| /* |
| * 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. |
| * |
| * Support added for SMSC LAN8187 and LAN8700 by steve.glendinning@shawell.net |
| * |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/module.h> |
| #include <linux/mii.h> |
| #include <linux/ethtool.h> |
| #include <linux/phy.h> |
| #include <linux/netdevice.h> |
| #include <linux/smscphy.h> |
| |
| static int smsc_phy_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 smsc_phy_ack_interrupt(struct phy_device *phydev) |
| { |
| int rc = phy_read (phydev, MII_LAN83C185_ISF); |
| |
| return rc < 0 ? rc : 0; |
| } |
| |
| static int smsc_phy_config_init(struct phy_device *phydev) |
| { |
| int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS); |
| if (rc < 0) |
| return rc; |
| |
| /* Enable energy detect mode for this SMSC Transceivers */ |
| rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS, |
| rc | MII_LAN83C185_EDPWRDOWN); |
| if (rc < 0) |
| return rc; |
| |
| return smsc_phy_ack_interrupt (phydev); |
| } |
| |
| static int lan911x_config_init(struct phy_device *phydev) |
| { |
| return smsc_phy_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 = smsc_phy_config_init, |
| |
| /* IRQ related */ |
| .ack_interrupt = smsc_phy_ack_interrupt, |
| .config_intr = smsc_phy_config_intr, |
| |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| |
| .driver = { .owner = THIS_MODULE, } |
| }; |
| |
| static struct phy_driver lan8187_driver = { |
| .phy_id = 0x0007c0b0, /* OUI=0x00800f, Model#=0x0b */ |
| .phy_id_mask = 0xfffffff0, |
| .name = "SMSC LAN8187", |
| |
| .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 = smsc_phy_config_init, |
| |
| /* IRQ related */ |
| .ack_interrupt = smsc_phy_ack_interrupt, |
| .config_intr = smsc_phy_config_intr, |
| |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| |
| .driver = { .owner = THIS_MODULE, } |
| }; |
| |
| static struct phy_driver lan8700_driver = { |
| .phy_id = 0x0007c0c0, /* OUI=0x00800f, Model#=0x0c */ |
| .phy_id_mask = 0xfffffff0, |
| .name = "SMSC LAN8700", |
| |
| .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 = smsc_phy_config_init, |
| |
| /* IRQ related */ |
| .ack_interrupt = smsc_phy_ack_interrupt, |
| .config_intr = smsc_phy_config_intr, |
| |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| |
| .driver = { .owner = THIS_MODULE, } |
| }; |
| |
| static struct phy_driver lan911x_int_driver = { |
| .phy_id = 0x0007c0d0, /* OUI=0x00800f, Model#=0x0d */ |
| .phy_id_mask = 0xfffffff0, |
| .name = "SMSC LAN911x Internal PHY", |
| |
| .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 = lan911x_config_init, |
| |
| /* IRQ related */ |
| .ack_interrupt = smsc_phy_ack_interrupt, |
| .config_intr = smsc_phy_config_intr, |
| |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| |
| .driver = { .owner = THIS_MODULE, } |
| }; |
| |
| static struct phy_driver lan8710_driver = { |
| .phy_id = 0x0007c0f0, /* OUI=0x00800f, Model#=0x0f */ |
| .phy_id_mask = 0xfffffff0, |
| .name = "SMSC LAN8710/LAN8720", |
| |
| .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 = smsc_phy_config_init, |
| |
| /* IRQ related */ |
| .ack_interrupt = smsc_phy_ack_interrupt, |
| .config_intr = smsc_phy_config_intr, |
| |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| |
| .driver = { .owner = THIS_MODULE, } |
| }; |
| |
| static int __init smsc_init(void) |
| { |
| int ret; |
| |
| ret = phy_driver_register (&lan83c185_driver); |
| if (ret) |
| goto err1; |
| |
| ret = phy_driver_register (&lan8187_driver); |
| if (ret) |
| goto err2; |
| |
| ret = phy_driver_register (&lan8700_driver); |
| if (ret) |
| goto err3; |
| |
| ret = phy_driver_register (&lan911x_int_driver); |
| if (ret) |
| goto err4; |
| |
| ret = phy_driver_register (&lan8710_driver); |
| if (ret) |
| goto err5; |
| |
| return 0; |
| |
| err5: |
| phy_driver_unregister (&lan911x_int_driver); |
| err4: |
| phy_driver_unregister (&lan8700_driver); |
| err3: |
| phy_driver_unregister (&lan8187_driver); |
| err2: |
| phy_driver_unregister (&lan83c185_driver); |
| err1: |
| return ret; |
| } |
| |
| static void __exit smsc_exit(void) |
| { |
| phy_driver_unregister (&lan8710_driver); |
| phy_driver_unregister (&lan911x_int_driver); |
| phy_driver_unregister (&lan8700_driver); |
| phy_driver_unregister (&lan8187_driver); |
| 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); |
| |
| static struct mdio_device_id __maybe_unused smsc_tbl[] = { |
| { 0x0007c0a0, 0xfffffff0 }, |
| { 0x0007c0b0, 0xfffffff0 }, |
| { 0x0007c0c0, 0xfffffff0 }, |
| { 0x0007c0d0, 0xfffffff0 }, |
| { 0x0007c0f0, 0xfffffff0 }, |
| { } |
| }; |
| |
| MODULE_DEVICE_TABLE(mdio, smsc_tbl); |