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SubjectRe: Multiple generic PHY instances for DWC3 USB IP


Masahiro Yamada <> writes:
>>> Each DWC3 instance is connected with
>>> multiple HS PHYs and multiple SS PHYs,
>>> depending on the number of ports.
>> in that case, you shouldn't need dwc3 at all. A Host-only dwc3 is xHCI
>> compliant. If you really don't have the gadget block, there's no need
>> for you to use dwc3. Just use xhci-plat directly.
> Sorry, I was misunderstanding.
> Some of our SoCs support gadget,
> so we need to use the dwc3 driver.

fair enough. Now we need to figure out how to pass multiply PHYs to a
multi-port dwc3 instance.

Kishon, any ideas? How do you think DT should look like?


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