b06228ec7e
* bug fixed gpio_mode_set miss gd32_spi->mosi_pin,gd32_spi->sck_pin * feature,add gd32_spi's alt_func_num member for different spi periph's gpio * feature,add spi3,spi4,and support multi spi devices * feature,add rt_hw_spi_device_attach api * tested on the gd32f450i-eval board
52 lines
948 B
C
52 lines
948 B
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-12-20 BruceOu first implementation
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*/
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#ifndef __DRV_SPI_H__
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#define __DRV_SPI_H__
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#include <rthw.h>
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#include <rtthread.h>
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#include <board.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct gd32_spi_cs
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{
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uint32_t GPIOx;
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uint32_t GPIO_Pin;
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};
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/* gd32 spi dirver class */
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struct gd32_spi
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{
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uint32_t spi_periph;
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char *bus_name;
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rcu_periph_enum spi_clk;
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rcu_periph_enum gpio_clk;
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struct rt_spi_bus *spi_bus;
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uint32_t spi_port;
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#if defined SOC_SERIES_GD32F4xx
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uint32_t alt_func_num;
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#endif
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uint16_t sck_pin;
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uint16_t miso_pin;
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uint16_t mosi_pin;
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};
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rt_err_t rt_hw_spi_device_attach(const char *bus_name, const char *device_name, uint32_t cs_gpiox, uint16_t cs_gpio_pin);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRV_SPI_H__ */
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