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/sphinx-markdown-parser/default.nix

@@ -0,0 +1,46 @@
+{ stdenv
+, lib
+, buildPythonPackage
+, fetchFromGitHub
+, sphinx
+, markdown
+, CommonMark
+, recommonmark
+, pydash
+, pyyaml
+, unify
+, yapf
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "sphinx-markdown-parser";
+  version = "0.2.4";
+
+  # PyPi release does not include requirements.txt
+  src = fetchFromGitHub {
+    owner = "clayrisser";
+    repo = "sphinx-markdown-parser";
+    # Upstream maintainer currently does not tag releases
+    # https://github.com/clayrisser/sphinx-markdown-parser/issues/35
+    rev = "2fd54373770882d1fb544dc6524c581c82eedc9e";
+    sha256 = "0i0hhapmdmh83yx61lxi2h4bsmhnzddamz95844g2ghm132kw5mv";
+  };
+
+  propagatedBuildInputs = [ sphinx markdown CommonMark pydash pyyaml unify yapf recommonmark ];
+
+  # Avoids running broken tests in test_markdown.py
+  checkPhase = ''
+    ${python.interpreter} -m unittest -v tests/test_basic.py tests/test_sphinx.py
+  '';
+
+  pythonImportsCheck = [ "sphinx_markdown_parser" ];
+
+  meta = with lib; {
+    broken = (stdenv.isLinux && stdenv.isAarch64) || stdenv.isDarwin;
+    description = "Write markdown inside of docutils & sphinx projects";
+    homepage = "https://github.com/clayrisser/sphinx-markdown-parser";
+    license = licenses.mit;
+    maintainers = with maintainers; [ FlorianFranzen ];
+  };
+}