freebsd-dev/sys/dev/mii/mii_fdt.h

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/*-
* Copyright (c) 2017 Ian Lepore <ian@freebsd.org>
* All rights reserved.
*
* Development sponsored by Microsemi, Inc.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _DEV_MII_FDT_H_
#define _DEV_MII_FDT_H_
/*
* Common FDT config for a PHY, as documented in the devicetree bindings
* documents ethernet.txt and phy.txt. Boolean properties are represented as
* bits in the flags member.
*/
struct mii_fdt_phy_config {
phandle_t macnode; /* Node (not xref) of parent MAC */
phandle_t phynode; /* Node (not xref) of PHY */
mii_contype_t con_type; /* MAC<->PHY connection type */
u_int max_speed; /* Mbits/sec, 0 = not specified */
uint32_t flags; /* MIIF_FDT_xxx boolean properties */
};
typedef struct mii_fdt_phy_config mii_fdt_phy_config_t;
/* PHY config flags. */
#define MIIF_FDT_COMPAT_CLAUSE45 0x0001
#define MIIF_FDT_BROKEN_TURNAROUND 0x0002
#define MIIF_FDT_LANE_SWAP 0x0004
#define MIIF_FDT_NO_LANE_SWAP 0x0008
#define MIIF_FDT_EEE_BROKEN_100TX 0x0010
#define MIIF_FDT_EEE_BROKEN_1000T 0x0020
#define MIIF_FDT_EEE_BROKEN_10GT 0x0040
#define MIIF_FDT_EEE_BROKEN_1000KX 0x0080
#define MIIF_FDT_EEE_BROKEN_10GKX4 0x0100
#define MIIF_FDT_EEE_BROKEN_10GKR 0x0200
/*
* Convert between mii_contype enums and devicetree property strings.
*/
const char *mii_fdt_contype_to_name(mii_contype_t contype);
mii_contype_t mii_fdt_contype_from_name(const char *name);
/* Get the connection type from the given MAC node. */
mii_contype_t mii_fdt_get_contype(phandle_t macnode);
/*
* Get/free the config for the given PHY device.
*/
void mii_fdt_free_config(struct mii_fdt_phy_config *cfg);
mii_fdt_phy_config_t *mii_fdt_get_config(device_t phydev);
#endif