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/afsapi/default.nix

@@ -0,0 +1,56 @@
+{ lib
+, aiohttp
+, buildPythonPackage
+, fetchFromGitHub
+, lxml
+, pytest-aiohttp
+, pytestCheckHook
+, pythonOlder
+, setuptools-scm
+}:
+
+buildPythonPackage rec {
+  pname = "afsapi";
+  version = "0.2.4";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "wlcrs";
+    repo = "python-afsapi";
+    rev = "refs/tags/${version}";
+    hash = "sha256-pNggrg97GIBBTm4rjtpx0NOZIWCGn9boB/Wss/QwF6U=";
+  };
+
+  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+    aiohttp
+    lxml
+  ];
+
+  checkInputs = [
+    pytest-aiohttp
+    pytestCheckHook
+  ];
+
+  pytestFlagsArray = [
+    "async_tests.py"
+  ];
+
+  pythonImportsCheck = [
+    "afsapi"
+  ];
+
+  meta = with lib; {
+    description = "Python implementation of the Frontier Silicon API";
+    homepage = "https://github.com/wlcrs/python-afsapi";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ fab ];
+  };
+}