rockchip: use 'arch-rockchip' as header file path

Rockchip use 'arch-rockchip' instead of arch-$(SOC) as common
header file path, so that we can get the correct path directly.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/board/rockchip/evb_rv1108/evb_rv1108.c b/board/rockchip/evb_rv1108/evb_rv1108.c
index 107929e..457b110 100644
--- a/board/rockchip/evb_rv1108/evb_rv1108.c
+++ b/board/rockchip/evb_rv1108/evb_rv1108.c
@@ -7,8 +7,8 @@
 #include <common.h>
 #include <asm/io.h>
 #include <fdtdec.h>
-#include <asm/arch/grf_rv1108.h>
-#include <asm/arch/hardware.h>
+#include <asm/arch-rockchip/grf_rv1108.h>
+#include <asm/arch-rockchip/hardware.h>
 
 DECLARE_GLOBAL_DATA_PTR;