raspberry-pi/3: load usbhid and usb_storage

Author: SuperSandro2000

raspberry-pi/3/default.nix

@@ -5,7 +5,13 @@
 }:
 
 {
-  boot.kernelPackages = lib.mkDefault pkgs.linuxKernel.packages.linux_rpi3;
+  boot = {
+    kernelPackages = lib.mkDefault pkgs.linuxKernel.packages.linux_rpi3;
+    initrd.availableKernelModules = [
+      "usbhid"
+      "usb_storage"
+    ];
+  };
 
   # fix the following error :
   # modprobe: FATAL: Module ahci not found in directory