GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/board/rockchip/evb_rk3399/evb-rk3399.c

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <asm/arch-rockchip/periph.h>
+#include <power/regulator.h>
+
+#ifndef CONFIG_SPL_BUILD
+int board_early_init_f(void)
+{
+	struct udevice *regulator;
+	int ret;
+
+	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! ret %d\n", __func__, ret);
+
+out:
+	return 0;
+}
+#endif