RTEMS: bsps/arm/xilinx-zynq/include/bsp/i2c.h Source File

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i2c.h
1/*
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (C) 2014 embedded brains GmbH
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef LIBBSP_ARM_XILINX_ZYNQ_I2C_H
29#define LIBBSP_ARM_XILINX_ZYNQ_I2C_H
30
31#include <bsp/cadence-i2c.h>
32#include <bsp/irq.h>
33#include <bsp.h>
34
35#ifdef __cplusplus
36extern "C" {
37#endif /* __cplusplus */
38
39static inline int zynq_register_i2c_0(void)
40{
41 return i2c_bus_register_cadence(
42 "/dev/i2c-0",
43 0xe0004000,
44 zynq_clock_cpu_1x(),
45 ZYNQ_IRQ_I2C_0
46 );
47}
48
49static inline int zynq_register_i2c_1(void)
50{
51 return i2c_bus_register_cadence(
52 "/dev/i2c-1",
53 0xe0005000,
54 zynq_clock_cpu_1x(),
55 ZYNQ_IRQ_I2C_1
56 );
57}
58
59#ifdef __cplusplus
60}
61#endif /* __cplusplus */
62
63#endif /* LIBBSP_ARM_XILINX_ZYNQ_I2C_H */