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-davinci/Kconfig

@@ -0,0 +1,39 @@
+if ARCH_DAVINCI
+
+choice
+	prompt "DaVinci board select"
+	optional
+
+config TARGET_IPAM390
+	bool "IPAM390 board"
+	select SUPPORT_SPL
+
+config TARGET_DA850EVM
+	bool "DA850 EVM board"
+	select SUPPORT_SPL
+
+config TARGET_EA20
+	bool "EA20 board"
+
+config TARGET_OMAPL138_LCDK
+	bool "OMAPL138 LCDK"
+	select SUPPORT_SPL
+
+config TARGET_CALIMAIN
+	bool "Calimain board"
+
+config TARGET_LEGOEV3
+	bool "LEGO MINDSTORMS EV3"
+
+endchoice
+
+config SYS_SOC
+	default "davinci"
+
+source "board/Barix/ipam390/Kconfig"
+source "board/davinci/da8xxevm/Kconfig"
+source "board/davinci/ea20/Kconfig"
+source "board/omicron/calimain/Kconfig"
+source "board/lego/ev3/Kconfig"
+
+endif