This is a note to let you know that I've just added the patch titled arm64: dts: rockchip: Disable display for NanoPi R2S to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm64-dts-rockchip-disable-display-for-nanopi-r2s.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 96466b15a192008c539f465a99ebd0d18855249d Author: Robin Murphy <robin.murphy@xxxxxxx> Date: Wed Jan 20 23:41:39 2021 +0000 arm64: dts: rockchip: Disable display for NanoPi R2S [ Upstream commit 74532de460ec664e5a725507d1b59aa9e4d40776 ] NanoPi R2S is headless, so rightly does not enable any of the display interface hardware, which currently provokes an obnoxious error in the boot log from the fake DRM device failing to find anything to bind to. It probably isn't *too* hard to obviate the fake device shenanigans entirely with a bit of driver reshuffling, but for now let's just disable it here to shut up the spurious error. Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx> Link: https://lore.kernel.org/r/c4553dfad1ad6792c4f22454c135ff55de77e2d6.1611186099.git.robin.murphy@xxxxxxx Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts index 2ee07d15a6e37..1eecad724f04c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts @@ -114,6 +114,10 @@ cpu-supply = <&vdd_arm>; }; +&display_subsystem { + status = "disabled"; +}; + &gmac2io { assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>; assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;