imxrt:board: Add LPUART3 item for imxrt1052-nxp-evk

Add LPUART3 item in imxrt1052-nxp-evk Kconfig file to support
Arduino UART interface.

Signed-off-by: Gavin Liu <gavin-liugang@outlook.com>

bsp/imxrt/imxrt1052-nxp-evk/board/Kconfig

@@ -56,6 +56,34 @@ menu "On-chip Peripheral Drivers"
                         depends on BSP_LPUART1_TX_USING_DMA
                         int "Set LPUART1 TX DMA channel (0-32)"
                         default 1
+
+            config BSP_USING_LPUART3
+                bool "Enable LPUART3"
+                default n
+
+                config BSP_LPUART3_RX_USING_DMA
+                    bool "Enable LPUART3 RX DMA"
+                    depends on BSP_USING_LPUART3
+                    select BSP_USING_DMA
+                    select RT_SERIAL_USING_DMA
+                    default n
+
+                    config BSP_LPUART3_RX_DMA_CHANNEL
+                        depends on BSP_LPUART3_RX_USING_DMA
+                        int "Set LPUART3 RX DMA channel (0-32)"
+                        default 0
+
+                config BSP_LPUART3_TX_USING_DMA
+                    bool "Enable LPUART3 TX DMA"
+                    depends on BSP_USING_LPUART3
+                    select BSP_USING_DMA
+                    select RT_SERIAL_USING_DMA
+                    default n
+
+                    config BSP_LPUART3_TX_DMA_CHANNEL
+                        depends on BSP_LPUART3_TX_USING_DMA
+                        int "Set LPUART3 TX DMA channel (0-32)"
+                        default 1
         endif
 
 endmenu