[PATCH v3 7/9] MIPS: DTS: CI20: add HDMI setup
From: H. Nikolaus Schaller
Date: Sun Aug 08 2021 - 01:11:28 EST
From: Paul Boddie <paul@xxxxxxxxxxxxx>
We need to hook up
* HDMI power regulator
* HDMI connector
* DDC pinmux
* HDMI and LCD endpoint connections
Signed-off-by: Paul Boddie <paul@xxxxxxxxxxxxx>
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
arch/mips/boot/dts/ingenic/ci20.dts | 64 +++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index a688809beebca..9e87b1169dbdc 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -78,6 +78,28 @@ eth0_power: fixedregulator@0 {
enable-active-high;
};
+ hdmi_power: fixedregulator@2 {
+ compatible = "regulator-fixed";
+ regulator-name = "hdmi_power";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpa 25 GPIO_ACTIVE_LOW>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
+ hdmi_out: connector {
+ compatible = "hdmi-connector";
+ label = "HDMI OUT";
+ type = "a";
+
+ port {
+ hdmi_con: endpoint {
+ remote-endpoint = <&dw_hdmi_out>;
+ };
+ };
+ };
+
ir: ir {
compatible = "gpio-ir-receiver";
gpios = <&gpe 3 GPIO_ACTIVE_LOW>;
@@ -506,6 +528,12 @@ pins_i2c4: i2c4 {
bias-disable;
};
+ pins_hdmi_ddc: hdmi_ddc {
+ function = "hdmi-ddc";
+ groups = "hdmi-ddc";
+ bias-disable;
+ };
+
pins_nemc: nemc {
function = "nemc";
groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
@@ -536,3 +564,39 @@ pins_mmc1: mmc1 {
bias-disable;
};
};
+
+&hdmi {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pins_hdmi_ddc>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dw_hdmi_in: endpoint {
+ remote-endpoint = <&lcd_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dw_hdmi_out: endpoint {
+ remote-endpoint = <&hdmi_con>;
+ };
+ };
+ };
+};
+
+&lcdc0 {
+ status = "okay";
+
+ port {
+ lcd_out: endpoint {
+ remote-endpoint = <&dw_hdmi_in>;
+ };
+ };
+};
--
2.31.1