pi4 case maybe?

hosts/pi4/argononed.nix

@@ -0,0 +1,15 @@
+{ argononed, ...}:
+{
+  imports = [ "${argononed}/OS/nixos" ];
+
+  services.argonone = {
+    enable = true;
+    logLevel = 4;
+    settings = {
+      fanTemp0 = 36; fanSpeed0 = 10;
+      fanTemp1 = 41; fanSpeed1 = 50;
+      fanTemp2 = 46; fanSpeed2 = 80;
+      hysteresis = 4;
+    };
+  };
+}

hosts/pi4/boot.nix

@@ -11,6 +11,8 @@ in
     };
     plymouth.enable = true;
     kernelPackages = pkgs.linuxPackages_latest;
+    kernelModules = [ "i2c-dev" "i2c-bcm2835" ];
+    initrd.kernelModules = [  "i2c-dev" "i2c-bcm2835"  ];
   };
   environment.systemPackages = [ uefi_pi4 ];
 

hosts/pi4/configuration.nix

@@ -10,6 +10,7 @@ in
 {
   imports = [
     ./adguard.nix
+    ./argononed.nix
     ./boot.nix
     ./impermanence.nix
     ./networking.nix
@@ -18,10 +19,11 @@ in
     ../default.nix
   ];
   programs.zsh.enable = true;
+  hardware.i2c.enable = true;
 
   services = {
     hardware.argonone = {
-      enable = true;
+      enable = false;
       package = pkgs.argononed;
     };
     openssh = {
@@ -44,7 +46,6 @@ in
 
   environment = {
     systemPackages = with pkgs; [
-      argononed
       git
       libraspberrypi
       raspberrypi-eeprom

hosts/pi4/impermanence.nix

@@ -24,7 +24,6 @@
     ];
    files = [
      "/etc/machine-id"
-     #{ file = "/etc/nix/id_rsa"; parentDirectory = { mode = "u=rwx,g=,o="; }; }
    ];
   };
 

hosts/pi4/pi4-uefi.nix

@@ -18,7 +18,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "UEFI Firmware for Raspberry Pi 4";
     homepage = "https://github.com/pftf/RPi4";
-#    license = stdenv.lib.licenses.bsd2; # or appropriate license
     platforms = [ "aarch64-linux" ];
   };
 }

hosts/pi4/sops.nix

@@ -37,9 +37,25 @@ in
       };
       "ssh-keys-public/pi5" = {
         neededForUsers = true;
+        mode = "0600";
+        owner = config.users.users.root.name;
+        group = config.users.users.root.group;
+        restartUnits = [ "sshd.service" ];
+      };
+      "pi4/sys-public-key" = {
+        neededForUsers = true;
+        mode = "0600";
+        owner = config.users.users.root.name;
+        group = config.users.users.root.group;
+        restartUnits = [ "sshd.service" ];
+      };
+      "pi4/sys-priv-key" = {
+        neededForUsers = true;
+        mode = "0600";
+        owner = config.users.users.root.name;
+        group = config.users.users.root.group;
+        restartUnits = [ "sshd.service" ];
       };
-      "pi4/sys-public-key" = { };
-      "pi4/sys-priv-key" = { };
     };
   };
 }