Re: [PATCH v4 2/7] dt-bindings: Add bindings for phy-da8xx-usb

[Sergei Shtylyov]

Hello.

On 4/14/2016 9:35 PM, David Lechner wrote:

> Device tree binding for new phy-da8xx-usb driver.
>
> Signed-off-by: David Lechner <david@xxxxxxxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> ---
>
> v4 changes:
>
> * swapped order of usb20 and usb11 to be in logical order of reg address.
>
>   .../devicetree/bindings/phy/phy-da8xx-usb.txt      | 40 ++++++++++++++++++++++
>   1 file changed, 40 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt
>
> diff --git a/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt b/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt
> new file mode 100644
> index 0000000..bead185
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt
> @@ -0,0 +1,40 @@
> +TI DaVinci DA8xx USB PHY

   DA8xx is not DaVinci, please omit this.

> +
> +Required properties:
> + - compatible: must be "ti,da830-usbphy".
> + - #phy-cells: must be 1.
> +
> +This device controls the PHY for both the USB 1.1 OHCI and USB 2.0 OTG
> +controllers on DA8xx SoCs. Consumers of this device should use index 0 for
> +the USB 2.0 phy device and index 1 for the USB 1.1 phy device.

   Not indices 2 and 1 already?

> +It also requires a "syscon" node with compatible = "ti,da830-cfgchip", "syscon"
> +to access the CFGCHIP2 register.
> +
> +Example:
> +
> +	cfgchip: cfgchip@1417c {
> +		compatible = "ti,da830-cfgchip", "syscon";
> +		reg = <0x1417c 0x14>;
> +	};
> +
> +	usbphy: usbphy {

   Name it "usb-phy" please, consistent to what ePAPR has mandated for 
Ethernet PHYs.

[...]

MBR, Sergei