fix: use nixos-uconsole module with its own nixpkgs

- nixos-uconsole manages its own nixpkgs input
- Uses nixos-uconsole.lib.nixosSystem for proper module support
- Restores uconsole.* options in configuration.nix
- Includes nixos-hardware.raspberry-pi-5 module

flake.nix

@@ -12,18 +12,15 @@
       url = "git+https://git.lix.systems/lix-project/lix?ref=main";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-    # uConsole CM5 hardware support (uses compatible nixpkgs for module)
-    nixpkgs-uconsole.url = "github:nixos/nixpkgs/89dbf01";  # 2025-12-29, matches nixos-uconsole
-    nixos-uconsole = {
-      url = "github:nixos-uconsole/nixos-uconsole";
-      inputs.nixpkgs.follows = "nixpkgs-uconsole";
-    };
+    # uConsole CM5 hardware support
+    nixos-uconsole.url = "github:nixos-uconsole/nixos-uconsole";
+    # Note: nixos-uconsole manages its own nixpkgs input internally
     # Raspberry Pi 5 hardware support
     nixos-hardware.url = "github:nixos/nixos-hardware/master";
     self.submodules = true;
   };
 
-  outputs = { self, nixpkgs, nixpkgs-uconsole, agenix, lix, nixos-uconsole, nixos-hardware, ... }@inputs:
+  outputs = { self, nixpkgs, agenix, lix, nixos-uconsole, nixos-hardware, ... }@inputs:
     let
       system = "x86_64-linux";
       keys = import ./lib/keys.nix;
@@ -88,24 +85,16 @@
             ];
           };
 
-          uConsole = nixpkgs-uconsole.lib.nixosSystem {
+          uConsole = nixos-uconsole.lib.nixosSystem {
+            system = "aarch64-linux";
             specialArgs = { inherit self keys paths inputs; };
             modules = [
               {
-                nixpkgs.overlays = overlays;
                 nixpkgs.config.allowUnfree = true;
-                nixpkgs.hostPlatform = "aarch64-linux";
                 nix.package = lix.packages."aarch64-linux".default;
-                
-                # Manual uConsole CM5 hardware setup (module has compatibility issues)
-                # Display: 720x1280 landscape, panel on right
-                boot.kernelParams = [
-                  "video=DSI-1:720x1280M@60D,panel_orientation=right_side_up"
-                  "console=tty1"
-                ];
-                hardware.enableRedistributableFirmware = true;
-                hardware.graphics.enable = true;
               }
+              nixos-uconsole.nixosModules.uconsole-cm5
+              nixos-hardware.nixosModules.raspberry-pi-5
               ./hosts/uconsole/configuration.nix
               ./hosts/uconsole/hardware-configuration.nix
             ];

hosts/uconsole/configuration.nix

@@ -2,8 +2,20 @@
 
 {
   # --- CORE HARDWARE (CM5 / RPi5) ---
-  # Manual hardware config in flake.nix (nixos-uconsole module has compatibility issues)
-  # Display and firmware configured in flake.nix modules array
+  # nixos-uconsole.nixosModules.uconsole-cm5 imported in flake.nix
+
+  uconsole = {
+    enable = true;
+    variant = "cm5"; # Hardware target: CM5/RPi5
+    # Fixes the landscape orientation at boot
+    videoMode = "720x1280M@60D,panel_orientation=right_side_up";
+  };
+
+  # Firmware for Wi-Fi and Bluetooth
+  hardware.enableRedistributableFirmware = true;
+  
+  # Enable GPU acceleration (VideoCore VII)
+  hardware.graphics.enable = true;
 
   # --- BASIC HOST INFO ---
   networking.hostName = "uConsole";