ARM: OMAP: fix OMAP1 mpuio suspend/resume oops

Fix oops in omap16xx mpuio suspend/resume code; field wasn't initialized

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index df0ff0f..9dc6d36 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -1178,6 +1178,8 @@
 
 static inline void mpuio_init(void)
 {
+	platform_set_drvdata(&omap_mpuio_device, &gpio_bank_1610[0]);
+
 	if (platform_driver_register(&omap_mpuio_driver) == 0)
 		(void) platform_device_register(&omap_mpuio_device);
 }