ARM: ux500: set ARCH_NR_GPIO to 355 on U8500 platforms

This is due to the increased number of AB8500 GPIOs.

Signed-off-by: Philippe Langlais <philippe.langlais@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a48aecc..b145d67 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1577,7 +1577,7 @@
 config ARCH_NR_GPIO
 	int
 	default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
-	default 350 if ARCH_U8500
+	default 355 if ARCH_U8500
 	default 0
 	help
 	  Maximum number of GPIOs in the system.