uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/embedded/tytools/default.nix

@@ -0,0 +1,26 @@
+{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, wrapQtAppsHook , qtbase}:
+
+stdenv.mkDerivation rec {
+  pname = "tytools";
+  version = "0.9.7";
+
+  src = fetchFromGitHub {
+    owner = "Koromix";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-iF2XyWSBBCO23iY/ni+QlpgtOuWKN2JTMTz+9OLEadk=";
+  };
+
+  nativeBuildInputs = [ cmake pkg-config wrapQtAppsHook ];
+  buildInputs = [
+    qtbase
+  ];
+
+  meta = with lib; {
+    description = "Collection of tools to manage Teensy boards";
+    homepage = "https://koromix.dev/tytools";
+    license = licenses.unlicense;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ ahuzik ];
+  };
+}