to initialize "bootm_low" and "bootm_mapsize". * This makes lmb_alloc_base() always alloc from tail of sdram. * If we don't assign it, bi_dram[0] is used by default and it may cause * lmb_alloc_base() fail when bi_dram[0] range is small. */ void board_lmb_reserve(struct lmb *lmb) { char bootm_mapsize[32]; char bootm_low[32]; u64 start, size; int i; for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { if (!gd->bd->bi_dram[i].size) break; } start = gd->bd->bi_dram[i - 1].start; size = gd->bd->bi_dram[i - 1].size; /* * 32-bit kernel: ramdisk/fdt shouldn't be loaded to highmem area(768MB+), * otherwise "Unable to handle kernel paging request at virtual address ...". * * So that we hope limit highest address at 768M, but there comes the the * problem: ramdisk is a compressed image and it expands after descompress, * so it accesses 768MB+ and brings the above "Unable to handle kernel ...". * * We make a appointment that the highest memory address is 512MB, it * makes lmb alloc safer. */ #ifndef CONFIG_ARM64 if (start >= ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) { start = gd->bd->bi_dram[i - 2].start; size = gd->bd->bi_dram[i - 2].size; } if ((start + size) > ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) size = (u64)CONFIG_SYS_SDRAM_BASE + SZ_512M - start; #endif sprintf(bootm_low, "0x%llx", start); sprintf(bootm_mapsize, "0x%llx", size); env_set("bootm_low", bootm_low); env_set("bootm_mapsize", bootm_mapsize); } #endif #ifdef CONFIG_BIDRAM int board_bidram_reserve(struct bidram *bidram) { struct memblock mem; int ret; /* ATF */ mem = param_parse_atf_mem(); ret = bidram_reserve(MEM_ATF, mem.base, mem.size); if (ret) return ret; /* PSTORE/ATAGS/SHM */ mem = param_parse_common_resv_mem(); ret = bidram_reserve(MEM_SHM, mem.base, mem.size); if (ret) return ret; /* OP-TEE */ mem = param_parse_optee_mem(); ret = bidram_reserve(MEM_OPTEE, mem.base, mem.size); if (ret) return ret; return 0; } parse_fn_t board_bidram_parse_fn(void) { return param_parse_ddr_mem; } #endif #ifdef CONFIG_ROCKCHIP_AMP void cpu_secondary_init_r(void) { amp_cpus_on(); } #endif #if defined(CONFIG_ROCKCHIP_PRELOADER_SERIAL) && \ defined(CONFIG_ROCKCHIP_PRELOADER_ATAGS) int board_init_f_init_serial(void) { struct tag *t = atags_get_tag(ATAG_SERIAL); if (t) { gd->serial.using_pre_serial = t->u.serial.enable; gd->serial.addr = t->u.serial.addr; gd->serial.baudrate = t->u.serial.baudrate; gd->serial.id = t->u.serial.id; debug("%s: enable=%d, addr=0x%lx, baudrate=%d, id=%d\n", __func__, gd->serial.using_pre_serial, gd->serial.addr, gd->serial.baudrate, gd->serial.id); } return 0; } #endif #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG) #include #include #include static struct dwc2_plat_otg_data otg_data = { .rx_fifo_sz = 512, .np_tx_fifo_sz = 16, .tx_fifo_sz = 128, }; int board_usb_init(int index, enum usb_init_type init) { const void *blob = gd->fdt_blob; const fdt32_t *reg; fdt_addr_t addr; int node; /* find the usb_otg node */ node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2"); retry: if (node > 0) { reg = fdt_getprop(blob, node, "reg", NULL); if (!reg) return -EINVAL; addr = fdt_translate_address(blob, node, reg); if (addr == OF_BAD_ADDR) { pr_err("Not found usb_otg address\n"); return -EINVAL; } #if defined(CONFIG_ROCKCHIP_RK3288) if (addr != 0xff580000) { node = fdt_node_offset_by_compatible(blob, node, "snps,dwc2"); goto retry; } #endif } else { /* * With kernel dtb support, rk3288 dwc2 otg node * use the rockchip legacy dwc2 driver "dwc_otg_310" * with the compatible "rockchip,rk3288_usb20_otg", * and rk3368 also use the "dwc_otg_310" driver with * the compatible "rockchip,rk3368-usb". */ #if defined(CONFIG_ROCKCHIP_RK3288) node = fdt_node_offset_by_compatible(blob, -1, "rockchip,rk3288_usb20_otg"); #elif defined(CONFIG_ROCKCHIP_RK3368) node = fdt_node_offset_by_compatible(blob, -1, "rockchip,rk3368-usb"); #endif if (node > 0) { goto retry; } else { pr_err("Not found usb_otg device\n"); return -ENODEV; } } otg_data.regs_otg = (uintptr_t)addr; return dwc2_udc_probe(&otg_data); } int board_usb_cleanup(int index, enum usb_init_type init) { return 0; } #endif static void bootm_no_reloc(void) { char *ramdisk_high; char *fdt_high; if (!env_get_yesno("bootm-no-reloc")) return; ramdisk_high = env_get("initrd_high"); fdt_high = env_get("fdt_high"); if (!fdt_high) { env_set_hex("fdt_high", -1UL); printf("Fdt "); } if (!ramdisk_high) { env_set_hex("initrd_high", -1UL); printf("Ramdisk "); } if (!fdt_high || !ramdisk_high) printf("skip relocation\n"); } int bootm_board_start(void) { /* * print console record data * * On some rockchip platforms, uart debug and sdmmc pin are multiplex. * If boot from sdmmc mode, the console data would be record in buffer, * we switch to uart debug function in order to print it after loading * images. */ #if defined(CONFIG_CONSOLE_RECORD) if (!strcmp("mmc", env_get("devtype")) && !strcmp("1", env_get("devnum"))) { printf("IOMUX: sdmmc => uart debug"); pinctrl_select_state(gd->cur_serial_dev, "default"); console_record_print_purge(); } #endif /* disable bootm relcation to save boot time */ bootm_no_reloc(); /* sysmem */ hotkey_run(HK_SYSMEM); sysmem_overflow_check(); return 0; } /* * Implement it to support CLI command: * - Android: bootm [aosp addr] * - FIT: bootm [fit addr] * - uImage: bootm [uimage addr] * * Purpose: * - The original bootm command args require fdt addr on AOSP, * which is not flexible on rockchip boot/recovery.img. * - Take Android/FIT/uImage image into sysmem management to avoid image * memory overlap. */ #if defined(CONFIG_ANDROID_BOOTLOADER) || \ defined(CONFIG_ROCKCHIP_FIT_IMAGE) || \ defined(CONFIG_ROCKCHIP_UIMAGE) int board_do_bootm(int argc, char * const argv[]) { int format; void *img; if (argc != 2) return 0; img = (void *)simple_strtoul(argv[1], NULL, 16); format = (genimg_get_format(img)); /* Android */ #ifdef CONFIG_ANDROID_BOOT_IMAGE if (format == IMAGE_FORMAT_ANDROID) { struct andr_img_hdr *hdr; ulong load_addr; ulong size; int ret; hdr = (struct andr_img_hdr *)img; printf("BOOTM: transferring to board Android\n"); #ifdef CONFIG_USING_KERNEL_DTB sysmem_free((phys_addr_t)gd->fdt_blob); /* erase magic */ fdt_set_magic((void *)gd->fdt_blob, ~0); gd->fdt_blob = NULL; #endif load_addr = env_get_ulong("kernel_addr_r", 16, 0); load_addr -= hdr->page_size; size = android_image_get_end(hdr) - (ulong)hdr; if (!sysmem_alloc_base(MEM_ANDROID, (ulong)hdr, size)) return -ENOMEM; ret = android_image_memcpy_separate(hdr, &load_addr); if (ret) { printf("board do bootm failed, ret=%d\n", ret); return ret; } return android_bootloader_boot_kernel(load_addr); } #endif /* FIT */ #if IMAGE_ENABLE_FIT if (format == IMAGE_FORMAT_FIT) { char boot_cmd[64]; printf("BOOTM: transferring to board FIT\n"); snprintf(boot_cmd, sizeof(boot_cmd), "boot_fit %s", argv[1]); return run_command(boot_cmd, 0); } #endif /* uImage */ #if defined(CONFIG_IMAGE_FORMAT_LEGACY) if (format == IMAGE_FORMAT_LEGACY && image_get_type(img) == IH_TYPE_MULTI) { char boot_cmd[64]; printf("BOOTM: transferring to board uImage\n"); snprintf(boot_cmd, sizeof(boot_cmd), "boot_uimage %s", argv[1]); return run_command(boot_cmd, 0); } #endif return 0; } #endif void autoboot_command_fail_handle(void) { #ifdef CONFIG_AVB_VBMETA_PUBLIC_KEY_VALIDATE #ifdef CONFIG_ANDROID_AB run_command("fastboot usb 0;", 0); /* use fastboot to ative slot */ #else run_command("rockusb 0 ${devtype} ${devnum}", 0); run_command("fastboot usb 0;", 0); #endif #endif } #ifdef CONFIG_FIT_ROLLBACK_PROTECT #define FIT_ROLLBACK_INDEX_LOCATION 0x66697472 /* "fitr" */ int fit_read_otp_rollback_index(uint32_t fit_index, uint32_t *otp_index) { #ifdef CONFIG_OPTEE_CLIENT u64 index; int ret; ret = trusty_read_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, &index); if (ret) { if (ret != TEE_ERROR_ITEM_NOT_FOUND) return ret; *otp_index = fit_index; printf("Initial otp index as %d\n", fit_index); } *otp_index = index; #else *otp_index = 0; #endif return 0; } static int fit_write_trusty_rollback_index(u32 trusty_index) { if (!trusty_index) return 0; return trusty_write_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, (u64)trusty_index); } #endif void board_quiesce_devices(void *images) { hotkey_run(HK_CMDLINE); hotkey_run(HK_CLI_OS_GO); #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS /* Destroy atags makes next warm boot safer */ atags_destroy(); #endif #ifdef CONFIG_FIT_ROLLBACK_PROTECT int ret; ret = fit_write_trusty_rollback_index(gd->rollback_index); if (ret) { panic("Failed to write fit rollback index %d, ret=%d", gd->rollback_index, ret); } #endif #ifdef CONFIG_ROCKCHIP_HW_DECOMPRESS misc_decompress_cleanup(); #endif }