arm64: dts: renesas: eagle: Enable HDMI output

Enable HDMI output on Renesas R-Car V3M Eagle board.

The HDMI output is enabled connecting the DU LVDS output to the
transparent LVDS converter THC63LVD1024, and successively routing its
RGB output to the ADV7511W HDMI encoder.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
[for THC63LVD1024: ]
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
index 3c5f598c9766303c43a0aeccc4ced795b6e19e1f..ebfbb51ab16887e0b1052981590a46dd0a635fee 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
@@ -31,6 +31,51 @@
                /* first 128MB is reserved for secure area. */
                reg = <0x0 0x48000000 0x0 0x38000000>;
        };
+
+       hdmi-out {
+               compatible = "hdmi-connector";
+               type = "a";
+
+               port {
+                       hdmi_con_out: endpoint {
+                               remote-endpoint = <&adv7511_out>;
+                       };
+               };
+       };
+
+       d3p3: regulator-fixed {
+               compatible = "regulator-fixed";
+               regulator-name = "fixed-3.3V";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-boot-on;
+               regulator-always-on;
+       };
+
+       lvds-decoder {
+               compatible = "thine,thc63lvd1024";
+
+               vcc-supply = <&d3p3>;
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               thc63lvd1024_in: endpoint {
+                                       remote-endpoint = <&lvds0_out>;
+                               };
+                       };
+
+                       port@2 {
+                               reg = <2>;
+                               thc63lvd1024_out: endpoint {
+                                       remote-endpoint = <&adv7511_in>;
+                               };
+                       };
+               };
+       };
 };
 
 &avb {
@@ -68,6 +113,38 @@
                gpio-controller;
                #gpio-cells = <2>;
        };
+
+       hdmi@39 {
+               compatible = "adi,adv7511w";
+               reg = <0x39>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
+
+               adi,input-depth = <8>;
+               adi,input-colorspace = "rgb";
+               adi,input-clock = "1x";
+               adi,input-style = <1>;
+               adi,input-justification = "evenly";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               adv7511_in: endpoint {
+                                       remote-endpoint = <&thc63lvd1024_out>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+                               adv7511_out: endpoint {
+                                       remote-endpoint = <&hdmi_con_out>;
+                               };
+                       };
+               };
+       };
 };
 
 &pfc {
@@ -93,3 +170,19 @@
 
        status = "okay";
 };
+
+&du {
+       status = "okay";
+};
+
+&lvds0 {
+       status = "okay";
+
+       ports {
+               port@1 {
+                       lvds0_out: endpoint {
+                               remote-endpoint = <&thc63lvd1024_in>;
+                       };
+               };
+       };
+};