ARM: OMAP1: Move most of plat/io.h into local iomap.h

There's no need to have these in plat/io.h.

While at it, clean up the includes to group them
like they typically are grouped.

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c
index 4a7f251..f304fe2 100644
--- a/arch/arm/mach-omap1/board-h3.c
+++ b/arch/arm/mach-omap1/board-h3.c
@@ -33,21 +33,21 @@
 
 #include <asm/setup.h>
 #include <asm/page.h>
-#include <mach/hardware.h>
-
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 
-#include <mach/irqs.h>
 #include <plat/mux.h>
 #include <plat/tc.h>
 #include <plat/usb.h>
 #include <plat/keypad.h>
 #include <plat/dma.h>
-#include "common.h"
 #include <plat/flash.h>
 
+#include <mach/hardware.h>
+#include <mach/irqs.h>
+
+#include "common.h"
 #include "board-h3.h"
 
 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */