From 37ef1ba88c42b15909ee84286ecc0d9bd5560506 Mon Sep 17 00:00:00 2001
From: Yuqiang Wang <2053731441@qq.com>
Date: Mon, 2 Oct 2023 16:28:46 +0800
Subject: [PATCH] [bsp/stm32] Optimize the kconfig structure of ART-PI board
 about serial port (#8101)

---
 bsp/stm32/stm32h750-artpi/board/Kconfig | 78 +++++++++++++++++++++----
 bsp/stm32/stm32h750-artpi/board/board.h |  5 --
 2 files changed, 66 insertions(+), 17 deletions(-)

diff --git a/bsp/stm32/stm32h750-artpi/board/Kconfig b/bsp/stm32/stm32h750-artpi/board/Kconfig
index f23010945e..1d488c446f 100644
--- a/bsp/stm32/stm32h750-artpi/board/Kconfig
+++ b/bsp/stm32/stm32h750-artpi/board/Kconfig
@@ -147,31 +147,85 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_SERIAL
         select RT_SERIAL_USING_DMA
         if BSP_USING_UART
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_RX_USING_DMA
+                        bool "Enable UART1 RX DMA"
+                        depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
+                        default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
-                default n
+                    config BSP_UART1_TX_USING_DMA
+                        bool "Enable UART1 TX DMA"
+                        depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
+                        default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
-                default n
+                    config BSP_UART1_RX_BUFSIZE
+                        int "Set UART1 RX buffer size"
+                        range 64 65535
+                        depends on BSP_USING_UART1
+                        default 256
 
-            config BSP_USING_UART3
+                    config BSP_UART1_TX_BUFSIZE
+                        int "Set UART1 TX buffer size"
+                        range 0 65535
+                        depends on BSP_USING_UART1
+                        default 0
+
+                endif
+
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_RX_BUFSIZE
+                        int "Set UART3 RX buffer size"
+                        range 64 65535
+                        depends on BSP_USING_UART3
+                        default 256
 
-            config BSP_USING_UART4
+                    config BSP_UART3_TX_BUFSIZE
+                        int "Set UART3 TX buffer size"
+                        range 0 65535
+                        depends on BSP_USING_UART3
+                        default 0
+                endif
+
+            menuconfig BSP_USING_UART4
                 bool "Enable UART4"
                 default n
+                if BSP_USING_UART4
+                    config BSP_UART4_RX_BUFSIZE
+                        int "Set UART4 RX buffer size"
+                        range 64 65535
+                        depends on BSP_USING_UART4
+                        default 256
 
-            config BSP_USING_UART6
+                    config BSP_UART4_TX_BUFSIZE
+                        int "Set UART4 TX buffer size"
+                        range 0 65535
+                        depends on BSP_USING_UART4
+                        default 0
+                endif
+
+            menuconfig BSP_USING_UART6
                 bool "Enable UART6"
                 default n
+                if BSP_USING_UART6
+                    config BSP_UART6_RX_BUFSIZE
+                        int "Set UART6 RX buffer size"
+                        range 64 65535
+                        depends on BSP_USING_UART6
+                        default 256
+
+                    config BSP_UART6_TX_BUFSIZE
+                        int "Set UART6 TX buffer size"
+                        range 0 65535
+                        depends on BSP_USING_UART6
+                        default 0
+
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/stm32/stm32h750-artpi/board/board.h b/bsp/stm32/stm32h750-artpi/board/board.h
index 4da884ef76..7a253d3132 100644
--- a/bsp/stm32/stm32h750-artpi/board/board.h
+++ b/bsp/stm32/stm32h750-artpi/board/board.h
@@ -66,11 +66,6 @@ extern "C" {
  *
  */
 
-#define BSP_UART3_RX_BUFSIZE   256
-#define BSP_UART3_TX_BUFSIZE   256
-#define BSP_UART4_RX_BUFSIZE   256
-#define BSP_UART4_TX_BUFSIZE   256
-
 #define STM32_FLASH_START_ADRESS       ROM_START
 #define STM32_FLASH_SIZE               ROM_SIZE
 #define STM32_FLASH_END_ADDRESS        ROM_END