52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
|
/**************************************************************************//**
|
||
|
|
*
|
||
|
|
* @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved.
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*
|
||
|
|
* Change Logs:
|
||
|
|
* Date Author Notes
|
||
|
|
* 2020-6-15 YHKuo First version
|
||
|
|
*
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
#ifndef __DRV_SPI_H__
|
||
|
|
#define __DRV_SPI_H__
|
||
|
|
|
||
|
|
#include <rtconfig.h>
|
||
|
|
|
||
|
|
#include <rtdevice.h>
|
||
|
|
#include <NuMicro.h>
|
||
|
|
#include <nu_bitutil.h>
|
||
|
|
|
||
|
|
#if defined(BSP_USING_SPI_PDMA)
|
||
|
|
#include <drv_pdma.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
struct nu_spi
|
||
|
|
{
|
||
|
|
struct rt_spi_bus dev;
|
||
|
|
char *name;
|
||
|
|
SPI_T *spi_base;
|
||
|
|
uint32_t dummy;
|
||
|
|
#if defined(BSP_USING_SPI_PDMA)
|
||
|
|
int16_t pdma_perp_tx;
|
||
|
|
int8_t pdma_chanid_tx;
|
||
|
|
int16_t pdma_perp_rx;
|
||
|
|
int8_t pdma_chanid_rx;
|
||
|
|
rt_sem_t m_psSemBus;
|
||
|
|
#endif
|
||
|
|
struct rt_qspi_configuration configuration;
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef struct nu_spi *nu_spi_t;
|
||
|
|
|
||
|
|
void nu_spi_drain_rxfifo(SPI_T *spi_base);
|
||
|
|
void nu_spi_transfer(struct nu_spi *spi_bus, uint8_t *tx, uint8_t *rx, int length, uint8_t bytes_per_word);
|
||
|
|
|
||
|
|
#if defined(BSP_USING_SPI_PDMA)
|
||
|
|
rt_err_t nu_hw_spi_pdma_allocate(struct nu_spi *spi_bus);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif // __DRV_SPI_H___
|