RE: [RFC] usb-phy-generic: Add support to SMSC USB3315

From: Peter Chen
Date: Fri Jun 09 2017 - 04:26:46 EST



>
>I have a look at your patches (http://www.spinics.net/lists/linux-usb/msg157134.html)
>and I wonder if power sequence is applicable only on hub node?

No, power sequence can be used for any devices which needs to carry out power on
before probe.

> hub are probed too
>late (after ci_ulpi_init). Do you think it is possible to read a power sequence in dts
>from ci_ulpi_init?
>

I think the suitable place for power sequence is at ulpi_of_register, some ULPI PHYs
need to carry out power on before reading ID.

Peter