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>

nixos/modules/services/misc/safeeyes.nix

@@ -0,0 +1,51 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.safeeyes;
+
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.safeeyes = {
+
+      enable = mkEnableOption "the safeeyes OSGi service";
+
+    };
+
+  };
+
+  ###### implementation
+
+  config = mkIf cfg.enable {
+
+    environment.systemPackages = [ pkgs.safeeyes ];
+
+    systemd.user.services.safeeyes = {
+      description = "Safeeyes";
+
+      wantedBy = [ "graphical-session.target" ];
+      partOf   = [ "graphical-session.target" ];
+
+      path = [ pkgs.alsa-utils ];
+
+      startLimitIntervalSec = 350;
+      startLimitBurst = 10;
+      serviceConfig = {
+        ExecStart = ''
+          ${pkgs.safeeyes}/bin/safeeyes
+        '';
+        Restart = "on-failure";
+        RestartSec = 3;
+      };
+    };
+
+  };
+}