The newly added afe4403 driver uses the regmap facility to abstract the I2C and SPI access. However, it fails to ensure that regmap_spi is actually present:
drivers/iio/built-in.o: In function `afe4403_probe': :(.text+0x9bf8): undefined reference to `__devm_regmap_init_spi' This adds a Kconfig select statement like the afe4404 I2C driver has. Signed-off-by: Arnd Bergmann <[email protected]> Fixes: eec96d1e2d31 ("iio: health: Add driver for the TI AFE4403 heart monitor") --- drivers/iio/health/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/health/Kconfig b/drivers/iio/health/Kconfig index f0c19779ac27..c5f004a8e447 100644 --- a/drivers/iio/health/Kconfig +++ b/drivers/iio/health/Kconfig @@ -10,6 +10,7 @@ menu "Heart Rate Monitors" config AFE4403 tristate "TI AFE4403 Heart Rate Monitor" depends on SPI_MASTER + select REGMAP_SPI select IIO_BUFFER select IIO_TRIGGERED_BUFFER help -- 2.7.0
