Re: [PATCH v2 17/17] iio: gyro: itg3200: Add OF device ID table

From: Jonathan Cameron
Date: Sun Mar 19 2017 - 06:59:57 EST


On 15/03/17 04:45, Javier Martinez Canillas wrote:
> The driver doesn't have a struct of_device_id table but supported devices
> are registered via Device Trees. This is working on the assumption that a
> I2C device registered via OF will always match a legacy I2C device ID and
> that the MODALIAS reported will always be of the form i2c:<device>.
>
> But this could change in the future so the correct approach is to have an
> OF device ID table if the devices are registered via OF.
>
> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing for the
autobuilders to play with it.

Thanks,

Jonathan
>
> ---
>
> drivers/iio/gyro/itg3200_core.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/iio/gyro/itg3200_core.c b/drivers/iio/gyro/itg3200_core.c
> index c102a6325bb0..cfa2db04a8ab 100644
> --- a/drivers/iio/gyro/itg3200_core.c
> +++ b/drivers/iio/gyro/itg3200_core.c
> @@ -377,9 +377,16 @@ static const struct i2c_device_id itg3200_id[] = {
> };
> MODULE_DEVICE_TABLE(i2c, itg3200_id);
>
> +static const struct of_device_id itg3200_of_match[] = {
> + { .compatible = "invensense,itg3200" },
> + { }
> +};
> +MODULE_DEVICE_TABLE(of, itg3200_of_match);
> +
> static struct i2c_driver itg3200_driver = {
> .driver = {
> .name = "itg3200",
> + .of_match_table = itg3200_of_match,
> .pm = &itg3200_pm_ops,
> },
> .id_table = itg3200_id,
>