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/tools/system/throttled/default.nix

@@ -0,0 +1,43 @@
+{ lib, stdenv, fetchFromGitHub, python3Packages }:
+
+stdenv.mkDerivation rec {
+  pname = "throttled";
+  version = "0.9.2";
+
+  src = fetchFromGitHub {
+    owner = "erpalma";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-4aDa6REDHO7gr1czIv6NlepeMVJI93agxJjE2vHiEmk=";
+  };
+
+  nativeBuildInputs = [ python3Packages.wrapPython ];
+
+  pythonPath = with python3Packages; [
+    configparser
+    dbus-python
+    pygobject3
+  ];
+
+  # The upstream unit both assumes the install location, and tries to run in a virtualenv
+  postPatch = ''sed -e 's|ExecStart=.*|ExecStart=${placeholder "out"}/bin/lenovo_fix.py|' -i systemd/lenovo_fix.service'';
+
+  installPhase = ''
+    runHook preInstall
+    install -D -m755 -t $out/bin lenovo_fix.py
+    install -D -t $out/bin lenovo_fix.py mmio.py
+    install -D -m644 -t $out/etc etc/*
+    install -D -m644 -t $out/lib/systemd/system systemd/*
+    runHook postInstall
+  '';
+
+  postFixup = "wrapPythonPrograms";
+
+  meta = with lib; {
+    description = "Fix for Intel CPU throttling issues";
+    homepage = "https://github.com/erpalma/throttled";
+    license = licenses.mit;
+    platforms = [ "x86_64-linux" ];
+    maintainers = with maintainers; [ michaelpj ];
+  };
+}