arm64: dts: renesas: r8a77990: ebisu: Enable LVDS1 encoder

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@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
index fc3e3e2976475dce14308c1e05c22d4c3923798e..62004b609b15f18afe78f694839231ba504ebbcd 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
@@ -467,6 +467,13 @@ lvds0_out: endpoint {
 };
 
 &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>,
                 <&x13_clk>,
                 <&extal_clk>;