linux-kernel - Re: [PATCH 2/2] Add driver for Moortec MR75203 PVT controller

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Date:   Thu, 10 Sep 2020 12:35:17 +0200
From:   Philipp Zabel <p.zabel@...gutronix.de>
To:     Rahul Tanwar <rahul.tanwar@...ux.intel.com>, jdelvare@...e.com,
        linux@...ck-us.net, linux-hwmon@...r.kernel.org, robh+dt@...nel.org
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        andriy.shevchenko@...el.com, songjun.Wu@...el.com,
        cheol.yong.kim@...el.com, qi-ming.wu@...el.com,
        rtanwar@...linear.com
Subject: Re: [PATCH 2/2] Add driver for Moortec MR75203 PVT controller

On Wed, 2020-09-09 at 14:52 +0800, Rahul Tanwar wrote:
> PVT controller (MR75203) is used to configure & control
> Moortec embedded analog IP which contains temprature
> sensor(TS), voltage monitor(VM) & process detector(PD)
> modules. Add driver to support MR75203 PVT controller.
> 
> Signed-off-by: Rahul Tanwar <rahul.tanwar@...ux.intel.com>
> ---
[...]
> +static int mr75203_probe(struct platform_device *pdev)
> +{
> +	const struct hwmon_channel_info **pvt_info;
> +	u32 ts_num, vm_num, pd_num, val, index, i;
> +	struct device *dev = &pdev->dev;
> +	u32 *temp_config, *in_config;
> +	struct device *hwmon_dev;
> +	struct pvt_device *pvt;
> +	int ret;
> +
> +	pvt = devm_kzalloc(dev, sizeof(*pvt), GFP_KERNEL);
> +	if (!pvt)
> +		return -ENOMEM;
> +
> +	ret = pvt_get_regmap(pdev, "common");
> +	if (ret)
> +		return ret;
> +
> +	pvt->rst = devm_reset_control_get(dev, NULL);

Please use devm_reset_control_get_exclusive().

regards
Philipp