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>

arch/arm/Kconfig

@@ -1577,7 +1577,7 @@ config LOCAL_TIMERS
 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.