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/google/chromebook_samus/Kconfig

@@ -0,0 +1,40 @@
+if TARGET_CHROMEBOOK_SAMUS
+
+config SYS_BOARD
+	default "chromebook_samus"
+
+config SYS_VENDOR
+	default "google"
+
+config SYS_SOC
+	default "broadwell"
+
+config SYS_CONFIG_NAME
+	default "chromebook_samus"
+
+config SYS_TEXT_BASE
+	default 0xffe00000
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select X86_RESET_VECTOR
+	select INTEL_BROADWELL
+	select HAVE_INTEL_ME
+	select BOARD_ROMSIZE_KB_8192
+
+config PCIE_ECAM_BASE
+	default 0xf0000000
+
+config EARLY_POST_CROS_EC
+	bool "Enable early post to Chrome OS EC"
+	default y
+
+config SYS_CAR_ADDR
+	hex
+	default 0xff7c0000
+
+config SYS_CAR_SIZE
+	hex
+	default 0x40000
+
+endif

u-boot/board/google/chromebook_samus/MAINTAINERS

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+CHROMEBOOK SAMUS BOARD
+M:	Simon Glass <sjg@chromium.org>
+S:	Maintained
+F:	board/google/chromebook_samus/
+F:	include/configs/chromebook_samus.h
+F:	configs/chromebook_samus_defconfig

u-boot/board/google/chromebook_samus/Makefile

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+#
+# Copyright (c) 2016 Google, Inc
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	+= samus.o

u-boot/board/google/chromebook_samus/samus.c

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+/*
+ * Copyright (C) 2016 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/cpu.h>
+
+int arch_early_init_r(void)
+{
+	return cpu_run_reference_code();
+}
+
+int board_early_init_f(void)
+{
+	return 0;
+}