Commit c9e055ac authored by Herbert Valerio Riedel's avatar Herbert Valerio Riedel Committed by Jeff Garzik

[PATCH] phy: new SMSC LAN83C185 PHY driver

new SMSC LAN83C185 10BaseT/100BaseTX PHY driver for the PHY subsystem
Signed-off-by: default avatarHerbert Valerio Riedel <hvr@gnu.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent d7fbeba6
...@@ -45,5 +45,11 @@ config CICADA_PHY ...@@ -45,5 +45,11 @@ config CICADA_PHY
---help--- ---help---
Currently supports the cis8204 Currently supports the cis8204
config SMSC_PHY
tristate "Drivers for SMSC PHYs"
depends on PHYLIB
---help---
Currently supports the LAN83C185 PHY
endmenu endmenu
...@@ -8,3 +8,4 @@ obj-$(CONFIG_DAVICOM_PHY) += davicom.o ...@@ -8,3 +8,4 @@ obj-$(CONFIG_DAVICOM_PHY) += davicom.o
obj-$(CONFIG_CICADA_PHY) += cicada.o obj-$(CONFIG_CICADA_PHY) += cicada.o
obj-$(CONFIG_LXT_PHY) += lxt.o obj-$(CONFIG_LXT_PHY) += lxt.o
obj-$(CONFIG_QSEMI_PHY) += qsemi.o obj-$(CONFIG_QSEMI_PHY) += qsemi.o
obj-$(CONFIG_SMSC_PHY) += smsc.o
/*
* drivers/net/phy/smsc.c
*
* Driver for SMSC PHYs
*
* Author: Herbert Valerio Riedel
*
* Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
*
* 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.
*
*/
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mii.h>
#include <linux/ethtool.h>
#include <linux/phy.h>
#include <linux/netdevice.h>
#define MII_LAN83C185_ISF 29 /* Interrupt Source Flags */
#define MII_LAN83C185_IM 30 /* Interrupt Mask */
#define MII_LAN83C185_ISF_INT1 (1<<1) /* Auto-Negotiation Page Received */
#define MII_LAN83C185_ISF_INT2 (1<<2) /* Parallel Detection Fault */
#define MII_LAN83C185_ISF_INT3 (1<<3) /* Auto-Negotiation LP Ack */
#define MII_LAN83C185_ISF_INT4 (1<<4) /* Link Down */
#define MII_LAN83C185_ISF_INT5 (1<<5) /* Remote Fault Detected */
#define MII_LAN83C185_ISF_INT6 (1<<6) /* Auto-Negotiation complete */
#define MII_LAN83C185_ISF_INT7 (1<<7) /* ENERGYON */
#define MII_LAN83C185_ISF_INT_ALL (0x0e)
#define MII_LAN83C185_ISF_INT_PHYLIB_EVENTS \
(MII_LAN83C185_ISF_INT6 | MII_LAN83C185_ISF_INT4)
static int lan83c185_config_intr(struct phy_device *phydev)
{
int rc = phy_write (phydev, MII_LAN83C185_IM,
((PHY_INTERRUPT_ENABLED == phydev->interrupts)
? MII_LAN83C185_ISF_INT_PHYLIB_EVENTS
: 0));
return rc < 0 ? rc : 0;
}
static int lan83c185_ack_interrupt(struct phy_device *phydev)
{
int rc = phy_read (phydev, MII_LAN83C185_ISF);
return rc < 0 ? rc : 0;
}
static int lan83c185_config_init(struct phy_device *phydev)
{
return lan83c185_ack_interrupt (phydev);
}
static struct phy_driver lan83c185_driver = {
.phy_id = 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */
.phy_id_mask = 0xfffffff0,
.name = "SMSC LAN83C185",
.features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
| SUPPORTED_Asym_Pause),
.flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
/* basic functions */
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.config_init = lan83c185_config_init,
/* IRQ related */
.ack_interrupt = lan83c185_ack_interrupt,
.config_intr = lan83c185_config_intr,
.driver = { .owner = THIS_MODULE, }
};
static int __init smsc_init(void)
{
return phy_driver_register (&lan83c185_driver);
}
static void __exit smsc_exit(void)
{
phy_driver_unregister (&lan83c185_driver);
}
MODULE_DESCRIPTION("SMSC PHY driver");
MODULE_AUTHOR("Herbert Valerio Riedel");
MODULE_LICENSE("GPL");
module_init(smsc_init);
module_exit(smsc_exit);
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