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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-06-02 Chushicheng the first version
*/
#ifndef DRV_SOFT_SPI_H_
#define DRV_SOFT_SPI_H_
#ifdef BSP_USING_SOFT_SPI
#include <rtdevice.h>
#include <dev_spi_bit_ops.h>
/* pico soft spi config */
struct pico_soft_spi_config
{
rt_uint8_t sck;
rt_uint8_t mosi;
rt_uint8_t miso;
const char *bus_name;
};
/* pico soft spi dirver */
struct pico_soft_spi
{
struct rt_spi_bit_obj spi;
struct pico_soft_spi_config *cfg;
};
#ifdef BSP_USING_SOFT_SPI0
#define SOFT_SPI0_BUS_CONFIG \
{ \
.sck = BSP_S_SPI0_SCK_PIN, \
.mosi = BSP_S_SPI0_MOSI_PIN, \
.miso = BSP_S_SPI0_MISO_PIN, \
.bus_name = "sspi0", \
}
#endif /* BSP_USING_SOFT_SPI0 */
#ifdef BSP_USING_SOFT_SPI1
#define SOFT_SPI1_BUS_CONFIG \
{ \
.sck = BSP_S_SPI1_SCK_PIN, \
.mosi = BSP_S_SPI_MOSI_PIN, \
.miso = BSP_S_SPI1_MISO_PIN, \
.bus_name = "sspi1", \
}
#endif /* BSP_USING_SOFT_SPI1 */
rt_err_t rt_hw_softspi_device_attach(const char *bus_name, const char *device_name, rt_base_t cs_pin);
int rt_soft_spi_init(void);
#endif /* BSP_USING_SOFT_SPI */
#endif /* __DRV_SOFT_SPI__ */
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