From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Date: Tue, 22 Jan 2019 22:54:05 +0000 (+0200)
Subject: arm64: dts: renesas: r8a77995: draak: Enable LVDS1 encoder
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9a0ff5c727b60a3afefc71407612e515f7a51ef3;p=linux.git

arm64: dts: renesas: r8a77995: draak: 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/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
index db2bed1751b8d..244b0dda03edf 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>;