46 lines
780 B
C
46 lines
780 B
C
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#ifndef __DRV_SPI_H_
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#define __DRV_SPI_H_
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#include <rtdevice.h>
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#include <rthw.h>
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#include "drivers/spi.h"
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rt_err_t rt_hw_spi_device_attach(const char *bus_name, const char *device_name, uint32_t portindex, uint32_t cs_gpiobase, uint32_t cs_gpio_pin);
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struct tm4c123_hw_spi_cs
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{
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uint32_t portbase;
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uint32_t GPIO_Pin;
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};
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struct tm4c123_spi_config
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{
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uint32_t base;
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char * bus_name;
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};
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/* tm4c123 spi dirver class */
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struct tm4c123_spi
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{
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struct tm4c123_spi_config *config;
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struct rt_spi_configuration *cfg;
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struct rt_spi_bus spi_bus;
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};
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struct tm4c123_spi_device
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{
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rt_uint32_t pin;
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char *bus_name;
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char *device_name;
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};
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#define SPI_USING_RX_DMA_FLAG (1<<0)
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#define SPI_USING_TX_DMA_FLAG (1<<1)
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#endif /*__DRV_SPI_H_ */
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