linux-kernel - Re: [PATCH v2 4/4] rtc: ds1307: add freq_test sysfs attribute to check tick on m41txx

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Date:   Wed, 9 May 2018 20:46:09 +0200
From:   Giulio Benetti <giulio.benetti@...ronovasrl.com>
To:     a.zummo@...ertech.it, alexandre.belloni@...tlin.com
Cc:     robh+dt@...nel.org, mark.rutland@....com,
        linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 4/4] rtc: ds1307: add freq_test sysfs attribute to
 check tick on m41txx

Sorry everybody,

Il 09/05/2018 20:28, Giulio Benetti ha scritto:
>   static int ds1307_probe(struct i2c_client *client,
>   			const struct i2c_device_id *id)
>   {
> @@ -1783,6 +1851,24 @@ static int ds1307_probe(struct i2c_client *client,
>   	if (err)
>   		return err;
>   
> +	/* Export sysfs entries */
> +	err = sysfs_create_group(&(&client->dev)->kobj, &rtc_calib_attr_group);
> +	if (err) {
> +		dev_err(&client->dev, "Failed to create sysfs group: %d\n",
> +			err);
> +		return err;
> +	}
> +
> +	err = devm_add_action_or_reset(&client->dev,
> +				       rtc_calib_remove_sysfs_group,
> +				       &client->dev);
> +	if (err) {
> +		dev_err(&client->dev,
> +			"Failed to add sysfs cleanup action: %d\n",
> +			err);
> +		return err;
> +	}
> +
>   	if (chip->nvram_size) {
>   		struct nvmem_config nvmem_cfg = {
>   			.name = "ds1307_nvram",
> 

Adding sysfs must be done only for mt41xx series.
I correct and submit V3 patchest.
Sorry again.

-- 
Giulio Benetti
CTO

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