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/data/fonts/ir-standard-fonts/default.nix

@@ -0,0 +1,26 @@
+{ lib, fetchFromGitHub }:
+
+let
+  pname = "ir-standard-fonts";
+  version = "unstable-2017-01-21";
+in fetchFromGitHub {
+  name = "${pname}-${version}";
+  owner = "morealaz";
+  repo = pname;
+  rev = "d36727d6c38c23c01b3074565667a2fe231fe18f";
+
+  postFetch = ''
+    tar xf $downloadedFile --strip=1
+    find . -name '*.ttf' -exec install -m444 -Dt $out/share/fonts/ir-standard-fonts {} \;
+  '';
+  sha256 = "0i2vzhwk77pm6fx5z5gxl026z9f35rhh3cvl003mry2lcg1x5rhp";
+
+  meta = with lib; {
+    homepage = "https://github.com/morealaz/ir-standard-fonts";
+    description = "Iran Supreme Council of Information and Communication Technology (SCICT) standard Persian fonts series";
+    # License information is unavailable.
+    license = licenses.unfree;
+    platforms = platforms.all;
+    maintainers = [ ];
+  };
+}