[bsp][stm32l476][RTduino] support PWM switch to SPI

bsp/stm32/stm32l476-st-nucleo/applications/arduino_pinout/pins_arduino.c

@@ -11,6 +11,10 @@
 #include <Arduino.h>
 #include "pins_arduino.h"
 
+#define DBG_TAG    "RTduino.pins_arduino"
+#define DBG_LVL    DBG_INFO
+#include <rtdbg.h>
+
 /*
  * {Arduino Pin, RT-Thread Pin [, Device Name, Channel]}
  * [] means optional
@@ -46,3 +50,34 @@ const pin_map_t pin_map_table[]=
     {A6, RT_NULL, "adc1", RT_ADC_INTERN_CH_VREF},   /* ADC, On-Chip: internal reference voltage */
     {A7, RT_NULL, "adc1", RT_ADC_INTERN_CH_TEMPER}, /* ADC, On-Chip: internal temperature sensor */
 };
+
+#ifdef RTDUINO_USING_SPI
+void switchToSPI(const char *bus_name)
+{
+    GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+    if(!rt_strcmp(bus_name, "spi1"))
+    {
+        __HAL_RCC_SPI1_CLK_ENABLE();
+        __HAL_RCC_GPIOA_CLK_ENABLE();
+
+        HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5);
+        HAL_GPIO_DeInit(GPIOA, GPIO_PIN_6);
+        HAL_GPIO_DeInit(GPIOA, GPIO_PIN_7);
+
+        /**SPI1 GPIO Configuration
+        PA5     ------> SPI1_SCK
+        PA6     ------> SPI1_MISO
+        PA7     ------> SPI1_MOSI
+        */
+        GPIO_InitStruct.Pin = GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7;
+        GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+        GPIO_InitStruct.Pull = GPIO_NOPULL;
+        GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+        GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
+        HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+        LOG_W("D11, D12 and D13 will switch from PWM to SPI");
+    }
+}
+#endif /* RTDUINO_USING_SPI */

bsp/stm32/stm32l476-st-nucleo/applications/arduino_pinout/pins_arduino.h

@@ -43,7 +43,10 @@
 #define F_CPU          80000000L  /* CPU:80MHz */
 
 /* i2c1 : PB9-SDA PB8-SCL */
-#define RTDUINO_DEFAULT_IIC_BUS_NAME    "i2c1"
+#define RTDUINO_DEFAULT_IIC_BUS_NAME     "i2c1"
+
+#define SS          D10
+#define RTDUINO_DEFAULT_SPI_BUS_NAME     "spi1"
 
 #define RTDUINO_TONE_HWTIMER_DEVICE_NAME "timer7"
 

bsp/stm32/stm32l476-st-nucleo/board/CubeMX_Config/CubeMX_Config.ioc

@@ -64,8 +64,8 @@ Mcu.PinsNb=28
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32L476RGTx
-MxCube.Version=6.8.0
+MxCube.Version=6.8.1
-MxDb.Version=DB.6.0.80
+MxDb.Version=DB.6.0.81
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.ForceEnableDMAVector=true
@@ -149,7 +149,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=MDK-ARM V5
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART2_UART_Init-USART2-false-HAL-true,4-MX_RTC_Init-RTC-false-HAL-true,5-MX_SPI3_Init-SPI3-false-HAL-true,6-MX_TIM15_Init-TIM15-false-HAL-true,7-MX_TIM16_Init-TIM16-false-HAL-true,8-MX_TIM17_Init-TIM17-false-HAL-true,9-MX_ADC1_Init-ADC1-false-HAL-true,10-MX_LPTIM1_Init-LPTIM1-false-HAL-true,11-MX_TIM2_Init-TIM2-false-HAL-true,12-MX_TIM3_Init-TIM3-false-HAL-true,13-MX_TIM4_Init-TIM4-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART2_UART_Init-USART2-false-HAL-true,4-MX_RTC_Init-RTC-false-HAL-true,5-MX_SPI3_Init-SPI3-false-HAL-true,6-MX_TIM15_Init-TIM15-false-HAL-true,7-MX_TIM16_Init-TIM16-false-HAL-true,8-MX_TIM17_Init-TIM17-false-HAL-true,9-MX_ADC1_Init-ADC1-false-HAL-true,10-MX_LPTIM1_Init-LPTIM1-false-HAL-true,11-MX_TIM2_Init-TIM2-false-HAL-true,12-MX_TIM3_Init-TIM3-false-HAL-true,13-MX_TIM4_Init-TIM4-false-HAL-true,14-MX_TIM7_Init-TIM7-false-HAL-true
 RCC.ADCFreq_Value=64000000
 RCC.AHBFreq_Value=80000000
 RCC.APB1Freq_Value=80000000

bsp/stm32/stm32l476-st-nucleo/board/Kconfig

@@ -37,8 +37,13 @@ menu "Onboard Peripheral Drivers"
         select BSP_USING_PWM17_CH1
         select BSP_USING_I2C
         select BSP_USING_I2C1
+        select BSP_USING_SPI
+        select BSP_USING_SPI1
+        select BSP_SPI1_TX_USING_DMA
+        select BSP_SPI1_RX_USING_DMA
+        select RTDUINO_USING_WIRE
+        select RTDUINO_USING_SPI
         imply RTDUINO_USING_SERVO
-        imply RTDUINO_USING_WIRE
         default n
 
 endmenu
@@ -142,21 +147,6 @@ menu "On-chip Peripheral Drivers"
                 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
-
             config BSP_USING_SPI3
                 bool "Enable SPI3 BUS"
                 default n