riscv: dts: thead: lichee-pi-4a: enable HDMI

Lichee Pi 4A board features a HDMI Type-A connector connected to the
HDMI TX controller of TH1520 SoC.

Add a device tree node describing the connector, connect it to the HDMI
controller, and enable everything on this display pipeline.

Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
Signed-off-by: Icenowy Zheng <zhengxingda@iscas.ac.cn>
Tested-by: Han Gao <gaohan@iscas.ac.cn>
Tested-by: Michal Wilczynski <m.wilczynski@samsung.com>
Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Reviewed-by: Drew Fustini <fustini@kernel.org>
Signed-off-by: Drew Fustini <fustini@kernel.org>

diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts
index c58c2085ca92a3234f1350500cedae4157f0c35f..7cb7d28683bce7b4ea1526e2bc687ce4e8b9fb49 100644 (file)
--- a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts
+++ b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts
@@ -29,6 +29,17 @@
                stdout-path = "serial0:115200n8";
        };
 
+       hdmi-connector {
+               compatible = "hdmi-connector";
+               type = "a";
+
+               port {
+                       hdmi_con_in: endpoint {
+                               remote-endpoint = <&hdmi_out_con>;
+                       };
+               };
+       };
+
        thermal-zones {
                cpu-thermal {
                        polling-delay = <1000>;
@@ -121,6 +132,20 @@
        };
 };
 
+&dpu {
+       status = "okay";
+};
+
+&hdmi {
+       status = "okay";
+};
+
+&hdmi_out_port {
+       hdmi_out_con: endpoint {
+               remote-endpoint = <&hdmi_con_in>;
+       };
+};
+
 &uart0 {
        pinctrl-names = "default";
        pinctrl-0 = <&uart0_pins>;