完善STM32G071的BSP

bsp/stm32/libraries/HAL_Drivers/config/g0/adc_config.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-01-05     zylx         first version
+ * 2019-01-08     SummerGift   clean up the code
+ */
+
+#ifndef __ADC_CONFIG_H__
+#define __ADC_CONFIG_H__
+
+#include <rtthread.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef BSP_USING_ADC1
+#ifndef ADC1_CONFIG
+#define ADC1_CONFIG                                                 \
+    {                                                               \
+       .Instance                   = ADC1,                          \
+       .Init.ClockPrescaler        = ADC_CLOCK_ASYNC_DIV1,          \
+       .Init.Resolution            = ADC_RESOLUTION_12B,            \
+       .Init.DataAlign             = ADC_DATAALIGN_RIGHT,           \
+       .Init.ScanConvMode          = ADC_SCAN_DIRECTION_FORWARD,    \
+       .Init.EOCSelection          = ADC_EOC_SINGLE_CONV,           \
+       .Init.LowPowerAutoWait      = DISABLE,                       \
+       .Init.LowPowerAutoPowerOff  = DISABLE,                       \
+       .Init.ContinuousConvMode    = DISABLE,                       \
+       .Init.DiscontinuousConvMode = ENABLE,                        \
+       .Init.ExternalTrigConv      = ADC_SOFTWARE_START,            \
+       .Init.ExternalTrigConvEdge  = ADC_EXTERNALTRIGCONVEDGE_NONE, \
+       .Init.DMAContinuousRequests = ENABLE,                        \
+       .Init.Overrun               = ADC_OVR_DATA_OVERWRITTEN,      \
+    }
+#endif /* ADC1_CONFIG */
+#endif /* BSP_USING_ADC1 */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ADC_CONFIG_H__ */

bsp/stm32/libraries/HAL_Drivers/config/g0/dma_config.h

@@ -19,35 +19,41 @@ extern "C" {
 #endif
 
 /* DMA1 channel1  */
+#if defined(BSP_SPI1_RX_USING_DMA) && !defined(SPI1_RX_DMA_INSTANCE)
+#define SPI1_RX_DMA_IRQHandler           DMA1_Channel1_IRQHandler
+#define SPI1_RX_DMA_RCC                  RCC_AHBENR_DMA1EN
+#define SPI1_RX_DMA_INSTANCE             DMA1_Channel1
+#define SPI1_RX_DMA_REQUEST              DMA_REQUEST_SPI1_RX
+#define SPI1_RX_DMA_IRQ                  DMA1_Channel1_IRQn
+#elif defined(BSP_UART1_RX_USING_DMA) && !defined(UART1_RX_DMA_INSTANCE)
+#define UART1_DMA_RX_IRQHandler         DMA1_Channel1_IRQHandler
+#define UART1_RX_DMA_RCC                RCC_AHBENR_DMA1EN
+#define UART1_RX_DMA_INSTANCE           DMA1_Channel1
+#define UART1_RX_DMA_REQUEST            DMA_REQUEST_USART1_RX
+#define UART1_RX_DMA_IRQ                DMA1_Channel1_IRQn
+#endif
 
-/* DMA1 channel2-3 DMA2 channel1-2 */
+/* DMA1 channle2-3 */
-#if defined(BSP_UART1_RX_USING_DMA) && !defined(UART1_RX_DMA_INSTANCE)
+#if defined(BSP_SPI1_TX_USING_DMA) && !defined(SPI1_TX_DMA_INSTANCE)
-#define UART1_DMA_RX_IRQHandler          DMA1_Channel2_3_IRQHandler
+#define SPI1_TX_DMA_IRQHandler           DMA1_Channel2_3_IRQHandler
-#define UART1_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
+#define SPI1_TX_DMA_RCC                  RCC_AHBENR_DMA1EN
-#define UART1_RX_DMA_INSTANCE            DMA1_Channel3
+#define SPI1_TX_DMA_INSTANCE             DMA1_Channel2
-#define UART1_RX_DMA_IRQ                 DMA1_Channel2_3_IRQn
+#define SPI1_TX_DMA_REQUEST              DMA_REQUEST_SPI1_TX
+#define SPI1_TX_DMA_IRQ                  DMA1_Channel2_3_IRQn
+#elif defined(BSP_UART2_RX_USING_DMA) && !defined(UART2_RX_DMA_INSTANCE)
+#define UART2_DMA_RX_IRQHandler         DMA1_Channel2_3_IRQHandler
+#define UART2_RX_DMA_RCC                RCC_AHBENR_DMA1EN
+#define UART2_RX_DMA_INSTANCE           DMA1_Channel2
+#define UART2_RX_DMA_REQUEST            DMA_REQUEST_USART2_RX
+#define UART2_RX_DMA_IRQ                DMA1_Channel2_3_IRQn
 #endif
-/* DMA1 channel2-3 DMA2 channel1-2 */
 
-/* DMA1 channel4-7 DMA2 channel3-5 */
+#if defined(BSP_LPUART1_RX_USING_DMA) && !defined(LPUART1_RX_DMA_INSTANCE)
-#if defined(BSP_UART2_RX_USING_DMA) && !defined(UART2_RX_DMA_INSTANCE)
+#define LPUART1_DMA_RX_IRQHandler       DMA1_Ch4_7_DMAMUX1_OVR_IRQHandler
-#define UART2_DMA_RX_IRQHandler          DMA1_Ch4_7_DMAMUX1_OVR_IRQHandler
+#define LPUART1_RX_DMA_RCC              RCC_AHBENR_DMA1EN
-#define UART2_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
+#define LPUART1_RX_DMA_INSTANCE         DMA1_Channel5
-#define UART2_RX_DMA_INSTANCE            DMA1_Channel5
+#define LPUART1_RX_DMA_REQUEST          DMA_REQUEST_LPUART1_RX
-#define UART2_RX_DMA_IRQ                 DMA1_Ch4_7_DMAMUX1_OVR_IRQn
+#define LPUART1_RX_DMA_IRQ              DMA1_Ch4_7_DMAMUX1_OVR_IRQn
-#endif
-/* DMA1 channel4-7 DMA2 channel3-5 */
-#if defined(BSP_UART3_RX_USING_DMA) && !defined(UART3_RX_DMA_INSTANCE)
-#define UART3_DMA_RX_IRQHandler          DMA1_Ch4_7_DMAMUX1_OVR_IRQHandler
-#define UART3_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
-#define UART3_RX_DMA_INSTANCE            DMA1_Channel4
-#define UART3_RX_DMA_IRQ                 DMA1_Ch4_7_DMAMUX1_OVR_IRQn
-#endif
-#if defined(BSP_UART4_RX_USING_DMA) && !defined(UART4_RX_DMA_INSTANCE)
-#define UART4_DMA_RX_IRQHandler          DMA1_Ch4_7_DMAMUX1_OVR_IRQHandler
-#define UART4_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
-#define UART4_RX_DMA_INSTANCE            DMA1_Channel6
-#define UART4_RX_DMA_IRQ                 DMA1_Ch4_7_DMAMUX1_OVR_IRQn
 #endif
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/g0/pwm_config.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-01-05     zylx         first version
+ * 2019-01-08     SummerGift   clean up the code
+ */
+
+#ifndef __PWM_CONFIG_H__
+#define __PWM_CONFIG_H__
+
+#include <rtthread.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef BSP_USING_PWM2
+#ifndef PWM2_CONFIG
+#define PWM2_CONFIG                             \
+    {                                           \
+       .tim_handle.Instance     = TIM2,         \
+       .name                    = "pwm2",       \
+       .channel                 = 0             \
+    }
+#endif /* PWM2_CONFIG */
+#endif /* BSP_USING_PWM2 */
+
+#ifdef BSP_USING_PWM3
+#ifndef PWM3_CONFIG
+#define PWM3_CONFIG                             \
+    {                                           \
+       .tim_handle.Instance     = TIM3,         \
+       .name                    = "pwm3",       \
+       .channel                 = 0             \
+    }
+#endif /* PWM2_CONFIG */
+#endif /* BSP_USING_PWM2 */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __PWM_CONFIG_H__ */

bsp/stm32/libraries/HAL_Drivers/config/g0/spi_config.h

@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-01-05     zylx         first version
+ * 2019-01-08     SummerGift   clean up the code
+ */
+
+#ifndef __SPI_CONFIG_H__
+#define __SPI_CONFIG_H__
+
+#include <rtthread.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef BSP_USING_SPI1
+#ifndef SPI1_BUS_CONFIG
+#define SPI1_BUS_CONFIG                             \
+    {                                               \
+        .Instance = SPI1,                           \
+        .bus_name = "spi1",                         \
+    }
+#endif /* SPI1_BUS_CONFIG */
+#endif /* BSP_USING_SPI1 */
+    
+#ifdef BSP_SPI1_TX_USING_DMA
+#ifndef SPI1_TX_DMA_CONFIG
+#define SPI1_TX_DMA_CONFIG                          \
+    {                                               \
+        .dma_rcc = SPI1_TX_DMA_RCC,                 \
+        .Instance = SPI1_TX_DMA_INSTANCE,           \
+        .request = SPI1_TX_DMA_REQUEST,             \
+        .dma_irq = SPI1_TX_DMA_IRQ,                 \
+    }
+#endif /* SPI1_TX_DMA_CONFIG */
+#endif /* BSP_SPI1_TX_USING_DMA */
+
+#ifdef BSP_SPI1_RX_USING_DMA
+#ifndef SPI1_RX_DMA_CONFIG
+#define SPI1_RX_DMA_CONFIG                          \
+    {                                               \
+        .dma_rcc = SPI1_RX_DMA_RCC,                 \
+        .Instance = SPI1_RX_DMA_INSTANCE,           \
+        .request = SPI1_RX_DMA_REQUEST,             \
+        .dma_irq = SPI1_RX_DMA_IRQ,                 \
+    }
+#endif /* SPI1_RX_DMA_CONFIG */
+#endif /* BSP_SPI1_RX_USING_DMA */
+
+#ifdef BSP_USING_SPI2
+#ifndef SPI2_BUS_CONFIG
+#define SPI2_BUS_CONFIG                             \
+    {                                               \
+        .Instance = SPI2,                           \
+        .bus_name = "spi2",                         \
+    }
+#endif /* SPI2_BUS_CONFIG */
+#endif /* BSP_USING_SPI2 */
+    
+#ifdef BSP_SPI2_TX_USING_DMA
+#ifndef SPI2_TX_DMA_CONFIG
+#define SPI2_TX_DMA_CONFIG                          \
+    {                                               \
+        .dma_rcc = SPI2_TX_DMA_RCC,                 \
+        .Instance = SPI2_TX_DMA_INSTANCE,           \
+        .channel = SPI2_TX_DMA_CHANNEL,             \
+        .dma_irq = SPI2_TX_DMA_IRQ,                 \
+    }
+#endif /* SPI2_TX_DMA_CONFIG */
+#endif /* BSP_SPI2_TX_USING_DMA */
+
+#ifdef BSP_SPI2_RX_USING_DMA
+#ifndef SPI2_RX_DMA_CONFIG
+#define SPI2_RX_DMA_CONFIG                          \
+    {                                               \
+        .dma_rcc = SPI2_RX_DMA_RCC,                 \
+        .Instance = SPI2_RX_DMA_INSTANCE,           \
+        .channel = SPI2_RX_DMA_CHANNEL,             \
+        .dma_irq = SPI2_RX_DMA_IRQ,                 \
+    }
+#endif /* SPI2_RX_DMA_CONFIG */
+#endif /* BSP_SPI2_RX_USING_DMA */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__SPI_CONFIG_H__ */
+
+
+

bsp/stm32/libraries/HAL_Drivers/config/g0/tim_config.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-01-05     zylx         first version
+ * 2019-01-08     SummerGift   clean up the code
+ */
+
+#ifndef __TIM_CONFIG_H__
+#define __TIM_CONFIG_H__
+
+#include <rtthread.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef TIM_DEV_INFO_CONFIG
+#define TIM_DEV_INFO_CONFIG                     \
+    {                                           \
+        .maxfreq = 1000000,                     \
+        .minfreq = 2000,                        \
+        .maxcnt  = 0xFFFF,                      \
+        .cntmode = HWTIMER_CNTMODE_UP,          \
+    }
+#endif /* TIM_DEV_INFO_CONFIG */
+
+#ifdef BSP_USING_TIM2
+#ifndef TIM2_CONFIG
+#define TIM2_CONFIG                             \
+    {                                           \
+       .tim_handle.Instance     = TIM2,         \
+       .tim_irqn                = TIM2_IRQn,    \
+       .name                    = "timer2",     \
+    }
+#endif /* TIM2_CONFIG */
+#endif /* BSP_USING_TIM2 */
+
+#ifdef BSP_USING_TIM3
+#ifndef TIM3_CONFIG
+#define TIM3_CONFIG                             \
+    {                                           \
+       .tim_handle.Instance     = TIM3,         \
+       .tim_irqn                = TIM3_IRQn,    \
+       .name                    = "timer3",     \
+    }
+#endif /* TIM3_CONFIG */
+#endif /* BSP_USING_TIM3 */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __TIM_CONFIG_H__ */

bsp/stm32/libraries/HAL_Drivers/drv_adc.c

@@ -50,7 +50,7 @@ static rt_err_t stm32_adc_enabled(struct rt_adc_device *device, rt_uint32_t chan
 
     if (enabled)
     {
-#ifdef SOC_SERIES_STM32L4
+#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
         ADC_Enable(stm32_adc_handler);
 #else
         __HAL_ADC_ENABLE(stm32_adc_handler);
@@ -58,7 +58,7 @@ static rt_err_t stm32_adc_enabled(struct rt_adc_device *device, rt_uint32_t chan
     }
     else
     {
-#ifdef SOC_SERIES_STM32L4
+#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
         ADC_Disable(stm32_adc_handler);
 #else
         __HAL_ADC_DISABLE(stm32_adc_handler);
@@ -150,7 +150,8 @@ static rt_err_t stm32_get_adc_value(struct rt_adc_device *device, rt_uint32_t ch
 
 #if defined(SOC_SERIES_STM32F1)
     if (channel <= 17)
-#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L4)
+#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) \
+        || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
     if (channel <= 18)
 #endif
     {
@@ -161,7 +162,8 @@ static rt_err_t stm32_get_adc_value(struct rt_adc_device *device, rt_uint32_t ch
     {
 #if defined(SOC_SERIES_STM32F1)
         LOG_E("ADC channel must be between 0 and 17.");
-#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L4)
+#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) \
+        || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
         LOG_E("ADC channel must be between 0 and 18.");
 #endif
         return -RT_ERROR;
@@ -215,18 +217,24 @@ static int stm32_adc_init(void)
         /* ADC init */
         name_buf[3] = '0';
         stm32_adc_obj[i].ADC_Handler = adc_config[i];
+#if defined(ADC1)
         if (stm32_adc_obj[i].ADC_Handler.Instance == ADC1)
         {
             name_buf[3] = '1';
         }
+#endif
+#if defined(ADC2)
         if (stm32_adc_obj[i].ADC_Handler.Instance == ADC2)
         {
             name_buf[3] = '2';
         }
+#endif
+#if defined(ADC3)
         if (stm32_adc_obj[i].ADC_Handler.Instance == ADC3)
         {
             name_buf[3] = '3';
         }
+#endif
         if (HAL_ADC_Init(&stm32_adc_obj[i].ADC_Handler) != HAL_OK)
         {
             LOG_E("%s init failed", name_buf);

bsp/stm32/libraries/HAL_Drivers/drv_config.h

@@ -64,6 +64,10 @@ extern "C" {
 #elif  defined(SOC_SERIES_STM32G0)
 #include "g0/dma_config.h"
 #include "g0/uart_config.h"
+#include "g0/spi_config.h"
+#include "g0/adc_config.h"
+#include "g0/tim_config.h"
+#include "g0/pwm_config.h"
 #endif
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/drv_dma.h

@@ -34,7 +34,7 @@ struct dma_config {
     rt_uint32_t channel;
 #endif
 
-#if defined(SOC_SERIES_STM32L4)
+#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
     rt_uint32_t request;
 #endif
 };

bsp/stm32/libraries/HAL_Drivers/drv_gpio.c

@@ -544,7 +544,7 @@ static rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin,
         HAL_GPIO_DeInit(index->gpio, index->pin);
 
         pin_irq_enable_mask &= ~irqmap->pinbit;
-#if defined(SOC_SERIES_STM32F0)
+#if defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         if (( irqmap->pinbit>=GPIO_PIN_0 )&&( irqmap->pinbit<=GPIO_PIN_1 ))
         {
             if(!(pin_irq_enable_mask&(GPIO_PIN_0|GPIO_PIN_1)))
@@ -618,12 +618,24 @@ rt_inline void pin_irq_hdr(int irqno)
     }
 }
 
-void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
+#if defined(SOC_SERIES_STM32G0)
+void HAL_GPIO_EXTI_Rising_Callback(uint16_t GPIO_Pin)
 {
     pin_irq_hdr(bit2bitno(GPIO_Pin));
 }
 
-#if defined(SOC_SERIES_STM32F0)
+void HAL_GPIO_EXTI_Falling_Callback(uint16_t GPIO_Pin)
+{
+    pin_irq_hdr(bit2bitno(GPIO_Pin));
+}
+#else
+void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
+{
+    pin_irq_hdr(bit2bitno(GPIO_Pin));
+}
+#endif
+
+#if defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
 void EXTI0_1_IRQHandler(void)
 {
     rt_interrupt_enter();

bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c

@@ -168,11 +168,11 @@ static void timer_init(struct rt_hwtimer_device *timer, rt_uint32_t state)
         if (tim->Instance == TIM9 || tim->Instance == TIM10 || tim->Instance == TIM11)
 #elif defined(SOC_SERIES_STM32L4)
         if (tim->Instance == TIM15 || tim->Instance == TIM16 || tim->Instance == TIM17)
-#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0)
+#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         if (0)
 #endif
         {
-#ifndef SOC_SERIES_STM32F0
+#if !defined(SOC_SERIES_STM32F0) && !defined(SOC_SERIES_STM32G0)
             prescaler_value = (uint32_t)(HAL_RCC_GetPCLK2Freq() * 2 / 10000) - 1;
 #endif
         }
@@ -192,7 +192,7 @@ static void timer_init(struct rt_hwtimer_device *timer, rt_uint32_t state)
             tim->Init.CounterMode   = TIM_COUNTERMODE_DOWN;
         }
         tim->Init.RepetitionCounter = 0;
-#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0)
+#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         tim->Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
 #endif
         if (HAL_TIM_Base_Init(tim) != HAL_OK)
@@ -282,7 +282,7 @@ static rt_err_t timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
         if (tim->Instance == TIM9 || tim->Instance == TIM10 || tim->Instance == TIM11)
 #elif defined(SOC_SERIES_STM32L4)
         if (tim->Instance == TIM15 || tim->Instance == TIM16 || tim->Instance == TIM17)
-#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0)
+#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         if (0)
 #endif
         {
@@ -296,7 +296,7 @@ static rt_err_t timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
         {
 #if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
             val = HAL_RCC_GetPCLK1Freq() * 2 / freq;
-#elif defined(SOC_SERIES_STM32F0)
+#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
             val = HAL_RCC_GetPCLK1Freq() / freq;
 #endif
         }

bsp/stm32/libraries/HAL_Drivers/drv_pwm.c

@@ -189,17 +189,17 @@ static rt_err_t drv_pwm_get(TIM_HandleTypeDef *htim, struct rt_pwm_configuration
     if (htim->Instance == TIM9 || htim->Instance == TIM10 || htim->Instance == TIM11)
 #elif defined(SOC_SERIES_STM32L4)
     if (htim->Instance == TIM15 || htim->Instance == TIM16 || htim->Instance == TIM17)
-#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0)
+#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
     if (0)
 #endif
     {
-#ifndef SOC_SERIES_STM32F0
+#if !defined(SOC_SERIES_STM32F0) && !defined(SOC_SERIES_STM32G0)
         tim_clock = HAL_RCC_GetPCLK2Freq() * 2;
 #endif
     }
     else
     {
-#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0)
+#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         tim_clock = HAL_RCC_GetPCLK1Freq();
 #else
         tim_clock = HAL_RCC_GetPCLK1Freq() * 2;
@@ -234,17 +234,17 @@ static rt_err_t drv_pwm_set(TIM_HandleTypeDef *htim, struct rt_pwm_configuration
     if (htim->Instance == TIM9 || htim->Instance == TIM10 || htim->Instance == TIM11)
 #elif defined(SOC_SERIES_STM32L4)
     if (htim->Instance == TIM15 || htim->Instance == TIM16 || htim->Instance == TIM17)
-#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0)
+#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
     if (0)
 #endif
     {
-#ifndef SOC_SERIES_STM32F0
+#if !defined(SOC_SERIES_STM32F0) && !defined(SOC_SERIES_STM32G0)
         tim_clock = HAL_RCC_GetPCLK2Freq() * 2;
 #endif
     }
     else
     {
-#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0)
+#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         tim_clock = HAL_RCC_GetPCLK1Freq();
 #else
         tim_clock = HAL_RCC_GetPCLK1Freq() * 2;

bsp/stm32/libraries/HAL_Drivers/drv_spi.c

@@ -145,7 +145,7 @@ static rt_err_t stm32_spi_init(struct stm32_spi *spi_drv, struct rt_spi_configur
 
     uint32_t SPI_APB_CLOCK;
 
-#ifdef SOC_SERIES_STM32F0
+#if defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
     SPI_APB_CLOCK = HAL_RCC_GetPCLK1Freq();
 #else
     SPI_APB_CLOCK = HAL_RCC_GetPCLK2Freq();

bsp/stm32/libraries/STM32G0xx_HAL/CMSIS/ST/STM32G0xx/Source/Templates/gcc/startup_stm32g071xx.s

@@ -85,7 +85,7 @@ LoopFillZerobss:
 /* Call the clock system intitialization function.*/
   bl  SystemInit
 /* Call static constructors */
-  bl __libc_init_array
+/*  bl __libc_init_array */
 /* Call the application's entry point.*/
   bl entry
 

bsp/stm32/libraries/STM32G0xx_HAL/SConscript

@@ -47,11 +47,10 @@ if GetDepend(['RT_USING_ADC']):
     src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_adc.c']
     src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_adc_ex.c']
     src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_ll_adc.c']
-    
+
-if GetDepend(['RT_USING_RTC']):
+if GetDepend(['RT_USING_WDT']):
-    src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rtc.c']
+    src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_iwdg.c']
-    src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rtc_ex.c']
+    src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_wwdg.c']
-    src += ['STM32G0xx_HAL_Driver/Src/stm32g0xx_ll_rtc.c']
 
 path = [cwd + '/STM32G0xx_HAL_Driver/Inc', 
     cwd + '/CMSIS/ST/STM32G0xx/Include',

bsp/stm32/stm32g071-st-nucleo/README.md

@@ -1,4 +1,4 @@
-# BSP README 模板
+# STM32G071 BSP
 
 ## 简介
 
@@ -55,10 +55,9 @@ STM32G071RB-Nucleo 开发板是 ST 官方推出的一款基于 ARM Cortex-M0+
 
     本章节是为需要在 RT-Thread 操作系统上使用更多开发板资源的开发者准备的。通过使用 ENV 工具对 BSP 进行配置，可以开启更多板载资源，实现更多高级功能。
 
-
 ### 快速上手
 
-本 BSP 为开发者提供 MDK4、MDK5 和 IAR 工程，并且支持 GCC 开发环境。下面以 MDK5 开发环境为例，介绍如何将系统运行起来。
+本 BSP 为开发者提供 MDK5 和 IAR 工程，并且支持 GCC 开发环境。下面以 MDK5 开发环境为例，介绍如何将系统运行起来。
 
 #### 硬件连接
 
@@ -68,7 +67,7 @@ STM32G071RB-Nucleo 开发板是 ST 官方推出的一款基于 ARM Cortex-M0+
 
 双击 project.uvprojx 文件，打开 MDK5 工程，编译并下载程序到开发板。
 
-> 工程默认配置使用 xxx 仿真器下载程序，在通过 xxx 连接开发板的基础上，点击下载按钮即可下载程序到开发板
+> 将工程使用的仿真器设置为ST-Link并安装仿真器好驱动程序以后，将开发板连接到PC，点击下载按钮即可下载程序到开发板。
 
 #### 运行结果
 
@@ -83,6 +82,7 @@ STM32G071RB-Nucleo 开发板是 ST 官方推出的一款基于 ARM Cortex-M0+
  2006 - 2018 Copyright by rt-thread team
 msh >
 ```
+
 ### 进阶使用
 
 此 BSP 默认只开启了 GPIO 和 LPUART 的功能，如果需使用 SPI，I2C 等更多高级功能，需要利用 ENV 工具对BSP 进行配置，步骤如下：
@@ -105,4 +105,4 @@ msh >
 
 维护人:
 
--  [gztss](https://github.com/gztss)
+-  [gztss](https://github.com/gztss)

bsp/stm32/stm32g071-st-nucleo/board/CubeMX_Config/Inc/stm32g0xx_hal_conf.h

@@ -59,7 +59,7 @@ extern "C" {
 /* #define HAL_EXTI_MODULE_ENABLED   */
 /* #define HAL_I2C_MODULE_ENABLED   */
 /* #define HAL_I2S_MODULE_ENABLED   */
-/* #define HAL_IWDG_MODULE_ENABLED   */
+#define HAL_IWDG_MODULE_ENABLED
 /* #define HAL_IRDA_MODULE_ENABLED   */
 /* #define HAL_LPTIM_MODULE_ENABLED   */
 /* #define HAL_RNG_MODULE_ENABLED   */

bsp/stm32/stm32g071-st-nucleo/board/CubeMX_Config/Src/main.c

@@ -66,6 +66,8 @@ ADC_HandleTypeDef hadc1;
 
 DAC_HandleTypeDef hdac1;
 
+IWDG_HandleTypeDef hiwdg;
+
 UART_HandleTypeDef hlpuart1;
 UART_HandleTypeDef huart1;
 UART_HandleTypeDef huart2;
@@ -94,6 +96,7 @@ static void MX_USART3_UART_Init(void);
 static void MX_SPI1_Init(void);
 static void MX_SPI2_Init(void);
 static void MX_DAC1_Init(void);
+static void MX_IWDG_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -141,6 +144,7 @@ int main(void)
   MX_SPI1_Init();
   MX_SPI2_Init();
   MX_DAC1_Init();
+  MX_IWDG_Init();
   /* USER CODE BEGIN 2 */
 
   /* USER CODE END 2 */
@@ -171,10 +175,11 @@ void SystemClock_Config(void)
   HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);
   /**Initializes the CPU, AHB and APB busses clocks 
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSI;
   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
   RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV1;
   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
   RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
@@ -317,6 +322,35 @@ static void MX_DAC1_Init(void)
 
 }
 
+/**
+  * @brief IWDG Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_IWDG_Init(void)
+{
+
+  /* USER CODE BEGIN IWDG_Init 0 */
+
+  /* USER CODE END IWDG_Init 0 */
+
+  /* USER CODE BEGIN IWDG_Init 1 */
+
+  /* USER CODE END IWDG_Init 1 */
+  hiwdg.Instance = IWDG;
+  hiwdg.Init.Prescaler = IWDG_PRESCALER_4;
+  hiwdg.Init.Window = 4095;
+  hiwdg.Init.Reload = 4095;
+  if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN IWDG_Init 2 */
+
+  /* USER CODE END IWDG_Init 2 */
+
+}
+
 /**
   * @brief LPUART1 Initialization Function
   * @param None

bsp/stm32/stm32g071-st-nucleo/board/CubeMX_Config/stm32g071rbt6.ioc

@@ -17,18 +17,19 @@ LPUART1.WordLength=UART_WORDLENGTH_8B
 Mcu.Family=STM32G0
 Mcu.IP0=ADC1
 Mcu.IP1=DAC1
-Mcu.IP10=USART1
+Mcu.IP10=TIM3
-Mcu.IP11=USART2
+Mcu.IP11=USART1
-Mcu.IP12=USART3
+Mcu.IP12=USART2
-Mcu.IP2=LPUART1
+Mcu.IP13=USART3
-Mcu.IP3=NVIC
+Mcu.IP2=IWDG
-Mcu.IP4=RCC
+Mcu.IP3=LPUART1
-Mcu.IP5=SPI1
+Mcu.IP4=NVIC
-Mcu.IP6=SPI2
+Mcu.IP5=RCC
-Mcu.IP7=SYS
+Mcu.IP6=SPI1
-Mcu.IP8=TIM2
+Mcu.IP7=SPI2
-Mcu.IP9=TIM3
+Mcu.IP8=SYS
-Mcu.IPNb=13
+Mcu.IP9=TIM2
+Mcu.IPNb=14
 Mcu.Name=STM32G071R(6-8-B)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PC11
@@ -52,17 +53,18 @@ Mcu.Pin24=PA13
 Mcu.Pin25=PA14-BOOT0
 Mcu.Pin26=PA15
 Mcu.Pin27=PD5
-Mcu.Pin28=VP_SYS_VS_Systick
+Mcu.Pin28=VP_IWDG_VS_IWDG
-Mcu.Pin29=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin29=VP_SYS_VS_Systick
 Mcu.Pin3=PC15-OSC32_OUT (PC15)
-Mcu.Pin30=VP_TIM3_VS_ClockSourceINT
+Mcu.Pin30=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin31=VP_TIM3_VS_ClockSourceINT
 Mcu.Pin4=PF0-OSC_IN (PF0)
 Mcu.Pin5=PC2
 Mcu.Pin6=PC3
 Mcu.Pin7=PA0
 Mcu.Pin8=PA1
 Mcu.Pin9=PA2
-Mcu.PinsNb=31
+Mcu.PinsNb=32
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32G071RBTx
@@ -177,7 +179,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=MDK-ARM V5
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-MX_DMA_Init-DMA-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,4-MX_ADC1_Init-ADC1-false-HAL-true,5-MX_TIM2_Init-TIM2-false-HAL-true,6-MX_TIM3_Init-TIM3-false-HAL-true,7-MX_USART1_UART_Init-USART1-false-HAL-true,8-MX_USART2_UART_Init-USART2-false-HAL-true,9-MX_USART3_UART_Init-USART3-false-HAL-true,10-MX_SPI1_Init-SPI1-false-HAL-true,11-MX_SPI2_Init-SPI2-false-HAL-true,12-MX_DAC1_Init-DAC1-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,4-MX_ADC1_Init-ADC1-false-HAL-true,5-MX_TIM2_Init-TIM2-false-HAL-true,6-MX_TIM3_Init-TIM3-false-HAL-true,7-MX_USART1_UART_Init-USART1-false-HAL-true,8-MX_USART2_UART_Init-USART2-false-HAL-true,9-MX_USART3_UART_Init-USART3-false-HAL-true,10-MX_SPI1_Init-SPI1-false-HAL-true,11-MX_SPI2_Init-SPI2-false-HAL-true,12-MX_DAC1_Init-DAC1-false-HAL-true,13-MX_IWDG_Init-IWDG-false-HAL-true
 RCC.ADCFreq_Value=64000000
 RCC.AHBFreq_Value=64000000
 RCC.APBFreq_Value=64000000
@@ -248,6 +250,8 @@ USART2.IPParameters=VirtualMode-Asynchronous
 USART2.VirtualMode-Asynchronous=VM_ASYNC
 USART3.IPParameters=VirtualMode-Asynchronous
 USART3.VirtualMode-Asynchronous=VM_ASYNC
+VP_IWDG_VS_IWDG.Mode=IWDG_Activate
+VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
 VP_SYS_VS_Systick.Mode=SysTick
 VP_SYS_VS_Systick.Signal=SYS_VS_Systick
 VP_TIM2_VS_ClockSourceINT.Mode=Internal

bsp/stm32/stm32g071-st-nucleo/board/Kconfig

@@ -54,6 +54,120 @@ menu "On-chip Peripheral Drivers"
                 default n
         endif
 
+    menuconfig BSP_USING_TIM
+        bool "Enable timer"
+        default n
+        select RT_USING_HWTIMER
+        if BSP_USING_TIM
+
+            config BSP_USING_TIM2
+                bool "Enable TIM2"
+                default n
+
+            config BSP_USING_TIM3
+                bool "Enable TIM3"
+                default n
+        endif
+
+    menuconfig BSP_USING_PWM
+        bool "Enable pwm"
+        default n
+        select RT_USING_PWM
+        if BSP_USING_PWM
+        menuconfig BSP_USING_PWM3
+            bool "Enable timer3 output pwm"
+            default n
+            if BSP_USING_PWM3
+                config BSP_USING_PWM3_CH1
+                    bool "Enable PWM3 channel1"
+                    default n
+
+                config BSP_USING_PWM3_CH2
+                    bool "Enable PWM3 channel2"
+                    default n
+
+                config BSP_USING_PWM3_CH3
+                    bool "Enable PWM3 channel3"
+                    default n
+
+                config BSP_USING_PWM3_CH4
+                    bool "Enable PWM3 channel4"
+                    default n
+            endif
+        endif
+
+    menuconfig BSP_USING_SPI
+        bool "Enable SPI BUS"
+        default n
+        select RT_USING_SPI
+        if BSP_USING_SPI
+            config BSP_USING_SPI1
+                bool "Enable SPI1 BUS"
+                default n
+
+            config BSP_SPI1_TX_USING_DMA
+                bool "Enable SPI1 TX DMA"
+                depends on BSP_USING_SPI1
+                default n
+                        
+            config BSP_SPI1_RX_USING_DMA
+                bool "Enable SPI1 RX DMA"
+                depends on BSP_USING_SPI1
+                select BSP_SPI1_TX_USING_DMA
+                default n
+
+            config BSP_USING_SPI2
+                bool "Enable SPI2 BUS"
+                default n  
+                        
+            config BSP_SPI2_TX_USING_DMA
+                bool "Enable SPI2 TX DMA"
+                depends on BSP_USING_SPI2
+                default n
+                        
+            config BSP_SPI2_RX_USING_DMA
+                bool "Enable SPI2 RX DMA"
+                depends on BSP_USING_SPI2
+                select BSP_SPI2_TX_USING_DMA
+                default n
+        endif
+
+    menuconfig BSP_USING_I2C1
+        bool "Enable I2C1 BUS (software simulation)"
+        default n
+        select RT_USING_I2C
+        select RT_USING_I2C_BITOPS
+        select RT_USING_PIN
+        if BSP_USING_I2C1
+            config BSP_I2C1_SCL_PIN
+                int "i2c1 scl pin number"
+                range 0 63
+                default 22
+            config BSP_I2C1_SDA_PIN
+                int "I2C1 sda pin number"
+                range 0 63
+                default 23
+        endif
+
+    menuconfig BSP_USING_ADC
+        bool "Enable ADC"
+        default n
+        select RT_USING_ADC
+        if BSP_USING_ADC
+            config BSP_USING_ADC1
+                bool "Enable ADC1"
+                default n
+        endif
+
+    config BSP_USING_ON_CHIP_FLASH
+        bool "Enable on-chip FLASH"
+        default n
+
+    config BSP_USING_WDT
+        bool "Enable Watchdog Timer"
+        select RT_USING_WDT
+        default n
+
 endmenu
 
 menu "Board extended module Drivers"