Source code for the Trusted Boot Module.
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tbm-mcu/include/spi.h

20 lines
444 B

#pragma once
struct spi_dev;
struct spi_ops {
int (* set_cs_level)(struct spi_dev *dev, int level);
int (* tx_rx)(struct spi_dev *dev, void *rx_buf, size_t rx_len,
const void *tx_buf, size_t tx_len);
};
struct spi_dev {
struct spi_ops *ops;
uint32_t dev_id;
};
struct spi_dev *spi_probe(void);
void spi_release(struct spi_dev *dev);
int spi_tx_rx(struct spi_dev *dev, void *rx_buf, size_t rx_len,
const void *tx_buf, size_t tx_len);