[ARM] pxa: move mach/i2c.h to plat/i2c.h

Signed-off-by: Paul Shen <paul.shen@marvell.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c
index 2b289f8..f95b32d 100644
--- a/arch/arm/mach-pxa/csb726.c
+++ b/arch/arm/mach-pxa/csb726.c
@@ -21,7 +21,7 @@
 #include <asm/mach/arch.h>
 #include <mach/csb726.h>
 #include <mach/mfp-pxa27x.h>
-#include <mach/i2c.h>
+#include <plat/i2c.h>
 #include <mach/mmc.h>
 #include <mach/ohci.h>
 #include <mach/pxa2xx-regs.h>