RE: [PATCH v5 19/19] dt-bindings: usb: intel,keembay-dwc3: Validate DWC3 sub-node

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Hi Serge.

> -----Original Message-----
> From: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>
> Sent: Saturday, December 5, 2020 11:24 PM
> To: Nyman, Mathias <mathias.nyman@xxxxxxxxx>; Felipe Balbi
> <balbi@xxxxxxxxxx>; Krzysztof Kozlowski <krzk@xxxxxxxxxx>; Greg Kroah-
> Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>; Rob Herring
> <robh+dt@xxxxxxxxxx>; Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>;
> Wan Mohamad, Wan Ahmad Zainie
> <wan.ahmad.zainie.wan.mohamad@xxxxxxxxx>
> Cc: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>; Serge Semin
> <fancer.lancer@xxxxxxxxx>; Alexey Malahov
> <Alexey.Malahov@xxxxxxxxxxxxxxxxxxxx>; Pavel Parkhomenko
> <Pavel.Parkhomenko@xxxxxxxxxxxxxxxxxxxx>; Andy Gross
> <agross@xxxxxxxxxx>; Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>;
> Manu Gautam <mgautam@xxxxxxxxxxxxxx>; Roger Quadros
> <rogerq@xxxxxx>; Lad Prabhakar <prabhakar.mahadev-
> lad.rj@xxxxxxxxxxxxxx>; Yoshihiro Shimoda
> <yoshihiro.shimoda.uh@xxxxxxxxxxx>; narmstrong
> <narmstrong@xxxxxxxxxxxx>; Kevin Hilman <khilman@xxxxxxxxxxxx>;
> Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx; linux-snps-arc@xxxxxxxxxxxxxxxxxxx; linux-
> mips@xxxxxxxxxxxxxxx; linuxppc-dev@xxxxxxxxxxxxxxxx; linux-
> usb@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Subject: [PATCH v5 19/19] dt-bindings: usb: intel,keembay-dwc3: Validate
> DWC3 sub-node
> 
> Intel Keem Bay DWC3 compatible DT nodes are supposed to have a DWC
> USB3 compatible sub-node to describe a fully functioning USB interface. Let's
> use the available DWC USB3 DT schema to validate the Qualcomm DWC3 sub-
> nodes.
> 
> Note since the generic DWC USB3 DT node is supposed to be named as
> generic USB HCD ("^usb(@.*)?") one we have to accordingly fix the sub-
> nodes name regexp and fix the DT node example.
> 
> Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>

LGTM. With minor change to fix the typo above, Qualcomm to Intel
Keem Bay,
Acked-by: Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@xxxxxxxxx>

> 
> ---
> 
> Changelog v5:
> - This is a new patch created for the new Intel Keem Bay bindings file,
>   which has been added just recently.
> ---
>  .../devicetree/bindings/usb/intel,keembay-dwc3.yaml      | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/intel,keembay-
> dwc3.yaml b/Documentation/devicetree/bindings/usb/intel,keembay-
> dwc3.yaml
> index dd32c10ce6c7..43b91ab62004 100644
> --- a/Documentation/devicetree/bindings/usb/intel,keembay-dwc3.yaml
> +++ b/Documentation/devicetree/bindings/usb/intel,keembay-dwc3.yaml
> @@ -34,11 +34,8 @@ properties:
>  # Required child node:
> 
>  patternProperties:
> -  "^dwc3@[0-9a-f]+$":
> -    type: object
> -    description:
> -      A child node must exist to represent the core DWC3 IP block.
> -      The content of the node is defined in dwc3.txt.
> +  "^usb@[0-9a-f]+$":
> +    $ref: snps,dwc3.yaml#
> 
>  required:
>    - compatible
> @@ -68,7 +65,7 @@ examples:
>            #address-cells = <1>;
>            #size-cells = <1>;
> 
> -          dwc3@34000000 {
> +          usb@34000000 {
>                  compatible = "snps,dwc3";
>                  reg = <0x34000000 0x10000>;
>                  interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
> --
> 2.29.2

Best regards,
Zainie




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