/* SPDX-License-Identifier: GPL-2.0-only */ #include <bootmode.h> #include <console/console.h> #include <device/device.h> #include <gpio.h> #include <soc/bl31.h> #include <soc/msdc.h> #include <soc/spm.h> #include <soc/usb.h> #include "display.h" #include "gpio.h" static void configure_audio(void) { mtcmos_audio_power_on(); /* Set up I2S */ gpio_set_mode(GPIO(I2S2_MCK), PAD_I2S2_MCK_FUNC_I2S2_MCK); gpio_set_mode(GPIO(I2S2_BCK), PAD_I2S2_BCK_FUNC_I2S2_BCK); gpio_set_mode(GPIO(I2S2_LRCK), PAD_I2S2_LRCK_FUNC_I2S2_LRCK); gpio_set_mode(GPIO(EINT4), PAD_EINT4_FUNC_I2S3_DO); } static void mainboard_init(struct device *dev) { mtk_msdc_configure_emmc(true); if (CONFIG(SDCARD_INIT)) { printk(BIOS_INFO, "SD card init\n"); /* External SD Card connected via USB */ gpio_output(GPIO_EN_PP3300_SDBRDG_X, 1); } setup_usb_host(); configure_audio(); if (spm_init()) printk(BIOS_ERR, "spm init failed, system suspend may not work\n"); if (CONFIG(ARM64_USE_ARM_TRUSTED_FIRMWARE)) register_reset_to_bl31(GPIO_RESET.id, true); if (display_init_required()) { if (configure_display() < 0) printk(BIOS_ERR, "%s: Failed to init display\n", __func__); } else { if (CONFIG(BOARD_GOOGLE_STARYU_COMMON)) { mtk_i2c_bus_init(PMIC_I2C_BUS, I2C_SPEED_FAST); if (is_pmic_aw37503(PMIC_I2C_BUS)) { printk(BIOS_DEBUG, "Initialize PMIC AW37503\n"); aw37503_init(PMIC_I2C_BUS); } } printk(BIOS_INFO, "%s: Skipped display init\n", __func__); } } static void mainboard_enable(struct device *dev) { dev->ops->init = &mainboard_init; } struct chip_operations mainboard_ops = { .enable_dev = mainboard_enable, };