clk: rockchip: rk3066a: Fix spdif_frac

Change-Id: I8bed32dab9364ef4c37c8aee53de17b554c36a81
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>

Author: finley1226

drivers/clk/rockchip/clk-rk3188.c

@@ -379,7 +379,7 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = {
 	COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0,
 			RK2928_CLKSEL_CON(5), 0, 7, DFLAGS,
 			RK2928_CLKGATE_CON(0), 13, GFLAGS),
-	COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_pll", CLK_SET_RATE_PARENT,
+	COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_pre", CLK_SET_RATE_PARENT,
 			RK2928_CLKSEL_CON(9), 0,
 			RK2928_CLKGATE_CON(0), 14, GFLAGS,
 			&common_spdif_fracmux),