默认使能APB2的配置

Signed-off-by: huhui <huhui@sharkgulf.com>

Librarys/CMSIS/GD32F3x0/Source/system_gd32f3x0.c

@@ -132,8 +132,8 @@ void system_clock_config(void);
 */
 void SystemInit (void)
 {
+	RCU_APB2EN = BIT(0);
 #if (defined(GD32F350))
-    RCU_APB2EN = BIT(0);
     CMP_CS |= (CMP_CS_CMP1MSEL | CMP_CS_CMP0MSEL);
 #endif /* GD32F350 */
     if(((FMC_OBSTAT & OB_OBSTAT_PLEVEL_HIGH) != OB_OBSTAT_PLEVEL_HIGH) &&