diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig
index 03c155f5b811..c0f81317a467 100644
--- a/arch/arm/configs/lpc18xx_defconfig
+++ b/arch/arm/configs/lpc18xx_defconfig
@@ -147,6 +147,9 @@ CONFIG_MEMORY=y
 CONFIG_ARM_PL172_MPMC=y
 CONFIG_PWM=y
 CONFIG_PWM_LPC18XX_SCT=y
+CONFIG_IIO=y
+CONFIG_MMA7455_I2C=y
+CONFIG_IIO_SYSFS_TRIGGER=y
 CONFIG_PHY_LPC18XX_USB_OTG=y
 CONFIG_EXT2_FS=y
 # CONFIG_FILE_LOCKING is not set