ARM: shmobile: lager: Enable DU device in DT

Specify the DU output topology, enable the DU device and configure the
related pins.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 3edd18ffe53e3c13820310f51109c12e45874cfd)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index fefb320..4bc89e6 100644 (file)
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -145,6 +145,56 @@
                states = <3300000 1
                          1800000 0>;
        };
+
+       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>;
+                               };
+                       };
+               };
+       };
+
+       vga {
+               compatible = "vga-connector";
+
+               port {
+                       vga_in: endpoint {
+                               remote-endpoint = <&adv7123_out>;
+                       };
+               };
+       };
+};
+
+&du {
+       pinctrl-0 = <&du_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+
+       ports {
+               port@0 {
+                       endpoint {
+                               remote-endpoint = <&adv7123_in>;
+                       };
+               };
+               port@2 {
+                       lvds_connector: endpoint {
+                       };
+               };
+       };
 };
 
 &extal_clk {
@@ -152,9 +202,6 @@
 };
 
 &pfc {
-       pinctrl-0 = <&du_pins>;
-       pinctrl-names = "default";
-
        du_pins: du {
                renesas,groups = "du_rgb666", "du_sync_1", "du_clk_out_0";
                renesas,function = "du";