From a4f48912369cf0225940c7bd2610718e882cdf8d Mon Sep 17 00:00:00 2001
From: Hermes <hermes@lazyworkhorse.net>
Date: Sat, 13 Jun 2026 17:12:51 -0400
Subject: [PATCH] try: no-burst-no-sync-pulse (VIDEO only)

---
 flake.nix                                             |  6 +++---
 patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch | 11 +++++++++++
 2 files changed, 14 insertions(+), 3 deletions(-)
 create mode 100644 patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch

diff --git a/flake.nix b/flake.nix
index 1c2c3f5..ee7fce7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -100,11 +100,11 @@
               nixpkgs.config.allowUnfree = true;
               boot.loader.raspberry-pi.bootloader = "kernel";
             }
-            # Kernel patch: BURST-only (remove SYNC_PULSE)
+            # Kernel patch: VIDEO only (no BURST, no SYNC_PULSE)
             ({ lib, ... }: {
               boot.kernelPatches = [{
-                name = "panel-cwu50-remove-sync-pulse";
-                patch = ./patches/0008-panel-cwu50-remove-sync-pulse.patch;
+                name = "panel-cwu50-no-burst-no-sync-pulse";
+                patch = ./patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch;
               }];
             })
             nixos-raspberrypi.nixosModules.nixpkgs-rpi
diff --git a/patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch b/patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch
new file mode 100644
index 0000000..3fd90a1
--- /dev/null
+++ b/patches/0008-panel-cwu50-no-burst-no-sync-pulse.patch
@@ -0,0 +1,11 @@
+--- a/drivers/gpu/drm/panel/panel-cwu50.c
++++ b/drivers/gpu/drm/panel/panel-cwu50.c
+@@ -622,7 +622,7 @@ static int cwu50_probe(struct mipi_dsi_device *dsi)
+ 
+ 	dsi->lanes = 4;
+ 	dsi->format = MIPI_DSI_FMT_RGB888;
+-	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_VIDEO_SYNC_PULSE;
++	dsi->mode_flags = MIPI_DSI_MODE_VIDEO;
+ 
+ 	ctx->id_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_IN);
+ 	if (IS_ERR(ctx->id_gpio)) {