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/applications/audio/pamixer/default.nix

@@ -0,0 +1,35 @@
+{ lib, stdenv, fetchFromGitHub, boost, libpulseaudio }:
+
+stdenv.mkDerivation rec {
+  pname = "pamixer";
+  version = "1.5";
+
+  src = fetchFromGitHub {
+    owner = "cdemoulins";
+    repo = "pamixer";
+    rev = version;
+    sha256 = "sha256-7VNhHAQ1CecQPlqb8SMKK0U1SsFZxDuS+QkPqJfMqrQ=";
+  };
+
+  buildInputs = [ boost libpulseaudio ];
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  meta = with lib; {
+    description = "Pulseaudio command line mixer";
+    longDescription = ''
+      Features:
+        - Get the current volume of the default sink, the default source or a selected one by its id
+        - Set the volume for the default sink, the default source or any other device
+        - List the sinks
+        - List the sources
+        - Increase / Decrease the volume for a device
+        - Mute or unmute a device
+    '';
+    homepage = "https://github.com/cdemoulins/pamixer";
+    maintainers = with maintainers; [ thiagokokada ];
+    license = licenses.gpl3;
+    platforms = platforms.linux;
+    mainProgram = "pamixer";
+  };
+}