arm64: dts: imx8mp-debix-model-a: Enable HDMI output

Enable the HDMI output on the Debix Model A SBC, using the HDMI encoder
present in the i.MX8MP SoC.

This has been tested with a generic 1080p HDMI display, along with a
smaller 1280x800 HDMI display.

Signed-off-by: Christopher Obbard <chris.obbard@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
index 9b8f97a84e6197a93c5011a47f94e5e914d04479..af02af9e5334daf3d2b30dd58e86d5355adb9558 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts
@@ -20,6 +20,18 @@
                stdout-path = &uart2;
        };
 
+       hdmi-connector {
+               compatible = "hdmi-connector";
+               label = "hdmi";
+               type = "a";
+
+               port {
+                       hdmi_connector_in: endpoint {
+                               remote-endpoint = <&hdmi_tx_out>;
+                       };
+               };
+       };
+
        leds {
                compatible = "gpio-leds";
                pinctrl-names = "default";
@@ -94,6 +106,28 @@
        };
 };
 
+&hdmi_pvi {
+       status = "okay";
+};
+
+&hdmi_tx {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_hdmi>;
+       status = "okay";
+
+       ports {
+               port@1 {
+                       hdmi_tx_out: endpoint {
+                               remote-endpoint = <&hdmi_connector_in>;
+                       };
+               };
+       };
+};
+
+&hdmi_tx_phy {
+       status = "okay";
+};
+
 &i2c1 {
        clock-frequency = <400000>;
        pinctrl-names = "default";
@@ -239,6 +273,10 @@
        status = "okay";
 };
 
+&lcdif3 {
+       status = "okay";
+};
+
 &snvs_pwrkey {
        status = "okay";
 };
@@ -356,6 +394,15 @@
                >;
        };
 
+       pinctrl_hdmi: hdmigrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL                     0x1c3
+                       MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA                     0x1c3
+                       MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD                         0x19
+                       MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC                         0x19
+               >;
+       };
+
        pinctrl_i2c1: i2c1grp {
                fsl,pins = <
                        MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL                                 0x400001c2