ARM: DaVinci: SOC GPIOs use gpiolib

Switch DaVinci SOC gpios over to using the new GPIO library, so it can
access GPIO expanders and other non-SOC GPIOs using the same calls.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 70dba16..ea3c858 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -515,6 +515,7 @@
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
 	select GENERIC_GPIO
+	select ARCH_REQUIRE_GPIOLIB
 	select HAVE_CLK
 	help
 	  Support for TI's DaVinci platform.