gpio-pch: Support interrupt function
Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 04499c1..de5fea6 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -388,6 +388,7 @@
config GPIO_PCH
tristate "Intel EG20T PCH / OKI SEMICONDUCTOR ML7223 IOH GPIO"
depends on PCI && X86
+ select GENERIC_IRQ_CHIP
help
This driver is for PCH(Platform controller Hub) GPIO of Intel Topcliff
which is an IOH(Input/Output Hub) for x86 embedded processor.