gpio: Add STA2X11 GPIO block

This introduces 128 gpio bits (for each PCI device installed) with
working interrupt support.

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@st.com>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index a0d57964d31c..09ac540daade 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -149,6 +149,14 @@ config GPIO_PXA
         help
           Say yes here to support the PXA GPIO device
 
+config GPIO_STA2X11
+        bool "STA2x11/ConneXt GPIO support"
+        depends on MFD_STA2X11
+        select GENERIC_IRQ_CHIP
+        help
+          Say yes here to support the STA2x11/ConneXt GPIO device.
+          The GPIO module has 128 GPIO pins with alternate functions.
+
 config GPIO_XILINX
         bool "Xilinx GPIO support"
         depends on PPC_OF || MICROBLAZE