linux-kernel - Re: [PATCH] iio: light: vcnl4035 add i2c_device

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Date:   Sun, 18 Oct 2020 12:21:37 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Vaishnav M A <vaishnav@...gleboard.org>
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        alexandru.ardelean@...log.com, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org, jkridner@...gleboard.org,
        drew@...gleboard.org, robertcnelson@...gleboard.org,
        rajkovic@...roe.com
Subject: Re: [PATCH] iio: light: vcnl4035 add i2c_device_id

On Sat, 17 Oct 2020 00:14:59 +0530
Vaishnav M A <vaishnav@...gleboard.org> wrote:

> This patch aims to add i2c_device_id for the
> vcnl4035 driver, while going through the initial driver
> submission patches, noticed that the i2c_device_id was removed
> on suggestion (https://lore.kernel.org/patchwork/patch/970970/),
> will it be possible to consider this patch add the i2c_device_id,
> so that the device can be instantiated using i2c_new_client_device
> or say from the userspace?.This will be really helpful in cases
> where the device tree based description is not possible now(Eg. 
> a device on a gbphy i2c adapter created by greybus).
> 
> The particular usecase here is described over this RFC Patch
> for the mikroBUS driver:
> https://lore.kernel.org/patchwork/patch/1290148/
> 
> Thanks and Regards,
> 
> Vaishnav M A
If you send out a v2 of a patch without there having been any replies
please reply your self to say you have done so.

That avoids reviewers looking at the wrong version!

Thanks

Jonathan



> 
> Signed-off-by: Vaishnav M A <vaishnav@...gleboard.org>
> ---
>  drivers/iio/light/vcnl4035.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/iio/light/vcnl4035.c b/drivers/iio/light/vcnl4035.c
> index 765c44adac57..73a28e30dddc 100644
> --- a/drivers/iio/light/vcnl4035.c
> +++ b/drivers/iio/light/vcnl4035.c
> @@ -652,6 +652,12 @@ static const struct dev_pm_ops vcnl4035_pm_ops = {
>  			   vcnl4035_runtime_resume, NULL)
>  };
>  
> +static const struct i2c_device_id vcnl4035_id[] = {
> +	{ "vcnl4035", 0},
> +	{ }
> +};
> +MODULE_DEVICE_TABLE(i2c, vcnl4035_id);
> +
>  static const struct of_device_id vcnl4035_of_match[] = {
>  	{ .compatible = "vishay,vcnl4035", },
>  	{ }
> @@ -666,6 +672,7 @@ static struct i2c_driver vcnl4035_driver = {
>  	},
>  	.probe  = vcnl4035_probe,
>  	.remove	= vcnl4035_remove,
> +	.id_table = vcnl4035_id,
>  };
>  
>  module_i2c_driver(vcnl4035_driver);