linux-kernel - Re: [PATCH v6 02/12] mfd: Add max7360 support

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Message-Id: <D99VLB8X9Y6T.3RO76KOQDUKZY@bootlin.com>
Date: Fri, 18 Apr 2025 17:39:00 +0200
From: "Mathieu Dubois-Briand" <mathieu.dubois-briand@...tlin.com>
To: "Andy Shevchenko" <andriy.shevchenko@...el.com>
Cc: "Lee Jones" <lee@...nel.org>, "Rob Herring" <robh@...nel.org>,
 "Krzysztof Kozlowski" <krzk+dt@...nel.org>, "Conor Dooley"
 <conor+dt@...nel.org>, "Kamel Bouhara" <kamel.bouhara@...tlin.com>, "Linus
 Walleij" <linus.walleij@...aro.org>, "Bartosz Golaszewski" <brgl@...ev.pl>,
 "Dmitry Torokhov" <dmitry.torokhov@...il.com>,
 Uwe Kleine-König <ukleinek@...nel.org>, "Michael Walle"
 <mwalle@...nel.org>, "Mark Brown" <broonie@...nel.org>, "Greg
 Kroah-Hartman" <gregkh@...uxfoundation.org>, "Rafael J. Wysocki"
 <rafael@...nel.org>, "Danilo Krummrich" <dakr@...nel.org>,
 <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <linux-gpio@...r.kernel.org>, <linux-input@...r.kernel.org>,
 <linux-pwm@...r.kernel.org>, Grégory Clement
 <gregory.clement@...tlin.com>, "Thomas Petazzoni"
 <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v6 02/12] mfd: Add max7360 support

On Thu Apr 17, 2025 at 8:16 PM CEST, Andy Shevchenko wrote:
> On Wed, Apr 09, 2025 at 04:55:49PM +0200, mathieu.dubois-briand@...tlin.com wrote:
>> From: Kamel Bouhara <kamel.bouhara@...tlin.com>
>> 
>> Add core driver to support MAX7360 i2c chip, multi function device
>> with keypad, GPIO, PWM, GPO and rotary encoder submodules.
>
> ...
>
>> +static int max7360_probe(struct i2c_client *client)
>> +{
>> +	struct device *dev = &client->dev;
>> +	struct regmap *regmap;
>> +	int ret;
>> +
>> +	regmap = devm_regmap_init_i2c(client, &max7360_regmap_config);
>> +	if (IS_ERR(regmap))
>> +		return dev_err_probe(dev, PTR_ERR(regmap), "Failed to initialise regmap\n");
>
>> +	i2c_set_clientdata(client, regmap);
>
> Is it used somehow? In children?
>

I cannot see where it would be used in the code, and removing it has no
effect. I will remove it.

Thanks for your review.
Mathieu

-- 
Mathieu Dubois-Briand, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com