Messages in this thread | | | From | Guenter Roeck <> | Date | Thu, 3 Aug 2017 06:02:54 -0700 | Subject | Re: Some ideas about tcpm driver |
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On Thu, Aug 3, 2017 at 12:28 AM, Zain Wang <wzz@rock-chips.com> wrote: > Hi all, > > In recent days, I tested the fusb302 driver with tcpm. (RK3399 evb board) > But I found an issues: > There is not a regulator for type-c vbus power-supply in my board. > The vbus is just controlled by a gpio-pin, and unable to support other > voltage except 5V.
gpio-regulator does not work ?
> But now, I can't use fusb302 driver without workaround fix. > Could you fix it in next version? @Yueyao > > The altmode looks not complete. I can't enter DP Alt Mode now.
Yes, I know. Patches welcome.
> And we'd like to used extcon function (used in Chrome) to link usb, dp and > type-c together.
Plan is to use the extcon driver (from cros-ec) to register with the type-c infrastructure. I have not thought about how to tie low level drivers (fusb/tcpm) with extcon. Ideas welcome.
Guenter
> How do you think about it? @Guenter > > Thanks > Zain >
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