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/arch/arm/mach-rockchip/rk3288/syscon_rk3288.c

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2015 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <syscon.h>
+#include <asm/arch/clock.h>
+
+static const struct udevice_id rk3288_syscon_ids[] = {
+	{ .compatible = "rockchip,rk3288-noc", .data = ROCKCHIP_SYSCON_NOC },
+	{ .compatible = "rockchip,rk3288-grf", .data = ROCKCHIP_SYSCON_GRF },
+	{ .compatible = "rockchip,rk3288-sgrf", .data = ROCKCHIP_SYSCON_SGRF },
+	{ .compatible = "rockchip,rk3288-pmu", .data = ROCKCHIP_SYSCON_PMU },
+	{ }
+};
+
+U_BOOT_DRIVER(syscon_rk3288) = {
+	.name = "rk3288_syscon",
+	.id = UCLASS_SYSCON,
+	.of_match = rk3288_syscon_ids,
+};