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📄 acpi_iicbus.c(20.59 KB)
📄 ad7417.c(14.78 KB)
📄 ad7418.c(6.34 KB)
📄 adm1030.c(5.78 KB)
📄 ads111x.c(17.29 KB)
📄 adt746x.c(16.94 KB)
📄 ds1307.c(10.9 KB)
📄 ds1307reg.h(2.4 KB)
📄 ds13rtc.c(15.63 KB)
📄 ds1631.c(9.81 KB)
📄 ds1672.c(4.88 KB)
📄 ds1775.c(6.87 KB)
📄 ds3231.c(15.47 KB)
📄 ds3231reg.h(2.9 KB)
📁 gpio
📄 htu21.c(11.65 KB)
📄 icee.c(9.6 KB)
📄 if_ic.c(9.72 KB)
📄 iic.c(11.45 KB)
📄 iic.h(2.54 KB)
📄 iic_recover_bus.c(4.64 KB)
📄 iic_recover_bus.h(2.21 KB)
📄 iicbb.c(14.06 KB)
📄 iicbb_if.m(2.3 KB)
📄 iicbus.c(9.91 KB)
📄 iicbus.h(3.68 KB)
📄 iicbus_if.m(3.13 KB)
📄 iichid.c(32.26 KB)
📄 iicoc.c(6.56 KB)
📄 iicoc.h(3.59 KB)
📄 iicoc_fdt.c(4.97 KB)
📄 iicoc_pci.c(4.02 KB)
📄 iiconf.c(14.68 KB)
📄 iiconf.h(6.33 KB)
📄 iicsmb.c(11.36 KB)
📄 isl12xx.c(10.75 KB)
📄 lm75.c(13.44 KB)
📄 max6690.c(10.11 KB)
📁 mux
📄 nxprtc.c(29.39 KB)
📄 ofw_iicbus.c(6.91 KB)
📁 pmic
📁 rtc
📄 rtc8583.c(7.61 KB)
📄 s35390a.c(9.57 KB)
📄 sy8106a.c(6.96 KB)
📄 syr827.c(7.66 KB)
📁 twsi

Editing: iic.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 1998 Nicolas Souchu
 * 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 *
 * $FreeBSD$
 *
 */
#ifndef __IIC_H
#define __IIC_H

#include <sys/ioccom.h>

/* Designed to be compatible with linux's struct i2c_msg */
struct iic_msg
{
	uint16_t	slave;
	uint16_t	flags;
#define	IIC_M_WR	0	/* Fake flag for write */
#define	IIC_M_RD	0x0001	/* read vs write */
#define	IIC_M_NOSTOP	0x0002	/* do not send a I2C stop after message */
#define	IIC_M_NOSTART	0x0004	/* do not send a I2C start before message */
	uint16_t	len;	/* msg length */
	uint8_t *	buf;
};

struct iiccmd {
	u_char slave;
	int count;
	int last;
	char *buf;
};

struct iic_rdwr_data {
	struct iic_msg *msgs;
	uint32_t nmsgs;
};

#define IIC_RDRW_MAX_MSGS	42

#define I2CSTART	_IOW('i', 1, struct iiccmd)	/* start condition */
#define I2CSTOP		_IO('i', 2)			/* stop condition */
#define I2CRSTCARD	_IOW('i', 3, struct iiccmd)	/* reset the card */
#define I2CWRITE	_IOW('i', 4, struct iiccmd)	/* send data */
#define I2CREAD		_IOW('i', 5, struct iiccmd)	/* receive data */
#define I2CRDWR		_IOW('i', 6, struct iic_rdwr_data)	/* General read/write interface */
#define I2CRPTSTART	_IOW('i', 7, struct iiccmd)	/* repeated start */
#define I2CSADDR	_IOW('i', 8, uint8_t)		/* set slave address for future I/O */

#endif

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Editing: iic.h

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