linux-kernel - Re: [RFC][PATCH 2/2] reset: qcom-pon: Add support for gen2 pon

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Date:   Fri, 31 May 2019 17:05:30 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Andy Gross <agross@...nel.org>,
        David Brown <david.brown@...aro.org>,
        Amit Pundir <amit.pundir@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Sebastian Reichel <sre@...nel.org>,
        linux-arm-msm@...r.kernel.org,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>
Subject: Re: [RFC][PATCH 2/2] reset: qcom-pon: Add support for gen2 pon

On Fri, May 31, 2019 at 4:53 PM Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:
>
> On Fri 31 May 16:47 PDT 2019, John Stultz wrote:
>
> > Add support for gen2 pon register so "reboot bootloader" can
> > work on pixel3 and db845.
> >
> > Cc: Andy Gross <agross@...nel.org>
> > Cc: David Brown <david.brown@...aro.org>
> > Cc: Bjorn Andersson <bjorn.andersson@...aro.org>
> > Cc: Amit Pundir <amit.pundir@...aro.org>
> > Cc: Rob Herring <robh+dt@...nel.org>
> > Cc: Mark Rutland <mark.rutland@....com>
> > Cc: Sebastian Reichel <sre@...nel.org>
> > Cc: linux-arm-msm@...r.kernel.org
> > Cc: devicetree@...r.kernel.org
> > Signed-off-by: John Stultz <john.stultz@...aro.org>
> > ---
> >  arch/arm64/boot/dts/qcom/pm8998.dtsi |  2 +-
> >  drivers/power/reset/qcom-pon.c       | 15 ++++++++++++---
> >  2 files changed, 13 insertions(+), 4 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/pm8998.dtsi b/arch/arm64/boot/dts/qcom/pm8998.dtsi
> > index d3ca35a940fb..051a52df80f9 100644
> > --- a/arch/arm64/boot/dts/qcom/pm8998.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/pm8998.dtsi
> > @@ -39,7 +39,7 @@
> >               #size-cells = <0>;
> >
> >               pm8998_pon: pon@800 {
> > -                     compatible = "qcom,pm8916-pon";
> > +                     compatible = "qcom,pm8998-pon";
> >
> >                       reg = <0x800>;
> >                       mode-bootloader = <0x2>;
>
> We want to take this through arm-soc and the rest through Sebastian's
> tree, so please provide the dts update in a separate commit.

Sure. I wasn't sure if tracking the change in a separate patch was
worth it for such a trivial oneliner, but that's fine, I'll split it
out.

thanks for the review!
-john