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iio: ak8975: fix AK09911 dependencies 

ak8975 depends on I2C and GPIOLIB, so any symbols that selects
ak8975 must have the same dependency, or we get build errors:

drivers/iio/magnetometer/ak8975.c: In function 'ak8975_who_i_am':
drivers/iio/magnetometer/ak8975.c:393:2: error: implicit declaration of function 'i2c_smbus_read_i2c_block_data' [-Werror=implicit-function-declaration]
  ret = i2c_smbus_read_i2c_block_data(client, AK09912_REG_WIA1,
  ^
drivers/iio/magnetometer/ak8975.c: In function 'ak8975_set_mode':
drivers/iio/magnetometer/ak8975.c:431:2: error: implicit declaration of function 'i2c_smbus_write_byte_data' [-Werror=implicit-function-declaration]
  ret = i2c_smbus_write_byte_data(data->client,

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 57e73a423b ("iio: ak8975: add ak09911 and ak09912 support")
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Arnd Bergmann 2015-01-28 14:58:44 +01:00 committed by Jonathan Cameron
parent b841118ee6
commit 3608688973
1 changed files with 2 additions and 0 deletions
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2
drivers/iio/magnetometer/Kconfig
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@ -18,6 +18,8 @@ config AK8975
config AK09911
tristate "Asahi Kasei AK09911 3-axis Compass"
depends on I2C
depends on GPIOLIB
select AK8975
help
Deprecated: AK09911 is now supported by AK8975 driver.