Re: [PATCH v2 1/2] arm64: dts: qcom: sc7180: Add sc7180-lazor-r2

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On Thu, Nov 05, 2020 at 04:55:40PM -0800, Doug Anderson wrote:
> Hi,
> 
> On Thu, Nov 5, 2020 at 4:37 PM Matthias Kaehlcke <mka@xxxxxxxxxxxx> wrote:
> >
> > One important delta with respect to rev1 is a switch of the power
> > supply for the onboard USB hub from 'pp3300_l7c' to 'pp3300_a' + a
> > load switch. The actual regulator switch is done by the patch 'arm64:
> > dts: qcom: sc7180-trogdor: Make pp3300_a the default supply for
> > pp3300_hub', since it affects the entire trogdor platform. Here we
> > only add the .dts files for lazor rev2 and replace the generic
> > compatible entries in the rev1 .dts files.
> >
> > Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> > ---
> >
> > Changes in v2:
> > - patch added to the series
> >
> >  arch/arm64/boot/dts/qcom/Makefile              |  3 +++
> >  .../dts/qcom/sc7180-trogdor-lazor-r1-kb.dts    |  4 ++--
> >  .../dts/qcom/sc7180-trogdor-lazor-r1-lte.dts   |  4 ++--
> >  .../boot/dts/qcom/sc7180-trogdor-lazor-r1.dts  |  4 ++--
> >  .../dts/qcom/sc7180-trogdor-lazor-r2-kb.dts    | 17 +++++++++++++++++
> >  .../dts/qcom/sc7180-trogdor-lazor-r2-lte.dts   | 18 ++++++++++++++++++
> >  .../boot/dts/qcom/sc7180-trogdor-lazor-r2.dts  | 15 +++++++++++++++
> >  7 files changed, 59 insertions(+), 6 deletions(-)
> 
> So it's pretty unlikely that this change actually happened in "-rev2".
> "-rev2" was a _very_ small batch of boards that I don't think made it
> into too many people's hands.  You probably want "-rev3".

Ah right, now that you mention it ...

> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r2-kb.dts b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r2-kb.dts
> > new file mode 100644
> > index 000000000000..7c3a702ef209
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r2-kb.dts
> > @@ -0,0 +1,17 @@
> > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> > +/*
> > + * Google Lazor board device tree source
> > + *
> > + * Copyright 2020 Google LLC.
> > + */
> > +
> > +#include "sc7180-trogdor-lazor-r1.dts"
> 
> Should have been updated to not point to '-r1', no?

ack

> ===
> 
> If you want to compare, you can also look at my (abandoned) CL:
> https://crrev.com/c/2481550
> 
> ...that forked out a "-rev3" to tag the WiFi slightly differently, but
> we ended up abandoning it because we found a better way to handle the
> WiFi stuff.

Ok, thanks



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