feat: musicpi

nixos-modules/hardware/hifiberry-dac.nix

@@ -0,0 +1,53 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ragon.hardware.hifiberry-dac;
+in
+{
+  options.ragon.hardware.hifiberry-dac.enable = lib.mkEnableOption "Enables hifiberry dac";
+  config = lib.mkIf cfg.enable {
+    hardware.deviceTree = {
+      overlays = [
+        # Equivalent to: https://github.com/raspberrypi/linux/blob/rpi-5.10.y/arch/arm/boot/dts/overlays/hifiberry-dac-overlay.dts
+        {
+          name = "hifiberry-dac-overlay";
+          dtsText = ''
+            // Definitions for HiFiBerry DAC
+            /dts-v1/;
+            /plugin/;
+
+            / {
+              compatible = "brcm,bcm2835";
+
+              fragment@0 {
+                target = <&i2s>;
+                __overlay__ {
+                  status = "okay";
+                };
+              };
+
+              fragment@1 {
+                target-path = "/";
+                __overlay__ {
+                  pcm5102a-codec {
+                    #sound-dai-cells = <0>;
+                    compatible = "ti,pcm5102a";
+                    status = "okay";
+                  };
+                };
+              };
+
+              fragment@2 {
+                target = <&sound>;
+                __overlay__ {
+                  compatible = "hifiberry,hifiberry-dac";
+                  i2s-controller = <&i2s>;
+                  status = "okay";
+                };
+              };
+            };
+          '';
+        }
+      ];
+    };
+  };
+}

nixos-modules/hardware/rpi3.nix

@@ -1,36 +0,0 @@
-{ config, lib, pkgs, ... }:
-let
-  cfg = config.ragon.hardware.rpi3;
-in
-{
-  options.ragon.hardware.rpi3.enable = lib.mkEnableOption "Enables rpi3 quirks";
-  config = lib.mkIf cfg.enable {
-    boot.loader.raspberryPi = {
-      enable = true;
-      version = 3;
-    };
-    boot.extraModprobeConfig = ''
-      options cfg80211 ieee80211_regdom="DE"
-    '';
-    hardware.firmware = [ pkgs.wireless-regdb ];
-    #boot.kernelPackages = pkgs.linux_rpi3;
-    nixpkgs.overlays = [
-      (self: super: {
-        firmwareLinuxNonfree = super.firmwareLinuxNonfree.overrideAttrs (old: {
-          version = "2020-12-18";
-          src = pkgs.fetchgit {
-            url =
-              "https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git";
-            rev = "b79d2396bc630bfd9b4058459d3e82d7c3428599";
-            sha256 = "1rb5b3fzxk5bi6kfqp76q1qszivi0v1kdz1cwj2llp5sd9ns03b5";
-          };
-          outputHash = "1p7vn2hfwca6w69jhw5zq70w44ji8mdnibm1z959aalax6ndy146";
-        });
-      })
-    ];
-    networking.wireless.enable = true;
-    hardware.enableRedistributableFirmware = true;
-    networking.wireless.interfaces = [ "wlan0" ];
-
-  };
-}