linux-kernel - Re: [PATCH v8 02/11] dt-bindings: power: supply: add DT bindings for max77650

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Date:   Tue, 9 Apr 2019 13:04:21 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Rob Herring <robh@...nel.org>
Cc:     Mark Rutland <mark.rutland@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Input <linux-input@...r.kernel.org>,
        Linux LED Subsystem <linux-leds@...r.kernel.org>,
        Linux PM list <linux-pm@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH v8 02/11] dt-bindings: power: supply: add DT bindings for max77650

wt., 9 kwi 2019 o 03:10 Rob Herring <robh@...nel.org> napisał(a):
>
> On Mon, Apr 8, 2019 at 7:25 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> >
> > sob., 6 kwi 2019 o 09:07 Rob Herring <robh@...nel.org> napisał(a):
> > >
> > > On Wed, Apr 03, 2019 at 11:00:59AM +0200, Bartosz Golaszewski wrote:
> > > > From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> > > >
> > > > Add the DT binding document for the battery charger module of max77650.
> > > >
> > > > Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> > > > ---
> > > >  .../power/supply/max77650-charger.txt         | 27 +++++++++++++++++++
> > > >  1 file changed, 27 insertions(+)
> > > >  create mode 100644 Documentation/devicetree/bindings/power/supply/max77650-charger.txt
> > > >
> > > > diff --git a/Documentation/devicetree/bindings/power/supply/max77650-charger.txt b/Documentation/devicetree/bindings/power/supply/max77650-charger.txt
> > > > new file mode 100644
> > > > index 000000000000..fef188144386
> > > > --- /dev/null
> > > > +++ b/Documentation/devicetree/bindings/power/supply/max77650-charger.txt
> > > > @@ -0,0 +1,27 @@
> > > > +Battery charger driver for MAX77650 PMIC from Maxim Integrated.
> > > > +
> > > > +This module is part of the MAX77650 MFD device. For more details
> > > > +see Documentation/devicetree/bindings/mfd/max77650.txt.
> > > > +
> > > > +The charger is represented as a sub-node of the PMIC node on the device tree.
> > > > +
> > > > +Required properties:
> > > > +--------------------
> > > > +- compatible:                Must be "maxim,max77650-charger"
> > > > +
> > > > +Optional properties:
> > > > +--------------------
> > > > +- min-microvolt:     Minimum CHGIN regulation voltage (in microvolts). Must be
> > > > +                     one of: 4000000, 4100000, 4200000, 4300000, 4400000,
> > > > +                     4500000, 4600000, 4700000.
> > > > +- current-limit-microamp:    CHGIN input current limit (in microamps). Must
> > > > +                             be one of: 95000, 190000, 285000, 380000, 475000.
> > >
> > > To repeat what I said on v6, these should be common properties IMO (and
> > > therefore documented as such).
> > >
> >
> > Do you mean a separate "charger.txt" document in
> > Documentation/devicetree/bindings/power/supply/?
>
> Yes, though I thought we had something already.
>
> Rob

We don't AFAICT. There's only a binding document for "simple-battery"
in power supply.

Bart