Hi Anson,
On Thu, Dec 6, 2018 at 3:05 AM Anson Huang wrote:
> static int mag3110_request(struct mag3110_data *data)
> @@ -469,17 +471,27 @@ static int mag3110_probe(struct i2c_client *client,
> struct iio_dev *indio_dev;
> int ret;
>
> + indio_dev = devm_iio_device_alloc(&
The magnetometer's power supply could be controlled by regulator
on some platforms, such as i.MX6Q-SABRESD board, the mag3110's
power supply is controlled by a GPIO fixed regulator, need to make
sure the regulator is enabled before any communication with mag3110,
this patch adds optional vcc regula
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