ARM: UniPhier: include <mach/*.h> instead of <asm/arch/*.h>

Since commit 0e7368c6c426 (kbuild: prepare for moving headers into
mach-*/include/mach), we can replace #include <asm/arch/*.h> with
<mach/*.h> so we do not need to create the symbolic link during the
build.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/arch/arm/mach-uniphier/timer.c b/arch/arm/mach-uniphier/timer.c
index 6edc084..adef08d 100644
--- a/arch/arm/mach-uniphier/timer.c
+++ b/arch/arm/mach-uniphier/timer.c
@@ -7,7 +7,7 @@
 
 #include <common.h>
 #include <asm/io.h>
-#include <asm/arch/arm-mpcore.h>
+#include <mach/arm-mpcore.h>
 
 #define PERIPHCLK (50 * 1000 * 1000) /* 50 MHz */
 #define PRESCALER ((PERIPHCLK) / (CONFIG_SYS_TIMER_RATE) - 1)