[PATCH v4 28/29] ARM: dts: rockchip: Add HDMI node for RK3128

Alex Bee knaerzche at gmail.com
Fri Dec 22 17:42:19 UTC 2023


RK3128 has Innosilicon based HDMI TX controller similar to the one found in
RK3036.
Add it and the respective port nodes to the SoC device tree.

Signed-off-by: Alex Bee <knaerzche at gmail.com>
---
changes in v2:
 - no changes

changes in v3:
 - no changes

changes in v4:
 - none

 arch/arm/boot/dts/rockchip/rk3128.dtsi | 33 ++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index 1a3bc8b2bc6e..fb98873fd94e 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -270,6 +270,11 @@ vop: vop at 1010e000 {
 		vop_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vop_out_hdmi: endpoint at 0 {
+				reg = <0>;
+				remote-endpoint = <&hdmi_in_vop>;
+			};
 		};
 	};
 
@@ -463,6 +468,34 @@ usb2phy_otg: otg-port {
 		};
 	};
 
+	hdmi: hdmi at 20034000 {
+		compatible = "rockchip,rk3128-inno-hdmi";
+		reg = <0x20034000 0x4000>;
+		interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru PCLK_HDMI>, <&cru DCLK_VOP>;
+		clock-names = "pclk", "ref";
+		pinctrl-names = "default";
+		pinctrl-0 = <&hdmii2c_xfer &hdmi_hpd &hdmi_cec>;
+		power-domains = <&power RK3128_PD_VIO>;
+		status = "disabled";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			hdmi_in: port at 0 {
+				reg = <0>;
+				hdmi_in_vop: endpoint {
+					remote-endpoint = <&vop_out_hdmi>;
+				};
+			};
+
+			hdmi_out: port at 1 {
+				reg = <1>;
+			};
+		};
+	};
+
 	timer0: timer at 20044000 {
 		compatible = "rockchip,rk3128-timer", "rockchip,rk3288-timer";
 		reg = <0x20044000 0x20>;
-- 
2.43.0



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