Re: [PATCH v5 3/3] arm64: dts: rockchip: Add devicetree for the 9Tripod X3568 v4

[Heiko Stuebner <heiko@sntech.de>]

Hi,

Am Montag, 3. November 2025, 18:17:02 Mitteleuropäische Normalzeit schrieb Coia Prant:
> The 9Tripod X3568 v4 is an RK3568-based SBC, just like the RK3568-EVB.
> It always uses soldered connections between the X3568CV2/X3568CV3/X3568CV4 core board
> and the X3568bv4 I/O board.
> 
> The differences between the core boards
> - PCB size, layout
> - CPU (RKK3568B2/RK3568J)
> - Memory type (DDR4/LPDDR4/LPDDR4X) and size
> - eMMC size
> - DSI/EDP resistor values
> Although the components vary, they maintain full compatibility.
> 
> The X3568 board has multiple hardware revisions, and we currently support v4 (I/O board).

[...]

> Signed-off-by: Coia Prant <coiaprant@gmail.com>

I've dropped the camera overlay for the time being, when applying the
board, because there were a number of smallish issues with it.

So please submit it separately again. Also, how can you use the camera
yet, when the whole vicap work is still pending?

Details below

> ---
>  arch/arm64/boot/dts/rockchip/Makefile         |  11 +
>  .../rk3568-9tripod-x3568-v4-camera-demo.dtso  |  84 ++
>  .../rk3568-9tripod-x3568-v4-video-demo.dtso   | 154 +++
>  .../dts/rockchip/rk3568-9tripod-x3568-v4.dts  | 887 ++++++++++++++++++
>  4 files changed, 1136 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtso
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-video-demo.dtso
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts
> 
> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
> index ad684e383..959a806a2 100644
> --- a/arch/arm64/boot/dts/rockchip/Makefile
> +++ b/arch/arm64/boot/dts/rockchip/Makefile
> @@ -130,6 +130,9 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lubancat-1.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-nanopi-r3s.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-bigtreetech-cb2-manta.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-bigtreetech-pi2.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-9tripod-x3568-v4.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-9tripod-x3568-v4-camera-demo.dtbo
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-9tripod-x3568-v4-video-demo.dtbo
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb
> @@ -252,6 +255,14 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-armsom-sige5-v1.2-wifibt.dtb
>  rk3576-armsom-sige5-v1.2-wifibt-dtbs := rk3576-armsom-sige5.dtb \
>  	rk3576-armsom-sige5-v1.2-wifibt.dtbo
>  
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-9tripod-x3568-v4-camera-demo.dtb
> +rk3568-9tripod-x3568-v4-camera-demo-dtbs := rk3568-9tripod-x3568-v4.dtb \
> +	rk3568-9tripod-x3568-v4-camera-demo.dtbo
> +
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-9tripod-x3568-v4-video-demo.dtb
> +rk3568-9tripod-x3568-v4-video-demo-dtbs := rk3568-9tripod-x3568-v4.dtb \
> +	rk3568-9tripod-x3568-v4-video-demo.dtbo
> +

when adding overlays, please sort them correctly,
rk3568-9tripod* should be above rk3568-wolfvision*


>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-edgeble-neu6a-wifi.dtb
>  rk3588-edgeble-neu6a-wifi-dtbs := rk3588-edgeble-neu6a-io.dtb \
>  	rk3588-edgeble-neu6a-wifi.dtbo
> diff --git a/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtso b/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtso
> new file mode 100644
> index 000000000..2b428ca71
> --- /dev/null
> +++ b/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtso
> @@ -0,0 +1,84 @@

[...]

> +&csi_dphy {
> +	status = "okay";
> +
> +	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		port@0 {

../arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtso:41.8-56.4: Warning (graph_child_address): /fragment@2/__overlay__/ports: graph node has single child node 'port@0', #address-cells/#size-cells are not necessary


> +			reg = <0>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			mipi_in_ucam: endpoint@2 {
> +				reg = <2>;
> +				remote-endpoint = <&ucam_out>;
> +				data-lanes = <1 2 3 4>;
> +			};
> +		};
> +	};

/home/devel/hstuebner/00_git-repos/linux-rockchip/_build-arm64/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtb: phy@fe870000 (rockchip,rk3568-csi-dphy): 'ports' does not match any of the regexes: '^pinctrl-[0-9]+$'
        from schema $id: http://devicetree.org/schemas/phy/rockchip-inno-csi-dphy.yaml#

not sure what is up with that.

> +};
> +
> +&i2c4 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	status = "okay";
> +
> +	camera@37 {
> +		compatible = "ovti,ov5695";
> +		reg = <0x37>;
> +		clocks = <&cru CLK_CIF_OUT>;
> +		clock-names = "xvclk";
> +		avdd-supply = <&vcc_cam>;
> +		dvdd-supply = <&vcc_cam>;
> +		dovdd-supply = <&vcc_cam>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&cif_clk>;
> +		reset-gpios = <&gpio3 RK_PB6 GPIO_ACTIVE_LOW>;
> +		pwdn-gpios = <&gpio4 RK_PB4 GPIO_ACTIVE_LOW>;
> +
> +		port {
> +			ucam_out: endpoint {
> +				remote-endpoint = <&mipi_in_ucam>;
> +				data-lanes = <1 2 3 4>;
> +			};
> +		};

/home/devel/hstuebner/00_git-repos/linux-rockchip/_build-arm64/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtb: camera@37 (ovti,ov5695): port:endpoint:data-lanes: [1, 2, 3, 4] is too long
        from schema $id: http://devicetree.org/schemas/media/i2c/ovti,ov5693.yaml#
/home/devel/hstuebner/00_git-repos/linux-rockchip/_build-arm64/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4-camera-demo.dtb: camera@37 (ovti,ov5695): Unevaluated properties are not allowed ('port', 'pwdn-gpios' were unexpected)
        from schema $id: http://devicetree.org/schemas/media/i2c/ovti,ov5693.yaml#


> +	};
> +};



Heiko