[PATCH 7/9] arm64: dts: rockchip: Add HDMI node to RK3368

Heiko Stuebner
2025-10-20T08:26:09Z

Add the hdmi controller node to the main soc devicetree and hook
it into the vop.

Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
---
arch/arm64/boot/dts/rockchip/rk3368.dtsi | 43 ++++++++++++++++++++++++
1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index ce4b112b082b..892d35242259 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -875,6 +875,11 @@ vop_out_dsi: endpoint@0 {
reg = <0>;
remote-endpoint = <&dsi_in_vop>;
};
+
+ vop_out_hdmi: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&hdmi_in_vop>;
+ };
};
};

@@ -933,6 +938,37 @@ dphy: phy@ff968000 {
status = "disabled";
};

+ hdmi: hdmi@ff980000 {
+ compatible = "rockchip,rk3368-dw-hdmi";
+ reg = <0x0 0xff980000 0x0 0x20000>;
+ interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_HDCP>, <&cru SCLK_HDMI_CEC>;
+ clock-names = "iahb", "isfr", "cec";
+ pinctrl-names = "default";
+ pinctrl-0 = <&hdmi_i2c_xfer>;
+ power-domains = <&power RK3368_PD_VIO>;
+ reg-io-width = <4>;
+ rockchip,grf = <&grf>;
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ hdmi_in: port@0 {
+ reg = <0>;
+
+ hdmi_in_vop: endpoint {
+ remote-endpoint = <&vop_out_hdmi>;
+ };
+ };
+
+ hdmi_out: port@1 {
+ reg = <1>;
+ };
+ };
+ };
+
hevc_mmu: iommu@ff9a0440 {
compatible = "rockchip,iommu";
reg = <0x0 0xff9a0440 0x0 0x40>,
@@ -1196,6 +1232,13 @@ rmii_pins: rmii-pins {
};
};

+ hdmi {
+ hdmi_i2c_xfer: hdmi-i2c-xfer {
+ rockchip,pins = <3 RK_PD2 1 &pcfg_pull_none>,
+ <3 RK_PD3 1 &pcfg_pull_none>;
+ };
+ };
+
i2c0 {
i2c0_xfer: i2c0-xfer {
rockchip,pins = <0 RK_PA6 1 &pcfg_pull_none>,
--
2.47.2