Add Dell Precision 5520 (based on 5530)

dell/precision/5520/default.nix

@@ -0,0 +1,47 @@
+{ lib, config, ... }:
+
+{
+  imports = [
+    ../../../common/pc/laptop
+    ../../../common/pc/laptop/ssd
+    ../../../common/gpu/nvidia/maxwell
+    ../../../common/gpu/nvidia/prime.nix
+    ../../../common/cpu/intel/kaby-lake
+  ];
+
+  boot = {
+    kernelParams = [
+      # fix lspci hanging with nouveau
+      # source https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1803179/comments/149
+      "acpi_rev_override=1"
+      "acpi_osi=Linux"
+      "nouveau.modeset=0"
+      "pcie_aspm=force"
+      "drm.vblankoffdelay=1"
+      "nouveau.runpm=0"
+      "mem_sleep_default=deep"
+      # fix flicker
+      # source https://wiki.archlinux.org/index.php/Intel_graphics#Screen_flickering
+      "i915.enable_psr=0"
+      "nvidia_drm.modeset=1"
+    ];
+  };
+
+  hardware = {
+    nvidia = {
+      open = lib.mkDefault false;
+      nvidiaSettings = lib.mkDefault true;
+      modesetting.enable = lib.mkDefault true;
+      package = lib.mkDefault config.boot.kernelPackages.nvidiaPackages.stable;
+      prime = {
+        intelBusId = lib.mkDefault "PCI:0:2:0";
+        nvidiaBusId = lib.mkDefault "PCI:1:0:0";
+      };
+    };
+  };
+  # This will save you money and possibly your life!
+  services = {
+    fwupd.enable = lib.mkDefault true;
+    thermald.enable = lib.mkDefault true;
+  };
+}

flake.nix

@@ -81,6 +81,7 @@
         dell-poweredge-r7515 = import ./dell/poweredge/r7515;
         dell-precision-3541 = import ./dell/precision/3541;
         dell-precision-5490 = import ./dell/precision/5490;
+        dell-precision-5520 = import ./dell/precision/5520;
         dell-precision-5530 = import ./dell/precision/5530;
         dell-precision-5560 = import ./dell/precision/5560;
         dell-precision-7520 = import ./dell/precision/7520;