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/spidev/default.nix

@@ -0,0 +1,25 @@
+{ lib, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "spidev";
+  version = "3.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "03cicc9kpi5khhq0bl4dcy8cjcl2j488mylp8sna47hnkwl5qzwa";
+  };
+
+  # package does not include tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "spidev" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/doceme/py-spidev";
+    description = "Python bindings for Linux SPI access through spidev";
+    license = licenses.mit;
+    maintainers = with maintainers; [ hexa ];
+    platforms = platforms.linux;
+  };
+
+}