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path: root/fw/fe310/eos/spi_dev.h
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#include <stdint.h>

#define EOS_SPI_DEV_NET         0
#define EOS_SPI_DEV_EVE         1
#define EOS_SPI_DEV_SDC         2
#define EOS_SPI_DEV_CAM         3
#define EOS_SPI_DEV_DISP        4

void eos_spi_dev_init(uint8_t wakeup_cause);
int eos_spi_select(unsigned char dev);
int eos_spi_deselect(void);

uint8_t eos_spi_dev(void);
uint16_t eos_spi_div(unsigned char dev);
uint8_t eos_spi_csid(unsigned char dev);
uint8_t eos_spi_cspin(unsigned char dev);

void eos_spi_lock(void);
void eos_spi_unlock(void);
void eos_spi_set_div(unsigned char dev, uint16_t div);