CRIS: enable GPIOLIB

Enable GPIOLIB on CRIS so that we can use the generic GPIO APIs.
Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

arch/cris/Kconfig

@@ -52,6 +52,7 @@ config CRIS
 	select CLONE_BACKWARDS2
 	select OLD_SIGSUSPEND
 	select OLD_SIGACTION
+	select ARCH_REQUIRE_GPIOLIB
 
 config HZ
 	int