From f93d0857aae35f172d43e741408c9816b4e32952 Mon Sep 17 00:00:00 2001
From: KY-zhang-X <tjkdbd@163.com>
Date: Thu, 29 Sep 2022 12:05:16 +0800
Subject: [PATCH] add qspi and sd on bearpi board

---
 board/BearPi_STM32L431RC/BSP/.mxproject       |   8 +-
 .../BSP/BearPi_STM32L31RC.ioc                 |  93 ++++++++------
 board/BearPi_STM32L431RC/BSP/Inc/quadspi.h    |  58 +++++++++
 board/BearPi_STM32L431RC/BSP/Inc/sdmmc.h      |  58 +++++++++
 .../BSP/Inc/stm32l4xx_hal_conf.h              |   4 +-
 board/BearPi_STM32L431RC/BSP/Src/mcu_init.c   |   9 +-
 board/BearPi_STM32L431RC/BSP/Src/quadspi.c    | 110 ++++++++++++++++
 board/BearPi_STM32L431RC/BSP/Src/sdmmc.c      | 117 ++++++++++++++++++
 8 files changed, 413 insertions(+), 44 deletions(-)
 create mode 100644 board/BearPi_STM32L431RC/BSP/Inc/quadspi.h
 create mode 100644 board/BearPi_STM32L431RC/BSP/Inc/sdmmc.h
 create mode 100644 board/BearPi_STM32L431RC/BSP/Src/quadspi.c
 create mode 100644 board/BearPi_STM32L431RC/BSP/Src/sdmmc.c

diff --git a/board/BearPi_STM32L431RC/BSP/.mxproject b/board/BearPi_STM32L431RC/BSP/.mxproject
index b297bdd2..9788dfa9 100644
--- a/board/BearPi_STM32L431RC/BSP/.mxproject
+++ b/board/BearPi_STM32L431RC/BSP/.mxproject
@@ -1,14 +1,14 @@
 [PreviousGenFiles]
 HeaderPath=F:/RTOS/TencentOS/TencentOS-tiny/board/BearPi_STM32L31RC/BSP/Inc
-HeaderFiles=gpio.h;adc.h;dac.h;i2c.h;usart.h;spi.h;stm32l4xx_it.h;stm32l4xx_hal_conf.h;main.h;
+HeaderFiles=gpio.h;adc.h;i2c.h;usart.h;quadspi.h;sdmmc.h;spi.h;stm32l4xx_it.h;stm32l4xx_hal_conf.h;main.h;
 SourcePath=F:/RTOS/TencentOS/TencentOS-tiny/board/BearPi_STM32L31RC/BSP/Src
-SourceFiles=gpio.c;adc.c;dac.c;i2c.c;usart.c;spi.c;stm32l4xx_it.c;stm32l4xx_hal_msp.c;main.c;
+SourceFiles=gpio.c;adc.c;i2c.c;usart.c;quadspi.c;sdmmc.c;spi.c;stm32l4xx_it.c;stm32l4xx_hal_msp.c;main.c;
 
 [PreviousLibFiles]
-LibFiles=Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_def.h;Drivers/STM32L4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ramfunc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_cortex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_exti.h;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_def.h;Drivers/STM32L4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ramfunc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_cortex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_exti.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/stm32l431xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/stm32l4xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/system_stm32l4xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Source/Templates/system_stm32l4xx.c;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/mpu_armv7.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/tz_context.h;
+LibFiles=Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_def.h;Drivers/STM32L4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ramfunc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_cortex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_exti.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_qspi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_sdmmc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_sd.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_sd_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim_ex.h;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_qspi.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_sdmmc.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_adc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_adc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_def.h;Drivers/STM32L4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_rcc_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_flash_ramfunc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_gpio_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_dma_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_pwr_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_cortex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_exti.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_uart_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_qspi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_sdmmc.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_sd.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_sd_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi_ex.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim.h;Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_tim_ex.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/stm32l431xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/stm32l4xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Include/system_stm32l4xx.h;Drivers/CMSIS/Device/ST/STM32L4xx/Source/Templates/system_stm32l4xx.c;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/mpu_armv7.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/tz_context.h;
 
 [PreviousUsedKeilFiles]
-SourceFiles=..\Src\main.c;..\Src\gpio.c;..\Src\adc.c;..\Src\i2c.c;..\Src\usart.c;..\Src\spi.c;..\Src\stm32l4xx_it.c;..\Src\stm32l4xx_hal_msp.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;../\Src/system_stm32l4xx.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;../\Src/system_stm32l4xx.c;../Drivers/CMSIS/Device/ST/STM32L4xx/Source/Templates/system_stm32l4xx.c;null;
+SourceFiles=..\Src\main.c;..\Src\gpio.c;..\Src\adc.c;..\Src\i2c.c;..\Src\usart.c;..\Src\quadspi.c;..\Src\sdmmc.c;..\Src\spi.c;..\Src\stm32l4xx_it.c;..\Src\stm32l4xx_hal_msp.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_qspi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_sdmmc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;..\\Src/system_stm32l4xx.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rcc_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gpio.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pwr_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_cortex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_exti.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_uart_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_qspi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_sdmmc.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c;../Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c;..\\Src/system_stm32l4xx.c;../Drivers/CMSIS/Device/ST/STM32L4xx/Source/Templates/system_stm32l4xx.c;;
 HeaderPath=..\Drivers\STM32L4xx_HAL_Driver\Inc;..\Drivers\STM32L4xx_HAL_Driver\Inc\Legacy;..\Drivers\CMSIS\Device\ST\STM32L4xx\Include;..\Drivers\CMSIS\Include;..\Inc;
 CDefines=USE_HAL_DRIVER;STM32L431xx;USE_HAL_DRIVER;STM32L431xx;
 
diff --git a/board/BearPi_STM32L431RC/BSP/BearPi_STM32L31RC.ioc b/board/BearPi_STM32L431RC/BSP/BearPi_STM32L31RC.ioc
index 77281737..4a6c639d 100644
--- a/board/BearPi_STM32L431RC/BSP/BearPi_STM32L31RC.ioc
+++ b/board/BearPi_STM32L431RC/BSP/BearPi_STM32L31RC.ioc
@@ -14,17 +14,19 @@ LPUART1.WordLength=UART_WORDLENGTH_8B
 Mcu.Family=STM32L4
 Mcu.IP0=ADC1
 Mcu.IP1=I2C1
-Mcu.IP10=USART2
-Mcu.IP11=USART3
+Mcu.IP10=SYS
+Mcu.IP11=USART1
+Mcu.IP12=USART2
+Mcu.IP13=USART3
 Mcu.IP2=LPUART1
 Mcu.IP3=NVIC
-Mcu.IP4=RCC
-Mcu.IP5=SPI1
-Mcu.IP6=SPI2
-Mcu.IP7=SPI3
-Mcu.IP8=SYS
-Mcu.IP9=USART1
-Mcu.IPNb=12
+Mcu.IP4=QUADSPI
+Mcu.IP5=RCC
+Mcu.IP6=SDMMC1
+Mcu.IP7=SPI1
+Mcu.IP8=SPI2
+Mcu.IP9=SPI3
+Mcu.IPNb=14
 Mcu.Name=STM32L431R(B-C)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PC13
@@ -35,31 +37,38 @@ Mcu.Pin12=PA4
 Mcu.Pin13=PA6
 Mcu.Pin14=PC4
 Mcu.Pin15=PC5
-Mcu.Pin16=PB2
-Mcu.Pin17=PB13
-Mcu.Pin18=PB15
-Mcu.Pin19=PC6
+Mcu.Pin16=PB0
+Mcu.Pin17=PB1
+Mcu.Pin18=PB2
+Mcu.Pin19=PB10
 Mcu.Pin2=PC15-OSC32_OUT (PC15)
-Mcu.Pin20=PC7
-Mcu.Pin21=PA9
-Mcu.Pin22=PA10
-Mcu.Pin23=PA12
-Mcu.Pin24=PA15 (JTDI)
-Mcu.Pin25=PC10
-Mcu.Pin26=PC11
-Mcu.Pin27=PB3 (JTDO-TRACESWO)
-Mcu.Pin28=PB5
-Mcu.Pin29=PB6
+Mcu.Pin20=PB11
+Mcu.Pin21=PB13
+Mcu.Pin22=PB15
+Mcu.Pin23=PC6
+Mcu.Pin24=PC7
+Mcu.Pin25=PC8
+Mcu.Pin26=PA9
+Mcu.Pin27=PA10
+Mcu.Pin28=PA12
+Mcu.Pin29=PA15 (JTDI)
 Mcu.Pin3=PH0-OSC_IN (PH0)
-Mcu.Pin30=PB7
-Mcu.Pin31=VP_SYS_VS_Systick
+Mcu.Pin30=PC10
+Mcu.Pin31=PC11
+Mcu.Pin32=PC12
+Mcu.Pin33=PD2
+Mcu.Pin34=PB3 (JTDO-TRACESWO)
+Mcu.Pin35=PB5
+Mcu.Pin36=PB6
+Mcu.Pin37=PB7
+Mcu.Pin38=VP_SYS_VS_Systick
 Mcu.Pin4=PH1-OSC_OUT (PH1)
 Mcu.Pin5=PC0
 Mcu.Pin6=PC1
 Mcu.Pin7=PC2
 Mcu.Pin8=PC3
 Mcu.Pin9=PA1
-Mcu.PinsNb=32
+Mcu.PinsNb=39
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32L431RCTx
@@ -68,6 +77,7 @@ MxDb.Version=DB.5.0.30
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.EXTI2_IRQn=true\:0\:0\:false\:false\:true\:true\:true
+NVIC.ForceEnableDMAVector=true
 NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.LPUART1_IRQn=true\:0\:0\:false\:false\:true\:true\:true
 NVIC.MemoryManagement_IRQn=true\:0\:0\:false\:false\:true\:false\:false
@@ -101,6 +111,14 @@ PA6.Mode=Full_Duplex_Master
 PA6.Signal=SPI1_MISO
 PA9.Mode=Asynchronous
 PA9.Signal=USART1_TX
+PB0.Mode=Single Bank 1 2IOs
+PB0.Signal=QUADSPI_BK1_IO1
+PB1.Mode=Single Bank 1 2IOs
+PB1.Signal=QUADSPI_BK1_IO0
+PB10.Mode=Single Bank 1 2IOs
+PB10.Signal=QUADSPI_CLK
+PB11.Mode=Single Bank 1 2IOs
+PB11.Signal=QUADSPI_BK1_NCS
 PB13.Locked=true
 PB13.Mode=TX_Only_Simplex_Unidirect_Master
 PB13.Signal=SPI2_SCK
@@ -133,6 +151,8 @@ PC10.Mode=Full_Duplex_Master
 PC10.Signal=SPI3_SCK
 PC11.Mode=Full_Duplex_Master
 PC11.Signal=SPI3_MISO
+PC12.Mode=SD_1_bit
+PC12.Signal=SDMMC1_CK
 PC13.GPIOParameters=GPIO_Label
 PC13.GPIO_Label=LED
 PC13.Locked=true
@@ -158,14 +178,10 @@ PC7.GPIOParameters=GPIO_Label
 PC7.GPIO_Label=LCD_RST
 PC7.Locked=true
 PC7.Signal=GPIO_Output
-PCC.Checker=true
-PCC.Line=STM32L4x1
-PCC.MCU=STM32L431R(B-C)Tx
-PCC.PartNumber=STM32L431RCTx
-PCC.Seq0=0
-PCC.Series=STM32L4
-PCC.Temperature=25
-PCC.Vdd=3.0
+PC8.Mode=SD_1_bit
+PC8.Signal=SDMMC1_D0
+PD2.Mode=SD_1_bit
+PD2.Signal=SDMMC1_CMD
 PH0-OSC_IN\ (PH0).Mode=HSE-External-Oscillator
 PH0-OSC_IN\ (PH0).Signal=RCC_OSC_IN
 PH1-OSC_OUT\ (PH1).Mode=HSE-External-Oscillator
@@ -193,11 +209,18 @@ ProjectManager.PreviousToolchain=
 ProjectManager.ProjectBuild=false
 ProjectManager.ProjectFileName=BearPi_STM32L31RC.ioc
 ProjectManager.ProjectName=BearPi_STM32L31RC
+ProjectManager.RegisterCallBack=
 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_ADC1_Init-ADC1-false-HAL-true,4-MX_I2C1_Init-I2C1-false-HAL-true,5-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,6-MX_USART2_UART_Init-USART2-false-HAL-true,7-MX_USART3_UART_Init-USART3-false-HAL-true,8-MX_SPI1_Init-SPI1-false-HAL-true,9-MX_SPI3_Init-SPI3-false-HAL-true,10-MX_SPI2_Init-SPI2-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_ADC1_Init-ADC1-false-HAL-true,4-MX_I2C1_Init-I2C1-false-HAL-true,5-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,6-MX_USART2_UART_Init-USART2-false-HAL-true,7-MX_USART3_UART_Init-USART3-false-HAL-true,8-MX_SPI1_Init-SPI1-false-HAL-true,9-MX_SPI3_Init-SPI3-false-HAL-true,10-MX_SPI2_Init-SPI2-false-HAL-true,11-MX_USART1_UART_Init-USART1-false-HAL-true,12-MX_SDMMC1_SD_Init-SDMMC1-false-HAL-true,13-MX_QUADSPI_Init-QUADSPI-false-HAL-true
+QUADSPI.ChipSelectHighTime=QSPI_CS_HIGH_TIME_4_CYCLE
+QUADSPI.ClockPrescaler=0
+QUADSPI.FifoThreshold=4
+QUADSPI.FlashSize=22
+QUADSPI.IPParameters=ClockPrescaler,FifoThreshold,SampleShifting,FlashSize,ChipSelectHighTime
+QUADSPI.SampleShifting=QSPI_SAMPLE_SHIFTING_HALFCYCLE
 RCC.ADCFreq_Value=32000000
 RCC.AHBFreq_Value=80000000
 RCC.APB1Freq_Value=80000000
diff --git a/board/BearPi_STM32L431RC/BSP/Inc/quadspi.h b/board/BearPi_STM32L431RC/BSP/Inc/quadspi.h
new file mode 100644
index 00000000..118b51b4
--- /dev/null
+++ b/board/BearPi_STM32L431RC/BSP/Inc/quadspi.h
@@ -0,0 +1,58 @@
+/**
+  ******************************************************************************
+  * File Name          : QUADSPI.h
+  * Description        : This file provides code for the configuration
+  *                      of the QUADSPI instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2022 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __quadspi_H
+#define __quadspi_H
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+extern QSPI_HandleTypeDef hqspi;
+
+/* USER CODE BEGIN Private defines */
+
+/* USER CODE END Private defines */
+
+void MX_QUADSPI_Init(void);
+
+/* USER CODE BEGIN Prototypes */
+
+/* USER CODE END Prototypes */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /*__ quadspi_H */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/board/BearPi_STM32L431RC/BSP/Inc/sdmmc.h b/board/BearPi_STM32L431RC/BSP/Inc/sdmmc.h
new file mode 100644
index 00000000..1bfdc09b
--- /dev/null
+++ b/board/BearPi_STM32L431RC/BSP/Inc/sdmmc.h
@@ -0,0 +1,58 @@
+/**
+  ******************************************************************************
+  * File Name          : SDMMC.h
+  * Description        : This file provides code for the configuration
+  *                      of the SDMMC instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __sdmmc_H
+#define __sdmmc_H
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+extern SD_HandleTypeDef hsd1;
+
+/* USER CODE BEGIN Private defines */
+
+/* USER CODE END Private defines */
+
+void MX_SDMMC1_SD_Init(void);
+
+/* USER CODE BEGIN Prototypes */
+
+/* USER CODE END Prototypes */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /*__ sdmmc_H */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/board/BearPi_STM32L431RC/BSP/Inc/stm32l4xx_hal_conf.h b/board/BearPi_STM32L431RC/BSP/Inc/stm32l4xx_hal_conf.h
index e75091c5..d825554f 100644
--- a/board/BearPi_STM32L431RC/BSP/Inc/stm32l4xx_hal_conf.h
+++ b/board/BearPi_STM32L431RC/BSP/Inc/stm32l4xx_hal_conf.h
@@ -78,11 +78,11 @@
 /*#define HAL_OSPI_MODULE_ENABLED   */
 /*#define HAL_PCD_MODULE_ENABLED   */
 /*#define HAL_QSPI_MODULE_ENABLED   */
-/*#define HAL_QSPI_MODULE_ENABLED   */
+#define HAL_QSPI_MODULE_ENABLED
 /*#define HAL_RNG_MODULE_ENABLED   */
 /*#define HAL_RTC_MODULE_ENABLED   */
 /*#define HAL_SAI_MODULE_ENABLED   */
-/*#define HAL_SD_MODULE_ENABLED   */
+#define HAL_SD_MODULE_ENABLED
 /*#define HAL_SMBUS_MODULE_ENABLED   */
 /*#define HAL_SMARTCARD_MODULE_ENABLED   */
 #define HAL_SPI_MODULE_ENABLED
diff --git a/board/BearPi_STM32L431RC/BSP/Src/mcu_init.c b/board/BearPi_STM32L431RC/BSP/Src/mcu_init.c
index 7787f2e5..e0c1a37c 100644
--- a/board/BearPi_STM32L431RC/BSP/Src/mcu_init.c
+++ b/board/BearPi_STM32L431RC/BSP/Src/mcu_init.c
@@ -103,21 +103,24 @@ void SystemClock_Config(void)
   {
     Error_Handler();
   }
-  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2|RCC_PERIPHCLK_USART3
-                              |RCC_PERIPHCLK_LPUART1|RCC_PERIPHCLK_I2C1
+  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USART2
+                              |RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_LPUART1
+                              |RCC_PERIPHCLK_I2C1|RCC_PERIPHCLK_SDMMC1
                               |RCC_PERIPHCLK_ADC;
+  PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
   PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
   PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
   PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1;
   PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_PCLK1;
   PeriphClkInit.AdcClockSelection = RCC_ADCCLKSOURCE_PLLSAI1;
+  PeriphClkInit.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_PLLSAI1;
   PeriphClkInit.PLLSAI1.PLLSAI1Source = RCC_PLLSOURCE_MSI;
   PeriphClkInit.PLLSAI1.PLLSAI1M = 1;
   PeriphClkInit.PLLSAI1.PLLSAI1N = 16;
   PeriphClkInit.PLLSAI1.PLLSAI1P = RCC_PLLP_DIV7;
   PeriphClkInit.PLLSAI1.PLLSAI1Q = RCC_PLLQ_DIV2;
   PeriphClkInit.PLLSAI1.PLLSAI1R = RCC_PLLR_DIV2;
-  PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_ADC1CLK;
+  PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_48M2CLK|RCC_PLLSAI1_ADC1CLK;
   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
   {
     Error_Handler();
diff --git a/board/BearPi_STM32L431RC/BSP/Src/quadspi.c b/board/BearPi_STM32L431RC/BSP/Src/quadspi.c
new file mode 100644
index 00000000..e0033a86
--- /dev/null
+++ b/board/BearPi_STM32L431RC/BSP/Src/quadspi.c
@@ -0,0 +1,110 @@
+/**
+  ******************************************************************************
+  * File Name          : QUADSPI.c
+  * Description        : This file provides code for the configuration
+  *                      of the QUADSPI instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2022 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "quadspi.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+QSPI_HandleTypeDef hqspi;
+
+/* QUADSPI init function */
+void MX_QUADSPI_Init(void)
+{
+
+  hqspi.Instance = QUADSPI;
+  hqspi.Init.ClockPrescaler = 0;
+  hqspi.Init.FifoThreshold = 4;
+  hqspi.Init.SampleShifting = QSPI_SAMPLE_SHIFTING_HALFCYCLE;
+  hqspi.Init.FlashSize = 22;
+  hqspi.Init.ChipSelectHighTime = QSPI_CS_HIGH_TIME_4_CYCLE;
+  hqspi.Init.ClockMode = QSPI_CLOCK_MODE_0;
+  hqspi.Init.FlashID = QSPI_FLASH_ID_1;
+  hqspi.Init.DualFlash = QSPI_DUALFLASH_DISABLE;
+  if (HAL_QSPI_Init(&hqspi) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+
+void HAL_QSPI_MspInit(QSPI_HandleTypeDef* qspiHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(qspiHandle->Instance==QUADSPI)
+  {
+  /* USER CODE BEGIN QUADSPI_MspInit 0 */
+
+  /* USER CODE END QUADSPI_MspInit 0 */
+    /* QUADSPI clock enable */
+    __HAL_RCC_QSPI_CLK_ENABLE();
+
+    __HAL_RCC_GPIOB_CLK_ENABLE();
+    /**QUADSPI GPIO Configuration
+    PB0     ------> QUADSPI_BK1_IO1
+    PB1     ------> QUADSPI_BK1_IO0
+    PB10     ------> QUADSPI_CLK
+    PB11     ------> QUADSPI_BK1_NCS
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_10|GPIO_PIN_11;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF10_QUADSPI;
+    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN QUADSPI_MspInit 1 */
+
+  /* USER CODE END QUADSPI_MspInit 1 */
+  }
+}
+
+void HAL_QSPI_MspDeInit(QSPI_HandleTypeDef* qspiHandle)
+{
+
+  if(qspiHandle->Instance==QUADSPI)
+  {
+  /* USER CODE BEGIN QUADSPI_MspDeInit 0 */
+
+  /* USER CODE END QUADSPI_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_QSPI_CLK_DISABLE();
+
+    /**QUADSPI GPIO Configuration
+    PB0     ------> QUADSPI_BK1_IO1
+    PB1     ------> QUADSPI_BK1_IO0
+    PB10     ------> QUADSPI_CLK
+    PB11     ------> QUADSPI_BK1_NCS
+    */
+    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_10|GPIO_PIN_11);
+
+  /* USER CODE BEGIN QUADSPI_MspDeInit 1 */
+
+  /* USER CODE END QUADSPI_MspDeInit 1 */
+  }
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/board/BearPi_STM32L431RC/BSP/Src/sdmmc.c b/board/BearPi_STM32L431RC/BSP/Src/sdmmc.c
new file mode 100644
index 00000000..47745ea5
--- /dev/null
+++ b/board/BearPi_STM32L431RC/BSP/Src/sdmmc.c
@@ -0,0 +1,117 @@
+/**
+  ******************************************************************************
+  * File Name          : SDMMC.c
+  * Description        : This file provides code for the configuration
+  *                      of the SDMMC instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "sdmmc.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+SD_HandleTypeDef hsd1;
+
+/* SDMMC1 init function */
+
+void MX_SDMMC1_SD_Init(void)
+{
+
+  hsd1.Instance = SDMMC1;
+  hsd1.Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING;
+  hsd1.Init.ClockBypass = SDMMC_CLOCK_BYPASS_DISABLE;
+  hsd1.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
+  hsd1.Init.BusWide = SDMMC_BUS_WIDE_1B;
+  hsd1.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
+  hsd1.Init.ClockDiv = 0;
+  if (HAL_SD_Init(&hsd1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+}
+
+void HAL_SD_MspInit(SD_HandleTypeDef* sdHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(sdHandle->Instance==SDMMC1)
+  {
+  /* USER CODE BEGIN SDMMC1_MspInit 0 */
+
+  /* USER CODE END SDMMC1_MspInit 0 */
+    /* SDMMC1 clock enable */
+    __HAL_RCC_SDMMC1_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+    __HAL_RCC_GPIOD_CLK_ENABLE();
+    /**SDMMC1 GPIO Configuration    
+    PC8     ------> SDMMC1_D0
+    PC12     ------> SDMMC1_CK
+    PD2     ------> SDMMC1_CMD 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_12;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_2;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
+    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN SDMMC1_MspInit 1 */
+
+  /* USER CODE END SDMMC1_MspInit 1 */
+  }
+}
+
+void HAL_SD_MspDeInit(SD_HandleTypeDef* sdHandle)
+{
+
+  if(sdHandle->Instance==SDMMC1)
+  {
+  /* USER CODE BEGIN SDMMC1_MspDeInit 0 */
+
+  /* USER CODE END SDMMC1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_SDMMC1_CLK_DISABLE();
+  
+    /**SDMMC1 GPIO Configuration    
+    PC8     ------> SDMMC1_D0
+    PC12     ------> SDMMC1_CK
+    PD2     ------> SDMMC1_CMD 
+    */
+    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8|GPIO_PIN_12);
+
+    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
+
+  /* USER CODE BEGIN SDMMC1_MspDeInit 1 */
+
+  /* USER CODE END SDMMC1_MspDeInit 1 */
+  }
+} 
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/