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/doc/uImage.FIT/kernel.its

@@ -0,0 +1,87 @@
+/*
+ * Simple U-Boot uImage source file containing a single kernel
+ */
+
+/dts-v1/;
+
+/ {
+	description = "Simple image with single Linux kernel";
+	#address-cells = <1>;
+
+	images {
+		kernel@1 {
+			description = "Vanilla Linux kernel";
+			data = /incbin/("./vmlinux.bin.gz");
+			type = "kernel";
+			arch = "ppc";
+			os = "linux";
+			compression = "gzip";
+			load = <00000000>;
+			entry = <00000000>;
+			hash@1 {
+				algo = "crc32";
+			};
+			hash@2 {
+				algo = "sha1";
+			};
+		};
+	};
+
+	configurations {
+		default = "config@1";
+		config@1 {
+			description = "Boot Linux kernel";
+			kernel = "kernel@1";
+		};
+	};
+};
+
+
+
+For x86 a setup node is also required: see x86-fit-boot.txt.
+
+/dts-v1/;
+
+/ {
+	description = "Simple image with single Linux kernel on x86";
+	#address-cells = <1>;
+
+	images {
+		kernel@1 {
+			description = "Vanilla Linux kernel";
+			data = /incbin/("./image.bin.lzo");
+			type = "kernel";
+			arch = "x86";
+			os = "linux";
+			compression = "lzo";
+			load = <0x01000000>;
+			entry = <0x00000000>;
+			hash@2 {
+				algo = "sha1";
+			};
+		};
+
+		setup@1 {
+			description = "Linux setup.bin";
+			data = /incbin/("./setup.bin");
+			type = "x86_setup";
+			arch = "x86";
+			os = "linux";
+			compression = "none";
+			load = <0x00090000>;
+			entry = <0x00090000>;
+			hash@2 {
+				algo = "sha1";
+			};
+		};
+	};
+
+	configurations {
+		default = "config@1";
+		config@1 {
+			description = "Boot Linux kernel";
+			kernel = "kernel@1";
+			setup = "setup@1";
+		};
+	};
+};