RE: [RFC PATCH v2 03/15] dt-bindings: add binding for USBSS-DRD controller.

From: Pawel Laszczak
Date: Sun Nov 25 2018 - 02:34:13 EST


Hi Roger

>On 18/11/18 12:08, Pawel Laszczak wrote:
>> Thsi patch aim at documenting USB related dt-bindings for the
>
>s/Thsi/This
>
>> Cadence USBSS-DRD controller.
>>
>> Signed-off-by: Pawel Laszczak <pawell@xxxxxxxxxxx>
>> ---
>> .../devicetree/bindings/usb/cdns3-usb.txt | 17 +++++++++++++++++
>> 1 file changed, 17 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/usb/cdns3-usb.txt
>>
>> diff --git a/Documentation/devicetree/bindings/usb/cdns3-usb.txt b/Documentation/devicetree/bindings/usb/cdns3-usb.txt
>> new file mode 100644
>> index 000000000000..f9e953f32d47
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/usb/cdns3-usb.txt
>> @@ -0,0 +1,17 @@
>> +Binding for the Cadence USBSS-DRD controller
>> +
>> +Required properties:
>> + - reg: Physical base address and size of the controller's register area.
>> + - compatible: Should contain: "cdns,usb3"
>> + - interrupts: Interrupt specifier. Refer to interrupt bindings.
>
>Do you also comply with USB generic bindings for dr_mode, speed, etc?
>i.e. Documentation/devicetree/bindings/usb/generic.txt
>
>If yes it must be mentioned in Optional properties:

I took a look at this document and I think that only dr_mode and maximum-speed make sense
as optional parameters.
I will add these two as optional.

Thanks.

>
>> +
>> +
>> +Example:
>> + cdns3@f3000000 {
>> + compatible = "cdns,usb3";
>> + interrupts = <USB_IRQ 7 IRQ_TYPE_LEVEL_HIGH>;
>> + reg = <0xf3000000 0x10000 //memory area for OTG/DRD registers
>> + 0xf3010000 0x10000 //memory area for HOST registers
>> + 0xf3020000 0x10000>; //memory area for Device registers
>> + };
>> +
>>
>
>cheers,
>-roger
>--
>Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
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Cheers,
Pawel