Add device tree filter for Pi 4 B

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/0b3d618173114c64ab666f557504d6982665d328' (2023-12-21)
  → 'github:NixOS/nixpkgs/d02d818f22c777aa4e854efc3242ec451e5d462a' (2023-12-25)

flake.lock

@@ -8,11 +8,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1703371241,
+        "lastModified": 1703433843,
-        "narHash": "sha256-f7ZcabJ5iAH2IRfVuI55xSPZ9TbegFzvFxoKtIPNEn8=",
+        "narHash": "sha256-nmtA4KqFboWxxoOAA6Y1okHbZh+HsXaMPFkYHsoDRDw=",
         "owner": "ryantm",
         "repo": "agenix",
-        "rev": "457669db4259ff69d1ac1183aaa6000420940c1f",
+        "rev": "417caa847f9383e111d1397039c9d4337d024bf0",
         "type": "github"
       },
       "original": {
@@ -139,11 +139,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1702453208,
+        "lastModified": 1703545041,
-        "narHash": "sha256-0wRi9SposfE2wHqjuKt8WO2izKB/ASDOV91URunIqgo=",
+        "narHash": "sha256-nvQA+k1rSszrf4kA4eK2i/SGbzoXyoKHzzyzq/Jca1w=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "7763c6fd1f299cb9361ff2abf755ed9619ef01d6",
+        "rev": "a15b6e525f5737a47b4ce28445c836996fb2ea8c",
         "type": "github"
       },
       "original": {
@@ -186,11 +186,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1703068421,
+        "lastModified": 1703467016,
-        "narHash": "sha256-WSw5Faqlw75McIflnl5v7qVD/B3S2sLh+968bpOGrWA=",
+        "narHash": "sha256-/5A/dNPhbQx/Oa2d+Get174eNI3LERQ7u6WTWOlR1eQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d65bceaee0fb1e64363f7871bc43dc1c6ecad99f",
+        "rev": "d02d818f22c777aa4e854efc3242ec451e5d462a",
         "type": "github"
       },
       "original": {
@@ -214,11 +214,11 @@
     "secrets": {
       "flake": false,
       "locked": {
-        "lastModified": 1703534108,
+        "lastModified": 1703545643,
-        "narHash": "sha256-e2M90djo2EpNe6PE9zHI7X3LBSpKjmt5ZRW01i0Q/4E=",
+        "narHash": "sha256-FS/acsRQ01Gj39P1t5CQ6cKOdwADmenk//vVmpA/EgU=",
         "ref": "refs/heads/master",
-        "rev": "4ec3e87d6a7b1f14d23c12c60cad62a6e43be4ca",
+        "rev": "ef1f91b155f3bdc4efb2824ad0c47b21b8b1bbfa",
-        "revCount": 6,
+        "revCount": 9,
         "type": "git",
         "url": "ssh://git@git.vimium.com/jordan/nix-secrets.git"
       },

hosts/odyssey/audio.nix

@@ -1,8 +1,11 @@
-{ config, pkgs, ... }:
+{ config, lib, pkgs, ... }:
 let
   snd-usb-audio-module = pkgs.callPackage ./snd-usb-audio.nix {
     kernel = config.boot.kernelPackages.kernel;
   };
+  patched = snd-usb-audio-module.overrideAttrs (prev: {
+    patches = [ ./0001-Update-device-ID-for-PreSonus-1824c.patch ];
+  });
   upmixConfig = ''
     stream.properties = {
       channelmix.upmix = true
@@ -10,10 +13,9 @@ let
     }
   '';
 in {
+  boot.kernelModules = [ "snd-usb-audio" ];
   boot.extraModulePackages = [
-    (snd-usb-audio-module.overrideAttrs (_: {
+    (patched)
-      patches = [ ./0001-Update-device-ID-for-PreSonus-1824c.patch ];
-    }))
   ];
 
   environment.etc = {

hosts/odyssey/hardware-configuration.nix

@@ -64,5 +64,9 @@
 
   networking.useDHCP = lib.mkDefault true;
 
+  environment.systemPackages = [
+    pkgs.apfs-fuse
+  ];
+
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
 }

hosts/pi/default.nix

@@ -17,8 +17,59 @@
     };
     deviceTree = {
       enable = true;
+      filter = "*rpi-4-*.dtb";
       overlays = [
-        { name = "hifiberry-digi-pro"; dtboFile = "${pkgs.device-tree_rpi.overlays}/hifiberry-digi-pro.dtbo"; }
+        {
+          # Adapted from: https://github.com/raspberrypi/linux/blob/rpi-6.1.y/arch/arm/boot/dts/overlays/hifiberry-digi-pro-overlay.dts
+          # changes:
+          # - modified top-level "compatible" field from bcm2835 to bcm2711
+          # - s/i2s_clk_consumer/i2s/ (name on bcm2711 platform)
+          name = "hifiberry-digi-pro";
+          dtsText = ''
+            /dts-v1/;
+            /plugin/;
+
+            / {
+                compatible = "brcm,bcm2711";
+
+                fragment@0 {
+                    target = <&i2s>;
+                    __overlay__ {
+                        status = "okay";
+                    };
+                };
+
+                fragment@1 {
+                    target = <&i2c1>;
+                    __overlay__ {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        status = "okay";
+
+                        wm8804@3b {
+                            #sound-dai-cells = <0>;
+                            compatible = "wlf,wm8804";
+                            reg = <0x3b>;
+                            PVDD-supply = <&vdd_3v3_reg>;
+                            DVDD-supply = <&vdd_3v3_reg>;
+                            status = "okay";
+                        };
+                    };
+                };
+
+                fragment@2 {
+                    target = <&sound>;
+                    __overlay__ {
+                        compatible = "hifiberry,hifiberry-digi";
+                        i2s-controller = <&i2s>;
+                        status = "okay";
+                        clock44-gpio = <&gpio 5 0>;
+                        clock48-gpio = <&gpio 6 0>;
+                    };
+                };
+            };
+          '';
+        }
       ];
     };
     firmware = with pkgs; [

modules/networking/wireless.nix

@@ -26,7 +26,7 @@ in {
       wireless = {
         enable = true;
         interfaces = cfg.interfaces;
-        environmentFile = config.age.secrets.passwords/networks.path;
+        environmentFile = config.age.secrets."passwords/networks".path;
         networks = {
           "Apollo 600 Mbps".psk = "@PSK_APOLLO@";
         };