Define the Wheat board dependent part of the DU device node.
Add the device nodes for the Analog Devices ADV7513 HDMI transmitters
connected to DU0/1. Add the necessary subnodes to interconnect DU with
HDMI transmitters/connectors.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
---
The patch is against the 'renesas-devel-20160919-v4.8-rc7' of Simon Horman's
'renesas.git' repo...
The patch depends on the 2 DRM patches (already merged by the maintainers) in
order to work correctly.
Changes in version 2:
- refreshed the patch.
arch/arm/boot/dts/r8a7792-wheat.dts | 126 ++++++++++++++++++++++++++++++++++++
1 file changed, 126 insertions(+)
Index: renesas/arch/arm/boot/dts/r8a7792-wheat.dts
===================================================================
--- renesas.orig/arch/arm/boot/dts/r8a7792-wheat.dts
+++ renesas/arch/arm/boot/dts/r8a7792-wheat.dts
@@ -86,6 +86,34 @@
gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ hdmi-out0 {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_con0: endpoint {
+ remote-endpoint = <&adv7513_0_out>;
+ };
+ };
+ };
+
+ hdmi-out1 {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_con1: endpoint {
+ remote-endpoint = <&adv7513_1_out>;
+ };
+ };
+ };
+
+ osc2_clk: osc2 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <74250000>;
+ };
};
&extal_clk {
@@ -128,6 +156,16 @@
groups = "qspi_ctrl", "qspi_data4";
function = "qspi";
};
+
+ 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 {
@@ -196,4 +234,92 @@
};
};
};
+};
+
+&i2c4 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ hdmi@3d {
+ compatible = "adi,adv7513";
+ reg = <0x3d>;
+
+ 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>;
+ adv7513_0_in: endpoint {
+ remote-endpoint = <&du_out_rgb0>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ adv7513_0_out: endpoint {
+ remote-endpoint = <&hdmi_con0>;
+ };
+ };
+ };
+ };
+
+ hdmi@39 {
+ compatible = "adi,adv7513";
+ reg = <0x39>;
+
+ 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>;
+ adv7513_1_in: endpoint {
+ remote-endpoint = <&du_out_rgb1>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ adv7513_1_out: endpoint {
+ remote-endpoint = <&hdmi_con1>;
+ };
+ };
+ };
+ };
+};
+
+&du {
+ pinctrl-0 = <&du0_pins &du1_pins>;
+ pinctrl-names = "default";
+
+ clocks = <&mstp7_clks R8A7792_CLK_DU0>, <&mstp7_clks R8A7792_CLK_DU1>,
+ <&osc2_clk>;
+ clock-names = "du.0", "du.1", "dclkin.0";
+ status = "okay";
+
+ ports {
+ port@0 {
+ endpoint {
+ remote-endpoint = <&adv7513_0_in>;
+ };
+ };
+ port@1 {
+ endpoint {
+ remote-endpoint = <&adv7513_1_in>;
+ };
+ };
+ };
};
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