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-rw-r--r--drivers/mfd/Kconfig14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index ee3927ab11e..61f0346650b 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -241,6 +241,20 @@ config PCF50633_GPIO
Say yes here if you want to include support GPIO for pins on
the PCF50633 chip.
+config AB3100_CORE
+ tristate "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
+ depends on I2C
+ default y if ARCH_U300
+ help
+ Select this to enable the AB3100 Mixed Signal IC core
+ functionality. This connects to a AB3100 on the I2C bus
+ and expose a number of symbols needed for dependent devices
+ to read and write registers and subscribe to events from
+ this multi-functional IC. This is needed to use other features
+ of the AB3100 such as battery-backed RTC, charging control,
+ LEDs, vibrator, system power and temperature, power management
+ and ALSA sound.
+
endmenu
menu "Multimedia Capabilities Port drivers"