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

source/bootloader/u-boot-2020.01/board/sr1500/socfpga.c

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015 Stefan Roese <sr@denx.de>
+ */
+
+#include <common.h>
+#include <asm/arch/reset_manager.h>
+#include <asm/gpio.h>
+#include <asm/io.h>
+
+int board_early_init_f(void)
+{
+	int ret;
+
+	/* Reset the Marvell PHY 88E1510 */
+	ret = gpio_request(63, "PHY reset");
+	if (ret)
+		return ret;
+
+	gpio_direction_output(63, 0);
+	mdelay(1);
+	gpio_set_value(63, 1);
+	mdelay(10);
+
+	return 0;
+}