freebsd-dev/sys/dev/qcom_mdio/qcom_mdio_debug.h
Adrian Chadd 29332c0dce qcom_mdio: add initial IPQ4018 MDIO support
This adds support for the IPQ4018/IPQ4019 MDIO bus.  This is used to
talk to external PHYs and switches.  (There's an internal switch
in the IPQ4018/IPQ4019 as well, but it's accessible via MMIO/AXI.)

Differential Revision: https://reviews.freebsd.org/D34110
Reviewed by: manu
2022-02-03 21:26:14 -08:00

41 lines
1.7 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2022 Adrian Chadd <adrian@FreeBSD.org>
*
* 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.
*/
#ifndef __QCOM_MDIO_DEBUG_H__
#define __QCOM_MDIO_DEBUG_H__
#define QCOM_MDIO_DEBUG_REG_READ 0x00000001
#define QCOM_MDIO_DEBUG_REG_WRITE 0x00000002
#define QCOM_MDIO_DPRINTF(sc, flags, ...) \
do { \
if ((sc)->sc_debug & (flags)) \
device_printf((sc)->sc_dev, __VA_ARGS__); \
} while (0)
#endif /* __QCOM_MDIO_DEBUG_H__ */