mfd: Add VIA VX855 multi-function device support
This device has GPIO, SPI and I2C capabilities.
The hardware can be found in the OLPC XO-1.5 laptop.
Based on earlier work by Harald Welte.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 256fabd..9735f58 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -576,6 +576,15 @@
This driver can also be built as a module. If so, the module
will be called tps6586x.
+config MFD_VX855
+ tristate "Support for VIA VX855/VX875 integrated south bridge"
+ depends on PCI
+ select MFD_CORE
+ help
+ Say yes here to enable support for various functions of the
+ VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
+ and/or vx855_gpio drivers for this to do anything useful.
+
endif # MFD_SUPPORT
menu "Multimedia Capabilities Port drivers"