mirror of
https://github.com/torvalds/linux.git
synced 2024-12-25 12:21:37 +00:00
9e3cb29497
Add support for the phy types found on the Arches and other PowerPC 460 based boards. Signed-off-by: Victor Gallardo <vgallardo@amcc.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
/*
|
|
* drivers/net/ibm_newemac/phy.h
|
|
*
|
|
* Driver for PowerPC 4xx on-chip ethernet controller, PHY support
|
|
*
|
|
* Copyright 2007 Benjamin Herrenschmidt, IBM Corp.
|
|
* <benh@kernel.crashing.org>
|
|
*
|
|
* Based on the arch/ppc version of the driver:
|
|
*
|
|
* Benjamin Herrenschmidt <benh@kernel.crashing.org>
|
|
* February 2003
|
|
*
|
|
* Minor additions by Eugene Surovegin <ebs@ebshome.net>, 2004
|
|
*
|
|
* 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 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* This file basically duplicates sungem_phy.{c,h} with different PHYs
|
|
* supported. I'm looking into merging that in a single mii layer more
|
|
* flexible than mii.c
|
|
*/
|
|
|
|
#ifndef __IBM_NEWEMAC_PHY_H
|
|
#define __IBM_NEWEMAC_PHY_H
|
|
|
|
struct mii_phy;
|
|
|
|
/* Operations supported by any kind of PHY */
|
|
struct mii_phy_ops {
|
|
int (*init) (struct mii_phy * phy);
|
|
int (*suspend) (struct mii_phy * phy, int wol_options);
|
|
int (*setup_aneg) (struct mii_phy * phy, u32 advertise);
|
|
int (*setup_forced) (struct mii_phy * phy, int speed, int fd);
|
|
int (*poll_link) (struct mii_phy * phy);
|
|
int (*read_link) (struct mii_phy * phy);
|
|
};
|
|
|
|
/* Structure used to statically define an mii/gii based PHY */
|
|
struct mii_phy_def {
|
|
u32 phy_id; /* Concatenated ID1 << 16 | ID2 */
|
|
u32 phy_id_mask; /* Significant bits */
|
|
u32 features; /* Ethtool SUPPORTED_* defines or
|
|
0 for autodetect */
|
|
int magic_aneg; /* Autoneg does all speed test for us */
|
|
const char *name;
|
|
const struct mii_phy_ops *ops;
|
|
};
|
|
|
|
/* An instance of a PHY, partially borrowed from mii_if_info */
|
|
struct mii_phy {
|
|
struct mii_phy_def *def;
|
|
u32 advertising; /* Ethtool ADVERTISED_* defines */
|
|
u32 features; /* Copied from mii_phy_def.features
|
|
or determined automaticaly */
|
|
int address; /* PHY address */
|
|
int mode; /* PHY mode */
|
|
int gpcs_address; /* GPCS PHY address */
|
|
|
|
/* 1: autoneg enabled, 0: disabled */
|
|
int autoneg;
|
|
|
|
/* forced speed & duplex (no autoneg)
|
|
* partner speed & duplex & pause (autoneg)
|
|
*/
|
|
int speed;
|
|
int duplex;
|
|
int pause;
|
|
int asym_pause;
|
|
|
|
/* Provided by host chip */
|
|
struct net_device *dev;
|
|
int (*mdio_read) (struct net_device * dev, int addr, int reg);
|
|
void (*mdio_write) (struct net_device * dev, int addr, int reg,
|
|
int val);
|
|
};
|
|
|
|
/* Pass in a struct mii_phy with dev, mdio_read and mdio_write
|
|
* filled, the remaining fields will be filled on return
|
|
*/
|
|
int emac_mii_phy_probe(struct mii_phy *phy, int address);
|
|
int emac_mii_reset_phy(struct mii_phy *phy);
|
|
int emac_mii_reset_gpcs(struct mii_phy *phy);
|
|
|
|
#endif /* __IBM_NEWEMAC_PHY_H */
|