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/tools/graphics/timg/default.nix

@@ -0,0 +1,33 @@
+{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, graphicsmagick, libjpeg
+, ffmpeg, zlib, libexif, openslide }:
+
+stdenv.mkDerivation rec {
+  pname = "timg";
+  version = "1.4.4";
+
+  src = fetchFromGitHub {
+    owner = "hzeller";
+    repo = "timg";
+    rev = "v${version}";
+    sha256 = "1gdwg15fywya6k6pajkx86kv2d8k85pmisnq53b02br5i01y4k41";
+  };
+
+  buildInputs = [ graphicsmagick ffmpeg libexif libjpeg openslide zlib ];
+
+  nativeBuildInputs = [ cmake pkg-config ];
+
+  cmakeFlags = [
+    "-DTIMG_VERSION_FROM_GIT=Off"
+    "-DWITH_VIDEO_DECODING=On"
+    "-DWITH_VIDEO_DEVICE=On"
+    "-DWITH_OPENSLIDE_SUPPORT=On"
+  ];
+
+  meta = with lib; {
+    homepage = "https://timg.sh/";
+    description = "A terminal image and video viewer";
+    license = licenses.gpl2Only;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ hzeller ];
+  };
+}