source: rtems/bsps/arm/xilinx-zynq/include/bsp/i2c.h @ 1e0a1633

/*
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (C) 2014 embedded brains GmbH
 *
 * 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
 */

#ifndef LIBBSP_ARM_XILINX_ZYNQ_I2C_H
#define LIBBSP_ARM_XILINX_ZYNQ_I2C_H

#include <bsp/irq.h>
#include <bsp.h>

#include <dev/i2c/cadence-i2c.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

static inline int zynq_register_i2c_0(void)
{
  return i2c_bus_register_cadence(
    "/dev/i2c-0",
    0xe0004000,
    zynq_clock_cpu_1x(),
    ZYNQ_IRQ_I2C_0
  );
}

static inline int zynq_register_i2c_1(void)
{
  return i2c_bus_register_cadence(
    "/dev/i2c-1",
    0xe0005000,
    zynq_clock_cpu_1x(),
    ZYNQ_IRQ_I2C_1
  );
}

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* LIBBSP_ARM_XILINX_ZYNQ_I2C_H */