[PATCH v2 5/5] arm64: dts: meson-g12a-u200: Add support for Video Display

From: Neil Armstrong
Date: Mon Apr 08 2019 - 05:32:06 EST


This patch adds the HDMI, CVBS and CEC attributes and nodes to support
full display on the U200 Reference Design.

AO-CEC-B is used by default and AO-CEC-A is disabled.

Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
.../boot/dts/amlogic/meson-g12a-u200.dts | 54 +++++++++++++++++++
1 file changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
index 2240e365af27..0e8045b8a915 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
@@ -24,6 +24,16 @@
reg = <0x0 0x0 0x0 0x40000000>;
};

+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
+
flash_1v8: regulator-flash_1v8 {
compatible = "regulator-fixed";
regulator-name = "FLASH_1V8";
@@ -33,6 +43,17 @@
regulator-always-on;
};

+ hdmi-connector {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&hdmi_tx_tmds_out>;
+ };
+ };
+ };
+
main_12v: regulator-main_12v {
compatible = "regulator-fixed";
regulator-name = "12V";
@@ -102,6 +123,39 @@

};

+&cec_AO {
+ pinctrl-0 = <&cec_ao_a_h_pins>;
+ pinctrl-names = "default";
+ status = "disabled";
+ hdmi-phandle = <&hdmi_tx>;
+};
+
+&cecb_AO {
+ pinctrl-0 = <&cec_ao_b_h_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ hdmi-phandle = <&hdmi_tx>;
+};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
+
+&hdmi_tx {
+ status = "okay";
+ pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
+ pinctrl-names = "default";
+ hdmi-supply = <&vcc_5v>;
+};
+
+&hdmi_tx_tmds_port {
+ hdmi_tx_tmds_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+};
+
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
--
2.21.0