u-boot/board/rockchip/evb_rk3399/evb-rk3399.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2016 Rockchip Electronics Co., Ltd
*/
#include <common.h>
#include <dm.h>
#include <dm/pinctrl.h>
#include <asm/arch-rockchip/periph.h>
#include <power/regulator.h>
int board_init(void)
{
struct udevice *regulator;
int ret;
ret = regulators_enable_boot_on(false);
if (ret)
debug("%s: Cannot enable boot on regulator\n", __func__);
ret = regulator_get_by_platname("vcc5v0_host", &regulator);
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!\n", __func__);
goto out;
}
out:
return 0;
}