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authorLars Poeschel <poeschel@lemonage.de>2012-11-05 15:48:24 +0100
committerSamuel Ortiz <sameo@linux.intel.com>2012-11-20 12:21:12 +0100
commit9d5b72de0d1627b130fa69c5edf58b5b2df4ca50 (patch)
tree642b3beb4d7ee1170f52a4ce2e523b5c8b2ed9bc /drivers/gpio/Kconfig
parentf01312d846016dbd38cc9865e580298fb61f2aa7 (diff)
gpio: Add viperboard gpio driver
This adds the mfd cell to use the gpio a and gpio b part of the Nano River Technologies viperboard. Signed-off-by: Lars Poeschel <poeschel@lemonage.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/gpio/Kconfig')
-rw-r--r--drivers/gpio/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index d055cee3694..c3bbd08bcdc 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -649,4 +649,17 @@ config GPIO_MSIC
Enable support for GPIO on intel MSIC controllers found in
intel MID devices
+comment "USB GPIO expanders:"
+
+config GPIO_VIPERBOARD
+ tristate "Viperboard GPIO a & b support"
+ depends on MFD_VIPERBOARD && USB
+ help
+ Say yes here to access the GPIO signals of Nano River
+ Technologies Viperboard. There are two GPIO chips on the
+ board: gpioa and gpiob.
+ See viperboard API specification and Nano
+ River Tech's viperboard.h for detailed meaning
+ of the module parameters.
+
endif