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

[Serge Semin <fancer.lancer@gmail.com>]

Hi Wan,

On Sun, Dec 06, 2020 at 09:56:47AM +0000, Wan Mohamad, Wan Ahmad Zainie wrote:
> Hi Serge.
> 
> > -----Original Message-----
> > From: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> > Sent: Saturday, December 5, 2020 11:24 PM
> > To: Nyman, Mathias <mathias.nyman@intel.com>; Felipe Balbi
> > <balbi@kernel.org>; Krzysztof Kozlowski <krzk@kernel.org>; Greg Kroah-
> > Hartman <gregkh@linuxfoundation.org>; Rob Herring
> > <robh+dt@kernel.org>; Chunfeng Yun <chunfeng.yun@mediatek.com>;
> > Wan Mohamad, Wan Ahmad Zainie
> > <wan.ahmad.zainie.wan.mohamad@intel.com>
> > Cc: Serge Semin <Sergey.Semin@baikalelectronics.ru>; Serge Semin
> > <fancer.lancer@gmail.com>; Alexey Malahov
> > <Alexey.Malahov@baikalelectronics.ru>; Pavel Parkhomenko
> > <Pavel.Parkhomenko@baikalelectronics.ru>; Andy Gross
> > <agross@kernel.org>; Bjorn Andersson <bjorn.andersson@linaro.org>;
> > Manu Gautam <mgautam@codeaurora.org>; Roger Quadros
> > <rogerq@ti.com>; Lad Prabhakar <prabhakar.mahadev-
> > lad.rj@bp.renesas.com>; Yoshihiro Shimoda
> > <yoshihiro.shimoda.uh@renesas.com>; narmstrong
> > <narmstrong@baylibre.com>; Kevin Hilman <khilman@baylibre.com>;
> > Martin Blumenstingl <martin.blumenstingl@googlemail.com>; linux-arm-
> > kernel@lists.infradead.org; linux-snps-arc@lists.infradead.org; linux-
> > mips@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; linux-
> > usb@vger.kernel.org; devicetree@vger.kernel.org; linux-
> > kernel@vger.kernel.org
> > 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@baikalelectronics.ru>
> 

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

Ah, right. Thanks for noticing that. A probability of copy-paste mistakes
increases proportionally to the number sleepless hours.)

-Sergey

> 
> > 
> > ---
> > 
> > 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