[PATCH v8 8/9] arm64: dts: imx943-evk: Add display support using IT6263

Laurentiu Palcu
2026-03-04T11:35:14Z

The ITE IT6263 based NXP LVDS to HDMI converter can be attached to the
i.MX943 EVK board LVDS port using the mini-SAS connector. Since this is
the default configuration for the EVK, add support for it here.

Signed-off-by: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>
---
arch/arm64/boot/dts/freescale/imx943-evk.dts | 86 ++++++++++++++++++++++++++++
1 file changed, 86 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx943-evk.dts b/arch/arm64/boot/dts/freescale/imx943-evk.dts
index c8ceabe3d9239..0b69450566159 100644
--- a/arch/arm64/boot/dts/freescale/imx943-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts
@@ -55,6 +55,36 @@ dmic: dmic {
#sound-dai-cells = <0>;
};

+ hdmi-connector {
+ compatible = "hdmi-connector";
+ label = "hdmi";
+ type = "a";
+
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&it6263_out>;
+ };
+ };
+ };
+
+ reg_1v8_ext: regulator-1v8-ext {
+ compatible = "regulator-fixed";
+ regulator-name = "1V8_EXT";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_3v3_ext: regulator-3v3-ext {
+ compatible = "regulator-fixed";
+ regulator-name = "3V3_EXT";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
reg_m2_pwr: regulator-m2-pwr {
compatible = "regulator-fixed";
regulator-name = "M.2-power";
@@ -179,6 +209,10 @@ memory@80000000 {
};
};

+&dcif {
+ status = "okay";
+};
+
&enetc1 {
clocks = <&scmi_clk IMX94_CLK_MAC4>;
clock-names = "ref";
@@ -217,6 +251,21 @@ &flexcan4 {
status = "okay";
};

+&ldb {
+ assigned-clocks = <&scmi_clk IMX94_CLK_LDBPLL_VCO>,
+ <&scmi_clk IMX94_CLK_LDBPLL>;
+ assigned-clock-rates = <4158000000>, <1039500000>;
+ status = "okay";
+
+ ports {
+ port@1 {
+ lvds_out: endpoint {
+ remote-endpoint = <&it6263_in>;
+ };
+ };
+ };
+};
+
&lpi2c3 {
clock-frequency = <400000>;
pinctrl-0 = <&pinctrl_lpi2c3>;
@@ -258,6 +307,43 @@ i2c@3 {
reg = <3>;
#address-cells = <1>;
#size-cells = <0>;
+
+ lvds-to-hdmi-bridge@4c {
+ compatible = "ite,it6263";
+ reg = <0x4c>;
+ data-mapping = "jeida-24";
+ reset-gpios = <&pcal6416_i2c3_u171 8 GPIO_ACTIVE_HIGH>;
+ ivdd-supply = <&reg_1v8_ext>;
+ ovdd-supply = <&reg_3v3_ext>;
+ txavcc18-supply = <&reg_1v8_ext>;
+ txavcc33-supply = <&reg_3v3_ext>;
+ pvcc1-supply = <&reg_1v8_ext>;
+ pvcc2-supply = <&reg_1v8_ext>;
+ avcc-supply = <&reg_3v3_ext>;
+ anvdd-supply = <&reg_1v8_ext>;
+ apvdd-supply = <&reg_1v8_ext>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ it6263_in: endpoint {
+ remote-endpoint = <&lvds_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+
+ it6263_out: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+ };
+ };
+ };
};

i2c@4 {

--
2.51.0