Extract AMD-GPU from Nvidia, to make it easier to choose either

lenovo/yoga/7/14ARH7/amdgpu/default.nix

@@ -0,0 +1,23 @@
+# Including this file will enable the AMD-GPU driver
+
+{ lib, pkgs, ... }:
+
+let
+  inherit (lib) mkDefault;
+
+in {
+  imports = [
+    ../shared.nix
+  ];
+
+  # AMD RX680
+  services.xserver.videoDrivers = mkDefault [ "amdgpu" ];
+
+  hardware = {
+    amdgpu.loadInInitrd = true;
+    opengl.extraPackages = with pkgs; [
+      vaapiVdpau
+      libvdpau-va-gl
+    ];
+  };
+}