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/inputmethods/fusuma/Gemfile

@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem "fusuma"

pkgs/tools/inputmethods/fusuma/Gemfile.lock

@@ -0,0 +1,13 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    fusuma (1.3.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  fusuma
+
+BUNDLED WITH
+   2.1.4

pkgs/tools/inputmethods/fusuma/default.nix

@@ -0,0 +1,24 @@
+{ lib, bundlerApp, bundlerUpdateScript, makeWrapper, libinput }:
+
+bundlerApp {
+  pname = "fusuma";
+  gemdir = ./.;
+  exes = [ "fusuma" ];
+
+  buildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    wrapProgram "$out/bin/fusuma" \
+      --prefix PATH : ${lib.makeBinPath [ libinput ]}
+  '';
+
+  passthru.updateScript = bundlerUpdateScript "fusuma";
+
+  meta = with lib; {
+    description = "Multitouch gestures with libinput driver on X11, Linux";
+    homepage = "https://github.com/iberianpig/fusuma";
+    license = licenses.mit;
+    maintainers = with maintainers; [ jfrankenau nicknovitski Br1ght0ne ];
+    platforms = platforms.linux;
+  };
+}

pkgs/tools/inputmethods/fusuma/gemset.nix

@@ -0,0 +1,12 @@
+{
+  fusuma = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "150jc8jyqj3w4k13lf1ihqmm2sld1yawp4jwnf43jixnc9rmzx6f";
+      type = "gem";
+    };
+    version = "1.3.0";
+  };
+}