diff --git a/arch/arm/mach-rk3188/clock_data.c b/arch/arm/mach-rk3188/clock_data.c
index ec17d0994787..7205eba33a81 100755
--- a/arch/arm/mach-rk3188/clock_data.c
+++ b/arch/arm/mach-rk3188/clock_data.c
@@ -3578,7 +3578,11 @@ static void __init rk30_clock_common_init(unsigned long gpll_rate, unsigned long
 	clk_set_parent_nolock(&aclk_gpu, &general_pll_clk);
 	clk_set_rate_nolock(&aclk_gpu, 200 * MHZ);
 	
-	clk_set_rate_nolock(&clk_uart0, 48000000);
+	if (0 == pll_flag) {
+		clk_set_rate_nolock(&clk_uart0, 48000000);
+	} else {
+		clk_set_rate_nolock(&clk_uart0, 49500000);
+	}
 	clk_set_rate_nolock(&clk_sdmmc, 24750000);
 	clk_set_rate_nolock(&clk_sdio, 24750000);
 }