Re: [PATCH] iio: si7020: Add devicetree support and trivial bindings

From: Jonathan Cameron
Date: Sun Oct 30 2016 - 12:30:17 EST


On 25/10/16 20:20, Paul Kocialkowski wrote:
> This adds devicetree support for the si7020 iio driver. Since it works
> well without requiring any additional property, its compatible string is
> added to the trivial i2c devices bindings list.
>
> Signed-off-by: Paul Kocialkowski <contact@xxxxxxxx>
Applied to the togreg branch of iio.git - initially pushed out as tesitng
for the autobuilders to play with it.

Thanks,

Jonathan
> ---
> Documentation/devicetree/bindings/i2c/trivial-devices.txt | 1 +
> drivers/iio/humidity/si7020.c | 11 ++++++++++-
> 2 files changed, 11 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/i2c/trivial-devices.txt b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> index 5c70ce9..6afba26 100644
> --- a/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> +++ b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> @@ -145,6 +145,7 @@ ricoh,rv5c387a I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
> samsung,24ad0xd1 S524AD0XF1 (128K/256K-bit Serial EEPROM for Low Power)
> sgx,vz89x SGX Sensortech VZ89X Sensors
> sii,s35390a 2-wire CMOS real-time clock
> +silabs,si7020 Relative Humidity and Temperature Sensors
> skyworks,sky81452 Skyworks SKY81452: Six-Channel White LED Driver with Touch Panel Bias Supply
> st,24c256 i2c serial eeprom (24cxx)
> st,m41t00 Serial real-time clock (RTC)
> diff --git a/drivers/iio/humidity/si7020.c b/drivers/iio/humidity/si7020.c
> index ffc2ccf..345a765 100644
> --- a/drivers/iio/humidity/si7020.c
> +++ b/drivers/iio/humidity/si7020.c
> @@ -154,8 +154,17 @@ static const struct i2c_device_id si7020_id[] = {
> };
> MODULE_DEVICE_TABLE(i2c, si7020_id);
>
> +static const struct of_device_id si7020_dt_ids[] = {
> + { .compatible = "silabs,si7020" },
> + { }
> +};
> +MODULE_DEVICE_TABLE(of, si7020_dt_ids);
> +
> static struct i2c_driver si7020_driver = {
> - .driver.name = "si7020",
> + .driver = {
> + .name = "si7020",
> + .of_match_table = of_match_ptr(si7020_dt_ids),
> + },
> .probe = si7020_probe,
> .id_table = si7020_id,
> };
>