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/arch/arm/mach-rockchip/rk322x-board-spl.c b/arch/arm/mach-rockchip/rk322x-board-spl.c
index 1e718f2..c50130c 100644
--- a/arch/arm/mach-rockchip/rk322x-board-spl.c
+++ b/arch/arm/mach-rockchip/rk322x-board-spl.c
@@ -9,12 +9,12 @@
 #include <ram.h>
 #include <spl.h>
 #include <asm/io.h>
-#include <asm/arch/bootrom.h>
-#include <asm/arch/cru_rk322x.h>
-#include <asm/arch/grf_rk322x.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/timer.h>
-#include <asm/arch/uart.h>
+#include <asm/arch-rockchip/bootrom.h>
+#include <asm/arch-rockchip/cru_rk322x.h>
+#include <asm/arch-rockchip/grf_rk322x.h>
+#include <asm/arch-rockchip/hardware.h>
+#include <asm/arch-rockchip/timer.h>
+#include <asm/arch-rockchip/uart.h>
 
 u32 spl_boot_device(void)
 {