clk: rockchip: add rk3328 clk_mac2io_ext ID

Signed-off-by: NElaine Zhang <zhangqing@rock-chips.com>
Signed-off-by: NHeiko Stuebner <heiko@sntech.de>

include/dt-bindings/clock/rk3328-cru.h

@@ -97,6 +97,7 @@
 #define SCLK_MAC2IO_SRC		99
 #define SCLK_MAC2IO		100
 #define SCLK_MAC2PHY		101
+#define SCLK_MAC2IO_EXT		102
 
 /* dclk gates */
 #define DCLK_LCDC		120