NetBSD/sys/dev/ic/pca9564var.h

49 lines
1.8 KiB
C

/* $NetBSD: pca9564var.h,v 1.2 2019/12/22 23:23:32 thorpej Exp $ */
/*
* Copyright (c) 2010 NONAKA Kimihiro <nonaka@netbsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_IC_PCA9564VAR_H_
#define _DEV_IC_PCA9564VAR_H_
struct pca9564_ios {
uint8_t (*read_byte)(device_t, int reg);
void (*write_byte)(device_t, int reg, uint8_t val);
};
struct pca9564_softc {
device_t sc_dev;
bus_space_tag_t sc_iot;
bus_space_handle_t sc_ioh;
struct pca9564_ios sc_ios;
int sc_i2c_clock;
struct i2c_controller sc_i2c;
};
void pca9564_attach(struct pca9564_softc *);
#endif /* _DEV_IC_PCA9564VAR_H_ */