ARM: OMAP2+: Use SoC specifc map_io

There's no longer any need for the board specific
map_io.

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index 32a79e2..8677a06 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -139,12 +139,6 @@
 	platform_device_register(&leds_gpio);
 }
 
-static void __init rx51_map_io(void)
-{
-	omap2_set_globals_3xxx();
-	omap34xx_map_common_io();
-}
-
 static void __init rx51_reserve(void)
 {
 	rx51_video_mem_init();
@@ -155,7 +149,7 @@
 	/* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
 	.boot_params	= 0x80000100,
 	.reserve	= rx51_reserve,
-	.map_io		= rx51_map_io,
+	.map_io		= omap3_map_io,
 	.init_early	= omap3430_init_early,
 	.init_irq	= omap3_init_irq,
 	.init_machine	= rx51_init,