[PATCH v3 1/2] dt-bindings: tc358767: add DT documentation

Archit Taneja architt at codeaurora.org
Sun Jul 17 08:25:25 UTC 2016



On 7/17/2016 4:04 AM, Rob Herring wrote:
> On Wed, Jul 13, 2016 at 09:07:10AM +0200, Philipp Zabel wrote:
>> Add DT binding documentation for the Toshiba TC358767 eDP bridge.
>>
>> Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
>> ---
>>   .../bindings/display/bridge/toshiba,tc358767.txt   | 51 ++++++++++++++++++++++
>>   1 file changed, 51 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt
>>
>> diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt
>> new file mode 100644
>> index 0000000..05ada28
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt
>> @@ -0,0 +1,51 @@
>> +Toshiba TC358767 eDP bridge bindings
>> +
>> +Required properties:
>> + - compatible: "toshiba,tc358767"
>> + - reg: i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins
>> + - clock-names: should be "ref"
>> + - clocks: OF device-tree clock specification for refclk input. The reference
>> +   clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz.
>> +
>> +Optional properties:
>> + - shutdown-gpios: OF device-tree gpio specification for SD pin
>> +                   (active high shutdown input)
>> + - reset-gpios: OF device-tree gpio specification for RSTX pin
>> +                (active low system reset)
>> + - ports: the ports node can contain video interface port nodes to connect
>> +   to a DPI/DSI source and to an eDP/DP sink according to [1][2]:
>> +    - port at 0: DSI input port
>> +    - port at 1: DPI input port
>> +    - port at 2: eDP/DP output port
>> +
>> +[1]: Documentation/devicetree/bindings/graph.txt
>> +[2]: Documentation/devicetree/bindings/media/video-interfaces.txt
>> +
>> +Example:
>> +	edp-bridge at 68 {
>> +		compatible = "toshiba,tc358767";
>> +		reg = <0x68>;
>> +		shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
>> +		reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;
>> +		clock-names = "ref";
>> +		clocks = <&edp_refclk>;
>> +
>> +		ports {
>
> You are missing #size-cells and #address-cells here, otherwise:
>
> Acked-by: Rob Herring <robh at kernel.org>

Thanks, I'll fix it up before sending a pull request.

Archit

>
>> +			port at 1 {
>> +				reg = <1>;
>> +
>> +				bridge_in: endpoint {
>> +					remote-endpoint = <&dpi_out>;
>> +				};
>> +			};
>> +
>> +			port at 2 {
>> +				reg = <2>;
>> +
>> +				bridge_out: endpoint {
>> +					remote-endpoint = <&panel_in>;
>> +				};
>> +			};
>> +		};
>> +	};
>> +
>> --
>> 2.8.1
>>

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