ARM: OMAP1: Move flash.h from plat to mach

This is only used by omap1.

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c
index 518b94d..0c83634 100644
--- a/arch/arm/mach-omap1/board-palmtt.c
+++ b/arch/arm/mach-omap1/board-palmtt.c
@@ -34,7 +34,7 @@
 #include <asm/mach/map.h>
 
 #include <plat/led.h>
-#include <plat/flash.h>
+#include <mach/flash.h>
 #include <mach/mux.h>
 #include <plat/dma.h>
 #include <plat/tc.h>