// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2012-2013 Henrik Nordstrom * (C) Copyright 2013 Luke Kenneth Casson Leighton * * (C) Copyright 2007-2011 * Allwinner Technology Co., Ltd. * Tom Cubie * * Some board init for the Allwinner A10-evb board. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef CONFIG_ARM64 #include #endif #include #include #include #include #include #include #include #include #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; void i2c_init_board(void) { #ifdef CONFIG_I2C0_ENABLE #if defined(CONFIG_MACH_SUN4I) || \ defined(CONFIG_MACH_SUN5I) || \ defined(CONFIG_MACH_SUN7I) || \ defined(CONFIG_MACH_SUN8I_R40) sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0); sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0); clock_twi_onoff(0, 1); #elif defined(CONFIG_MACH_SUN6I) sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0); sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0); clock_twi_onoff(0, 1); #elif defined(CONFIG_MACH_SUN8I_V3S) sunxi_gpio_set_cfgpin(SUNXI_GPB(6), SUN8I_V3S_GPB_TWI0); sunxi_gpio_set_cfgpin(SUNXI_GPB(7), SUN8I_V3S_GPB_TWI0); clock_twi_onoff(0, 1); #elif defined(CONFIG_MACH_SUN8I) sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0); sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0); clock_twi_onoff(0, 1); #elif defined(CONFIG_MACH_SUN50I) sunxi_gpio_set_cfgpin(SUNXI_GPH(0), SUN50I_GPH_TWI0); sunxi_gpio_set_cfgpin(SUNXI_GPH(1), SUN50I_GPH_TWI0); clock_twi_onoff(0, 1); #endif #endif #ifdef CONFIG_I2C1_ENABLE #if defined(CONFIG_MACH_SUN4I) || \ defined(CONFIG_MACH_SUN7I) || \ defined(CONFIG_MACH_SUN8I_R40) sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1); sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1); clock_twi_onoff(1, 1); #elif defined(CONFIG_MACH_SUN5I) sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1); sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1); clock_twi_onoff(1, 1); #elif defined(CONFIG_MACH_SUN6I) sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1); sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1); clock_twi_onoff(1, 1); #elif defined(CONFIG_MACH_SUN8I) sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1); sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1); clock_twi_onoff(1, 1); #elif defined(CONFIG_MACH_SUN50I) sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN50I_GPH_TWI1); sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN50I_GPH_TWI1); clock_twi_onoff(1, 1); #endif #endif #ifdef CONFIG_R_I2C_ENABLE #ifdef CONFIG_MACH_SUN50I clock_twi_onoff(5, 1); sunxi_gpio_set_cfgpin(SUNXI_GPL(8), SUN50I_GPL_R_TWI); sunxi_gpio_set_cfgpin(SUNXI_GPL(9), SUN50I_GPL_R_TWI); #elif CONFIG_MACH_SUN50I_H616 clock_twi_onoff(5, 1); sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN50I_H616_GPL_R_TWI); sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN50I_H616_GPL_R_TWI); #else clock_twi_onoff(5, 1); sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI); sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_H3_GPL_R_TWI); #endif #endif } /* * Try to use the environment from the boot source first. * For MMC, this means a FAT partition on the boot device (SD or eMMC). * If the raw MMC environment is also enabled, this is tried next. * When booting from NAND we try UBI first, then NAND directly. * SPI flash falls back to FAT (on SD card). */ enum env_location env_get_location(enum env_operation op, int prio) { if (prio > 1) return ENVL_UNKNOWN; /* NOWHERE is exclusive, no other option can be defined. */ if (IS_ENABLED(CONFIG_ENV_IS_NOWHERE)) return ENVL_NOWHERE; switch (sunxi_get_boot_device()) { case BOOT_DEVICE_MMC1: case BOOT_DEVICE_MMC2: if (prio == 0 && IS_ENABLED(CONFIG_ENV_IS_IN_FAT)) return ENVL_FAT; if (IS_ENABLED(CONFIG_ENV_IS_IN_MMC)) return ENVL_MMC; break; case BOOT_DEVICE_NAND: if (prio == 0 && IS_ENABLED(CONFIG_ENV_IS_IN_UBI)) return ENVL_UBI; if (IS_ENABLED(CONFIG_ENV_IS_IN_NAND)) return ENVL_NAND; break; case BOOT_DEVICE_SPI: if (prio == 0 && IS_ENABLED(CONFIG_ENV_IS_IN_SPI_FLASH)) return ENVL_SPI_FLASH; if (IS_ENABLED(CONFIG_ENV_IS_IN_FAT)) return ENVL_FAT; break; case BOOT_DEVICE_BOARD: break; default: break; } /* * If we come here for the first time, we *must* return a valid * environment location other than ENVL_UNKNOWN, or the setup sequence * in board_f() will silently hang. This is arguably a bug in * env_init(), but for now pick one environment for which we know for * sure to have a driver for. For all defconfigs this is either FAT * or UBI, or NOWHERE, which is already handled above. */ if (prio == 0) { if (IS_ENABLED(CONFIG_ENV_IS_IN_FAT)) return ENVL_FAT; if (IS_ENABLED(CONFIG_ENV_IS_IN_UBI)) return ENVL_UBI; } return ENVL_UNKNOWN; } /* called only from U-Boot proper */ int board_init(void) { __maybe_unused int id_pfr1, ret; gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100); #if !defined(CONFIG_ARM64) && !defined(CONFIG_MACH_SUNIV) asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1)); debug("id_pfr1: 0x%08x\n", id_pfr1); /* Generic Timer Extension available? */ if ((id_pfr1 >> CPUID_ARM_GENTIMER_SHIFT) & 0xf) { uint32_t freq; debug("Setting CNTFRQ\n"); /* * CNTFRQ is a secure register, so we will crash if we try to * write this from the non-secure world (read is OK, though). * In case some bootcode has already set the correct value, * we avoid the risk of writing to it. */ asm volatile("mrc p15, 0, %0, c14, c0, 0" : "=r"(freq)); if (freq != CONFIG_COUNTER_FREQUENCY) { debug("arch timer frequency is %d Hz, should be %d, fixing ...\n", freq, CONFIG_COUNTER_FREQUENCY); #ifdef CONFIG_NON_SECURE printf("arch timer frequency is wrong, but cannot adjust it\n"); #else asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r"(CONFIG_COUNTER_FREQUENCY)); #endif } } #endif /* !CONFIG_ARM64 && !CONFIG_MACH_SUNIV */ ret = axp_gpio_init(); if (ret) return ret; eth_init_board(); return 0; } /* * On older SoCs the SPL is actually at address zero, so using NULL as * an error value does not work. */ #define INVALID_SPL_HEADER ((void *)~0UL) static struct boot_file_head * get_spl_header(uint8_t req_version) { struct boot_file_head *spl = (void *)(ulong)SPL_ADDR; uint8_t spl_header_version = spl->spl_signature[3]; /* Is there really the SPL header (still) there? */ if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) != 0) return INVALID_SPL_HEADER; if (spl_header_version < req_version) { printf("sunxi SPL version mismatch: expected %u, got %u\n", req_version, spl_header_version); return INVALID_SPL_HEADER; } return spl; } static const char *get_spl_dt_name(void) { struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION); /* Check if there is a DT name stored in the SPL header. */ if (spl != INVALID_SPL_HEADER && spl->dt_name_offset) return (char *)spl + spl->dt_name_offset; return NULL; } int dram_init(void) { struct boot_file_head *spl = get_spl_header(SPL_DRAM_HEADER_VERSION); if (spl == INVALID_SPL_HEADER) gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE); else gd->ram_size = (phys_addr_t)spl->dram_size << 20; if (gd->ram_size > CONFIG_SUNXI_DRAM_MAX_SIZE) gd->ram_size = CONFIG_SUNXI_DRAM_MAX_SIZE; return 0; } #if defined(CONFIG_NAND_SUNXI) && defined(CONFIG_SPL_BUILD) static void nand_pinmux_setup(void) { unsigned int pin; for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++) sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN7I for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++) sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); #endif /* sun4i / sun7i do have a PC23, but it is not used for nand, * only sun7i has a PC24 */ #ifdef CONFIG_MACH_SUN7I sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND); #endif } static void nand_clock_setup(void) { struct sunxi_ccm_reg *const ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0)); #if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I || \ defined CONFIG_MACH_SUN9I || defined CONFIG_MACH_SUN50I setbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_GATE_OFFSET_NAND0)); #endif setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1); } void board_nand_init(void) { nand_pinmux_setup(); nand_clock_setup(); } #endif /* CONFIG_NAND_SUNXI */ #ifdef CONFIG_MMC static void mmc_pinmux_setup(int sdc) { unsigned int pin; switch (sdc) { case 0: /* SDC0: PF0-PF5 */ for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } break; case 1: #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ defined(CONFIG_MACH_SUN8I_R40) if (IS_ENABLED(CONFIG_MMC1_PINS_PH)) { /* SDC1: PH22-PH-27 */ for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) { sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } } else { /* SDC1: PG0-PG5 */ for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } } #elif defined(CONFIG_MACH_SUN5I) /* SDC1: PG3-PG8 */ for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) { sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN6I) /* SDC1: PG0-PG5 */ for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN8I) /* SDC1: PG0-PG5 */ for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #endif break; case 2: #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) /* SDC2: PC6-PC11 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN5I) /* SDC2: PC6-PC15 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN6I) /* SDC2: PC6-PC15, PC24 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(SUNXI_GPC(24), 2); #elif defined(CONFIG_MACH_SUN8I_R40) /* SDC2: PC6-PC15, PC24 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(SUNXI_GPC(24), 2); #elif defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN50I) /* SDC2: PC5-PC6, PC8-PC16 */ for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN50I_H6) /* SDC2: PC4-PC14 */ for (pin = SUNXI_GPC(4); pin <= SUNXI_GPC(14); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN50I_H616) /* SDC2: PC0-PC1, PC5-PC6, PC8-PC11, PC13-PC16 */ for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(16); pin++) { if (pin > SUNXI_GPC(1) && pin < SUNXI_GPC(5)) continue; if (pin == SUNXI_GPC(7) || pin == SUNXI_GPC(12)) continue; sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 3); } #elif defined(CONFIG_MACH_SUN9I) /* SDC2: PC6-PC16 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(16); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN8I_R528) /* SDC2: PC2-PC7 */ for (pin = SUNXI_GPC(2); pin <= SUNXI_GPC(7); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #else puts("ERROR: No pinmux setup defined for MMC2!\n"); #endif break; case 3: #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ defined(CONFIG_MACH_SUN8I_R40) /* SDC3: PI4-PI9 */ for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) { sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } #elif defined(CONFIG_MACH_SUN6I) /* SDC3: PC6-PC15, PC24 */ for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3); sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(SUNXI_GPC(24), 2); #endif break; default: printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc); break; } } int board_mmc_init(struct bd_info *bis) { /* * The BROM always accesses MMC port 0 (typically an SD card), and * most boards seem to have such a slot. The others haven't reported * any problem with unconditionally enabling this in the SPL. */ if (!IS_ENABLED(CONFIG_UART0_PORT_F)) { mmc_pinmux_setup(0); if (!sunxi_mmc_init(0)) return -1; } if (CONFIG_MMC_SUNXI_SLOT_EXTRA != -1) { mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA); if (!sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA)) return -1; } return 0; } #ifdef CONFIG_SYS_MMC_ENV_DEV int mmc_get_env_dev(void) { switch (sunxi_get_boot_device()) { case BOOT_DEVICE_MMC1: return 0; case BOOT_DEVICE_MMC2: return 1; default: return CONFIG_SYS_MMC_ENV_DEV; } } #endif #endif /* CONFIG_MMC */ #ifdef CONFIG_SPL_BUILD static void sunxi_spl_store_dram_size(phys_addr_t dram_size) { struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION); if (spl == INVALID_SPL_HEADER) return; /* Promote the header version for U-Boot proper, if needed. */ if (spl->spl_signature[3] < SPL_DRAM_HEADER_VERSION) spl->spl_signature[3] = SPL_DRAM_HEADER_VERSION; spl->dram_size = dram_size >> 20; } void sunxi_board_init(void) { int power_failed = 0; #ifdef CONFIG_LED_STATUS if (IS_ENABLED(CONFIG_SPL_DRIVERS_MISC)) status_led_init(); #endif #ifdef CONFIG_SY8106A_POWER power_failed = sy8106a_set_vout1(CONFIG_SY8106A_VOUT1_VOLT); #endif #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ defined CONFIG_AXP221_POWER || defined CONFIG_AXP305_POWER || \ defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER || \ defined CONFIG_AXP313_POWER || defined CONFIG_AXP717_POWER power_failed = axp_init(); if (IS_ENABLED(CONFIG_AXP_DISABLE_BOOT_ON_POWERON) && !power_failed) { u8 boot_reason; pmic_bus_read(AXP_POWER_STATUS, &boot_reason); if (boot_reason & AXP_POWER_STATUS_ALDO_IN) { printf("Power on by plug-in, shutting down.\n"); pmic_bus_write(0x32, BIT(7)); } } #ifdef CONFIG_AXP_DCDC1_VOLT power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT); power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT); #endif #ifdef CONFIG_AXP_DCDC2_VOLT power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT); power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT); #endif #ifdef CONFIG_AXP_DCDC4_VOLT power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT); #endif #ifdef CONFIG_AXP_ALDO1_VOLT power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT); #endif #ifdef CONFIG_AXP_ALDO2_VOLT power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT); #endif #ifdef CONFIG_AXP_ALDO3_VOLT power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT); #endif #ifdef CONFIG_AXP_ALDO4_VOLT power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT); #endif #ifdef CONFIG_AXP_DLDO1_VOLT power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT); power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT); #endif #ifdef CONFIG_AXP_DLDO3_VOLT power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT); power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT); #endif #ifdef CONFIG_AXP_ELDO1_VOLT power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT); power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT); power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT); #endif #ifdef CONFIG_AXP_FLDO1_VOLT power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT); power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT); power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT); #endif #if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON)); #endif #endif /* CONFIG_AXPxxx_POWER */ printf("DRAM:"); gd->ram_size = sunxi_dram_init(); printf(" %d MiB\n", (int)(gd->ram_size >> 20)); if (!gd->ram_size) hang(); sunxi_spl_store_dram_size(gd->ram_size); /* * Only clock up the CPU to full speed if we are reasonably * assured it's being powered with suitable core voltage */ if (!power_failed) clock_set_pll1(get_board_sys_clk()); else printf("Failed to set core voltage! Can't set CPU frequency\n"); } #endif /* CONFIG_SPL_BUILD */ #ifdef CONFIG_USB_GADGET int g_dnl_board_usb_cable_connected(void) { struct udevice *dev; struct phy phy; int ret; ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, 0, &dev); if (ret) { pr_err("%s: Cannot find USB device\n", __func__); return ret; } ret = generic_phy_get_by_name(dev, "usb", &phy); if (ret) { pr_err("failed to get %s USB PHY\n", dev->name); return ret; } ret = generic_phy_init(&phy); if (ret) { pr_debug("failed to init %s USB PHY\n", dev->name); return ret; } return sun4i_usb_phy_vbus_detect(&phy); } #endif /* CONFIG_USB_GADGET */ #ifdef CONFIG_SERIAL_TAG void get_board_serial(struct tag_serialnr *serialnr) { char *serial_string; unsigned long long serial; serial_string = env_get("serial#"); if (serial_string) { serial = simple_strtoull(serial_string, NULL, 16); serialnr->high = (unsigned int) (serial >> 32); serialnr->low = (unsigned int) (serial & 0xffffffff); } else { serialnr->high = 0; serialnr->low = 0; } } #endif /* * Check the SPL header for the "sunxi" variant. If found: parse values * that might have been passed by the loader ("fel" utility), and update * the environment accordingly. */ static void parse_spl_header(const uint32_t spl_addr) { struct boot_file_head *spl = get_spl_header(SPL_ENV_HEADER_VERSION); if (spl == INVALID_SPL_HEADER) return; if (!spl->fel_script_address) return; if (spl->fel_uEnv_length != 0) { /* * data is expected in uEnv.txt compatible format, so "env * import -t" the string(s) at fel_script_address right away. */ himport_r(&env_htab, (char *)(uintptr_t)spl->fel_script_address, spl->fel_uEnv_length, '\n', H_NOCLEAR, 0, 0, NULL); return; } /* otherwise assume .scr format (mkimage-type script) */ env_set_hex("fel_scriptaddr", spl->fel_script_address); } static bool get_unique_sid(unsigned int *sid) { if (sunxi_get_sid(sid) != 0) return false; if (!sid[0]) return false; /* * The single words 1 - 3 of the SID have quite a few bits * which are the same on many models, so we take a crc32 * of all 3 words, to get a more unique value. * * Note we only do this on newer SoCs as we cannot change * the algorithm on older SoCs since those have been using * fixed mac-addresses based on only using word 3 for a * long time and changing a fixed mac-address with an * u-boot update is not good. */ #if !defined(CONFIG_MACH_SUN4I) && !defined(CONFIG_MACH_SUN5I) && \ !defined(CONFIG_MACH_SUN6I) && !defined(CONFIG_MACH_SUN7I) && \ !defined(CONFIG_MACH_SUN8I_A23) && !defined(CONFIG_MACH_SUN8I_A33) sid[3] = crc32(0, (unsigned char *)&sid[1], 12); #endif /* Ensure the NIC specific bytes of the mac are not all 0 */ if ((sid[3] & 0xffffff) == 0) sid[3] |= 0x800000; return true; } /* * Note this function gets called multiple times. * It must not make any changes to env variables which already exist. */ static void setup_environment(const void *fdt) { char serial_string[17] = { 0 }; unsigned int sid[4]; uint8_t mac_addr[6]; char ethaddr[16]; int i; if (!get_unique_sid(sid)) return; for (i = 0; i < 4; i++) { sprintf(ethaddr, "ethernet%d", i); if (!fdt_get_alias(fdt, ethaddr)) continue; if (i == 0) strcpy(ethaddr, "ethaddr"); else sprintf(ethaddr, "eth%daddr", i); if (env_get(ethaddr)) continue; /* Non OUI / registered MAC address */ mac_addr[0] = (i << 4) | 0x02; mac_addr[1] = (sid[0] >> 0) & 0xff; mac_addr[2] = (sid[3] >> 24) & 0xff; mac_addr[3] = (sid[3] >> 16) & 0xff; mac_addr[4] = (sid[3] >> 8) & 0xff; mac_addr[5] = (sid[3] >> 0) & 0xff; eth_env_set_enetaddr(ethaddr, mac_addr); } if (!env_get("serial#")) { snprintf(serial_string, sizeof(serial_string), "%08x%08x", sid[0], sid[3]); env_set("serial#", serial_string); } } int misc_init_r(void) { const char *spl_dt_name; uint boot; env_set("fel_booted", NULL); env_set("fel_scriptaddr", NULL); env_set("mmc_bootdev", NULL); boot = sunxi_get_boot_device(); /* determine if we are running in FEL mode */ if (boot == BOOT_DEVICE_BOARD) { env_set("fel_booted", "1"); parse_spl_header(SPL_ADDR); /* or if we booted from MMC, and which one */ } else if (boot == BOOT_DEVICE_MMC1) { env_set("mmc_bootdev", "0"); } else if (boot == BOOT_DEVICE_MMC2) { env_set("mmc_bootdev", "1"); } /* Set fdtfile to match the FIT configuration chosen in SPL. */ spl_dt_name = get_spl_dt_name(); if (spl_dt_name) { char *prefix = IS_ENABLED(CONFIG_ARM64) ? "allwinner/" : ""; char str[64]; snprintf(str, sizeof(str), "%s%s.dtb", prefix, spl_dt_name); env_set("fdtfile", str); } setup_environment(gd->fdt_blob); return 0; } int board_late_init(void) { #ifdef CONFIG_USB_ETHER usb_ether_init(); #endif return 0; } static void bluetooth_dt_fixup(void *blob) { /* Some devices ship with a Bluetooth controller default address. * Set a valid address through the device tree. */ uchar tmp[ETH_ALEN], bdaddr[ETH_ALEN]; unsigned int sid[4]; int i; if (!CONFIG_BLUETOOTH_DT_DEVICE_FIXUP[0]) return; if (eth_env_get_enetaddr("bdaddr", tmp)) { /* Convert between the binary formats of the corresponding stacks */ for (i = 0; i < ETH_ALEN; ++i) bdaddr[i] = tmp[ETH_ALEN - i - 1]; } else { if (!get_unique_sid(sid)) return; bdaddr[0] = ((sid[3] >> 0) & 0xff) ^ 1; bdaddr[1] = (sid[3] >> 8) & 0xff; bdaddr[2] = (sid[3] >> 16) & 0xff; bdaddr[3] = (sid[3] >> 24) & 0xff; bdaddr[4] = (sid[0] >> 0) & 0xff; bdaddr[5] = 0x02; } do_fixup_by_compat(blob, CONFIG_BLUETOOTH_DT_DEVICE_FIXUP, "local-bd-address", bdaddr, ETH_ALEN, 1); } int ft_board_setup(void *blob, struct bd_info *bd) { int __maybe_unused r; /* * Call setup_environment and fdt_fixup_ethernet again * in case the boot fdt has ethernet aliases the u-boot * copy does not have. */ setup_environment(blob); fdt_fixup_ethernet(blob); bluetooth_dt_fixup(blob); #ifdef CONFIG_VIDEO_DT_SIMPLEFB r = sunxi_simplefb_setup(blob); if (r) return r; #endif return 0; } #ifdef CONFIG_SPL_LOAD_FIT static void set_spl_dt_name(const char *name) { struct boot_file_head *spl = get_spl_header(SPL_ENV_HEADER_VERSION); if (spl == INVALID_SPL_HEADER) return; /* Promote the header version for U-Boot proper, if needed. */ if (spl->spl_signature[3] < SPL_DT_HEADER_VERSION) spl->spl_signature[3] = SPL_DT_HEADER_VERSION; strcpy((char *)&spl->string_pool, name); spl->dt_name_offset = offsetof(struct boot_file_head, string_pool); } int board_fit_config_name_match(const char *name) { const char *best_dt_name = get_spl_dt_name(); int ret; #ifdef CONFIG_DEFAULT_DEVICE_TREE if (best_dt_name == NULL) best_dt_name = CONFIG_DEFAULT_DEVICE_TREE; #endif if (best_dt_name == NULL) { /* No DT name was provided, so accept the first config. */ return 0; } #ifdef CONFIG_PINE64_DT_SELECTION if (strstr(best_dt_name, "-pine64-plus")) { /* Differentiate the Pine A64 boards by their DRAM size. */ if (gd->ram_size == SZ_512M) best_dt_name = "sun50i-a64-pine64"; } #endif #ifdef CONFIG_PINEPHONE_DT_SELECTION if (strstr(best_dt_name, "-pinephone")) { /* Differentiate the PinePhone revisions by GPIO inputs. */ prcm_apb0_enable(PRCM_APB0_GATE_PIO); sunxi_gpio_set_pull(SUNXI_GPL(6), SUNXI_GPIO_PULL_UP); sunxi_gpio_set_cfgpin(SUNXI_GPL(6), SUNXI_GPIO_INPUT); udelay(100); /* PL6 is pulled low by the modem on v1.2. */ if (gpio_get_value(SUNXI_GPL(6)) == 0) best_dt_name = "sun50i-a64-pinephone-1.2"; else best_dt_name = "sun50i-a64-pinephone-1.1"; sunxi_gpio_set_cfgpin(SUNXI_GPL(6), SUNXI_GPIO_DISABLE); sunxi_gpio_set_pull(SUNXI_GPL(6), SUNXI_GPIO_PULL_DISABLE); prcm_apb0_disable(PRCM_APB0_GATE_PIO); } #endif ret = strcmp(name, best_dt_name); /* * If one of the FIT configurations matches the most accurate DT name, * update the SPL header to provide that DT name to U-Boot proper. */ if (ret == 0) set_spl_dt_name(best_dt_name); return ret; } #endif /* CONFIG_SPL_LOAD_FIT */