Hi,
On Fri, May 6, 2022 at 6:36 AM Sankeerth Billakanti (QUIC)
wrote:
>
> >> >> Our internal power grid documents list the regulators as
> >> >> VDD_A_*_1P2 and VDD_A_*_0P9 for all the platforms.
> >> >
> >> >Do your internal power grid documents indicate what these supplies
> >> >are powering?
>> >> Our internal power grid documents list the regulators as
>> >> VDD_A_*_1P2 and VDD_A_*_0P9 for all the platforms.
>> >
>> >Do your internal power grid documents indicate what these supplies
>> >are powering? The question is if these supplies power any of the
>> >logic inside the eDP
Quoting Sankeerth Billakanti (QUIC) (2022-05-05 11:47:20)
> >Quoting Sankeerth Billakanti (2022-05-05 11:02:36)
> >>
> >> Our internal power grid documents list the regulators as VDD_A_*_1P2
> >> and VDD_A_*_0P9 for all the platforms.
> >
> >Do your internal power grid documents indicate what
>Quoting Sankeerth Billakanti (2022-05-05 11:02:36)
>> >>
>> >> Quoting Douglas Anderson (2022-04-25 14:06:42)
>> >>
>> >> Having 'a' in 'vdda' typically means 'analog' for 'analog'
>> >> circuits, so I'd expect this to only matter for the phy that
>> >> contains the analog circuitry. It would be
Quoting Sankeerth Billakanti (2022-05-05 11:02:36)
> >>
> >> Quoting Douglas Anderson (2022-04-25 14:06:42)
> >>
> >> Having 'a' in 'vdda' typically means 'analog' for 'analog' circuits,
> >> so I'd expect this to only matter for the phy that contains the analog
> >> circuitry. It would be great
Hi Doug,
>>
>> Quoting Douglas Anderson (2022-04-25 14:06:42)
>> > We're supposed to list the supplies in the dt bindings but there are
>> > none in the DP controller bindings. Looking at the Linux driver and
>> > existing device trees, we can see that two supplies are expected:
>> > -
Hi,
On Mon, Apr 25, 2022 at 2:14 PM Stephen Boyd wrote:
>
> Quoting Douglas Anderson (2022-04-25 14:06:42)
> > We're supposed to list the supplies in the dt bindings but there are
> > none in the DP controller bindings. Looking at the Linux driver and
> > existing device trees, we can see that
Quoting Douglas Anderson (2022-04-25 14:06:42)
> We're supposed to list the supplies in the dt bindings but there are
> none in the DP controller bindings. Looking at the Linux driver and
> existing device trees, we can see that two supplies are expected:
> - vdda-0p9-supply
> - vdda-1p2-supply
>
