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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2016 Rockchip Electronics Co., Ltd
- */
- #include <common.h>
- #include <dm.h>
- #include <env.h>
- #include <log.h>
- #include <spl_gpio.h>
- #include <asm/io.h>
- #include <power/regulator.h>
- #include <asm/arch-rockchip/cru.h>
- #include <asm/arch-rockchip/gpio.h>
- #include <asm/arch-rockchip/grf_rk3399.h>
- #ifndef CONFIG_SPL_BUILD
- int board_early_init_f(void)
- {
- struct udevice *regulator;
- int ret;
- ret = regulator_get_by_platname("vcc5v0_host", ®ulator);
- if (ret) {
- debug("%s vcc5v0_host init fail! ret %d\n", __func__, ret);
- goto out;
- }
- ret = regulator_set_enable(regulator, true);
- if (ret)
- debug("%s vcc5v0-host-en set fail! ret %d\n", __func__, ret);
- out:
- return 0;
- }
- #else
- #define PMUGRF_BASE 0xff320000
- #define GPIO0_BASE 0xff720000
- /**
- * LED setup for roc-rk3399-pc
- *
- * 1. Set the low power leds (only during POR, pwr_key env is 'y')
- * glow yellow LED, termed as low power
- * poll for on board power key press
- * once powe key pressed, turn off yellow
- * 2. Turn on red LED, indicating full power mode
- */
- void led_setup(void)
- {
- struct rockchip_gpio_regs * const gpio0 = (void *)GPIO0_BASE;
- struct rk3399_pmugrf_regs * const pmugrf = (void *)PMUGRF_BASE;
- bool press_pwr_key = false;
- if (IS_ENABLED(CONFIG_SPL_ENV_SUPPORT)) {
- env_init();
- env_load();
- if (env_get_yesno("pwr_key") == 1)
- press_pwr_key = true;
- }
- if (press_pwr_key && !strcmp(get_reset_cause(), "POR")) {
- spl_gpio_output(gpio0, GPIO(BANK_A, 2), 1);
- spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_A, 5),
- GPIO_PULL_NORMAL);
- while (readl(&gpio0->ext_port) & 0x20)
- ;
- spl_gpio_output(gpio0, GPIO(BANK_A, 2), 0);
- }
- spl_gpio_output(gpio0, GPIO(BANK_B, 5), 1);
- }
- #endif
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