RE: [PATCH v1 1/2] dt-bindings: add binding for USBSS-DRD controller.

From: Pawel Laszczak
Date: Thu Dec 13 2018 - 04:26:14 EST


Hi,

>On Tue, Dec 11, 2018 at 6:19 PM Roger Quadros <rogerq@xxxxxx> wrote:
>>
>> Pawel,
>>
>> On 10/12/18 14:39, Pawel Laszczak wrote:
>> > This patch aim at documenting USB related dt-bindings for the
>> > Cadence USBSS-DRD controller.
>> >
>> > Signed-off-by: Pawel Laszczak <pawell@xxxxxxxxxxx>
>> > ---
>> > .../devicetree/bindings/usb/cdns3-usb.txt | 31 +++++++++++++++++++
>> > 1 file changed, 31 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..ae4a255f0b10
>> > --- /dev/null
>> > +++ b/Documentation/devicetree/bindings/usb/cdns3-usb.txt
>> > @@ -0,0 +1,31 @@
>> > +Binding for the Cadence USBSS-DRD controller
>> > +
>> > +Required properties:
>> > + - reg: Physical base address and size of the controller's register areas.
>> > + Controller has 3 different regions:
>> > + region 1 - HOST registers area
>> > + region 2 - DEVICE registers area
>> > + region 3 - OTG/DRD registers area
>> > + - compatible: Should contain: "cdns,usb3"
>> > + - interrupts: Interrupt specifier. Refer to interrupt bindings.
>> > + Driver supports only single interrupt line.
>> > + This single interrupt is shared between Device,
>> > + host and OTG/DRD part of driver.
>> > +
>> > +Optional propertiesi:
>>
>> s/propertiesi/properties
>>
>> > + - maximum-speed : valid arguments are "super-speed", "high-speed" and
>> > + "full-speed"; refer to usb/generic.txt
>> > + - dr_mode: Should be one of "host", "peripheral" or "otg".
>> > + - phys: reference to the USB PHY
>> > + - phy-names: name of the USB PHY, should be "cdns3,usbphy"
>> > +
>> > +
>> > +Example:
>> > + usb@f3000000 {
>> > + compatible = "cdns,usb3";
>> > + interrupts = <USB_IRQ 7 IRQ_TYPE_LEVEL_HIGH>;
>> > + reg = <0xf3000000 0x10000 //memory area for HOST registers
>> > + 0xf3010000 0x10000 //memory area for DEVICE registers
>> > + 0xf3020000 0x10000>; //memory area for OTG/DRD registers
>>
>> Use "/* <comment> */" instead.
>>
>> > + };
>> > +
>> >
>
>When running git am to apply patch, it has below warning, please fix them.
>
>Applying: dt-bindings: add binding for USBSS-DRD controller.
>.git/rebase-apply/patch:42: new blank line at EOF.
>+
>warning: 1 line adds whitespace errors.

Ok, thanks
Cheers
Pawel