ARM: dts: blanche: add DU support

Define  the  Blanche board dependent part of the DU device node.
Add the device nodes for the  Analog Devices ADV7511W  HDMI transmitter
(connected to DU0) and ADV7123 video DAC (connected to DU1).  Add the
necessary subnodes to interconnect DU, HDMI/VDAC devices, and HDMI/VGA
connectors.

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/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts
index 436d44ea3c1286db78b588ca3618822c4e3af82c..3c6f42b9fe9f0ea98e3a0e24ade6e5df352ee409 100644 (file)
--- a/arch/arm/boot/dts/r8a7792-blanche.dts
+++ b/arch/arm/boot/dts/r8a7792-blanche.dts
@@ -57,6 +57,61 @@
                pinctrl-names = "default";
        };
 
+       vga-encoder {
+               compatible = "adi,adv7123";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               adv7123_in: endpoint {
+                                       remote-endpoint = <&du_out_rgb1>;
+                               };
+                       };
+                       port@1 {
+                               reg = <1>;
+                               adv7123_out: endpoint {
+                                       remote-endpoint = <&vga_in>;
+                               };
+                       };
+               };
+       };
+
+       hdmi-out {
+               compatible = "hdmi-connector";
+               type = "a";
+
+               port {
+                       hdmi_con: endpoint {
+                               remote-endpoint = <&adv7511_out>;
+                       };
+               };
+       };
+
+       vga {
+               compatible = "vga-connector";
+
+               port {
+                       vga_in: endpoint {
+                               remote-endpoint = <&adv7123_out>;
+                       };
+               };
+       };
+
+       x1_clk: x1 {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <74250000>;
+       };
+
+       x2_clk: x2 {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <65000000>;
+       };
+
        keyboard {
                compatible = "gpio-keys";
 
@@ -155,6 +210,16 @@
                groups = "sdhi0_data4", "sdhi0_ctrl";
                function = "sdhi0";
        };
+
+       du0_pins: du0 {
+               groups = "du0_rgb888", "du0_sync", "du0_disp";
+               function = "du0";
+       };
+
+       du1_pins: du1 {
+               groups = "du1_rgb666", "du1_sync", "du1_disp";
+               function = "du1";
+       };
 };
 
 &scif0 {
@@ -186,3 +251,63 @@
        cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
        status = "okay";
 };
+
+&i2c1 {
+       status = "okay";
+       clock-frequency = <400000>;
+
+       hdmi@39 {
+               compatible = "adi,adv7511w";
+               reg = <0x39>;
+               interrupt-parent = <&irqc>;
+               interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+
+               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 = <&du_out_rgb0>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+                               adv7511_out: endpoint {
+                                       remote-endpoint = <&hdmi_con>;
+                               };
+                       };
+               };
+       };
+};
+
+&du {
+       pinctrl-0 = <&du0_pins &du1_pins>;
+       pinctrl-names = "default";
+
+       clocks = <&mstp7_clks R8A7792_CLK_DU0>, <&mstp7_clks R8A7792_CLK_DU1>,
+                <&x1_clk>, <&x2_clk>;
+       clock-names = "du.0", "du.1", "dclkin.0", "dclkin.1";
+       status = "okay";
+
+       ports {
+               port@0 {
+                       endpoint {
+                               remote-endpoint = <&adv7511_in>;
+                       };
+               };
+               port@1 {
+                       endpoint {
+                               remote-endpoint = <&adv7123_in>;
+                       };
+               };
+       };
+};