[bsp] add n32 pwm driver

bsp/n32/n32gxx_lxx/libraries/N32G43x_Firmware_Library/SConscript

@@ -33,9 +33,9 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32g43x_std_periph_driver/src/n32g43x_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME'])or GetDepend(['RT_USING_PWM']):
     src += ['n32g43x_std_periph_driver/src/n32g43x_tim.c']
-
+    
 if GetDepend(['RT_USING_RTC']):
     src += ['n32g43x_std_periph_driver/src/n32g43x_rtc.c']
     src += ['n32g43x_std_periph_driver/src/n32g43x_pwr.c']

bsp/n32/n32gxx_lxx/libraries/N32G45x_Firmware_Library/SConscript

@@ -38,7 +38,7 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32g45x_std_periph_driver/src/n32g45x_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME']) or GetDepend(['RT_USING_PWM']):
     src += ['n32g45x_std_periph_driver/src/n32g45x_tim.c']
 
 if GetDepend(['RT_USING_RTC']):

bsp/n32/n32gxx_lxx/libraries/N32G4FR_Firmware_Library/SConscript

@@ -32,9 +32,9 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32g4fr_std_periph_driver/src/n32g4fr_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME']) or GetDepend(['RT_USING_PWM']):
     src += ['n32g4fr_std_periph_driver/src/n32g4fr_tim.c']
-
+  
 if GetDepend(['RT_USING_RTC']):
     src += ['n32g4fr_std_periph_driver/src/n32g4fr_rtc.c']
 

bsp/n32/n32gxx_lxx/libraries/N32L40x_Firmware_Library/SConscript

@@ -33,7 +33,7 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32l40x_std_periph_driver/src/n32l40x_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME']) or GetDepend(['RT_USING_PWM']):
     src += ['n32l40x_std_periph_driver/src/n32l40x_tim.c']
 
 if GetDepend(['RT_USING_RTC']):

bsp/n32/n32gxx_lxx/libraries/N32L43x_Firmware_Library/SConscript

@@ -33,9 +33,9 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32l43x_std_periph_driver/src/n32l43x_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME']) or GetDepend(['RT_USING_PWM']):
     src += ['n32l43x_std_periph_driver/src/n32l43x_tim.c']
-
+   
 if GetDepend(['RT_USING_RTC']):
     src += ['n32l43x_std_periph_driver/src/n32l43x_rtc.c']
     src += ['n32l43x_std_periph_driver/src/n32l43x_pwr.c']

bsp/n32/n32gxx_lxx/libraries/N32WB452_Firmware_Library/SConscript

@@ -33,7 +33,7 @@ if GetDepend(['RT_USING_ADC']):
 if GetDepend(['RT_USING_DAC']):
     src += ['n32wb452_std_periph_driver/src/n32wb452_dac.c']
 
-if GetDepend(['RT_USING_CLOCK_TIME']):
+if GetDepend(['RT_USING_CLOCK_TIME']) or GetDepend(['RT_USING_PWM']):
     src += ['n32wb452_std_periph_driver/src/n32wb452_tim.c']
 
 if GetDepend(['RT_USING_RTC']):

bsp/n32/n32gxx_lxx/libraries/n32_drivers/SConscript

@@ -45,6 +45,8 @@ if GetDepend(['RT_USING_RTC']):
 if GetDepend(['RT_USING_WDT']):
     src += ['drv_wdt.c']
 
+if GetDepend(['BSP_USING_PWM']):
+    src += ['drv_pwm.c']  
 path =  [cwd]
 path += [cwd + '/config']
 

bsp/n32/n32gxx_lxx/libraries/n32_drivers/drv_pwm.c

@@ -0,0 +1,1030 @@
+
+ /*
+ * Copyright (c) 2006-2030, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       						Notes
+ * 2026-03-09     Car12(1085582540@qq.com)       	first version
+ */
+#include <rtconfig.h>
+#ifdef BSP_USING_PWM
+#define DBG_TAG "PWM"
+#include <rtdbg.h>
+#define PWM_LOG_E(...) LOG_E(__VA_ARGS__)
+#define PWM_LOG_D(...) LOG_I(__VA_ARGS__)
+#include <board.h>
+#include <rtconfig.h>
+#include <drivers\dev_pwm.h>
+#define MAX_PERIOD 0xffff
+#define MIN_PERIOD 1
+#define MIN_PULSE 1
+struct n32_pwm_channel
+{
+    GPIO_Module *gpio_grp; /* gpio*/ 
+    uint16_t pin;          /*gpio pin*/  
+    uint16_t pwm_mode;     /*pwm mode*/ 
+#if defined(SOC_N32L43X) || defined(SOC_N32L40X) || defined(SOC_N32G43X)
+    uint32_t gpio_af; /*gpio afio*/ 
+#endif
+    char *info;/**chanel info*/
+};
+struct n32_pwm
+{
+    struct rt_device_pwm pwm_device; /*pwm obj*/ 
+    TIM_Module *tim;                 /*timers*/ 
+    struct n32_pwm_channel ch[4];    /*chanel*/ 
+    uint32_t prescaler;              /*pre*/ 
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+    uint32_t gpio_af; /*afio*/ 
+#endif
+    char *name; /*driver name*/ 
+};
+
+/**
+ * @brief new timer object
+ */
+static struct n32_pwm n32_pwm_obj[] =
+    {
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+#ifdef BSP_USING_TIM1_PWM
+        {
+            .tim = TIM1,
+            .name = "pwm1",
+#ifdef TIM1_REMAP_0
+            .gpio_af = 0,
+#ifdef BSP_USING_TIM1_PWM_CH0
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_8,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM1 PWMCH0 PA8",
+#endif /* BSP_USING_TIM1_PWM_CH0 */
+#ifdef BSP_USING_TIM1_PWM_CH1
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_9,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM1 PWMCH1 PA9",
+#endif /* BSP_USING_TIM1_PWM_CH1 */
+#ifdef BSP_USING_TIM1_PWM_CH2
+            .ch[2].gpio_grp = GPIOA,
+            .ch[2].pin = GPIO_PIN_10,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM1 PWMCH2 PA10",
+#endif /* BSP_USING_TIM1_PWM_CH2 */
+#ifdef BSP_USING_TIM1_PWM_CH3
+            .ch[3].gpio_grp = GPIOA,
+            .ch[3].pin = GPIO_PIN_11,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM1 PWMCH3 PA11",
+#endif /* BSP_USING_TIM1_PWM_CH3 */
+#endif /*TIM1_REMAP_0*/
+#ifdef TIM1_REMAP_3
+            .gpio_af = GPIO_ALL_RMP_TIM1,
+#ifdef BSP_USING_TIM1_PWM_CH0
+            .ch[0].gpio_grp = GPIOE,
+            .ch[0].pin = GPIO_PIN_9,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM1 PWMCH0 PE9",
+#endif /* BSP_USING_TIM1_PWM_CH0 */
+#ifdef BSP_USING_TIM1_PWM_CH1
+            .ch[1].gpio_grp = GPIOE,
+            .ch[1].pin = GPIO_PIN_11,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM1 PWMCH1 PE11",
+#endif /* BSP_USING_TIM1_PWM_CH1 */
+#ifdef BSP_USING_TIM1_PWM_CH2
+            .ch[2].gpio_grp = GPIOE,
+            .ch[2].pin = GPIO_PIN_13,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM1 PWMCH2 PE13",
+#endif /* BSP_USING_TIM1_PWM_CH2 */
+#ifdef BSP_USING_TIM1_PWM_CH3
+            .ch[3].gpio_grp = GPIOE,
+            .ch[3].pin = GPIO_PIN_14,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM1 PWMCH3 PE14",
+#endif /* BSP_USING_TIM1_PWM_CH3 */
+#endif /*TIM1_REMAP_3*/
+        },
+#endif /*BSP_USING_TIM1_PWM*/
+#ifdef BSP_USING_TIM2_PWM
+        {
+            .tim = TIM2,
+            .name = "pwm2",
+#ifdef TIM2_REMAP_0
+            .gpio_af = 0,
+#endif
+#ifdef TIM2_REMAP_1
+            .gpio_af = GPIO_PartialRemap1_TIM2,
+#endif
+#ifdef TIM2_REMAP_2
+            .gpio_af = GPIO_PART2_RMP_TIM2,
+#endif
+#ifdef TIM2_REMAP_3
+            .gpio_af = GPIO_ALL_RMP_TIM2,
+#endif
+#if defined(TIM2_REMAP_0) || defined(TIM2_REMAP_2)
+#ifdef BSP_USING_TIM2_PWM_CH0
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_0,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM2 PWMCH0 PA0",
+#endif /*TIM2_PWM_CFG_CH1  */
+#ifdef BSP_USING_TIM2_PWM_CH1
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_1,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM2 PWMCH1 PA1",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*TIM2_REMAP_1   TIM2_REMAP_3  */
+#if defined(TIM2_REMAP_1) || defined(TIM2_REMAP_3)
+#ifdef BSP_USING_TIM2_PWM_CH0
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_15,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM2 PWMCH0 PA15",
+#endif /*TIM2_PWM_CFG_CH1  */
+#ifdef BSP_USING_TIM2_PWM_CH1
+            .ch[1].gpio_grp = GPIOB,
+            .ch[1].pin = GPIO_PIN_3,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM2 PWMCH1 PB3",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*defined(TIM2_REMAP_2) ||defined(TIM2_REMAP_4)  */
+#if defined(TIM2_REMAP_0) || defined(TIM2_REMAP_1)
+#ifdef BSP_USING_TIM2_PWM_CH2
+            .ch[2].gpio_grp = GPIOA,
+            .ch[2].pin = GPIO_PIN_2,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM2 PWMCH2 PA2",
+#endif /*TIM2_PWM_CFG_CH2  */
+#ifdef BSP_USING_TIM2_PWM_CH3
+            .ch[3].gpio_grp = GPIOA,
+            .ch[3].pin = GPIO_PIN_3,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM2 PWMCH3 PA3",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*defined(TIM2_REMAP_0) ||defined(TIM2_REMAP_1)*/
+#if defined(TIM2_REMAP_2) || defined(TIM2_REMAP_3)
+#ifdef BSP_USING_TIM2_PWM_CH2
+            .ch[2].gpio_grp = GPIOB,
+            .ch[2].pin = GPIO_PIN_10,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM2 PWMCH2 PB10",
+#endif /*TIM2_PWM_CFG_CH2  */
+#ifdef BSP_USING_TIM2_PWM_CH3
+            .ch[3].gpio_grp = GPIOB,
+            .ch[3].pin = GPIO_PIN_11,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM2 PWMCH3 PB11",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*defined(TIM2_REMAP_2) ||defined(TIM2_REMAP_3)*/
+        },
+#endif /*BSP_USING_TIM2_PWM*/
+#ifdef BSP_USING_TIM3_PWM
+        {
+            .tim = TIM3,
+            .name = "pwm3",
+#ifdef TIM3_REMAP_0
+            .gpio_af = 0,
+#endif
+#ifdef TIM3_REMAP_2
+            .gpio_af = GPIO_PART1_RMP_TIM3,
+#endif
+#ifdef TIM3_REMAP_3
+            .gpio_af = GPIO_ALL_RMP_TIM3,
+#endif
+#if defined(TIM3_REMAP_0)
+#ifdef BSP_USING_TIM3_PWM_CH0
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_6,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM3 PWMCH0 PA6",
+#endif /*TIM2_PWM_CFG_CH1  */
+#ifdef BSP_USING_TIM3_PWM_CH1
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_7,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM3 PWMCH1 PA7",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*TIM2_REMAP_0     */
+#if defined(TIM3_REMAP_2)
+#ifdef BSP_USING_TIM3_PWM_CH0
+            .ch[0].gpio_grp = GPIOB,
+            .ch[0].pin = GPIO_PIN_4,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM3 PWMCH0 PB4",
+#endif /*TIM2_PWM_CFG_CH1  */
+#ifdef BSP_USING_TIM3_PWM_CH1
+            .ch[1].gpio_grp = GPIOB,
+            .ch[1].pin = GPIO_PIN_5,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM3 PWMCH1 PB5",
+#endif /*TIM2_PWM_CFG_CH2  */
+#endif /*TIM2_REMAP_2     */
+#if defined(TIM3_REMAP_0) || defined(TIM3_REMAP_2)
+#ifdef BSP_USING_TIM3_PWM_CH2
+            .ch[2].gpio_grp = GPIOB,
+            .ch[2].pin = GPIO_PIN_0,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM3 PWMCH2 PB0",
+#endif /*BSP_USING_TIM3_PWM_CH2  */
+#ifdef BSP_USING_TIM3_PWM_CH3
+            .ch[3].gpio_grp = GPIOB,
+            .ch[3].pin = GPIO_PIN_1,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM3 PWMCH3 PB1",
+#endif /*BSP_USING_TIM3_PWM_CH3  */
+#endif /*defined(TIM3_REMAP_0) || defined(TIM3_REMAP_2)*/
+#if defined(TIM3_REMAP_3)
+#ifdef BSP_USING_TIM3_PWM_CH0
+            .ch[0].gpio_grp = GPIOC,
+            .ch[0].pin = GPIO_PIN_6,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM3 PWMCH0 PC6",
+#endif /*BSP_USING_TIM3_PWM_CH0  */
+#ifdef BSP_USING_TIM3_PWM_CH1
+            .ch[1].gpio_grp = GPIOC,
+            .ch[1].pin = GPIO_PIN_7,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM3 PWMCH1 PC7",
+#endif /*BSP_USING_TIM3_PWM_CH1  */
+#ifdef BSP_USING_TIM3_PWM_CH2
+            .ch[2].gpio_grp = GPIOC,
+            .ch[2].pin = GPIO_PIN_8,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM3 PWMCH2 PC8",
+#endif /*BSP_USING_TIM3_PWM_CH2  */
+#ifdef BSP_USING_TIM3_PWM_CH3
+            .ch[3].gpio_grp = GPIOC,
+            .ch[3].pin = GPIO_PIN_9,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM3 PWMCH3 PC9",
+#endif /*BSP_USING_TIM3_PWM_CH3  */
+#endif /*defined(TIM3_REMAP_3)*/
+        },/*BSP_USING_TIM3_PWM */
+#endif /**N32G45X CONFIG END*/
+#else /* defined(SOC_N32L43X) || defined(SOC_N32L40X) || defined(SOC_N32G43X) START*/
+#ifdef BSP_USING_TIM1_PWM 
+        {
+            .tim = TIM1,
+            .name = "pwm1",
+#ifdef BSP_USING_TIM1_PWM_CH1
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_8,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[0].info = "TIM1 PWMCH1 PA8",
+            .ch[0].gpio_af = GPIO_AF2_TIM1,
+#endif /* TIM1_PWM_CFG_CH1 */
+#ifdef BSP_USING_TIM1_PWM_CH2
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_9,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[1].info = "TIM1 PWMCH2 PA9",
+            .ch[1].gpio_af = GPIO_AF2_TIM1,
+#endif /* TIM1_PWM_CFG_CH2 */
+#ifdef BSP_USING_TIM1_PWM_CH3
+            .ch[2].gpio_grp = GPIOA,
+            .ch[2].pin = GPIO_PIN_10,
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].info = "TIM1 PWMCH3 PA10",
+            .ch[2].gpio_af = GPIO_AF2_TIM1,
+#endif /* TIM1_PWM_CFG_CH3 */
+#ifdef BSP_USING_TIM1_PWM_CH4
+            .ch[3].gpio_grp = GPIOA,
+            .ch[3].pin = GPIO_PIN_11,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[3].info = "TIM1 PWMCH4 PA11",
+            .ch[3].gpio_af = GPIO_AF2_TIM1,
+#endif /* TIM1_PWM_CFG_CH4 */
+        },
+#endif /*BSP_USING_TIM1_PWM*/
+#ifdef BSP_USING_TIM2_PWM 
+#define N32L406_CFG_TIM2
+        {
+            .tim = TIM2,
+            .name = "pwm2",
+#ifdef BSP_USING_TIM2_PWM_CH1
+#ifdef TIM2_PWM_CH1_PA0
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_0,
+            .ch[0].info = "TIM2 PWMCH1 PA0",
+            .ch[0].gpio_af = GPIO_AF2_TIM2,
+#endif /* TIM2_PWM_CH1_PA0 */
+#ifdef TIM2_PWM_CH1_PA15
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_15,
+            .ch[0].info = "TIM2 PWMCH1 PA15",
+            .ch[0].gpio_af = GPIO_AF5_TIM2,
+#endif /* TIM2_PWM_CH1_PA15 */
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM2_PWM_CFG_CH1 */
+#ifdef BSP_USING_TIM2_PWM_CH2
+#ifdef TIM2_PWM_CH2_PA1
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_1,
+            .ch[1].info = "TIM2 PWMCH2 PA1",
+#endif /* TIM2_PWM_CH2_PA1 */
+#ifdef TIM2_PWM_CH2_PB3
+            .ch[1].gpio_grp = GPIOB,
+            .ch[1].pin = GPIO_PIN_3,
+            .ch[1].info = "TIM2 PWMCH2 PB3",
+#endif /* TIM2_PWM_CH2_PB3 */
+            .ch[1].gpio_af = GPIO_AF2_TIM2,
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM2_PWM_CFG_CH2 */
+#ifdef BSP_USING_TIM2_PWM_CH3
+#ifdef TIM2_PWM_CH3_PA2
+            .ch[2].gpio_grp = GPIOA,
+            .ch[2].pin = GPIO_PIN_2,
+            .ch[2].info = "TIM2 PWMCH3 PA2",
+#endif /* TIM2_PWM_CH3_PA2 */
+#ifdef TIM2_PWM_CH3_PB10
+            .ch[2].gpio_grp = GPIOB,
+            .ch[2].pin = GPIO_PIN_10,
+            .ch[2].info = "TIM2 PWMCH3 PB10",
+#endif /* TIM2_PWM_CH3_PB10 */
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].gpio_af = GPIO_AF2_TIM2,
+#endif /* TIM2_PWM_CFG_CH3 */
+#ifdef BSP_USING_TIM2_PWM_CH4
+            .ch[3].gpio_grp = GPIOB,
+            .ch[3].pin = GPIO_PIN_11,
+            .ch[3].info = "TIM2 PWMCH4 PB11",
+            .ch[3].gpio_af = GPIO_AF2_TIM2,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM2_PWM_CFG_CH4 */
+        },
+#endif /*BSP_USING_TIM2_PWM*/
+#ifdef BSP_USING_TIM3_PWM /*BSP_USING_TIM3_PWM*/
+#define N32L406_CFG_TIM3
+        {
+            .tim = TIM3,
+            .name = "pwm3",
+#ifdef BSP_USING_TIM3_PWM_CH1
+#ifdef TIM3_PWM_CH1_PA6
+            .ch[0].gpio_grp = GPIOA,
+            .ch[0].pin = GPIO_PIN_6,
+            .ch[0].info = "TIM3 PWMCH1 PA6",
+
+#endif /* TIM3_PWM_CH1_PA6 */
+#ifdef TIM3_PWM_CH1_PB4
+            .ch[0].gpio_grp = GPIOB,
+            .ch[0].pin = GPIO_PIN_4,
+            .ch[0].info = "TIM3 PWMCH1 PB4",
+#endif /* TIM3_PWM_CH1_PB4 */
+#ifdef TIM3_PWM_CH1_PC6
+            .ch[0].gpio_grp = GPIOC,
+            .ch[0].pin = GPIO_PIN_6,
+            .ch[0].info = "TIM3 PWMCH1 PC6",
+#endif /* TIM3_PWM_CH1_PC6 */
+            .ch[0].gpio_af = GPIO_AF2_TIM3,
+            .ch[0].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM3_PWM_CFG_CH1 */
+#ifdef BSP_USING_TIM3_PWM_CH2
+#ifdef TIM3_PWM_CH2_PA7
+            .ch[1].gpio_grp = GPIOA,
+            .ch[1].pin = GPIO_PIN_7,
+            .ch[1].info = "TIM3 PWMCH2 PA7",
+            .ch[1].gpio_af = GPIO_AF2_TIM3,
+#endif /* TIM3_PWM_CH2_PA7 */
+#ifdef TIM3_PWM_CH2_PB5
+            .ch[1].gpio_grp = GPIOB,
+            .ch[1].pin = GPIO_PIN_5,
+            .ch[1].info = "TIM3 PWMCH2 PB5",
+            .ch[1].gpio_af = GPIO_AF4_TIM3,
+#endif /* TIM3_PWM_CH2_PB5 */
+#ifdef TIM3_PWM_CH2_PC7
+            .ch[1].gpio_grp = GPIOC,
+            .ch[1].pin = GPIO_PIN_7,
+            .ch[1].info = "TIM3 PWMCH2 PC7",
+            .ch[1].gpio_af = GPIO_AF2_TIM3,
+#endif /* TIM3_PWM_CH2_PC7 */
+            .ch[1].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM3_PWM_CFG_CH2 */
+#ifdef BSP_USING_TIM3_PWM_CH3
+#ifdef TIM3_PWM_CH3_PB0
+            .ch[2].gpio_grp = GPIOB,
+            .ch[2].pin = GPIO_PIN_0,
+            .ch[2].info = "TIM3 PWMCH3 PB0",
+#endif /* TIM3_PWM_CH3_PB0 */
+#ifdef TIM3_PWM_CH3_PC8
+            .ch[2].gpio_grp = GPIOC,
+            .ch[2].pin = GPIO_PIN_8,
+            .ch[2].info = "TIM3 PWMCH3 PC8",
+#endif /* TIM3_PWM_CH3_PC8 */
+            .ch[2].pwm_mode = TIM_OCMODE_PWM1,
+            .ch[2].gpio_af = GPIO_AF2_TIM3,
+#endif /* TIM3_PWM_CFG_CH3 */
+#ifdef BSP_USING_TIM3_PWM_CH4
+#ifdef TIM3_PWM_CH4_PB1
+            .ch[3].gpio_grp = GPIOB,
+            .ch[3].pin = GPIO_PIN_1,
+            .ch[3].info = "TIM3 PWMCH4 PB1",
+#endif /* TIM3_PWM_CH4_PB1 */
+#ifdef TIM3_PWM_CH4_PC9
+            .ch[3].gpio_grp = GPIOC,
+            .ch[3].pin = GPIO_PIN_9,
+            .ch[3].info = "TIM3 PWMCH4 PC9",
+#endif /* TIM3_PWM_CH4_PC9 */
+            .ch[3].gpio_af = GPIO_AF2_TIM3,
+            .ch[3].pwm_mode = TIM_OCMODE_PWM1,
+#endif /* TIM3_PWM_CFG_CH4 */
+        },/**N32L406_CFG_TIM3*/
+#endif /**N32L4XX*/
+#endif
+};
+/**
+ * @brief enable gpio rcc
+ * 
+ * @param  gpio_grp         
+ */
+static void n32_gpio_rcc_enable(GPIO_Module *gpio_grp)
+{
+    assert_param(IS_GPIO_ALL_PERIPH(gpio_grp));
+    if (GPIOA == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
+         LOG_D("enable gpio rcc GPIOA");
+    }
+    else if (GPIOB == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOB, ENABLE);
+        LOG_D("enable gpio rcc GPIOB");
+    }
+    else if (GPIOC == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOC, ENABLE);
+         LOG_D("enable gpio rcc GPIOC");
+    }
+    else if (GPIOD == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOD, ENABLE);
+         LOG_D("enable gpio rcc GPIOD");
+    }
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+    else if (GPIOE == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOE, ENABLE);
+    }
+#if defined(SOC_N32G45X) 
+    else if (GPIOF == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOF, ENABLE);
+    }
+    else if (GPIOG == gpio_grp)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOG, ENABLE);
+    }
+#endif
+#endif
+}
+/**
+ * @brief 
+ * @param  gpio_grp         
+ * @param  pin              
+ * 
+ * The pin of Timer 2 involves the debug pin of SWD-JTAG. When reusing, it is necessary to first set the reuse of jSWD-JTAG
+               JTMS/SWDIO 		PA13-----------swd
+               JTCK/SWCLK 		A14------------swd
+               JTDI 			PA15
+               JTDO 			PB3
+               NJTRST 			PB4
+
+            * GPIO_ConfigPinRemap(GPIO_RMP_SW_JTAG_SW_ENABLE,ENABLE);
+ */
+static  void gpio_remap_JTAGOFF_SWDON(GPIO_Module *gpio_grp, uint16_t pin)
+{
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+    if ((GPIOA == gpio_grp && GPIO_PIN_15==pin) ||
+        (GPIOB == gpio_grp && GPIO_PIN_3==pin) ||
+        (GPIOB == gpio_grp && GPIO_PIN_4==pin))
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_AFIO, ENABLE);
+        GPIO_ConfigPinRemap(GPIO_RMP_SW_JTAG_SW_ENABLE, ENABLE);
+    }
+#endif
+}
+/**
+ * @brief  enable time rcc
+ */
+static  void n32_time_rcc_config(TIM_Module *htim)
+{
+    RT_ASSERT(TIM1 == htim || TIM2 == htim || TIM3 == htim || TIM4 == htim || TIM5 == htim || TIM8 == htim
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+    );
+#else
+              || TIM9 == htim);
+#endif
+    if (TIM1 == htim)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_TIM1, ENABLE);
+    }
+    else if (TIM2 == htim)
+    {
+        RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM2, ENABLE);
+    }
+    else if (TIM3 == htim)
+    {
+        RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM3, ENABLE);
+    }
+    else if (TIM4 == htim)
+    {
+        RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM4, ENABLE);
+    }
+    else if (TIM5 == htim)
+    {
+        RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM5, ENABLE);
+    }
+    else if (TIM8 == htim)
+    {
+        RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_TIM8, ENABLE);
+    }
+#if defined(SOC_N32L43X) || defined(SOC_N32L40X) || defined(SOC_N32G43X)
+    else if (TIM9 == htim)
+    {
+        RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM9, ENABLE);
+    }
+#endif
+}
+ /**
+  * @brief get time fre
+  * 
+  * @param  htim             tim handler
+  * @return rt_uint32_t        time fre
+  */
+static rt_uint32_t tim_clock_get(TIM_Module *htim)
+{
+     RCC_ClocksType RCC_Clocks;
+     rt_uint32_t timclk;
+     rt_uint32_t cfgr;
+     rt_uint32_t apb1_pre;
+     rt_uint32_t apb2_pre;
+     RCC_GetClocksFreqValue(&RCC_Clocks);
+     /* Read APB1/APB2 prescaler configuration from RCC->CFG.
+      * On this SoC, timer clock is doubled only when APB prescaler != 1.
+      * APB1 prescaler bits: CFG[10:8], APB2 prescaler bits: CFG[13:11].
+      * Prescaler encoding: 0..3 => HCLK not divided (prescaler = 1),
+      *                     4..7 => division by 2,4,8,16 and timer clock = 2 * PCLK.
+      */
+     cfgr = RCC->CFG;
+     apb1_pre = (cfgr >> 8) & 0x7U;
+     apb2_pre = (cfgr >> 11) & 0x7U;
+     if (htim == TIM1 || htim == TIM8)
+     {
+         timclk = RCC_Clocks.Pclk2Freq;
+         if (apb2_pre >= 4U)
+         {
+             timclk *= 2U;
+         }
+     }
+     else
+     {
+         timclk = RCC_Clocks.Pclk1Freq;
+         if (apb1_pre >= 4U)
+         {
+             timclk *= 2U;
+         }
+     }
+     return timclk;
+ 
+}
+/**
+ * @brief enable pwm channel
+ * 
+ * @param  pwm              pwm handler
+ * @param  channel          pwm channel
+ * @param  enable           pem enable
+ * @return rt_err_t 
+ */
+static rt_err_t drv_pwm_enable(struct n32_pwm *pwm, const rt_uint32_t channel, rt_bool_t enable)
+{
+    TIM_Module *time = pwm->tim;
+    uint16_t tim_ch;
+    switch (channel)
+    {
+    case 0:
+        tim_ch = TIM_CH_1;
+        break;
+    case 1:
+        tim_ch = TIM_CH_2;
+        break;
+    case 2:
+        tim_ch = TIM_CH_3;
+        break;
+    case 3:
+        tim_ch = TIM_CH_4;
+         break;
+    default:
+        return -RT_EINVAL;
+        break;
+    }
+    TIM_EnableCapCmpCh(time, tim_ch, enable ? TIM_CAP_CMP_ENABLE : TIM_CAP_CMP_DISABLE);
+    PWM_LOG_D("%s %d ch enable ch = %x ", __FUNCTION__, __LINE__, channel);
+    return RT_EOK;
+}
+/**
+ * @brief enable pwm complementary channel
+ * 
+ * @param  pwm              pwm handler
+ * @param  channel          pwm channel
+ * @param  enable           pem enable
+ * @return rt_err_t 
+ */
+static rt_err_t drv_pwmn_enable(struct n32_pwm *pwm, const rt_uint16_t channel, rt_bool_t enable)
+{
+    /* Converts the channel number to the channel number of Hal library */
+    uint16_t tim_ch;
+    switch (channel)
+    {
+    case 0:
+        tim_ch = TIM_CH_1;
+        break;
+    case 1:
+        tim_ch = TIM_CH_2;
+        break;
+    case 2:
+        tim_ch = TIM_CH_3;
+        break;
+    case 3:
+        tim_ch = TIM_CH_4;
+        break;
+    default:
+        return -RT_EINVAL;
+        break;
+    }
+    /*enable out*/ 
+    TIM_EnableCapCmpChN(pwm->tim, tim_ch, enable ? TIM_CAP_CMP_N_ENABLE : TIM_CAP_CMP_N_DISABLE);
+    return RT_EOK;
+}
+/**
+ * @brief get period and duty
+ * 
+ * @param  pwm              pwm handler
+ * @param  configuration    pwm configuration
+ * @return rt_err_t 
+
+ */
+static rt_err_t drv_pwm_get(struct n32_pwm *pwm, struct rt_pwm_configuration *configuration)
+{
+    TIM_Module *htim = pwm->tim;
+    TIM_Module *tim = pwm->tim;
+    /*get TIM CLK*/ 
+    rt_uint32_t tim_clock = tim_clock_get(tim);
+    /* convet ns Convert nanosecond to frequency and duty cycle. 1s = 1 * 1000 * 1000 * 1000 ns UNIT MHz*/
+    tim_clock /= 1000000UL;
+    /*period time*/ 
+    uint32_t period = TIM_GetAutoReload(tim) + 1;
+    uint32_t psc = tim->PSC + 1;
+    configuration->period = period * psc * 1000UL / tim_clock;
+    /*nS*/
+    uint32_t cmp = 0;
+    switch (configuration->channel)
+    {
+    case 0:
+        cmp = TIM_GetCap1(htim);
+        break;
+    case 1:
+        cmp = TIM_GetCap2(htim);
+        break;
+    case 2:
+        cmp = TIM_GetCap3(htim);
+        break;
+    case 3:
+        cmp = TIM_GetCap4(htim);
+        break;
+    default:
+        return -RT_EINVAL;
+        break;
+    }
+    configuration->pulse = (cmp + 1) * (psc) * 1000UL / tim_clock;
+    PWM_LOG_D("period = %d pulse= %d ", __FUNCTION__, __LINE__, configuration->period, configuration->pulse);
+    return RT_EOK;
+}
+/**
+ * @brief set peroid
+ *
+ * @param  pwm
+ * @param  configuration
+ * @return rt_err_t
+ */
+static rt_err_t drv_pwm_set_period(struct n32_pwm *pwm, struct rt_pwm_configuration *configuration)
+{
+    rt_uint32_t period;
+    rt_uint64_t tim_clock, psc;
+    tim_clock = tim_clock_get(pwm->tim);
+    /* Convert nanosecond to frequency and duty cycle. 1s = 1 * 1000 * 1000 * 1000 ns */
+    tim_clock /= 1000000UL;
+    period = (rt_uint64_t)configuration->period * tim_clock / 1000ULL;
+    psc = period / MAX_PERIOD + 1;
+    period = period / psc;
+    /*1.set psc*/ 
+    TIM_ConfigPrescaler(pwm->tim, psc - 1, TIM_PSC_RELOAD_MODE_UPDATE);
+
+    if (period < MIN_PERIOD)
+    {
+        period = MIN_PERIOD;
+    }
+    /*2.set period*/ 
+    TIM_SetAutoReload(pwm->tim, period - 1);
+    PWM_LOG_D("%s %d psc=%d  period %d ", __FUNCTION__, __LINE__, psc, period);
+    return RT_EOK;
+}
+/**
+ * @brief set duty
+ *
+ * @param  pwm
+ * @param  configuration
+ * @return rt_err_t
+ */
+static rt_err_t drv_pwm_set_pulse(struct n32_pwm *pwm, struct rt_pwm_configuration *configuration)
+{
+    rt_uint32_t period, pulse;
+    rt_uint32_t tim_clock;
+    /* Converts the channel number to the channel number of Hal library */
+    TIM_Module *tim = pwm->tim;
+
+    rt_uint32_t auto_reload = TIM_GetAutoReload(tim) + 1;
+    tim_clock = tim_clock_get(tim);
+    tim_clock /= 1000000UL;
+    /*caculate  period*/ 
+    period = auto_reload * (TIM_GetPrescaler(tim) + 1) * 1000UL / tim_clock;
+    pulse = (rt_uint64_t)configuration->pulse * auto_reload / period;
+    /* To determine user input, output high level is required */
+    if (configuration->pulse >= period)
+    {
+        /* 100% or above duty: keep output high over the whole period */
+        pulse = auto_reload;
+    }
+    else if (pulse < MIN_PULSE)
+    {
+        pulse = MIN_PULSE;
+    }
+    PWM_LOG_D("pulse = %d", pulse);
+    /*set cmp value*/ 
+    switch (configuration->channel)
+    {
+    case 0:
+        TIM_SetCmp1(tim, pulse);
+        break;
+    case 1:
+        TIM_SetCmp2(tim, pulse);
+        break;
+    case 2:
+        TIM_SetCmp3(tim, pulse);
+        break;
+    case 3:
+        TIM_SetCmp4(tim, pulse);
+        break;
+    default:
+       return -RT_EINVAL;
+        break;
+    }
+    TIM_SetCnt(tim, 0);
+    TIM_GenerateEvent(tim, TIM_EVT_SRC_UPDATE);
+    return RT_EOK;
+}
+static rt_err_t drv_pwm_set(struct n32_pwm *pwm, struct rt_pwm_configuration *configuration)
+{
+    rt_uint32_t period, pulse;
+    rt_uint32_t tim_clock, psc;
+    /* Converts the channel number to the channel number of Hal library */
+    TIM_Module *tim = pwm->tim;
+    tim_clock = tim_clock_get(tim);
+    tim_clock /= 1000000;
+    PWM_LOG_D("TIME CLK = %dMHz,PWM fre = %dHz", tim_clock, 1000 * 1000 * 1000 / configuration->period);
+    period = (rt_uint64_t)configuration->period * tim_clock / 1000ULL;
+    /*get psc*/ 
+    psc = period / MAX_PERIOD + 1;
+    /*get period*/ 
+    period = period / psc;
+    /*1.set psc*/ 
+    TIM_ConfigPrescaler(tim, psc - 1, TIM_PSC_RELOAD_MODE_UPDATE);
+    if (period < MIN_PERIOD)
+    {
+        period = MIN_PERIOD;
+    }
+    TIM_SetAutoReload(tim, period - 1);
+    /*PWM_LOG_D("TIME period %d", period);*/ 
+    pulse = (rt_uint64_t)configuration->pulse * tim_clock / psc / 1000ULL;
+    if (pulse < MIN_PULSE)
+    {
+        pulse = MIN_PULSE;
+    }
+    /*To determine user input, output high level is required*/
+    else if (pulse >= period)
+    {
+        pulse = period;
+    }
+    PWM_LOG_D("TIME ch %d = pulse %d psc=%d period=%d", configuration->channel, pulse, psc, period);
+    switch (configuration->channel)
+    {
+    case 0:
+        TIM_SetCmp1(tim, pulse);
+        break;
+    case 1:
+        TIM_SetCmp2(tim, pulse);
+        break;
+    case 2:
+        TIM_SetCmp3(tim, pulse);
+        break;
+    case 3:
+        TIM_SetCmp4(tim, pulse);
+        break;
+    default:
+        return -RT_EINVAL;
+        break;
+    }
+    TIM_SetCnt(tim, 0);
+    TIM_GenerateEvent(tim, TIM_EVT_SRC_UPDATE);
+    return RT_EOK;
+}
+/**
+ * @brief pwm control
+ * 
+ * @param  device            pwm device
+ * @param  cmd              commond
+ * @param  arg              argment
+ * @return rt_err_t 
+ */
+static rt_err_t drv_pwm_control(struct rt_device_pwm *device, int cmd, void *arg)
+{
+    struct rt_pwm_configuration *configuration = (struct rt_pwm_configuration *)arg;
+    struct n32_pwm *pwm = (struct n32_pwm *)device->parent.user_data;
+    switch (cmd)
+    {
+    case PWM_CMD_ENABLE:
+        if (configuration->complementary)
+        {
+            return drv_pwmn_enable(pwm, configuration->channel, RT_TRUE);
+        }
+        else
+        {
+            return drv_pwm_enable(pwm, configuration->channel, RT_TRUE);
+        }
+     case PWM_CMD_DISABLE:
+         if (configuration->complementary)
+         {
+             return drv_pwmn_enable(pwm, configuration->channel, RT_FALSE);
+         }
+         else
+         {
+             return drv_pwm_enable(pwm, configuration->channel, RT_FALSE);
+         }
+    case PWM_CMD_SET:
+        return drv_pwm_set(pwm, configuration);
+    case PWM_CMD_SET_PERIOD:
+        return drv_pwm_set_period(pwm, configuration);
+    case PWM_CMD_SET_PULSE:
+        return drv_pwm_set_pulse(pwm, configuration);
+    case PWM_CMD_GET:
+        return drv_pwm_get(pwm, configuration);
+    default:
+        return -RT_EINVAL;
+    }
+}
+/**
+ * @brief pwm gpio config
+ * 
+ * @param  chanel           pwm  channel
+ */
+static void drv_pwm_time_gpio_config(struct n32_pwm_channel *chanel)
+
+{
+    PWM_LOG_D("%s %d config %s is ok", __FUNCTION__, __LINE__, chanel->info);
+    GPIO_InitType GPIO_InitStructure;
+
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+
+    gpio_remap_JTAGOFF_SWDON(chanel->gpio_grp, chanel->pin);
+    GPIO_InitStruct(&GPIO_InitStructure);
+    /* pwm mode gpio cofig*/
+    GPIO_InitStructure.Pin = chanel->pin;
+    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
+    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
+    GPIO_InitPeripheral(chanel->gpio_grp, &GPIO_InitStructure);
+#elif defined(SOC_N32L43X) || defined(SOC_N32L40X) || defined(SOC_N32G43X)
+    RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_AFIO, ENABLE);
+    GPIO_InitStruct(&GPIO_InitStructure);
+    GPIO_InitStructure.Pin = chanel->pin;
+    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
+    GPIO_InitStructure.GPIO_Current = GPIO_DC_4mA;
+    GPIO_InitStructure.GPIO_Alternate = chanel->gpio_af;
+    GPIO_InitPeripheral(chanel->gpio_grp, &GPIO_InitStructure);
+#endif
+}
+static void drv_pwm_oc_init(const rt_uint16_t chanel, const rt_uint16_t mode, TIM_Module *tim)
+{
+    OCInitType TIM_OCInitStructure;
+    /*pwn chanel cofnig*/
+    TIM_OCInitStructure.OcMode = mode; /*pwm mode*/ 
+    TIM_OCInitStructure.OutputState = TIM_OUTPUT_STATE_ENABLE;
+    TIM_OCInitStructure.Pulse = 500;
+    TIM_OCInitStructure.OcPolarity = TIM_OC_POLARITY_HIGH;
+    switch (chanel)
+    {
+    case 0:
+        TIM_InitOc1(tim, &TIM_OCInitStructure);
+        TIM_ConfigOc1Preload(tim, TIM_OC_PRE_LOAD_ENABLE);
+        break;
+    case 1:
+        TIM_InitOc2(tim, &TIM_OCInitStructure);
+        TIM_ConfigOc2Preload(tim, TIM_OC_PRE_LOAD_ENABLE);
+        break;
+    case 2:
+        TIM_InitOc3(tim, &TIM_OCInitStructure);
+        TIM_ConfigOc3Preload(tim, TIM_OC_PRE_LOAD_ENABLE);
+        break;
+    case 3:
+        TIM_InitOc4(tim, &TIM_OCInitStructure);
+        TIM_ConfigOc4Preload(tim, TIM_OC_PRE_LOAD_ENABLE);
+        break;
+    default:
+       
+        break;
+    }
+}
+
+static rt_err_t drv_n32_hw_pwm_init(struct n32_pwm *device)
+{
+    rt_err_t result = RT_EOK;
+    TIM_TimeBaseInitType TIM_TimeBaseStructure;
+    RT_ASSERT(device != RT_NULL);
+    /*enable rcc*/ 
+    n32_time_rcc_config(device->tim);
+    /*cfg time*/ 
+    TIM_TimeBaseStructure.Period = 1000; 
+    TIM_TimeBaseStructure.Prescaler = device->prescaler;
+    TIM_TimeBaseStructure.ClkDiv = 0;
+    TIM_TimeBaseStructure.CntMode = TIM_CNT_MODE_UP;
+    TIM_InitTimeBase(device->tim, &TIM_TimeBaseStructure);
+#if defined(SOC_N32G45X) || defined(SOC_N32WB452) || defined(SOC_N32G4FR)
+
+    /*gpio afio*/ 
+    if (device->gpio_af)
+    {
+        GPIO_ConfigPinRemap(device->gpio_af, ENABLE);
+    }
+#endif
+    /*chanel cofig*/
+    for (int i = 0; i < 4; i++)
+    {
+        if (device->ch[i].gpio_grp)
+        {
+            /**gpio rcc */
+            n32_gpio_rcc_enable(device->ch[i].gpio_grp);
+            drv_pwm_time_gpio_config(device->ch + i);
+            drv_pwm_oc_init(i, device->ch[i].pwm_mode, device->tim);
+            drv_pwm_enable(device, i, RT_FALSE);
+        }
+    }
+    /*enable timer*/ 
+    TIM_ConfigArPreload(device->tim, ENABLE);
+    TIM_Enable(device->tim, ENABLE);
+    /*enable tim1 and tim8 pwm  output*/ 
+    if (device->tim == TIM1 || device->tim == TIM8)
+    {
+        TIM_EnableCtrlPwmOutputs(device->tim, ENABLE);
+    }
+    return result;
+}
+
+static struct rt_pwm_ops drv_ops =
+    {
+        .control = drv_pwm_control,
+};
+
+static int drv_n32_pwm_register(void)
+{
+    int i = 0;
+    int result = RT_EOK;
+    for (i = 0; i < sizeof(n32_pwm_obj) / sizeof(n32_pwm_obj[0]); i++)
+    {
+        /* pwm init */
+        if (drv_n32_hw_pwm_init(&n32_pwm_obj[i]) != RT_EOK)
+        {
+            PWM_LOG_E("%s init failed", n32_pwm_obj[i].name);
+            result = -RT_ERROR;
+            goto __exit;
+        }
+        else
+        {
+            /* register pwm device */
+            if (rt_device_pwm_register(&n32_pwm_obj[i].pwm_device, n32_pwm_obj[i].name, &drv_ops, n32_pwm_obj + i) == RT_EOK)
+            {
+                 PWM_LOG_D("%s register success", n32_pwm_obj[i].name);
+            }
+            else
+            {
+                PWM_LOG_E("%s register failed", n32_pwm_obj[i].name);
+                result = -RT_ERROR;
+            }
+        }
+    }
+__exit:
+    return result;
+}
+INIT_DEVICE_EXPORT(drv_n32_pwm_register);
+
+#endif /* BSP_USING_PWM */

bsp/n32/n32gxx_lxx/n32g43xcl-stb/board/Kconfig

@@ -164,6 +164,99 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_CAN
         default n
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM
+        
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g457qel-stb/board/Kconfig

@@ -190,6 +190,100 @@ menu "On-chip Peripheral Drivers"
                 default n
         endif
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+            
+    endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g45xcl-stb/board/Kconfig

@@ -189,7 +189,100 @@ menu "On-chip Peripheral Drivers"
                 bool "using can2"
                 default n
         endif
-
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+            
+    endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g45xml-stb/board/Kconfig

@@ -189,7 +189,101 @@ menu "On-chip Peripheral Drivers"
                 bool "using can2"
                 default n
         endif
+    #-----------------------------PWM----------------------------------
+    
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
 
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+            
+    endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g45xrl-stb/board/Kconfig

@@ -190,6 +190,100 @@ menu "On-chip Peripheral Drivers"
                 default n
         endif
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+            
+    endif#BSP_USING_PWM    
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g45xvl-stb/board/Kconfig

@@ -523,6 +523,100 @@ menu "On-chip Peripheral Drivers"
                 default n
         endif
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+            
+    endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32g4frml-stb/board/Kconfig

@@ -189,7 +189,99 @@ menu "On-chip Peripheral Drivers"
                 bool "using can2"
                 default n
         endif
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
 
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM  
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32l40xcl-stb/board/Kconfig

@@ -164,8 +164,146 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_CAN
         default n
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            # --------------selcet remap-----------------
+            if BSP_USING_TIM1_PWM
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 channel 1 PA8 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 channel 2 PA9 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 channel 3 PA10 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH4
+                    bool "Enable TIM1 channel 4 PA11 AF2"
+                    default n
+            endif#BSP_USING_TIM1_PWM
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 channel 1"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH1_PA0
+                        config TIM2_PWM_CH1_PA0
+                            bool "PA0 AF2"
+                        config TIM2_PWM_CH1_PA15
+                            bool "PA15 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 channel 2"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH2_PA1
+                        config TIM2_PWM_CH2_PA1
+                            bool "PA1 AF2"
+                        config TIM2_PWM_CH2_PB3
+                            bool "PB3 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 channel 3"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH3_PA2
+                        config TIM2_PWM_CH3_PA2
+                            bool "PA2 AF2"
+                        config TIM2_PWM_CH3_PB10
+                            bool "PB10 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH4
+                    bool "Enable TIM2 channel4 AF2 PB11"
+                    default n
+            endif#BSP_USING_TIM2_PWM
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 channel 1"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH1_PA6
+                        config TIM3_PWM_CH1_PA6
+                            bool "PA6 AF2"
+                        config TIM3_PWM_CH1_PB4
+                            bool "PB4 AF2"
+                        config TIM3_PWM_CH1_PC6
+                            bool "PC6 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 channel 2"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH2_PA7
+                        config TIM3_PWM_CH2_PA7
+                            bool "PA7 AF2"
+                        config TIM3_PWM_CH2_PB5
+                            bool "PB5 AF2"
+                        config TIM3_PWM_CH2_PC7
+                            bool "PC7 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 channel 3"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH3_PB0
+                        config TIM3_PWM_CH3_PB0
+                            bool "PB0 AF2"
+                        config TIM3_PWM_CH3_PC8
+                            bool "PC8 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH4
+                    bool "Enable TIM3 channel 4 AF2 PB11"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH4
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH4_PB1
+                        config TIM3_PWM_CH4_PB1
+                            bool "PB1 AF2"
+                        config TIM3_PWM_CH4_PC9
+                            bool "PC9 AF2"
+                        endchoice
+                    endif
+            endif  #BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM
+        
     rsource "../../libraries/n32_drivers/Kconfig"
-
 endmenu
 
 menu "Board extended module Drivers"

bsp/n32/n32gxx_lxx/n32l436-evb/board/Kconfig

@@ -164,6 +164,142 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_CAN
         default n
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 channel 1 PA8 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 channel 2 PA9 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 channel 3 PA10 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH4
+                    bool "Enable TIM1 channel 4 PA11 AF2"
+                    default n
+            endif#BSP_USING_TIM1_PWM
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 channel 1"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH1_PA0
+                        config TIM2_PWM_CH1_PA0
+                            bool "PA0 AF2"
+                        config TIM2_PWM_CH1_PA15
+                            bool "PA15 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 channel 2"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH2_PA1
+                        config TIM2_PWM_CH2_PA1
+                            bool "PA1 AF2"
+                        config TIM2_PWM_CH2_PB3
+                            bool "PB3 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 channel 3"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH3_PA2
+                        config TIM2_PWM_CH3_PA2
+                            bool "PA2 AF2"
+                        config TIM2_PWM_CH3_PB10
+                            bool "PB10 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH4
+                    bool "Enable TIM2 channel 4 AF2 PB11"
+                    default n
+            endif#BSP_USING_TIM2_PWM
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 channel 1"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH1_PA6
+                        config TIM3_PWM_CH1_PA6
+                            bool "PA6 AF2"
+                        config TIM3_PWM_CH1_PB4
+                            bool "PB4 AF2"
+                        config TIM3_PWM_CH1_PC6
+                            bool "PC6 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 channel 2"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH2_PA7
+                        config TIM3_PWM_CH2_PA7
+                            bool "PA7 AF2"
+                        config TIM3_PWM_CH2_PB5
+                            bool "PB5 AF2"
+                        config TIM3_PWM_CH2_PC7
+                            bool "PC7 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 channel 3"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH3_PB0
+                        config TIM3_PWM_CH3_PB0
+                            bool "PB0 AF2"
+                        config TIM3_PWM_CH3_PC8
+                            bool "PC8 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH4
+                    bool "Enable TIM3 channel 4 AF2 PB11"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH4
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH4_PB1
+                        config TIM3_PWM_CH4_PB1
+                            bool "PB1 AF2"
+                        config TIM3_PWM_CH4_PC9
+                            bool "PC9 AF2"
+                        endchoice
+                    endif
+            endif  #BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32l43xml-stb/board/Kconfig

@@ -163,7 +163,143 @@ menu "On-chip Peripheral Drivers"
         bool "Enable CAN"
         select RT_USING_CAN
         default n
-
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 channel 1 PA8 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 channel 2 PA9 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 channel 3 PA10 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH4
+                    bool "Enable TIM1 channel 4 PA11 AF2"
+                    default n
+            endif#BSP_USING_TIM1_PWM
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 channel 1"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH1_PA0
+                        config TIM2_PWM_CH1_PA0
+                            bool "PA0 AF2"
+                        config TIM2_PWM_CH1_PA15
+                            bool "PA15 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 channel 2"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH2_PA1
+                        config TIM2_PWM_CH2_PA1
+                            bool "PA1 AF2"
+                        config TIM2_PWM_CH2_PB3
+                            bool "PB3 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 channel 3"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH3_PA2
+                        config TIM2_PWM_CH3_PA2
+                            bool "PA2 AF2"
+                        config TIM2_PWM_CH3_PB10
+                            bool "PB10 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH4
+                    bool "Enable TIM2 channel 4 AF2 PB11"
+                    default n
+            endif#BSP_USING_TIM2_PWM
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 channel 1"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH1_PA6
+                        config TIM3_PWM_CH1_PA6
+                            bool "PA6 AF2"
+                        config TIM3_PWM_CH1_PB4
+                            bool "PB4 AF2"
+                        config TIM3_PWM_CH1_PC6
+                            bool "PC6 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 channel 2"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH2_PA7
+                        config TIM3_PWM_CH2_PA7
+                            bool "PA7 AF2"
+                        config TIM3_PWM_CH2_PB5
+                            bool "PB5 AF2"
+                        config TIM3_PWM_CH2_PC7
+                            bool "PC7 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 channel 3"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH3_PB0
+                        config TIM3_PWM_CH3_PB0
+                            bool "PB0 AF2"
+                        config TIM3_PWM_CH3_PC8
+                            bool "PC8 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH4
+                    bool "Enable TIM3 channel 4 AF2 PB11"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH4
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH4_PB1
+                        config TIM3_PWM_CH4_PB1
+                            bool "PB1 AF2"
+                        config TIM3_PWM_CH4_PC9
+                            bool "PC9 AF2"
+                        endchoice
+                    endif
+            endif  #BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM
+        
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32l43xrl-stb/board/Kconfig

@@ -164,6 +164,142 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_CAN
         default n
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 channel 1 PA8 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 channel 2 PA9 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 channel 3 PA10 AF2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH4
+                    bool "Enable TIM1 channel 4 PA11 AF2"
+                    default n
+            endif#BSP_USING_TIM1_PWM
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 channel 1"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH1_PA0
+                        config TIM2_PWM_CH1_PA0
+                            bool "PA0 AF2"
+                        config TIM2_PWM_CH1_PA15
+                            bool "PA15 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 channel 2"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH2_PA1
+                        config TIM2_PWM_CH2_PA1
+                            bool "PA1 AF2"
+                        config TIM2_PWM_CH2_PB3
+                            bool "PB3 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 channel 3"
+                    default n
+                    if BSP_USING_TIM2_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM2_PWM_CH3_PA2
+                        config TIM2_PWM_CH3_PA2
+                            bool "PA2 AF2"
+                        config TIM2_PWM_CH3_PB10
+                            bool "PB10 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM2_PWM_CH4
+                    bool "Enable TIM2 channel 4 AF2 PB11"
+                    default n
+            endif#BSP_USING_TIM2_PWM
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 channel 1"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH1
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH1_PA6
+                        config TIM3_PWM_CH1_PA6
+                            bool "PA6 AF2"
+                        config TIM3_PWM_CH1_PB4
+                            bool "PB4 AF2"
+                        config TIM3_PWM_CH1_PC6
+                            bool "PC6 AF5"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 channel 2"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH2
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH2_PA7
+                        config TIM3_PWM_CH2_PA7
+                            bool "PA7 AF2"
+                        config TIM3_PWM_CH2_PB5
+                            bool "PB5 AF2"
+                        config TIM3_PWM_CH2_PC7
+                            bool "PC7 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 channel 3"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH3
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH3_PB0
+                        config TIM3_PWM_CH3_PB0
+                            bool "PB0 AF2"
+                        config TIM3_PWM_CH3_PC8
+                            bool "PC8 AF2"
+                        endchoice
+                    endif
+                config BSP_USING_TIM3_PWM_CH4
+                    bool "Enable TIM3 channel 4 AF2 PB11"
+                    default n
+                    if BSP_USING_TIM3_PWM_CH4
+                        choice
+                        prompt "Select Pin"
+                        default TIM3_PWM_CH4_PB1
+                        config TIM3_PWM_CH4_PB1
+                            bool "PB1 AF2"
+                        config TIM3_PWM_CH4_PC9
+                            bool "PC9 AF2"
+                        endchoice
+                    endif
+            endif  #BSP_USING_TIM3_PWM
+    endif#BSP_USING_PWM  
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu

bsp/n32/n32gxx_lxx/n32wb45xl-evb/board/Kconfig

@@ -184,6 +184,101 @@ menu "On-chip Peripheral Drivers"
                 default n
         endif
 
+    #-----------------------------PWM----------------------------------
+    menuconfig BSP_USING_PWM
+        bool "Enable  PWM"
+        default n
+        select RT_USING_PWM
+        select RT_USING_HWTIMER
+        select RT_USING_CLOCK_TIME
+        if BSP_USING_PWM
+        menuconfig BSP_USING_TIM1_PWM
+            bool "Enable TIM1 output PWM"
+            default n
+            if BSP_USING_TIM1_PWM
+                choice
+                    prompt "Select Pin"
+                    default TIM1_REMAP_0
+                    config TIM1_REMAP_0
+                        bool "PA8 PA9 PA10 PA11"
+                    config TIM1_REMAP_3
+                        bool "PE9 PE11 PE13 PE14"
+                endchoice
+                config BSP_USING_TIM1_PWM_CH0
+                    bool "Enable TIM1 CH0"
+                    default n
+                config BSP_USING_TIM1_PWM_CH1
+                    bool "Enable TIM1 CH1"
+                    default n
+                config BSP_USING_TIM1_PWM_CH2
+                    bool "Enable TIM1 CH2"
+                    default n
+                config BSP_USING_TIM1_PWM_CH3
+                    bool "Enable TIM1 CH3"
+                    default n
+            endif
+        
+
+        menuconfig BSP_USING_TIM2_PWM
+            bool "Enable TIM2 output PWM"
+            default n
+            if BSP_USING_TIM2_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM2_REMAP_0
+                    config TIM2_REMAP_0
+                        bool "PA0 PA1 PA2 PA3"
+                     config TIM2_REMAP_1
+                        bool "PA15 PB3 PA2 PA3"
+                     config TIM2_REMAP_2
+                        bool "PA0 PA1 PB10 PB11"
+                    config TIM2_REMAP_3
+                        bool "PA15 PB3 PB10 PB11"
+                endchoice
+
+                config BSP_USING_TIM2_PWM_CH0
+                    bool "Enable TIM2 CH0"
+                    default n
+                config BSP_USING_TIM2_PWM_CH1
+                    bool "Enable TIM2 CH1"
+                    default n
+                config BSP_USING_TIM2_PWM_CH2
+                    bool "Enable TIM2 CH2"
+                    default n
+                config BSP_USING_TIM2_PWM_CH3
+                    bool "Enable TIM2 CH3"
+                    default n
+            endif
+
+        menuconfig BSP_USING_TIM3_PWM
+            bool "Enable TIM3 output PWM"
+            default n
+            if BSP_USING_TIM3_PWM
+                 choice
+                    prompt "Select Pin"
+                    default TIM3_REMAP_0
+                    config TIM3_REMAP_0
+                        bool "PA6 PA7 PB0 PB1"
+                    config TIM3_REMAP_2
+                        bool "PB4 PB5 PB0 PB1"
+                    config TIM3_REMAP_3
+                        bool "PC6 PC7 PC8 PC9"
+                endchoice
+
+                config BSP_USING_TIM3_PWM_CH0
+                    bool "Enable TIM3 CH0"
+                    default n
+                config BSP_USING_TIM3_PWM_CH1
+                    bool "Enable TIM3 CH1"
+                    default n
+                config BSP_USING_TIM3_PWM_CH2
+                    bool "Enable TIM3 CH2"
+                    default n
+                config BSP_USING_TIM3_PWM_CH3
+                    bool "Enable TIM3 CH3"
+                    default n
+            endif#BSP_USING_TIM3_PWM
+     endif#BSP_USING_PWM
     rsource "../../libraries/n32_drivers/Kconfig"
 
 endmenu