2006-10-03 19:18:13 +04:00
|
|
|
/*
|
|
|
|
* drivers/net/phy/broadcom.c
|
|
|
|
*
|
|
|
|
* Broadcom BCM5411, BCM5421 and BCM5461 Gigabit Ethernet
|
|
|
|
* transceivers.
|
|
|
|
*
|
|
|
|
* Copyright (c) 2006 Maciej W. Rozycki
|
|
|
|
*
|
|
|
|
* Inspired by code written by Amy Fong.
|
|
|
|
*
|
|
|
|
* 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/module.h>
|
|
|
|
#include <linux/phy.h>
|
2009-11-02 17:30:00 +03:00
|
|
|
#include <linux/brcmphy.h>
|
2006-10-03 19:18:13 +04:00
|
|
|
|
2009-08-25 14:11:26 +04:00
|
|
|
|
|
|
|
#define BRCM_PHY_MODEL(phydev) \
|
|
|
|
((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask)
|
|
|
|
|
2009-11-02 17:31:39 +03:00
|
|
|
#define BRCM_PHY_REV(phydev) \
|
|
|
|
((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask))
|
|
|
|
|
2006-10-03 19:18:13 +04:00
|
|
|
MODULE_DESCRIPTION("Broadcom PHY driver");
|
|
|
|
MODULE_AUTHOR("Maciej W. Rozycki");
|
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
|
2008-11-04 03:56:29 +03:00
|
|
|
/* Indirect register access functions for the Expansion Registers */
|
2009-08-25 14:11:26 +04:00
|
|
|
static int bcm54xx_exp_read(struct phy_device *phydev, u16 regnum)
|
2008-05-17 09:40:39 +04:00
|
|
|
{
|
|
|
|
int val;
|
|
|
|
|
2008-11-04 03:56:29 +03:00
|
|
|
val = phy_write(phydev, MII_BCM54XX_EXP_SEL, regnum);
|
|
|
|
if (val < 0)
|
|
|
|
return val;
|
|
|
|
|
2008-05-17 09:40:39 +04:00
|
|
|
val = phy_read(phydev, MII_BCM54XX_EXP_DATA);
|
2008-11-04 03:56:29 +03:00
|
|
|
|
|
|
|
/* Restore default value. It's O.K. if this write fails. */
|
|
|
|
phy_write(phydev, MII_BCM54XX_EXP_SEL, 0);
|
2008-05-17 09:40:39 +04:00
|
|
|
|
|
|
|
return val;
|
|
|
|
}
|
|
|
|
|
2008-11-04 03:56:51 +03:00
|
|
|
static int bcm54xx_exp_write(struct phy_device *phydev, u16 regnum, u16 val)
|
2008-05-17 09:40:39 +04:00
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
2008-11-04 03:56:29 +03:00
|
|
|
ret = phy_write(phydev, MII_BCM54XX_EXP_SEL, regnum);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
2008-05-17 09:40:39 +04:00
|
|
|
ret = phy_write(phydev, MII_BCM54XX_EXP_DATA, val);
|
2008-11-04 03:56:29 +03:00
|
|
|
|
|
|
|
/* Restore default value. It's O.K. if this write fails. */
|
|
|
|
phy_write(phydev, MII_BCM54XX_EXP_SEL, 0);
|
2008-05-17 09:40:39 +04:00
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2008-11-04 03:56:51 +03:00
|
|
|
static int bcm54xx_auxctl_write(struct phy_device *phydev, u16 regnum, u16 val)
|
|
|
|
{
|
|
|
|
return phy_write(phydev, MII_BCM54XX_AUX_CTL, regnum | val);
|
|
|
|
}
|
|
|
|
|
2009-11-02 17:28:04 +03:00
|
|
|
/* Needs SMDSP clock enabled via bcm54xx_phydsp_config() */
|
2008-11-04 03:56:51 +03:00
|
|
|
static int bcm50610_a0_workaround(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int err;
|
|
|
|
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_AADJ1CH0,
|
|
|
|
MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN |
|
|
|
|
MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF);
|
|
|
|
if (err < 0)
|
2009-11-02 17:28:04 +03:00
|
|
|
return err;
|
2008-11-04 03:56:51 +03:00
|
|
|
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_AADJ1CH3,
|
|
|
|
MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ);
|
|
|
|
if (err < 0)
|
2009-11-02 17:28:04 +03:00
|
|
|
return err;
|
2008-11-04 03:56:51 +03:00
|
|
|
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_EXP75,
|
|
|
|
MII_BCM54XX_EXP_EXP75_VDACCTRL);
|
|
|
|
if (err < 0)
|
2009-11-02 17:28:04 +03:00
|
|
|
return err;
|
2008-11-04 03:56:51 +03:00
|
|
|
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_EXP96,
|
|
|
|
MII_BCM54XX_EXP_EXP96_MYST);
|
|
|
|
if (err < 0)
|
2009-11-02 17:28:04 +03:00
|
|
|
return err;
|
2008-11-04 03:56:51 +03:00
|
|
|
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_EXP97,
|
|
|
|
MII_BCM54XX_EXP_EXP97_MYST);
|
|
|
|
|
2009-11-02 17:28:04 +03:00
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int bcm54xx_phydsp_config(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int err, err2;
|
|
|
|
|
|
|
|
/* Enable the SMDSP clock */
|
|
|
|
err = bcm54xx_auxctl_write(phydev,
|
|
|
|
MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
|
|
|
|
MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA |
|
|
|
|
MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
|
2009-11-02 17:28:33 +03:00
|
|
|
if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
|
|
|
|
BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) {
|
|
|
|
/* Clear bit 9 to fix a phy interop issue. */
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_EXP08,
|
|
|
|
MII_BCM54XX_EXP_EXP08_RJCT_2MHZ);
|
|
|
|
if (err < 0)
|
|
|
|
goto error;
|
|
|
|
|
|
|
|
if (phydev->drv->phy_id == PHY_ID_BCM50610) {
|
|
|
|
err = bcm50610_a0_workaround(phydev);
|
|
|
|
if (err < 0)
|
|
|
|
goto error;
|
|
|
|
}
|
|
|
|
}
|
2009-11-02 17:28:04 +03:00
|
|
|
|
|
|
|
if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM57780) {
|
|
|
|
int val;
|
|
|
|
|
|
|
|
val = bcm54xx_exp_read(phydev, MII_BCM54XX_EXP_EXP75);
|
|
|
|
if (val < 0)
|
|
|
|
goto error;
|
|
|
|
|
|
|
|
val |= MII_BCM54XX_EXP_EXP75_CM_OSC;
|
|
|
|
err = bcm54xx_exp_write(phydev, MII_BCM54XX_EXP_EXP75, val);
|
|
|
|
}
|
|
|
|
|
2008-11-04 03:56:51 +03:00
|
|
|
error:
|
2009-11-02 17:28:04 +03:00
|
|
|
/* Disable the SMDSP clock */
|
|
|
|
err2 = bcm54xx_auxctl_write(phydev,
|
|
|
|
MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
|
|
|
|
MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
|
2008-11-04 03:56:51 +03:00
|
|
|
|
2009-11-02 17:28:04 +03:00
|
|
|
/* Return the first error reported. */
|
|
|
|
return err ? err : err2;
|
2008-11-04 03:56:51 +03:00
|
|
|
}
|
|
|
|
|
2009-11-02 17:31:39 +03:00
|
|
|
static void bcm54xx_adjust_rxrefclk(struct phy_device *phydev)
|
|
|
|
{
|
2009-12-19 07:16:10 +03:00
|
|
|
u32 orig;
|
|
|
|
int val;
|
2009-11-02 17:32:12 +03:00
|
|
|
bool clk125en = true;
|
2009-11-02 17:31:39 +03:00
|
|
|
|
|
|
|
/* Abort if we are using an untested phy. */
|
2009-12-30 09:43:06 +03:00
|
|
|
if (BRCM_PHY_MODEL(phydev) != PHY_ID_BCM57780 &&
|
|
|
|
BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610 &&
|
2009-11-02 17:31:39 +03:00
|
|
|
BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610M)
|
|
|
|
return;
|
|
|
|
|
|
|
|
val = bcm54xx_shadow_read(phydev, BCM54XX_SHD_SCR3);
|
|
|
|
if (val < 0)
|
|
|
|
return;
|
|
|
|
|
|
|
|
orig = val;
|
|
|
|
|
2009-11-02 17:32:12 +03:00
|
|
|
if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
|
|
|
|
BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
|
|
|
|
BRCM_PHY_REV(phydev) >= 0x3) {
|
|
|
|
/*
|
|
|
|
* Here, bit 0 _disables_ CLK125 when set.
|
|
|
|
* This bit is set by default.
|
|
|
|
*/
|
|
|
|
clk125en = false;
|
|
|
|
} else {
|
|
|
|
if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) {
|
2009-11-02 17:31:39 +03:00
|
|
|
/* Here, bit 0 _enables_ CLK125 when set */
|
|
|
|
val &= ~BCM54XX_SHD_SCR3_DEF_CLK125;
|
2009-11-02 17:32:12 +03:00
|
|
|
clk125en = false;
|
2009-11-02 17:31:39 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-02-09 15:17:23 +04:00
|
|
|
if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
|
2009-11-02 17:32:12 +03:00
|
|
|
val &= ~BCM54XX_SHD_SCR3_DLLAPD_DIS;
|
|
|
|
else
|
|
|
|
val |= BCM54XX_SHD_SCR3_DLLAPD_DIS;
|
|
|
|
|
2009-11-02 17:32:38 +03:00
|
|
|
if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY)
|
|
|
|
val |= BCM54XX_SHD_SCR3_TRDDAPD;
|
|
|
|
|
2009-11-02 17:31:39 +03:00
|
|
|
if (orig != val)
|
|
|
|
bcm54xx_shadow_write(phydev, BCM54XX_SHD_SCR3, val);
|
2009-11-02 17:32:12 +03:00
|
|
|
|
|
|
|
val = bcm54xx_shadow_read(phydev, BCM54XX_SHD_APD);
|
|
|
|
if (val < 0)
|
|
|
|
return;
|
|
|
|
|
|
|
|
orig = val;
|
|
|
|
|
2012-02-09 15:17:23 +04:00
|
|
|
if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
|
2009-11-02 17:32:12 +03:00
|
|
|
val |= BCM54XX_SHD_APD_EN;
|
|
|
|
else
|
|
|
|
val &= ~BCM54XX_SHD_APD_EN;
|
|
|
|
|
|
|
|
if (orig != val)
|
|
|
|
bcm54xx_shadow_write(phydev, BCM54XX_SHD_APD, val);
|
2009-11-02 17:31:39 +03:00
|
|
|
}
|
|
|
|
|
2006-10-03 19:18:13 +04:00
|
|
|
static int bcm54xx_config_init(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg, err;
|
|
|
|
|
|
|
|
reg = phy_read(phydev, MII_BCM54XX_ECR);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
/* Mask interrupts globally. */
|
|
|
|
reg |= MII_BCM54XX_ECR_IM;
|
|
|
|
err = phy_write(phydev, MII_BCM54XX_ECR, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
/* Unmask events we are interested in. */
|
|
|
|
reg = ~(MII_BCM54XX_INT_DUPLEX |
|
|
|
|
MII_BCM54XX_INT_SPEED |
|
|
|
|
MII_BCM54XX_INT_LINK);
|
|
|
|
err = phy_write(phydev, MII_BCM54XX_IMR, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
2008-11-04 03:56:51 +03:00
|
|
|
|
2009-11-02 17:30:40 +03:00
|
|
|
if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
|
|
|
|
BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
|
|
|
|
(phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE))
|
|
|
|
bcm54xx_shadow_write(phydev, BCM54XX_SHD_RGMII_MODE, 0);
|
|
|
|
|
2009-11-02 17:32:12 +03:00
|
|
|
if ((phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) ||
|
2009-11-02 17:32:38 +03:00
|
|
|
(phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) ||
|
2009-11-02 17:32:12 +03:00
|
|
|
(phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
|
2009-11-02 17:31:39 +03:00
|
|
|
bcm54xx_adjust_rxrefclk(phydev);
|
|
|
|
|
2009-11-02 17:28:04 +03:00
|
|
|
bcm54xx_phydsp_config(phydev);
|
2009-08-25 14:11:26 +04:00
|
|
|
|
2006-10-03 19:18:13 +04:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2008-05-17 09:40:39 +04:00
|
|
|
static int bcm5482_config_init(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int err, reg;
|
|
|
|
|
|
|
|
err = bcm54xx_config_init(phydev);
|
|
|
|
|
|
|
|
if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {
|
|
|
|
/*
|
|
|
|
* Enable secondary SerDes and its use as an LED source
|
|
|
|
*/
|
|
|
|
reg = bcm54xx_shadow_read(phydev, BCM5482_SHD_SSD);
|
|
|
|
bcm54xx_shadow_write(phydev, BCM5482_SHD_SSD,
|
|
|
|
reg |
|
|
|
|
BCM5482_SHD_SSD_LEDM |
|
|
|
|
BCM5482_SHD_SSD_EN);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Enable SGMII slave mode and auto-detection
|
|
|
|
*/
|
2008-11-04 03:56:29 +03:00
|
|
|
reg = BCM5482_SSD_SGMII_SLAVE | MII_BCM54XX_EXP_SEL_SSD;
|
|
|
|
err = bcm54xx_exp_read(phydev, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
err = bcm54xx_exp_write(phydev, reg, err |
|
|
|
|
BCM5482_SSD_SGMII_SLAVE_EN |
|
|
|
|
BCM5482_SSD_SGMII_SLAVE_AD);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
2008-05-17 09:40:39 +04:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Disable secondary SerDes powerdown
|
|
|
|
*/
|
2008-11-04 03:56:29 +03:00
|
|
|
reg = BCM5482_SSD_1000BX_CTL | MII_BCM54XX_EXP_SEL_SSD;
|
|
|
|
err = bcm54xx_exp_read(phydev, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
err = bcm54xx_exp_write(phydev, reg,
|
|
|
|
err & ~BCM5482_SSD_1000BX_CTL_PWRDOWN);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
2008-05-17 09:40:39 +04:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Select 1000BASE-X register set (primary SerDes)
|
|
|
|
*/
|
|
|
|
reg = bcm54xx_shadow_read(phydev, BCM5482_SHD_MODE);
|
|
|
|
bcm54xx_shadow_write(phydev, BCM5482_SHD_MODE,
|
|
|
|
reg | BCM5482_SHD_MODE_1000BX);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* LED1=ACTIVITYLED, LED3=LINKSPD[2]
|
|
|
|
* (Use LED1 as secondary SerDes ACTIVITY LED)
|
|
|
|
*/
|
|
|
|
bcm54xx_shadow_write(phydev, BCM5482_SHD_LEDS1,
|
|
|
|
BCM5482_SHD_LEDS1_LED1(BCM_LED_SRC_ACTIVITYLED) |
|
|
|
|
BCM5482_SHD_LEDS1_LED3(BCM_LED_SRC_LINKSPD2));
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Auto-negotiation doesn't seem to work quite right
|
|
|
|
* in this mode, so we disable it and force it to the
|
|
|
|
* right speed/duplex setting. Only 'link status'
|
|
|
|
* is important.
|
|
|
|
*/
|
|
|
|
phydev->autoneg = AUTONEG_DISABLE;
|
|
|
|
phydev->speed = SPEED_1000;
|
|
|
|
phydev->duplex = DUPLEX_FULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int bcm5482_read_status(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int err;
|
|
|
|
|
|
|
|
err = genphy_read_status(phydev);
|
|
|
|
|
|
|
|
if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {
|
|
|
|
/*
|
|
|
|
* Only link status matters for 1000Base-X mode, so force
|
|
|
|
* 1000 Mbit/s full-duplex status
|
|
|
|
*/
|
|
|
|
if (phydev->link) {
|
|
|
|
phydev->speed = SPEED_1000;
|
|
|
|
phydev->duplex = DUPLEX_FULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
2006-10-03 19:18:13 +04:00
|
|
|
static int bcm54xx_ack_interrupt(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg;
|
|
|
|
|
|
|
|
/* Clear pending interrupts. */
|
|
|
|
reg = phy_read(phydev, MII_BCM54XX_ISR);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int bcm54xx_config_intr(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg, err;
|
|
|
|
|
|
|
|
reg = phy_read(phydev, MII_BCM54XX_ECR);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
|
|
|
|
reg &= ~MII_BCM54XX_ECR_IM;
|
|
|
|
else
|
|
|
|
reg |= MII_BCM54XX_ECR_IM;
|
|
|
|
|
|
|
|
err = phy_write(phydev, MII_BCM54XX_ECR, reg);
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
2008-03-04 19:41:32 +03:00
|
|
|
static int bcm5481_config_aneg(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
/* Aneg firsly. */
|
|
|
|
ret = genphy_config_aneg(phydev);
|
|
|
|
|
|
|
|
/* Then we can set up the delay. */
|
|
|
|
if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
|
|
|
|
u16 reg;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* There is no BCM5481 specification available, so down
|
|
|
|
* here is everything we know about "register 0x18". This
|
2011-08-17 17:58:04 +04:00
|
|
|
* at least helps BCM5481 to successfully receive packets
|
2008-03-04 19:41:32 +03:00
|
|
|
* on MPC8360E-RDK board. Peter Barada <peterb@logicpd.com>
|
|
|
|
* says: "This sets delay between the RXD and RXC signals
|
|
|
|
* instead of using trace lengths to achieve timing".
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* Set RDX clk delay. */
|
|
|
|
reg = 0x7 | (0x7 << 12);
|
|
|
|
phy_write(phydev, 0x18, reg);
|
|
|
|
|
|
|
|
reg = phy_read(phydev, 0x18);
|
|
|
|
/* Set RDX-RXC skew. */
|
|
|
|
reg |= (1 << 8);
|
|
|
|
/* Write bits 14:0. */
|
|
|
|
reg |= (1 << 15);
|
|
|
|
phy_write(phydev, 0x18, reg);
|
|
|
|
}
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2009-08-25 14:10:58 +04:00
|
|
|
static int brcm_phy_setbits(struct phy_device *phydev, int reg, int set)
|
|
|
|
{
|
|
|
|
int val;
|
|
|
|
|
|
|
|
val = phy_read(phydev, reg);
|
|
|
|
if (val < 0)
|
|
|
|
return val;
|
|
|
|
|
|
|
|
return phy_write(phydev, reg, val | set);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int brcm_fet_config_init(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg, err, err2, brcmtest;
|
|
|
|
|
|
|
|
/* Reset the PHY to bring it to a known state. */
|
|
|
|
err = phy_write(phydev, MII_BMCR, BMCR_RESET);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
/* Unmask events we are interested in and mask interrupts globally. */
|
|
|
|
reg = MII_BRCM_FET_IR_DUPLEX_EN |
|
|
|
|
MII_BRCM_FET_IR_SPEED_EN |
|
|
|
|
MII_BRCM_FET_IR_LINK_EN |
|
|
|
|
MII_BRCM_FET_IR_ENABLE |
|
|
|
|
MII_BRCM_FET_IR_MASK;
|
|
|
|
|
|
|
|
err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
/* Enable shadow register access */
|
|
|
|
brcmtest = phy_read(phydev, MII_BRCM_FET_BRCMTEST);
|
|
|
|
if (brcmtest < 0)
|
|
|
|
return brcmtest;
|
|
|
|
|
|
|
|
reg = brcmtest | MII_BRCM_FET_BT_SRE;
|
|
|
|
|
|
|
|
err = phy_write(phydev, MII_BRCM_FET_BRCMTEST, reg);
|
|
|
|
if (err < 0)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
/* Set the LED mode */
|
|
|
|
reg = phy_read(phydev, MII_BRCM_FET_SHDW_AUXMODE4);
|
|
|
|
if (reg < 0) {
|
|
|
|
err = reg;
|
|
|
|
goto done;
|
|
|
|
}
|
|
|
|
|
|
|
|
reg &= ~MII_BRCM_FET_SHDW_AM4_LED_MASK;
|
|
|
|
reg |= MII_BRCM_FET_SHDW_AM4_LED_MODE1;
|
|
|
|
|
|
|
|
err = phy_write(phydev, MII_BRCM_FET_SHDW_AUXMODE4, reg);
|
|
|
|
if (err < 0)
|
|
|
|
goto done;
|
|
|
|
|
|
|
|
/* Enable auto MDIX */
|
|
|
|
err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_MISCCTRL,
|
|
|
|
MII_BRCM_FET_SHDW_MC_FAME);
|
|
|
|
if (err < 0)
|
|
|
|
goto done;
|
|
|
|
|
2009-11-02 17:31:11 +03:00
|
|
|
if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) {
|
|
|
|
/* Enable auto power down */
|
|
|
|
err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_AUXSTAT2,
|
|
|
|
MII_BRCM_FET_SHDW_AS2_APDE);
|
|
|
|
}
|
2009-08-25 14:10:58 +04:00
|
|
|
|
|
|
|
done:
|
|
|
|
/* Disable shadow register access */
|
|
|
|
err2 = phy_write(phydev, MII_BRCM_FET_BRCMTEST, brcmtest);
|
|
|
|
if (!err)
|
|
|
|
err = err2;
|
|
|
|
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int brcm_fet_ack_interrupt(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg;
|
|
|
|
|
|
|
|
/* Clear pending interrupts. */
|
|
|
|
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int brcm_fet_config_intr(struct phy_device *phydev)
|
|
|
|
{
|
|
|
|
int reg, err;
|
|
|
|
|
|
|
|
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
|
|
|
|
if (reg < 0)
|
|
|
|
return reg;
|
|
|
|
|
|
|
|
if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
|
|
|
|
reg &= ~MII_BRCM_FET_IR_MASK;
|
|
|
|
else
|
|
|
|
reg |= MII_BRCM_FET_IR_MASK;
|
|
|
|
|
|
|
|
err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
2012-07-04 09:44:34 +04:00
|
|
|
static struct phy_driver broadcom_drivers[] = {
|
|
|
|
{
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5411,
|
2006-10-03 19:18:13 +04:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5411",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2006-10-03 19:18:13 +04:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5421,
|
2006-10-03 19:18:13 +04:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5421",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2006-10-03 19:18:13 +04:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5461,
|
2006-10-03 19:18:13 +04:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5461",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2006-10-03 19:18:13 +04:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2015-04-08 13:15:18 +03:00
|
|
|
}, {
|
|
|
|
.phy_id = PHY_ID_BCM54616S,
|
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM54616S",
|
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5464,
|
2008-04-15 07:35:41 +04:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5464",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2008-04-15 07:35:41 +04:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5481,
|
2008-03-04 19:41:32 +03:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5481",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2008-03-04 19:41:32 +03:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = bcm5481_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:23 +04:00
|
|
|
.phy_id = PHY_ID_BCM5482,
|
2008-01-29 19:19:00 +03:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5482",
|
2008-11-04 03:56:07 +03:00
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
2008-01-29 19:19:00 +03:00
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
2008-05-17 09:40:39 +04:00
|
|
|
.config_init = bcm5482_config_init,
|
2008-01-29 19:19:00 +03:00
|
|
|
.config_aneg = genphy_config_aneg,
|
2008-05-17 09:40:39 +04:00
|
|
|
.read_status = bcm5482_read_status,
|
2008-01-29 19:19:00 +03:00
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2008-11-04 03:56:51 +03:00
|
|
|
.phy_id = PHY_ID_BCM50610,
|
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM50610",
|
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2009-08-25 14:10:30 +04:00
|
|
|
.phy_id = PHY_ID_BCM50610M,
|
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM50610M",
|
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2009-08-25 14:11:26 +04:00
|
|
|
.phy_id = PHY_ID_BCM57780,
|
2008-11-22 04:22:53 +03:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM57780",
|
|
|
|
.features = PHY_GBIT_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = bcm54xx_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = bcm54xx_ack_interrupt,
|
|
|
|
.config_intr = bcm54xx_config_intr,
|
2009-08-25 14:10:30 +04:00
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-02-17 18:17:04 +03:00
|
|
|
.phy_id = PHY_ID_BCMAC131,
|
2009-08-25 14:10:58 +04:00
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCMAC131",
|
|
|
|
.features = PHY_BASIC_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = brcm_fet_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = brcm_fet_ack_interrupt,
|
|
|
|
.config_intr = brcm_fet_config_intr,
|
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
}, {
|
2010-06-17 03:02:24 +04:00
|
|
|
.phy_id = PHY_ID_BCM5241,
|
|
|
|
.phy_id_mask = 0xfffffff0,
|
|
|
|
.name = "Broadcom BCM5241",
|
|
|
|
.features = PHY_BASIC_FEATURES |
|
|
|
|
SUPPORTED_Pause | SUPPORTED_Asym_Pause,
|
|
|
|
.flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
|
|
|
|
.config_init = brcm_fet_config_init,
|
|
|
|
.config_aneg = genphy_config_aneg,
|
|
|
|
.read_status = genphy_read_status,
|
|
|
|
.ack_interrupt = brcm_fet_ack_interrupt,
|
|
|
|
.config_intr = brcm_fet_config_intr,
|
|
|
|
.driver = { .owner = THIS_MODULE },
|
2012-07-04 09:44:34 +04:00
|
|
|
} };
|
2010-06-17 03:02:24 +04:00
|
|
|
|
2014-11-11 21:45:59 +03:00
|
|
|
module_phy_driver(broadcom_drivers);
|
2010-04-02 05:05:56 +04:00
|
|
|
|
2010-10-04 03:43:32 +04:00
|
|
|
static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
|
2010-06-17 03:02:23 +04:00
|
|
|
{ PHY_ID_BCM5411, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM5421, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM5461, 0xfffffff0 },
|
2015-04-08 13:15:18 +03:00
|
|
|
{ PHY_ID_BCM54616S, 0xfffffff0 },
|
2010-06-17 03:02:23 +04:00
|
|
|
{ PHY_ID_BCM5464, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM5482, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM5482, 0xfffffff0 },
|
2010-04-02 05:05:56 +04:00
|
|
|
{ PHY_ID_BCM50610, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM50610M, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCM57780, 0xfffffff0 },
|
|
|
|
{ PHY_ID_BCMAC131, 0xfffffff0 },
|
2010-06-17 03:02:24 +04:00
|
|
|
{ PHY_ID_BCM5241, 0xfffffff0 },
|
2010-04-02 05:05:56 +04:00
|
|
|
{ }
|
|
|
|
};
|
|
|
|
|
|
|
|
MODULE_DEVICE_TABLE(mdio, broadcom_tbl);
|