diff --git a/flake.lock b/flake.lock
index 774bc8d..8e996ed 100644
--- a/flake.lock
+++ b/flake.lock
@@ -14,19 +14,54 @@
         "type": "indirect"
       }
     },
-    "nixpkgs": {
+    "nixos-hardware_2": {
       "locked": {
-        "lastModified": 1695825837,
-        "narHash": "sha256-4Ne11kNRnQsmSJCRSSNkFRSnHC4Y5gPDBIQGjjPfJiU=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "5cfafa12d57374f48bcc36fda3274ada276cf69e",
+        "lastModified": 1693718952,
+        "narHash": "sha256-+nGdJlgTk0MPN7NygopipmyylVuAVi7OItIwTlwtGnw=",
+        "owner": "nixos",
+        "repo": "nixos-hardware",
+        "rev": "793de77d9f83418b428e8ba70d1e42c6507d0d35",
         "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-23.05",
-        "type": "indirect"
+        "owner": "nixos",
+        "repo": "nixos-hardware",
+        "type": "github"
+      }
+    },
+    "nixos-raspberrypi": {
+      "inputs": {
+        "nixos-hardware": "nixos-hardware_2",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1694008706,
+        "narHash": "sha256-meTmBKNRCx1NO2u8wfQKdsiom4uZ6laWs4WuMXqUCEk=",
+        "owner": "ramblurr",
+        "repo": "nixos-raspberrypi",
+        "rev": "fc75d0b1d67afab2a7275bc131c10b5bf1f48bf6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ramblurr",
+        "repo": "nixos-raspberrypi",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1696019113,
+        "narHash": "sha256-X3+DKYWJm93DRSdC5M6K5hLqzSya9BjibtBsuARoPco=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "f5892ddac112a1e9b3612c39af1b72987ee5783a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "nixpkgs-unstable": {
@@ -44,10 +79,26 @@
         "type": "indirect"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1695825837,
+        "narHash": "sha256-4Ne11kNRnQsmSJCRSSNkFRSnHC4Y5gPDBIQGjjPfJiU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "5cfafa12d57374f48bcc36fda3274ada276cf69e",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-23.05",
+        "type": "indirect"
+      }
+    },
     "root": {
       "inputs": {
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs",
+        "nixos-raspberrypi": "nixos-raspberrypi",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-unstable": "nixpkgs-unstable"
       }
     }
diff --git a/flake.nix b/flake.nix
index 85efc8a..20a4aaa 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,9 +5,11 @@
     nixpkgs.url = "nixpkgs/nixos-23.05";
     nixpkgs-unstable.url = "nixpkgs/nixos-unstable";
     nixos-hardware.url = "nixos-hardware";
+    nixos-raspberrypi.url = "github:ramblurr/nixos-raspberrypi";
+    # nixos-raspberrypi.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = { nixpkgs, nixos-hardware, nixpkgs-unstable, ... }:
+  outputs = { nixpkgs, nixos-hardware, nixpkgs-unstable, nixos-raspberrypi, ... }:
     let
       overlay-unstable = final: prev: {
         unstable = import nixpkgs-unstable {
@@ -24,6 +26,7 @@
       };
       nixosSystem = (systemModules: nixpkgs.lib.nixosSystem { modules = systemModules; });
       nixos-hw = nixos-hardware.nixosModules;
+      nixos-rpi = nixos-raspberrypi.nixosModules;
     in
     {
       nixosConfigurations = {
@@ -52,6 +55,7 @@
         NObangers = nixosSystem [
           # ({ config, pkgs, ... }: { nixpkgs.overlays = [ overlay-unstable-arm ]; })
           nixos-hw.raspberry-pi-4
+          nixos-rpi.hardware
           ./systems/BASED.nix
           ./systems/NObangers.nix
           ./users/pi.nix
diff --git a/systems/NObangers.nix b/systems/NObangers.nix
index b2a146a..5628c1c 100644
--- a/systems/NObangers.nix
+++ b/systems/NObangers.nix
@@ -8,7 +8,7 @@
     device = "/dev/disk/by-label/NIXOS_SD";
     fsType = "ext4";
     options = [ "noatime" ];
-    autoResize = true;
+    # autoResize = true;
   };
   programs.partition-manager.enable = false;
 
@@ -16,8 +16,8 @@
   services.btrfs.autoScrub.enable = false;
 
   boot = {
-    # initrd.availableKernelModules = [ "xhci_pci" "usbhid" "usb_storage" ];
-    initrd.availableKernelModules = [ "xhci_pci" ];
+    initrd.availableKernelModules = [ "xhci_pci" "usbhid" "usb_storage" "vc4" "pcie_brcmstb" "reset-raspberrypi" ];
+    # initrd.availableKernelModules = [ "xhci_pci" ];
     kernelParams = [
       "8250.nr_uarts=1"
       "cma=128M"
@@ -45,80 +45,11 @@
     };
     deviceTree = {
       enable = true;
-      # filter = "bcm2711-rpi-4-*.dtb";
     };
   };
 
-  hardware.deviceTree.overlays = [{
-    name = "hifiberry-dacplusadc";
-    dtsText = ''
-      // Definitions for HiFiBerry DAC+
-      /dts-v1/;
-      /plugin/;
-
-      / {
-        compatible = "brcm,bcm2711";
-
-        fragment@0 {
-          target-path = "/";
-          __overlay__ {
-            dacpro_osc: dacpro_osc {
-              compatible = "hifiberry,dacpro-clk";
-              #clock-cells = <0>;
-            };
-          };
-        };
-
-        fragment@1 {
-          target = <&i2s>;
-          __overlay__ {
-            status = "okay";
-          };
-        };
-
-        fragment@2 {
-          target = <&i2c1>;
-          __overlay__ {
-            #address-cells = <1>;
-            #size-cells = <0>;
-            status = "okay";
-
-            pcm5122@4d {
-              #sound-dai-cells = <0>;
-              compatible = "ti,pcm5122";
-              reg = <0x4d>;
-              clocks = <&dacpro_osc>;
-              AVDD-supply = <&vdd_3v3_reg>;
-              DVDD-supply = <&vdd_3v3_reg>;
-              CPVDD-supply = <&vdd_3v3_reg>;
-              status = "okay";
-            };
-            hpamp: hpamp@60 {
-              compatible = "ti,tpa6130a2";
-              reg = <0x60>;
-              status = "disabled";
-            };
-          };
-        };
-
-        fragment@3 {
-          target = <&sound>;
-          hifiberry_dacplus: __overlay__ {
-            compatible = "hifiberry,hifiberry-dacplus";
-            i2s-controller = <&i2s>;
-            status = "okay";
-          };
-        };
-
-        __overrides__ {
-          24db_digital_gain =
-            <&hifiberry_dacplus>,"hifiberry,24db_digital_gain?";
-          slave = <&hifiberry_dacplus>,"hifiberry-dacplus,slave?";
-          leds_off = <&hifiberry_dacplus>,"hifiberry-dacplus,leds_off?";
-        };
-      };
-    '';
-  }];
+  raspberry-pi.hardware.platform.type = "rpi4";
+  raspberry-pi.hardware.hifiberry-dacplus.enable = true;
 
   nixpkgs.hostPlatform = "aarch64-linux";
   system.stateVersion = "23.11";
diff --git a/users/tao.nix b/users/tao.nix
index 35428d9..a7c77e9 100644
--- a/users/tao.nix
+++ b/users/tao.nix
@@ -42,6 +42,7 @@
     zathura
     zoom-us
     zoxide
+    onefetch
   ];
   environment.shells = with pkgs; [ unstable.nushell ];