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/test/dm/reset.c

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2016, NVIDIA CORPORATION.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dm/test.h>
+#include <asm/reset.h>
+#include <test/ut.h>
+
+/* This must match the specifier for mbox-names="test" in the DT node */
+#define TEST_RESET_ID 2
+
+static int dm_test_reset(struct unit_test_state *uts)
+{
+	struct udevice *dev_reset;
+	struct udevice *dev_test;
+
+	ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
+					      &dev_reset));
+	ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
+
+	ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
+					      &dev_test));
+	ut_assertok(sandbox_reset_test_get(dev_test));
+
+	ut_assertok(sandbox_reset_test_assert(dev_test));
+	ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
+
+	ut_assertok(sandbox_reset_test_deassert(dev_test));
+	ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
+
+	ut_assertok(sandbox_reset_test_free(dev_test));
+
+	return 0;
+}
+DM_TEST(dm_test_reset, DM_TESTF_SCAN_FDT);