[PATCH v20 9/9] arm64: dts: imx8mq: tqma8mq-mba8mx: Enable HDMI support

From: Sandor Yu
Date: Tue Dec 17 2024 - 02:00:35 EST


From: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>

Add HDMI connector and connect it to MHDP output. Enable peripherals
for HDMI output.

Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
v19->v20:
*No change

v18->v19:
- Move property data-lanes to endpoint of port@1

v17->v18:
- replace lane-mapping with data-lanes

.../dts/freescale/imx8mq-tqma8mq-mba8mx.dts | 26 +++++++++++++++++++
arch/arm64/boot/dts/freescale/mba8mx.dtsi | 11 ++++++++
2 files changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
index 0165f3a259853..5ba06a411c6a1 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
@@ -53,6 +53,10 @@ &btn2 {
gpios = <&gpio3 17 GPIO_ACTIVE_LOW>;
};

+&dcss {
+ status = "okay";
+};
+
&gpio_leds {
led3 {
label = "led3";
@@ -60,6 +64,14 @@ led3 {
};
};

+&hdmi_connector {
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&mhdp_out>;
+ };
+ };
+};
+
&i2c1 {
expander2: gpio@25 {
compatible = "nxp,pca9555";
@@ -91,6 +103,20 @@ &led2 {
gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
};

+&mhdp {
+ status = "okay";
+ ports {
+ port@1 {
+ reg = <1>;
+
+ mhdp_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+};
+
/* PCIe slot on X36 */
&pcie0 {
reset-gpio = <&expander0 14 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm64/boot/dts/freescale/mba8mx.dtsi b/arch/arm64/boot/dts/freescale/mba8mx.dtsi
index 58e3865c28895..d04b75a76dfe6 100644
--- a/arch/arm64/boot/dts/freescale/mba8mx.dtsi
+++ b/arch/arm64/boot/dts/freescale/mba8mx.dtsi
@@ -89,6 +89,17 @@ gpio_delays: gpio-delays {
gpio-line-names = "LVDS_BRIDGE_EN_1V8";
};

+ hdmi_connector: connector {
+ compatible = "hdmi-connector";
+ label = "X11";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ };
+ };
+ };
+
panel: panel-lvds {
/*
* Display is not fixed, so compatible has to be added from
--
2.34.1