From 913eeb75a9aa6552a54befad18880b08c1ecd8bc Mon Sep 17 00:00:00 2001
From: Heiko Stuebner <heiko.stuebner@cherry.de>
Date: Thu, 24 Oct 2024 17:14:02 +0200
Subject: [PATCH] arm64: dts: rockchip: add HDMI support to rk3588-tiger-haikou

The Haikou baseboard has an hdmi output port, which is connected
via the Q7 connector to the hdmi0 controller of the rk3588.

Add the necessary plumbing to enable it using the recently merged
hdmi-qp controller.

Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
Tested-by: Quentin Schulz <quentin.schulz@cherry.de>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Link: https://lore.kernel.org/r/20241024151403.1748554-3-heiko@sntech.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 .../boot/dts/rockchip/rk3588-tiger-haikou.dts | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts b/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts
index e4b7a0a4444bf..270d59a560374 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts
@@ -5,6 +5,7 @@
 
 /dts-v1/;
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/soc/rockchip,vop2.h>
 #include "rk3588-tiger.dtsi"
 
 / {
@@ -61,6 +62,17 @@
 		};
 	};
 
+	hdmi-con {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi0_out_con>;
+			};
+		};
+	};
+
 	i2s3-sound {
 		compatible = "simple-audio-card";
 		simple-audio-card,format = "i2s";
@@ -155,6 +167,32 @@
 	status = "okay";
 };
 
+&hdmi0 {
+	/*
+	 * While HDMI-CEC is present on the Q7 connector, it is not
+	 * connected on Haikou itself.
+	 */
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdmim0_tx0_hpd &hdmim1_tx0_scl &hdmim1_tx0_sda>;
+	status = "okay";
+};
+
+&hdmi0_in {
+	hdmi0_in_vp0: endpoint {
+		remote-endpoint = <&vp0_out_hdmi0>;
+	};
+};
+
+&hdmi0_out {
+	hdmi0_out_con: endpoint {
+		remote-endpoint = <&hdmi_con_in>;
+	};
+};
+
+&hdptxphy_hdmi0 {
+	status = "okay";
+};
+
 &i2c1 {
 	status = "okay";
 
@@ -321,3 +359,18 @@
 &usb_host2_xhci {
 	status = "okay";
 };
+
+&vop {
+	status = "okay";
+};
+
+&vop_mmu {
+	status = "okay";
+};
+
+&vp0 {
+	vp0_out_hdmi0: endpoint@ROCKCHIP_VOP2_EP_HDMI0 {
+		reg = <ROCKCHIP_VOP2_EP_HDMI0>;
+		remote-endpoint = <&hdmi0_in_vp0>;
+	};
+};
-- 
2.39.5