avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/sr1500/socfpga.c

@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2015 Stefan Roese <sr@denx.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#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;
+}