/* * Copyright 2018 NXP * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <dm.h> #include <image.h> #include <init.h> #include <log.h> #include <spl.h> #include <asm/global_data.h> #include <dm/uclass.h> #include <dm/device.h> #include <dm/uclass-internal.h> #include <dm/device-internal.h> #include <dm/lists.h> #include <asm/io.h> #include <asm/gpio.h> #include <asm/arch/sci/sci.h> #include <asm/arch/imx8-pins.h> #include <asm/arch/iomux.h> #include <asm/arch/sys_proto.h> DECLARE_GLOBAL_DATA_PTR; #define GPIO_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \ (SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \ (SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \ (SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT)) #define USDHC2_SD_PWR IMX_GPIO_NR(4, 19) static iomux_cfg_t usdhc2_sd_pwr[] = { SC_P_USDHC1_RESET_B | MUX_PAD_CTRL(GPIO_PAD_CTRL), }; void spl_board_init(void) { struct udevice *dev; uclass_find_first_device(UCLASS_MISC, &dev); for (; dev; uclass_find_next_device(&dev)) { if (device_probe(dev)) continue; } arch_cpu_init(); board_early_init_f(); timer_init(); imx8_iomux_setup_multiple_pads(usdhc2_sd_pwr, ARRAY_SIZE(usdhc2_sd_pwr)); gpio_direction_output(USDHC2_SD_PWR, 0); preloader_console_init(); puts("Normal Boot\n"); } void spl_board_prepare_for_boot(void) { imx8_power_off_pd_devices(NULL, 0); } #ifdef CONFIG_SPL_LOAD_FIT int board_fit_config_name_match(const char *name) { /* Just empty function now - can't decide what to choose */ debug("%s: %s\n", __func__, name); return 0; } #endif void board_init_f(ulong dummy) { /* Clear global data */ memset((void *)gd, 0, sizeof(gd_t)); /* Clear the BSS. */ memset(__bss_start, 0, __bss_end - __bss_start); board_init_r(NULL, 0); }