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/python-modules/nad-receiver/default.nix

@@ -0,0 +1,35 @@
+{ lib
+, pyserial
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "nad-receiver";
+  version = "0.3.0";
+
+  src = fetchFromGitHub {
+    owner = "joopert";
+    repo = "nad_receiver";
+    rev = version;
+    sha256 = "sha256-jRMk/yMA48ei+g/33+mMYwfwixaKTMYcU/z/VOoJbvY=";
+  };
+
+  propagatedBuildInputs = [
+    pyserial
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "nad_receiver" ];
+
+  meta = with lib; {
+    description = "Python interface for NAD receivers";
+    homepage = "https://github.com/joopert/nad_receiver";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}