From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Sun, 30 Jul 2017 13:07:42 +0000 (+0200)
Subject: ARM: dts: koelsch: Add CEC clock for HDMI transmitter
X-Git-Tag: v4.14-rc1~66^2~16^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=02a5ab18d366223893d634b0992f6434300bee32;p=platform%2Fkernel%2Flinux-rpi.git

ARM: dts: koelsch: Add CEC clock for HDMI transmitter

The adv7511 on the Koelsch board has a 12 MHz fixed clock
for the CEC block. Specify this in the dts to enable CEC support.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---

diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index dc8ed02..0ce0b27 100644
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -642,11 +642,19 @@
 		};
 	};
 
+	cec_clock: cec-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <12000000>;
+	};
+
 	hdmi@39 {
 		compatible = "adi,adv7511w";
 		reg = <0x39>;
 		interrupt-parent = <&gpio3>;
 		interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&cec_clock>;
+		clock-names = "cec";
 
 		adi,input-depth = <8>;
 		adi,input-colorspace = "rgb";