rt-thread-official/bsp/at32/libraries/rt_drivers/drv_spi.h

45 lines
861 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-05-16 shelton first version
*/
#ifndef __DRV_SPI__
#define __DRV_SPI__
#include <rtthread.h>
#include "drivers/dev_spi.h"
#include "drv_common.h"
#include "drv_dma.h"
struct at32_spi_config
{
spi_type *spi_x;
const char *spi_name;
IRQn_Type irqn;
struct dma_config *dma_rx;
struct dma_config *dma_tx;
rt_uint16_t spi_dma_flag;
};
struct at32_spi
{
struct at32_spi_config *config;
struct rt_spi_bus spi_bus;
};
struct at32_spi_cs
{
gpio_type *gpio_x;
uint32_t gpio_pin;
};
/* public function */
rt_err_t rt_hw_spi_device_attach(const char *bus_name, const char *device_name, gpio_type *cs_gpiox, uint16_t cs_gpio_pin);
#endif // __DRV_SPI__