diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/net/phy/vitesse.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/net/phy/vitesse.c | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/ANDROID_3.4.5/drivers/net/phy/vitesse.c b/ANDROID_3.4.5/drivers/net/phy/vitesse.c deleted file mode 100644 index 0ec8e09c..00000000 --- a/ANDROID_3.4.5/drivers/net/phy/vitesse.c +++ /dev/null @@ -1,211 +0,0 @@ -/* - * Driver for Vitesse PHYs - * - * Author: Kriston Carson - * - * Copyright (c) 2005, 2009 Freescale Semiconductor, Inc. - * - * 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/kernel.h> -#include <linux/module.h> -#include <linux/mii.h> -#include <linux/ethtool.h> -#include <linux/phy.h> - -/* Vitesse Extended Control Register 1 */ -#define MII_VSC8244_EXT_CON1 0x17 -#define MII_VSC8244_EXTCON1_INIT 0x0000 -#define MII_VSC8244_EXTCON1_TX_SKEW_MASK 0x0c00 -#define MII_VSC8244_EXTCON1_RX_SKEW_MASK 0x0300 -#define MII_VSC8244_EXTCON1_TX_SKEW 0x0800 -#define MII_VSC8244_EXTCON1_RX_SKEW 0x0200 - -/* Vitesse Interrupt Mask Register */ -#define MII_VSC8244_IMASK 0x19 -#define MII_VSC8244_IMASK_IEN 0x8000 -#define MII_VSC8244_IMASK_SPEED 0x4000 -#define MII_VSC8244_IMASK_LINK 0x2000 -#define MII_VSC8244_IMASK_DUPLEX 0x1000 -#define MII_VSC8244_IMASK_MASK 0xf000 - -#define MII_VSC8221_IMASK_MASK 0xa000 - -/* Vitesse Interrupt Status Register */ -#define MII_VSC8244_ISTAT 0x1a -#define MII_VSC8244_ISTAT_STATUS 0x8000 -#define MII_VSC8244_ISTAT_SPEED 0x4000 -#define MII_VSC8244_ISTAT_LINK 0x2000 -#define MII_VSC8244_ISTAT_DUPLEX 0x1000 - -/* Vitesse Auxiliary Control/Status Register */ -#define MII_VSC8244_AUX_CONSTAT 0x1c -#define MII_VSC8244_AUXCONSTAT_INIT 0x0000 -#define MII_VSC8244_AUXCONSTAT_DUPLEX 0x0020 -#define MII_VSC8244_AUXCONSTAT_SPEED 0x0018 -#define MII_VSC8244_AUXCONSTAT_GBIT 0x0010 -#define MII_VSC8244_AUXCONSTAT_100 0x0008 - -#define MII_VSC8221_AUXCONSTAT_INIT 0x0004 /* need to set this bit? */ -#define MII_VSC8221_AUXCONSTAT_RESERVED 0x0004 - -#define PHY_ID_VSC8244 0x000fc6c0 -#define PHY_ID_VSC8221 0x000fc550 - -MODULE_DESCRIPTION("Vitesse PHY driver"); -MODULE_AUTHOR("Kriston Carson"); -MODULE_LICENSE("GPL"); - -int vsc824x_add_skew(struct phy_device *phydev) -{ - int err; - int extcon; - - extcon = phy_read(phydev, MII_VSC8244_EXT_CON1); - - if (extcon < 0) - return extcon; - - extcon &= ~(MII_VSC8244_EXTCON1_TX_SKEW_MASK | - MII_VSC8244_EXTCON1_RX_SKEW_MASK); - - extcon |= (MII_VSC8244_EXTCON1_TX_SKEW | - MII_VSC8244_EXTCON1_RX_SKEW); - - err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon); - - return err; -} -EXPORT_SYMBOL(vsc824x_add_skew); - -static int vsc824x_config_init(struct phy_device *phydev) -{ - int err; - - err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT, - MII_VSC8244_AUXCONSTAT_INIT); - if (err < 0) - return err; - - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) - err = vsc824x_add_skew(phydev); - - return err; -} - -static int vsc824x_ack_interrupt(struct phy_device *phydev) -{ - int err = 0; - - /* - * Don't bother to ACK the interrupts if interrupts - * are disabled. The 824x cannot clear the interrupts - * if they are disabled. - */ - if (phydev->interrupts == PHY_INTERRUPT_ENABLED) - err = phy_read(phydev, MII_VSC8244_ISTAT); - - return (err < 0) ? err : 0; -} - -static int vsc82xx_config_intr(struct phy_device *phydev) -{ - int err; - - if (phydev->interrupts == PHY_INTERRUPT_ENABLED) - err = phy_write(phydev, MII_VSC8244_IMASK, - phydev->drv->phy_id == PHY_ID_VSC8244 ? - MII_VSC8244_IMASK_MASK : - MII_VSC8221_IMASK_MASK); - else { - /* - * The Vitesse PHY cannot clear the interrupt - * once it has disabled them, so we clear them first - */ - err = phy_read(phydev, MII_VSC8244_ISTAT); - - if (err < 0) - return err; - - err = phy_write(phydev, MII_VSC8244_IMASK, 0); - } - - return err; -} - -/* Vitesse 824x */ -static struct phy_driver vsc8244_driver = { - .phy_id = PHY_ID_VSC8244, - .name = "Vitesse VSC8244", - .phy_id_mask = 0x000fffc0, - .features = PHY_GBIT_FEATURES, - .flags = PHY_HAS_INTERRUPT, - .config_init = &vsc824x_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, - .ack_interrupt = &vsc824x_ack_interrupt, - .config_intr = &vsc82xx_config_intr, - .driver = { .owner = THIS_MODULE,}, -}; - -static int vsc8221_config_init(struct phy_device *phydev) -{ - int err; - - err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT, - MII_VSC8221_AUXCONSTAT_INIT); - return err; - - /* Perhaps we should set EXT_CON1 based on the interface? - Options are 802.3Z SerDes or SGMII */ -} - -/* Vitesse 8221 */ -static struct phy_driver vsc8221_driver = { - .phy_id = PHY_ID_VSC8221, - .phy_id_mask = 0x000ffff0, - .name = "Vitesse VSC8221", - .features = PHY_GBIT_FEATURES, - .flags = PHY_HAS_INTERRUPT, - .config_init = &vsc8221_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, - .ack_interrupt = &vsc824x_ack_interrupt, - .config_intr = &vsc82xx_config_intr, - .driver = { .owner = THIS_MODULE,}, -}; - -static int __init vsc82xx_init(void) -{ - int err; - - err = phy_driver_register(&vsc8244_driver); - if (err < 0) - return err; - err = phy_driver_register(&vsc8221_driver); - if (err < 0) - phy_driver_unregister(&vsc8244_driver); - return err; -} - -static void __exit vsc82xx_exit(void) -{ - phy_driver_unregister(&vsc8244_driver); - phy_driver_unregister(&vsc8221_driver); -} - -module_init(vsc82xx_init); -module_exit(vsc82xx_exit); - -static struct mdio_device_id __maybe_unused vitesse_tbl[] = { - { PHY_ID_VSC8244, 0x000fffc0 }, - { PHY_ID_VSC8221, 0x000ffff0 }, - { } -}; - -MODULE_DEVICE_TABLE(mdio, vitesse_tbl); |