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/cpu/armv7/mx5/Kconfig

@@ -0,0 +1,28 @@
+if ARCH_MX5
+
+config MX5
+	bool
+	default y
+
+config MX51
+	bool
+
+config MX53
+	bool
+
+choice
+	prompt "MX5 board select"
+	optional
+
+config TARGET_USBARMORY
+	bool "Support USB armory"
+	select CPU_V7
+
+endchoice
+
+config SYS_SOC
+	default "mx5"
+
+source "board/inversepath/usbarmory/Kconfig"
+
+endif