mfd: Introduce lpc_sch for Intel SCH LPC bridge

Intel Poulsbo (SCH) chipset LPC bridge controller contains several
functions. Creating and MFD driver for the LPC bridge controller allows
simultaneous use of SMBus and GPIO interfaces on the SCH.

Signed-off-by: Denis Turischev <denis@compulab.co.il>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 84a68d260772..9b25fe28233e 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -389,6 +389,15 @@ config MFD_TIMBERDALE
 
         The timberdale FPGA can be found on the Intel Atom development board
         for in-vehicle infontainment, called Russellville.
+
+config LPC_SCH
+        tristate "Intel SCH LPC"
+        depends on PCI
+        select MFD_CORE
+        help
+          LPC bridge function of the Intel SCH provides support for
+          System Management Bus and General Purpose I/O.
+
 endmenu
 
 menu "Multimedia Capabilities Port drivers"