This driver depends on I2C and uses SMBUS for communication with
the host.
Signed-off-by: NRhyland Klein <rklein@nvidia.com>
Reviewed-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Reviewed-by: NJean Delvare <khali@linux-fr.org>
Signed-off-by: NAnton Vorontsov <cbouatmailru@gmail.com>