linux-kernel - Re: [PATCH 6/8] mfd: max77714: Add driver for Maxim MAX77714 PMIC

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Date:   Tue, 12 Oct 2021 10:32:45 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Luca Ceresoli <luca@...aceresoli.net>, linux-kernel@...r.kernel.org
Cc:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>, devicetree@...r.kernel.org,
        linux-rtc@...r.kernel.org, linux-watchdog@...r.kernel.org,
        Chiwoong Byun <woong.byun@...sung.com>,
        Laxman Dewangan <ldewangan@...dia.com>
Subject: Re: [PATCH 6/8] mfd: max77714: Add driver for Maxim MAX77714 PMIC

On 11/10/2021 17:56, Luca Ceresoli wrote:
> Add a simple driver for the Maxim MAX77714 PMIC, supporting RTC and
> watchdog only.
> 
> Signed-off-by: Luca Ceresoli <luca@...aceresoli.net>
> ---
>  MAINTAINERS                  |   2 +
>  drivers/mfd/Kconfig          |  14 ++++
>  drivers/mfd/Makefile         |   1 +
>  drivers/mfd/max77714.c       | 151 +++++++++++++++++++++++++++++++++++
>  include/linux/mfd/max77714.h |  68 ++++++++++++++++
>  5 files changed, 236 insertions(+)
>  create mode 100644 drivers/mfd/max77714.c
>  create mode 100644 include/linux/mfd/max77714.h
> 

(...)

> +
> +static const struct of_device_id max77714_dt_match[] = {
> +	{ .compatible = "maxim,max77714" },
> +	{},
> +};

When converting to module - don't forget the MODULE_DEVICE_TABLE

> +
> +static struct i2c_driver max77714_driver = {
> +	.driver = {
> +		.name = "max77714",
> +		.of_match_table = of_match_ptr(max77714_dt_match),

Kbuild robot pointed it out - of_matc_ptr should not be needed, even for
compile testing without OF.

> +	},
> +	.probe_new = max77714_probe,
> +};

Best regards,
Krzysztof