inital commit for FRDM-MCXA346 support

Author: yandld

bsp/nxp/mcx/mcxa/Libraries/drivers/drv_uart.c

@@ -60,7 +60,11 @@ static const struct mcx_uart uarts[] =
         &serial0,
         LPUART0,
         LPUART0_IRQn,
-        kCLOCK_Fro12M,
+#if (defined(CPU_MCXA346VLH) || defined(CPU_MCXA346VLL) || defined(CPU_MCXA346VLQ) || defined(CPU_MCXA346VPN))
+        kFRO_LF_DIV_to_LPUART0,
+#else
+        kFRO12M_to_LPUART0,
+#endif
         kFRO12M_to_LPUART0,
         kCLOCK_GateLPUART0,
         kCLOCK_DivLPUART0,
@@ -72,7 +76,11 @@ static const struct mcx_uart uarts[] =
         &serial1,
         LPUART1,
         LPUART1_IRQn,
-        kCLOCK_Fro12M,
+#if (defined(CPU_MCXA346VLH) || defined(CPU_MCXA346VLL) || defined(CPU_MCXA346VLQ) || defined(CPU_MCXA346VPN))
+        kFRO_LF_DIV_to_LPUART1,
+#else
+        kFRO12M_to_LPUART1,
+#endif
         kFRO12M_to_LPUART1,
         kCLOCK_GateLPUART1,
         kCLOCK_DivLPUART1,
@@ -85,7 +93,11 @@ static const struct mcx_uart uarts[] =
         LPUART2,
         LPUART2_IRQn,
         kCLOCK_Fro12M,
+#if (defined(CPU_MCXA346VLH) || defined(CPU_MCXA346VLL) || defined(CPU_MCXA346VLQ) || defined(CPU_MCXA346VPN))
+        kFRO_LF_DIV_to_LPUART2,
+#else
         kFRO12M_to_LPUART2,
+#endif
         kCLOCK_GateLPUART2,
         kCLOCK_DivLPUART2,
         "uart2",