arm64: dts: renesas: draak: Enable DU

Enable the DU, providing only the VGA output for now.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@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 7ea6709..34c7f58 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
@@ -27,6 +27,38 @@
                stdout-path = "serial0:115200n8";
        };
 
+       vga {
+               compatible = "vga-connector";
+
+               port {
+                       vga_in: endpoint {
+                               remote-endpoint = <&adv7123_out>;
+                       };
+               };
+       };
+
+       vga-encoder {
+               compatible = "adi,adv7123";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               adv7123_in: endpoint {
+                                       remote-endpoint = <&du_out_rgb>;
+                               };
+                       };
+                       port@1 {
+                               reg = <1>;
+                               adv7123_out: endpoint {
+                                       remote-endpoint = <&vga_in>;
+                               };
+                       };
+               };
+       };
+
        memory@48000000 {
                device_type = "memory";
                /* first 128MB is reserved for secure area. */
@@ -64,6 +96,11 @@
                };
        };
 
+       du_pins: du {
+               groups = "du_rgb888", "du_sync", "du_disp", "du_clk_out_0";
+               function = "du";
+       };
+
        i2c0_pins: i2c0 {
                groups = "i2c0";
                function = "i2c0";
@@ -125,6 +162,20 @@
        status = "okay";
 };
 
+&du {
+       pinctrl-0 = <&du_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+
+       ports {
+               port@0 {
+                       endpoint {
+                               remote-endpoint = <&adv7123_in>;
+                       };
+               };
+       };
+};
+
 &ehci0 {
        status = "okay";
 };