On Thu, Sep 12, 2019 at 11:32:28AM +0800, allen wrote:
> From: Allen Chen <allen.chen@xxxxxxxxxx>
>
> Add a DT binding documentation for IT6505.
>
> Signed-off-by: Allen Chen <allen.chen@xxxxxxxxxx>
>
Drop the blank line.
> Signed-off-by: Pi-Hsun Shih <pihsun@xxxxxxxxxxxx>
>
> ---
> cros-ec does not have an associated driver that uses the standard Linux USB-C driver class.
> extcon is used to model the Type-C connector.(crbug.com/982932)
> ---
> .../bindings/display/bridge/ite,it6505.txt | 28 ++++++++++++++++++++++
> .../devicetree/bindings/vendor-prefixes.yaml | 2 ++
> 2 files changed, 30 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/bridge/ite,it6505.txt
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.txt b/Documentation/devicetree/bindings/display/bridge/ite,it6505.txt
> new file mode 100644
> index 0000000..72da0c4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.txt
> @@ -0,0 +1,28 @@
> +iTE it6505 DP bridge bindings
> +
> +Required properties:
> + - compatible: "ite,it6505"
> + - reg: i2c address of the bridge
> + - ovdd-supply: I/O voltage
> + - pwr18-supply: Core voltage
> + - interrupts: interrupt specifier of INT pin
> + - reset-gpios: gpio specifier of RESET pin
> + - hpd-gpios:
> + Hotplug detect GPIO.
> + Indicates which GPIO should be used for hotplug detection
This belongs in a dp-connector node.
> + - port@[x]: SoC specific port nodes with endpoint definitions as defined
> + in Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
I assume this bridge works with more than just Mediatek? The port
definitions need to be in terms of what's the data on each port.
> +
> +Example:
> + dp-bridge@5c {
> + compatible = "ite,it6505";
> + interrupts = <152 IRQ_TYPE_EDGE_RISING 152 0>;
> + reg = <0x5c>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&it6505_pins>;
> + ovdd-supply = <&mt6358_vsim1_reg>;
> + pwr18-supply = <&it6505_pp18_reg>;
> + reset-gpios = <&pio 179 1>;
> + hpd-gpios = <&pio 9 0>;
> + extcon = <&usbc_extcon>;
Not documented and deprecated anyways. Use the connector bindings.
> + };
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> index 967e78c..fb3b643 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> @@ -461,6 +461,8 @@ patternProperties:
> description: Intersil
> "^issi,.*":
> description: Integrated Silicon Solutions Inc.
> + "^ite,.*":
> + description: ITE Tech. Inc.
> "^itead,.*":
> description: ITEAD Intelligent Systems Co.Ltd
> "^iwave,.*":
> --
> 1.9.1
>
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