Re: [PATCH v10 08/17] dt-bindings: add document for rockchip variant of analogix_dp

[Yakir Yang <ykk@rock-chips.com>]

Hi Rob,

On 12/08/2015 11:03 PM, Rob Herring wrote:
> On Mon, Dec 07, 2015 at 02:39:34PM +0800, Yakir Yang wrote:
>> Rockchip DP driver is a helper driver of analogix_dp coder driver,
>> so most of the DT property should be descriped in analogix_dp document.
>>
>> Signed-off-by: Yakir Yang <ykk@rock-chips.com>
>> Reviewed-by: Heiko Stuebner <heiko@sntech.de>
> I already acked the previous v10 you sent.
>
> Acked-by: Rob Herring <robh@kernel.org>

Ah, I remember it, sorry about the mistaken :-D

Thanks
- Yakir

>
>> ---
>> Changes in v10: None
>> Changes in v9:
>> - Document more details for 'ports' property.
>>
>> Changes in v8:
>> - Modify the commit subject name. (Heiko)
>>
>> Changes in v7: None
>> Changes in v6: None
>> Changes in v5:
>> - Split binding doc's from driver changes. (Rob)
>> - Add eDP hotplug pinctrl property. (Heiko)
>>
>> Changes in v4: None
>> Changes in v3: None
>> Changes in v2: None
>>
>>   .../display/rockchip/analogix_dp-rockchip.txt      | 91 ++++++++++++++++++++++
>>   1 file changed, 91 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
>>
>> diff --git a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
>> new file mode 100644
>> index 0000000..dae86c4
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt
>> @@ -0,0 +1,91 @@
>> +Rockchip RK3288 specific extensions to the Analogix Display Port
>> +================================
>> +
>> +Required properties:
>> +- compatible: "rockchip,rk3288-edp";
>> +
>> +- reg: physical base address of the controller and length
>> +
>> +- clocks: from common clock binding: handle to dp clock.
>> +	  of memory mapped region.
>> +
>> +- clock-names: from common clock binding:
>> +	       Required elements: "dp" "pclk"
>> +
>> +- resets: Must contain an entry for each entry in reset-names.
>> +	  See ../reset/reset.txt for details.
>> +
>> +- pinctrl-names: Names corresponding to the chip hotplug pinctrl states.
>> +- pinctrl-0: pin-control mode. should be <&edp_hpd>
>> +
>> +- reset-names: Must include the name "dp"
>> +
>> +- rockchip,grf: this soc should set GRF regs, so need get grf here.
>> +
>> +- ports: there are 2 port nodes with endpoint definitions as defined in
>> +  Documentation/devicetree/bindings/media/video-interfaces.txt.
>> +    Port 0: contained 2 endpoints, connecting to the ouput of vop.
>> +    Port 1: contained 1 endpoint, connecting to the input of panel.
>> +
>> +For the below properties, please refer to Analogix DP binding document:
>> + * Documentation/devicetree/bindings/drm/bridge/analogix_dp.txt
>> +- phys (required)
>> +- phy-names (required)
>> +- hpd-gpios (optional)
>> +-------------------------------------------------------------------------------
>> +
>> +Example:
>> +	dp-controller: dp@ff970000 {
>> +		compatible = "rockchip,rk3288-dp";
>> +		reg = <0xff970000 0x4000>;
>> +		interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
>> +		clocks = <&cru SCLK_EDP>, <&cru PCLK_EDP_CTRL>;
>> +		clock-names = "dp", "pclk";
>> +		phys = <&dp_phy>;
>> +		phy-names = "dp";
>> +
>> +		rockchip,grf = <&grf>;
>> +		resets = <&cru 111>;
>> +		reset-names = "dp";
>> +
>> +		pinctrl-names = "default";
>> +		pinctrl-0 = <&edp_hpd>;
>> +
>> +		status = "disabled";
>> +
>> +		ports {
>> +			#address-cells = <1>;
>> +			#size-cells = <0>;
>> +			edp_in: port@0 {
>> +				reg = <0>;
>> +				#address-cells = <1>;
>> +				#size-cells = <0>;
>> +				edp_in_vopb: endpoint@0 {
>> +					reg = <0>;
>> +					remote-endpoint = <&vopb_out_edp>;
>> +				};
>> +				edp_in_vopl: endpoint@1 {
>> +					reg = <1>;
>> +					remote-endpoint = <&vopl_out_edp>;
>> +				};
>> +			};
>> +
>> +			edp_out: port@1 {
>> +				reg = <1>;
>> +				#address-cells = <1>;
>> +				#size-cells = <0>;
>> +				edp_out_panel: endpoint {
>> +					reg = <0>;
>> +					remote-endpoint = <&panel_in_edp>
>> +				};
>> +			};
>> +		};
>> +	};
>> +
>> +	pinctrl {
>> +		edp {
>> +			edp_hpd: edp-hpd {
>> +				rockchip,pins = <7 11 RK_FUNC_2 &pcfg_pull_none>;
>> +			};
>> +		};
>> +	};
>> -- 
>> 1.9.1
>>
>>
>
>


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