linux-kernel - Re: [PATCH v15 2/3] drivers: input:keyboard: Add mtk keypad driver

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Date:   Tue, 21 Jul 2020 17:23:03 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Mattijs Korpershoek <mkorpershoek@...libre.com>
Cc:     Fengping yu <fengping.yu@...iatek.com>,
        Yingjoe Chen <yingjoe.chen@...iatek.com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Marco Felsch <m.felsch@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        linux-input <linux-input@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>
Subject: Re: [PATCH v15 2/3] drivers: input:keyboard: Add mtk keypad driver

On Tue, Jul 21, 2020 at 3:38 PM Mattijs Korpershoek
<mkorpershoek@...libre.com> wrote:
> Fengping yu <fengping.yu@...iatek.com> writes:

> > This adds matrix keypad support for Mediatek SoCs.

...

> > +     keypad->regmap = devm_regmap_init_mmio(&pdev->dev,
> > +                                            keypad->base,
> > +                                            &keypad_regmap_cfg);
> > +     if (IS_ERR(keypad->regmap)) {
> > +             dev_err(&pdev->dev,
> > +                     "regmap init failed:%ld\n", PTR_ERR(keypad->regmap));
> > +             return PTR_ERR(keypad->regmap);
> > +     }

Okay, because another comment appeared, I would suggest to switch to
%pe at the same time.

            dev_err(&pdev->dev,   "regmap init failed: %pe\n", keypad->regmap);

-- 
With Best Regards,
Andy Shevchenko