ARM: ux500: configure in sensors

This enables the STMicroelectronics MEMS sensors for accelerometer,
gyroscope, magnetometer and pressure that are mounted on the Ux500
models.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/configs/u8500_defconfig

@@ -103,6 +103,11 @@ CONFIG_STE_DMA40=y
 CONFIG_STAGING=y
 CONFIG_TOUCHSCREEN_SYNAPTICS_I2C_RMI4=y
 CONFIG_HSEM_U8500=y
+CONFIG_IIO=y
+CONFIG_IIO_ST_ACCEL_3AXIS=y
+CONFIG_IIO_ST_GYRO_3AXIS=y
+CONFIG_IIO_ST_MAGN_3AXIS=y
+CONFIG_IIO_ST_PRESS=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_POSIX_ACL=y