From 8c4205446ace4f14ec8725d11f46b570e9bc1fd3 Mon Sep 17 00:00:00 2001 From: Dave Stevenson Date: Fri, 23 Oct 2020 14:15:41 +0100 Subject: [PATCH] overlays: Add option to disable composite to vc4-kms-v3d Composite gets enabled automatically if HDMI isn't detected, which can cause some grief in X should it be not connected and touchscreens are in use. Signed-off-by: Dave Stevenson --- arch/arm/boot/dts/overlays/README | 2 ++ arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 1 + 2 files changed, 3 insertions(+) --- a/arch/arm/boot/dts/overlays/README +++ b/arch/arm/boot/dts/overlays/README @@ -2949,6 +2949,8 @@ Params: cma-512 CMA is 5 cma-default Use upstream's default value audio Enable or disable audio over HDMI (default "on") noaudio Disable all HDMI audio (default "off") + nocomposite Disable the composite video output (default + "off") Name: vc4-kms-v3d-pi4 --- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts +++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts @@ -118,5 +118,6 @@ __overrides__ { audio = <0>,"!13", <0>,"=14"; noaudio = <0>,"=13", <0>,"!14"; + nocomposite = <0>, "!11"; }; };