hackrf

/*
 * Copyright 2014-2022 Great Scott Gadgets <info@greatscottgadgets.com>
 * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
 *
 * This file is part of HackRF.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#pragma once

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

#include "i2c_bus.h"

typedef struct {
	const uint16_t clock_khz;
} i2c_lpc_config_t;

void i2c_lpc_start(i2c_bus_t* const bus, const void* const config);
void i2c_lpc_stop(i2c_bus_t* const bus);
void i2c_lpc_transfer(
	i2c_bus_t* const bus,
	const uint_fast8_t peripheral_address,
	const uint8_t* const data_tx,
	const size_t count_tx,
	uint8_t* const data_rx,
	const size_t count_rx);
bool i2c_probe(i2c_bus_t* const bus, const uint_fast8_t device_address);

/* Driver instances. */
extern const i2c_lpc_config_t i2c_config_fast_clock;
extern i2c_bus_t i2c0;
extern i2c_bus_t i2c1;