From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Arnd Bergmann To: Jonathan Cameron Cc: Linus Walleij , Arnd Bergmann , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] iio: gyro: mpu3050: add I2C dependency Date: Tue, 8 Nov 2016 14:59:30 +0100 Message-Id: <20161108135945.2217384-2-arnd@arndb.de> In-Reply-To: <20161108135945.2217384-1-arnd@arndb.de> References: <20161108135945.2217384-1-arnd@arndb.de> List-ID: The new mpu3050 driver fails to build if I2C is disabled: drivers/iio/built-in.o: In function `mpu3050_i2c_driver_exit': mpu3050-i2c.c:(.exit.text+0x17f): undefined reference to `i2c_del_driver' drivers/iio/built-in.o: In function `mpu3050_i2c_driver_init': mpu3050-i2c.c:(.init.text+0x215): undefined reference to `i2c_register_driver' This adds a Kconfig dependency to ensure we only build it when I2C is available. Fixes: 3904b28efb2c ("iio: gyro: Add driver for the MPU-3050 gyroscope") Signed-off-by: Arnd Bergmann --- drivers/iio/gyro/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/gyro/Kconfig b/drivers/iio/gyro/Kconfig index 107b5efd4178..3126cf05e6b9 100644 --- a/drivers/iio/gyro/Kconfig +++ b/drivers/iio/gyro/Kconfig @@ -93,6 +93,7 @@ config MPU3050 config MPU3050_I2C tristate "Invensense MPU3050 devices on I2C" depends on !(INPUT_MPU3050=y || INPUT_MPU3050=m) + depends on I2C select MPU3050 select REGMAP_I2C select I2C_MUX -- 2.9.0