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