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/tools/build-managers/bam/default.nix

@@ -0,0 +1,39 @@
+{ lib, stdenv, fetchFromGitHub, lua5_3, python3 }:
+
+stdenv.mkDerivation rec {
+  pname = "bam";
+  version = "0.5.1";
+
+  src = fetchFromGitHub {
+    owner = "matricks";
+    repo = "bam";
+    rev = "v${version}";
+    sha256 = "13br735ig7lygvzyfd15fc2rdygrqm503j6xj5xkrl1r7w2wipq6";
+  };
+
+  nativeBuildInputs = [ lua5_3 python3 ];
+
+  buildPhase = "${stdenv.shell} make_unix.sh";
+
+  checkPhase = "${python3.interpreter} scripts/test.py";
+
+  strictDeps = true;
+
+  installPhase = ''
+    mkdir -p "$out/share/bam"
+    cp -r docs examples tests  "$out/share/bam"
+    mkdir -p "$out/bin"
+    cp bam "$out/bin"
+  '';
+
+  meta = with lib; {
+    description = "Yet another build manager";
+    maintainers = with maintainers;
+    [
+      raskin
+    ];
+    platforms = platforms.linux;
+    license = licenses.zlib;
+    downloadPage = "http://matricks.github.com/bam/";
+  };
+}