linux-kernel - Re: [PATCHv2 2/6] power: supply: gpio-charger: Make gpios optional

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Date:   Wed, 10 Jun 2020 11:44:05 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Sebastian Reichel <sebastian.reichel@...labora.com>
Cc:     Sebastian Reichel <sre@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Emil Velikov <emil.velikov@...labora.com>,
        Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Russell King <linux@...linux.org.uk>,
        Linux PM list <linux-pm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        kernel@...labora.com,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCHv2 2/6] power: supply: gpio-charger: Make gpios optional

On Sat, Jun 6, 2020 at 12:44 AM Sebastian Reichel
<sebastian.reichel@...labora.com> wrote:

> While strongly recommended, not all devices have a gpio to
> detect if the charger is connected. This moves the 'gpios'
> from required to optional section.
>
> This also modifies error handling for the GPIO a bit: We
> no longer fallback to pdata, if a GPIO is specified using
> GPIO descriptor tables. This is a bit cleaner and does
> not have any real impact: There are only two mainline pdata
> users (arm/mach-sa1100/collie.c, arm/mach-pxa/tosa.c) and
> none of them specify the GPIO via gpiod descriptor tables.
> Once both have been converted the driver's support for
> specifying GPIOs numbers in pdata will be dropped.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij