[PATCH 20/20] arch: dts: Fix DWC USB3 DT nodes name

Felipe Balbi balbi at kernel.org
Thu Oct 15 01:09:37 AEDT 2020


Hi Serge,

Serge Semin <Sergey.Semin at baikalelectronics.ru> writes:
> In accordance with the DWC USB3 bindings the corresponding node name is
> suppose to comply with Generic USB HCD DT schema, which requires the USB

DWC3 is not a simple HDC, though.

> nodes to have the name acceptable by the regexp: "^usb(@.*)?" . But a lot
> of the DWC USB3-compatible nodes defined in the ARM/ARM64 DTS files have
> name as "^dwc3 at .*" or "^usb[1-3]@.*" or even "^dwusb at .*", which will cause
> the dtbs_check procedure failure. Let's fix the nodes naming to be
> compatible with the DWC USB3 DT schema to make dtbs_check happy.
>
> Note we don't change the DWC USB3-compatible nodes names of
> arch/arm64/boot/dts/apm/{apm-storm.dtsi,apm-shadowcat.dtsi} since the
> in-source comment says that the nodes name need to be preserved as
> "^dwusb at .*" for some backward compatibility.

interesting, compatibility with what? Some debugfs files, perhaps? :-)

In any case, I don't have any problems with this, so I'll let other
folks comment.

-- 
balbi
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