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/drivers/net/gmac_rockchip.c b/drivers/net/gmac_rockchip.c
index c01ae75..26a6121 100644
--- a/drivers/net/gmac_rockchip.c
+++ b/drivers/net/gmac_rockchip.c
@@ -11,15 +11,15 @@
 #include <phy.h>
 #include <syscon.h>
 #include <asm/io.h>
-#include <asm/arch/periph.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/grf_rk322x.h>
-#include <asm/arch/grf_rk3288.h>
-#include <asm/arch/grf_rk3328.h>
-#include <asm/arch/grf_rk3368.h>
-#include <asm/arch/grf_rk3399.h>
-#include <asm/arch/grf_rv1108.h>
+#include <asm/arch-rockchip/periph.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/hardware.h>
+#include <asm/arch-rockchip/grf_rk322x.h>
+#include <asm/arch-rockchip/grf_rk3288.h>
+#include <asm/arch-rockchip/grf_rk3328.h>
+#include <asm/arch-rockchip/grf_rk3368.h>
+#include <asm/arch-rockchip/grf_rk3399.h>
+#include <asm/arch-rockchip/grf_rv1108.h>
 #include <dm/pinctrl.h>
 #include <dt-bindings/clock/rk3288-cru.h>
 #include "designware.h"