gpiolib: Add support for Wolfson Microelectronics Arizona class devices

The Arizona class devices provide some GPIOs for use in the system. This
driver provides support for these via gpiolib. Currently interrupts are
not supported, normally the GPIOs are outputs only.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
[Fold in WM5110 support patch]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index c2dfa9f90b47..4002def0b524 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -253,6 +253,12 @@ config GPIO_GE_FPGA
 
 comment "I2C GPIO expanders:"
 
+config GPIO_ARIZONA
+        tristate "Wolfson Microelectronics Arizona class devices"
+        depends on MFD_ARIZONA
+        help
+          Support for GPIOs on Wolfson Arizona class devices.
+
 config GPIO_MAX7300
         tristate "Maxim MAX7300 GPIO expander"
         depends on I2C