8a3453fc86
Done with sed and God Lines. Only done for C-like code for now. Change-Id: I38eaffa391ed5971217ffad74a312b1641e431c9 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/40051 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
27 lines
726 B
C
27 lines
726 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* This file is part of the coreboot project. */
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#ifndef _I2C_PCA9538_H_
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#define _I2C_PCA9538_H_
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#include <types.h>
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#include <device/device.h>
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/* Register layout */
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#define INPUT_REG 0x00
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#define OUTPUT_REG 0x01
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#define INPUT_INVERT_REG 0x02
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#define IO_CONFIG_REG 0x03
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/* Provide some functions to read input and write output values. */
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uint8_t pca9538_read_input(void);
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void pca9538_set_output(uint8_t val);
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/*
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* Provide a way to get the right device structure for the I/O expander.
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* The user of this driver has to provide this function if read/write of I/O
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* values on the I/O expander is needed.
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*/
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struct device *pca9538_get_dev(void);
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#endif /* _I2C_PCA9538_H_ */
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