ARM: shmobile: marzen: 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 a7aee3ac437be568e6285c10d765ec074fa19587)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7779-marzen.dts b/arch/arm/boot/dts/r8a7779-marzen.dts
index 9e1b859..e83d40e 100644 (file)
--- a/arch/arm/boot/dts/r8a7779-marzen.dts
+++ b/arch/arm/boot/dts/r8a7779-marzen.dts
@@ -69,6 +69,78 @@
                        gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>;
                };
        };
+
+       vga-encoder {
+               compatible = "adi,adv7123";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               vga_enc_in: endpoint {
+                                       remote-endpoint = <&du_out_rgb0>;
+                               };
+                       };
+                       port@1 {
+                               reg = <1>;
+                               vga_enc_out: endpoint {
+                                       remote-endpoint = <&vga_in>;
+                               };
+                       };
+               };
+       };
+
+       vga {
+               compatible = "vga-connector";
+
+               port {
+                       vga_in: endpoint {
+                               remote-endpoint = <&vga_enc_out>;
+                       };
+               };
+       };
+
+       lvds-encoder {
+               compatible = "thine,thc63lvdm83d";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               lvds_enc_in: endpoint {
+                                       remote-endpoint = <&du_out_rgb1>;
+                               };
+                       };
+                       port@1 {
+                               reg = <1>;
+                               lvds_connector: endpoint {
+                               };
+                       };
+               };
+       };
+};
+
+&du {
+       pinctrl-0 = <&du_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+
+       ports {
+               port@0 {
+                       endpoint {
+                               remote-endpoint = <&vga_enc_in>;
+                       };
+               };
+               port@1 {
+                       endpoint {
+                               remote-endpoint = <&lvds_enc_in>;
+                       };
+               };
+       };
 };
 
 &irqpin0 {
@@ -84,6 +156,17 @@
 };
 
 &pfc {
+       du_pins: du {
+               du0 {
+                       renesas,groups = "du0_rgb888", "du0_sync_1", "du0_clk_out_0";
+                       renesas,function = "du0";
+               };
+               du1 {
+                       renesas,groups = "du1_rgb666", "du1_sync_1", "du1_clk_out";
+                       renesas,function = "du1";
+               };
+       };
+
        lan0_pins: lan0 {
                intc {
                        renesas,groups = "intc_irq1_b";