[PATCH v2 2/2] arm64: dts: ti: k3-am625-sk: Enable Type-C port for USB0
Nishanth Menon
nm at ti.com
Tue Mar 28 14:52:34 PDT 2023
On 22:46-20230328, Roger Quadros wrote:
[...]
> >>> How about sk-lp ?
> >>
> >> moved it to sk-lp. see above in this patch.
> >>
> >
> > A bit confused. Looking at [1] vs [2], it seems to indicate pd controller at
> > 0x3f as well? Am I misreading the schematics?
> >
> > [1] https://www.ti.com/tool/SK-AM62-LP#design-files
> > [2] https://www.ti.com/tool/SK-AM62#design-files
>
> Yes PD controller is at 0x3f for both boards but IRQ is not routed on AM62-LP.
> I tried to explain this the cover letter. ;)
>
> Pasting here for convenience.
>
> > Although k3-am625-lp-sk USB is exactly the same as on k3-am625-sk,
> > it is missing the IRQ line from Type-C chip which is currently
> > required as per chip's DT binding. So we don't add Type-C support
> > for k3-am625-lp-sk till h/w is fixed or polling mode support for
> > Type-C chip is accepted [2]
> >
> > [2] - https://lore.kernel.org/lkml/20230324133741.43408-1-rogerq@kernel.org/T/
Thanks, This thread does seem to be progressing? Since LP-SK is already
in production, it might do good to hold on to this series a little
longer instead of shuttling dts nodes back and forth.
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
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