/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _SPI_BITBANG_H_ #define _SPI_BITBANG_H_ #include <types.h> struct spi_bitbang_ops { int (*get_miso)(const struct spi_bitbang_ops *ops); void (*set_mosi)(const struct spi_bitbang_ops *ops, int value); void (*set_clk)(const struct spi_bitbang_ops *ops, int value); void (*set_cs)(const struct spi_bitbang_ops *ops, int value); }; int spi_bitbang_claim_bus(const struct spi_bitbang_ops *ops); void spi_bitbang_release_bus(const struct spi_bitbang_ops *ops); int spi_bitbang_xfer(const struct spi_bitbang_ops *ops, const void *dout, size_t bytes_out, void *din, size_t bytes_in); #endif /* _SPI_BITBANG_H_ */