stm32_spi.h

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/***************************************************************************/
#ifndef STM32_SPI_H_
#define STM32_SPI_H_
 
#include <stdint.h>
#include "no_os_spi.h"
#include "no_os_dma.h"
#include "no_os_gpio.h"
#include "stm32_hal.h"
#include "stm32_gpio.h"
#ifdef HAL_TIM_MODULE_ENABLED
#include "stm32_pwm.h"
#endif

struct stm32_spi_init_param {
    uint32_t chip_select_port;
    uint32_t (*get_input_clock)(void);
    uint32_t alternate;
    struct no_os_dma_init_param* dma_init;
    struct stm32_dma_channel* rxdma_ch;
    struct stm32_dma_channel* txdma_ch;
    uint32_t irq_num;
#ifdef HAL_TIM_MODULE_ENABLED
    const struct no_os_pwm_init_param *pwm_init;
    const struct no_os_pwm_init_param *tx_pwm_init;
#endif
};
struct stm32_spi_init_param {…};

struct stm32_spi_desc {
    SPI_HandleTypeDef hspi;
    uint32_t input_clock;
    uint32_t alternate;
    struct no_os_gpio_desc *chip_select;
    struct no_os_dma_desc* dma_desc;
    struct no_os_dma_ch* rxdma_ch;
    struct no_os_dma_ch* txdma_ch;
    struct stm32_gpio_init_param csip_extra;
    struct no_os_gpio_init_param csip;
    bool stm32_spi_dma_done;
    void (*stm32_spi_dma_user_cb)(void *ctx);
    void *stm32_spi_dma_user_ctx;
    struct stm32_dma_channel* rx_ch_xfer;
    struct stm32_dma_channel* tx_ch_xfer;
#ifdef HAL_TIM_MODULE_ENABLED
    struct no_os_pwm_desc* pwm_desc;
    struct no_os_pwm_desc* tx_pwm_desc;
#endif
};
struct stm32_spi_desc {…};

extern const struct no_os_spi_platform_ops stm32_spi_ops;
 
#endif // STM32_SPI_H_