From bd6832c8d7b6ca86907fffcb58852ea721a5888d Mon Sep 17 00:00:00 2001
From: Rudolf Tucek <tucek.rudolf@gmail.com>
Date: Sun, 9 Aug 2026 01:54:49 +0200
Subject: [PATCH 1/2] driver: test conditional loading of YT6801 kernel module

Testing the flake PR fork rtucek/nixos-hardware#1.

As we're currently using `linuxPackages_latest` with Linux v7.1.7, the YT6801 kernel module shall no
longer be loaded.
---
 flake.lock | 11 ++++++-----
 flake.nix  |  2 +-
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/flake.lock b/flake.lock
index 047ab02..33508da 100644
--- a/flake.lock
+++ b/flake.lock
@@ -88,15 +88,16 @@
         ]
       },
       "locked": {
-        "lastModified": 1785232496,
-        "narHash": "sha256-65EQYIRRpTdpH8lUiB6Mvo5uBkG60aBIzAJuALfx+O0=",
-        "owner": "NixOS",
+        "lastModified": 1786231825,
+        "narHash": "sha256-dkRvsXJkQS1uHAGpr6L0wNr/bNnwu5M62dt3dQlYI4s=",
+        "owner": "rtucek",
         "repo": "nixos-hardware",
-        "rev": "2e790b0a6be8ec2b76174ac0931b8ff11919ec98",
+        "rev": "a77eb1da4078c414485db27161ba4b79f10bd17c",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
+        "owner": "rtucek",
+        "ref": "gate-yt6801-for-older-kernels",
         "repo": "nixos-hardware",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 323dbb4..ac5f42b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-26.05";
 
     nixos-hardware = {
-      url = "github:NixOS/nixos-hardware";
+      url = "github:rtucek/nixos-hardware/gate-yt6801-for-older-kernels";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 

From 3ffa569d706431a0224b951528aa872bde810f2b Mon Sep 17 00:00:00 2001
From: Rudolf Tucek <tucek.rudolf@gmail.com>
Date: Sun, 9 Aug 2026 02:08:47 +0200
Subject: [PATCH 2/2] Test with v6.18 kernel

With this kernel, YT6801 must be loaded.
---
 system/core/boot.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/core/boot.nix b/system/core/boot.nix
index de04057..7fe49bf 100644
--- a/system/core/boot.nix
+++ b/system/core/boot.nix
@@ -11,7 +11,7 @@
     };
 
     # Default to latest and greatest kernel by default.
-    kernelPackages = pkgs.linuxPackages_latest;
+    kernelPackages = pkgs.linuxPackages;
 
     # Typical kernel parameters, which we'd usually pass via GRUB's
     # `GRUB_CMDLINE_LINUX_DEFAULT`.