From d537543b3948bc3bc9dede248fa455493e055457 Mon Sep 17 00:00:00 2001
From: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Date: Wed, 18 Nov 2015 13:51:07 +0100
Subject: [PATCH] ARM: shmobile: alt: add VIN0, ADV7180 DT support

Adds the device board-dependent part of the VIN0 device and its ADV7180
video decoder on I2C1, and the interconnection between them.

Based on silk patch by Sergei Shtylyov.

Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm/boot/dts/r8a7794-alt.dts | 34 +++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7794-alt.dts b/arch/arm/boot/dts/r8a7794-alt.dts
index 88ed017495e9..fd1cfcdd65ef 100644
--- a/arch/arm/boot/dts/r8a7794-alt.dts
+++ b/arch/arm/boot/dts/r8a7794-alt.dts
@@ -120,6 +120,11 @@ i2c1_pins: i2c1 {
 		renesas,groups = "i2c1";
 		renesas,function = "i2c1";
 	};
+
+	vin0_pins: vin0 {
+		renesas,groups = "vin0_data8", "vin0_clk";
+		renesas,function = "vin0";
+	};
 };
 
 &cmt0 {
@@ -145,6 +150,35 @@ &i2c1 {
 
 	status = "okay";
 	clock-frequency = <400000>;
+
+	composite-in@20 {
+		compatible = "adi,adv7180";
+		reg = <0x20>;
+		remote = <&vin0>;
+
+		port {
+			adv7180: endpoint {
+				bus-width = <8>;
+				remote-endpoint = <&vin0ep>;
+			};
+		};
+	};
+};
+
+&vin0 {
+	status = "okay";
+	pinctrl-0 = <&vin0_pins>;
+	pinctrl-names = "default";
+
+	port {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		vin0ep: endpoint {
+			remote-endpoint = <&adv7180>;
+			bus-width = <8>;
+		};
+	};
 };
 
 &scif2 {