From: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> The LVDS1 encoder must supply a pixel clock to the DU for the DPAD output when the LVDS0 encoder is used. Enable it despite its output not being connected. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> --- arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts index db2bed1751b8..244b0dda03ed 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts @@ -356,6 +356,13 @@ }; &lvds1 { + /* + * Even though the LVDS1 output is not connected, the encoder must be + * enabled to supply a pixel clock to the DU for the DPAD output when + * LVDS0 is in use. + */ + status = "okay"; + clocks = <&cpg CPG_MOD 727>, <&x12_clk>, <&extal_clk>; -- 2.11.0