nixos/hardware.deviceTree: new module

Add support for custom device-tree files, and applying overlays to them. This is useful for supporting non-discoverable hardware, such as sensors attached to GPIO pins on a Raspberry Pi.
2019-08-07 13:51:22 +01:00
parent 0a477846af
commit dd0a951279
6 changed files with 91 additions and 5 deletions
@@ -46,8 +46,8 @@ let

        ln -s ${kernelPath} $out/kernel
        ln -s ${config.system.modulesTree} $out/kernel-modules
-        ${optionalString (pkgs.stdenv.hostPlatform.platform.kernelDTB or false) ''
-          ln -s ${config.boot.kernelPackages.kernel}/dtbs $out/dtbs
+        ${optionalString (config.hardware.deviceTree.package != null) ''
+          ln -s ${config.hardware.deviceTree.package} $out/dtbs
        ''}

        echo -n "$kernelParams" > $out/kernel-params