ARM: shmobile: koelsch: add VIN1/ADV7180 DT support

Define the Koelsch board dependent part of the VIN1 device node. Add the device
node for Analog  Devices ADV7180  video decoder to  I2C2 bus. Add the necessary
subnodes to interconnect VIN1 and ADV7180 devices.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
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 23486c081a69891096cd08c157d8dfc7fd94384b..6be43da90526a0efa60a8c57df4ef76cb4e7a83d 100644 (file)
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -289,6 +289,11 @@
                renesas,groups = "usb1";
                renesas,function = "usb1";
        };
+
+       vin1_pins: vin1 {
+               renesas,groups = "vin1_data8", "vin1_clk";
+               renesas,function = "vin1";
+       };
 };
 
 &ether {
@@ -412,6 +417,19 @@
        status = "okay";
        clock-frequency = <400000>;
 
+       composite-in@20 {
+               compatible = "adi,adv7180";
+               reg = <0x20>;
+               remote = <&vin1>;
+
+               port {
+                       adv7180: endpoint {
+                               bus-width = <8>;
+                               remote-endpoint = <&vin1ep>;
+                       };
+               };
+       };
+
        eeprom@50 {
                compatible = "renesas,24c02";
                reg = <0x50>;
@@ -459,3 +477,20 @@
 &cpu0 {
        cpu0-supply = <&vdd_dvfs>;
 };
+
+/* composite video input */
+&vin1 {
+       status = "ok";
+       pinctrl-0 = <&vin1_pins>;
+       pinctrl-names = "default";
+
+       port {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               vin1ep: endpoint {
+                       remote-endpoint = <&adv7180>;
+                       bus-width = <8>;
+               };
+       };
+};