[RFC PATCH v1 2/2] dt-bindings: add document for Innosilicon HDMI on Rockchip platform

Rob Herring robh at kernel.org
Wed Nov 11 12:22:36 PST 2015


On Wed, Nov 11, 2015 at 03:47:32PM +0800, Yakir Yang wrote:
> Signed-off-by: Yakir Yang <ykk at rock-chips.com>

Acked-by: Rob Herring <robh at kernel.org>

> ---
>  .../display/rockchip/inno_hdmi-rockchip.txt        | 50 ++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt
> 
> diff --git a/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt
> new file mode 100644
> index 0000000..1898408
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt
> @@ -0,0 +1,50 @@
> +Rockchip specific extensions to the Innosilicon HDMI
> +================================
> +
> +Required properties:
> +- compatible:
> +	"rockchip,rk3036-dw-hdmi";
> +- reg:
> +	Physical base address and length of the controller's registers.
> +- clocks, clock-names:
> +	Phandle to hdmi controller clock, name should be "pclk"
> +- interrupts:
> +	HDMI interrupt number
> +- ports:
> +	Contain one port node with endpoint definitions as defined in
> +	Documentation/devicetree/bindings/graph.txt.
> +- pinctrl-0, pinctrl-name:
> +	Switch the iomux of HPD/CEC pins to HDMI function.
> +
> +Example:
> +hdmi: hdmi at 20034000 {
> +	compatible = "rockchip,rk3036-inno-hdmi";
> +	reg = <0x20034000 0x4000>;
> +	interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
> +	clocks = <&cru  PCLK_HDMI>;
> +	clock-names = "pclk";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&hdmi_ctl>;
> +	status = "disabled";
> +
> +	hdmi_in: port {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		hdmi_in_lcdc: endpoint at 0 {
> +			reg = <0>;
> +			remote-endpoint = <&lcdc_out_hdmi>;
> +		};
> +	};
> +};
> +
> +&pinctrl {
> +	hdmi {
> +		hdmi_ctl: hdmi-ctl {
> +			rockchip,pins = <1 8  RK_FUNC_1 &pcfg_pull_none>,
> +					<1 9  RK_FUNC_1 &pcfg_pull_none>,
> +					<1 10 RK_FUNC_1 &pcfg_pull_none>,
> +					<1 11 RK_FUNC_1 &pcfg_pull_none>;
> +		};
> +	};
> +
> +};
> -- 
> 1.9.1
> 
> 
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