From 6d60168c6d2f76917b3f71d2a6807c6d8dd24363 Mon Sep 17 00:00:00 2001 From: Heiko Stuebner Date: Thu, 15 Jan 2026 00:07:04 +0100 Subject: [PATCH] arm64: dts: rockchip: Add HDMI node to RK3368 Add the HDMI controller node to the main SoC devicetree and hook it into the VOP. Signed-off-by: Heiko Stuebner Link: https://patch.msgid.link/20260114230707.4175162-3-heiko@sntech.de Signed-off-by: Heiko Stuebner --- 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 f9e24b25274b..98d350768fd2 100644 --- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi @@ -883,6 +883,11 @@ vop_out_dsi: endpoint@0 { reg = <0>; remote-endpoint = <&dsi_in_vop>; }; + + vop_out_hdmi: endpoint@1 { + reg = <1>; + remote-endpoint = <&hdmi_in_vop>; + }; }; }; @@ -941,6 +946,37 @@ dphy: phy@ff968000 { status = "disabled"; }; + hdmi: hdmi@ff980000 { + compatible = "rockchip,rk3368-dw-hdmi"; + reg = <0x0 0xff980000 0x0 0x20000>; + interrupts = ; + 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>, @@ -1204,6 +1240,13 @@ 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>,