iio: adc: ad4130: depend on GPIOLIB

Fixes undefined references to 'gpiochip_get_data' and
'devm_gpiochip_add_data_with_key'.

Signed-off-by: Cosmin Tanislav <cosmin.tanislav@analog.com>
Reported-by: kernel test robot <lkp@intel.com>
Fixes: 62094060cf3a ("iio: adc: ad4130: add AD4130 driver")
Link: https://lore.kernel.org/r/20221114133649.1737027-1-cosmin.tanislav@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 8d719fbb6acc0f559c7aa7f918f5af4351dab8fa..63f80d747cbd215920d913681c688a5c9f421768 100644 (file)
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -24,6 +24,7 @@ config AD_SIGMA_DELTA
 config AD4130
        tristate "Analog Device AD4130 ADC Driver"
        depends on SPI
+       depends on GPIOLIB
        select IIO_BUFFER
        select IIO_KFIFO_BUF
        select REGMAP_SPI