WSL2-Linux-Kernel/drivers/net/phy/nxp-tja11xx.c

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C
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// SPDX-License-Identifier: GPL-2.0
/* NXP TJA1100 BroadRReach PHY driver
*
* Copyright (C) 2018 Marek Vasut <marex@denx.de>
*/
#include <linux/delay.h>
#include <linux/ethtool.h>
#include <linux/ethtool_netlink.h>
#include <linux/kernel.h>
#include <linux/mdio.h>
#include <linux/mii.h>
#include <linux/module.h>
#include <linux/phy.h>
#include <linux/hwmon.h>
#include <linux/bitfield.h>
#include <linux/of_mdio.h>
#include <linux/of_irq.h>
#define PHY_ID_MASK 0xfffffff0
#define PHY_ID_TJA1100 0x0180dc40
#define PHY_ID_TJA1101 0x0180dd00
#define PHY_ID_TJA1102 0x0180dc80
#define MII_ECTRL 17
#define MII_ECTRL_LINK_CONTROL BIT(15)
#define MII_ECTRL_POWER_MODE_MASK GENMASK(14, 11)
#define MII_ECTRL_POWER_MODE_NO_CHANGE (0x0 << 11)
#define MII_ECTRL_POWER_MODE_NORMAL (0x3 << 11)
#define MII_ECTRL_POWER_MODE_STANDBY (0xc << 11)
#define MII_ECTRL_CABLE_TEST BIT(5)
#define MII_ECTRL_CONFIG_EN BIT(2)
#define MII_ECTRL_WAKE_REQUEST BIT(0)
#define MII_CFG1 18
#define MII_CFG1_MASTER_SLAVE BIT(15)
#define MII_CFG1_AUTO_OP BIT(14)
#define MII_CFG1_SLEEP_CONFIRM BIT(6)
#define MII_CFG1_LED_MODE_MASK GENMASK(5, 4)
#define MII_CFG1_LED_MODE_LINKUP 0
#define MII_CFG1_LED_ENABLE BIT(3)
#define MII_CFG2 19
#define MII_CFG2_SLEEP_REQUEST_TO GENMASK(1, 0)
#define MII_CFG2_SLEEP_REQUEST_TO_16MS 0x3
#define MII_INTSRC 21
#define MII_INTSRC_TEMP_ERR BIT(1)
#define MII_INTSRC_UV_ERR BIT(3)
#define MII_INTEN 22
#define MII_INTEN_LINK_FAIL BIT(10)
#define MII_INTEN_LINK_UP BIT(9)
#define MII_COMMSTAT 23
#define MII_COMMSTAT_LINK_UP BIT(15)
#define MII_COMMSTAT_SQI_STATE GENMASK(7, 5)
#define MII_COMMSTAT_SQI_MAX 7
#define MII_GENSTAT 24
#define MII_GENSTAT_PLL_LOCKED BIT(14)
#define MII_EXTSTAT 25
#define MII_EXTSTAT_SHORT_DETECT BIT(8)
#define MII_EXTSTAT_OPEN_DETECT BIT(7)
#define MII_EXTSTAT_POLARITY_DETECT BIT(6)
#define MII_COMMCFG 27
#define MII_COMMCFG_AUTO_OP BIT(15)
struct tja11xx_priv {
char *hwmon_name;
struct device *hwmon_dev;
struct phy_device *phydev;
struct work_struct phy_register_work;
};
struct tja11xx_phy_stats {
const char *string;
u8 reg;
u8 off;
u16 mask;
};
static struct tja11xx_phy_stats tja11xx_hw_stats[] = {
{ "phy_symbol_error_count", 20, 0, GENMASK(15, 0) },
{ "phy_polarity_detect", 25, 6, BIT(6) },
{ "phy_open_detect", 25, 7, BIT(7) },
{ "phy_short_detect", 25, 8, BIT(8) },
{ "phy_rem_rcvr_count", 26, 0, GENMASK(7, 0) },
{ "phy_loc_rcvr_count", 26, 8, GENMASK(15, 8) },
};
static int tja11xx_check(struct phy_device *phydev, u8 reg, u16 mask, u16 set)
{
int val;
return phy_read_poll_timeout(phydev, reg, val, (val & mask) == set,
150, 30000, false);
}
static int phy_modify_check(struct phy_device *phydev, u8 reg,
u16 mask, u16 set)
{
int ret;
ret = phy_modify(phydev, reg, mask, set);
if (ret)
return ret;
return tja11xx_check(phydev, reg, mask, set);
}
static int tja11xx_enable_reg_write(struct phy_device *phydev)
{
return phy_set_bits(phydev, MII_ECTRL, MII_ECTRL_CONFIG_EN);
}
static int tja11xx_enable_link_control(struct phy_device *phydev)
{
return phy_set_bits(phydev, MII_ECTRL, MII_ECTRL_LINK_CONTROL);
}
static int tja11xx_disable_link_control(struct phy_device *phydev)
{
return phy_clear_bits(phydev, MII_ECTRL, MII_ECTRL_LINK_CONTROL);
}
static int tja11xx_wakeup(struct phy_device *phydev)
{
int ret;
ret = phy_read(phydev, MII_ECTRL);
if (ret < 0)
return ret;
switch (ret & MII_ECTRL_POWER_MODE_MASK) {
case MII_ECTRL_POWER_MODE_NO_CHANGE:
break;
case MII_ECTRL_POWER_MODE_NORMAL:
ret = phy_set_bits(phydev, MII_ECTRL, MII_ECTRL_WAKE_REQUEST);
if (ret)
return ret;
ret = phy_clear_bits(phydev, MII_ECTRL, MII_ECTRL_WAKE_REQUEST);
if (ret)
return ret;
break;
case MII_ECTRL_POWER_MODE_STANDBY:
ret = phy_modify_check(phydev, MII_ECTRL,
MII_ECTRL_POWER_MODE_MASK,
MII_ECTRL_POWER_MODE_STANDBY);
if (ret)
return ret;
ret = phy_modify(phydev, MII_ECTRL, MII_ECTRL_POWER_MODE_MASK,
MII_ECTRL_POWER_MODE_NORMAL);
if (ret)
return ret;
ret = phy_modify_check(phydev, MII_GENSTAT,
MII_GENSTAT_PLL_LOCKED,
MII_GENSTAT_PLL_LOCKED);
if (ret)
return ret;
return tja11xx_enable_link_control(phydev);
default:
break;
}
return 0;
}
static int tja11xx_soft_reset(struct phy_device *phydev)
{
int ret;
ret = tja11xx_enable_reg_write(phydev);
if (ret)
return ret;
return genphy_soft_reset(phydev);
}
static int tja11xx_config_aneg_cable_test(struct phy_device *phydev)
{
bool finished = false;
int ret;
if (phydev->link)
return 0;
if (!phydev->drv->cable_test_start ||
!phydev->drv->cable_test_get_status)
return 0;
ret = ethnl_cable_test_alloc(phydev, ETHTOOL_MSG_CABLE_TEST_NTF);
if (ret)
return ret;
ret = phydev->drv->cable_test_start(phydev);
if (ret)
return ret;
/* According to the documentation this test takes 100 usec */
usleep_range(100, 200);
ret = phydev->drv->cable_test_get_status(phydev, &finished);
if (ret)
return ret;
if (finished)
ethnl_cable_test_finished(phydev);
return 0;
}
static int tja11xx_config_aneg(struct phy_device *phydev)
{
int ret, changed = 0;
u16 ctl = 0;
switch (phydev->master_slave_set) {
case MASTER_SLAVE_CFG_MASTER_FORCE:
ctl |= MII_CFG1_MASTER_SLAVE;
break;
case MASTER_SLAVE_CFG_SLAVE_FORCE:
break;
case MASTER_SLAVE_CFG_UNKNOWN:
case MASTER_SLAVE_CFG_UNSUPPORTED:
goto do_test;
default:
phydev_warn(phydev, "Unsupported Master/Slave mode\n");
return -ENOTSUPP;
}
changed = phy_modify_changed(phydev, MII_CFG1, MII_CFG1_MASTER_SLAVE, ctl);
if (changed < 0)
return changed;
do_test:
ret = tja11xx_config_aneg_cable_test(phydev);
if (ret)
return ret;
return __genphy_config_aneg(phydev, changed);
}
static int tja11xx_config_init(struct phy_device *phydev)
{
int ret;
ret = tja11xx_enable_reg_write(phydev);
if (ret)
return ret;
phydev->autoneg = AUTONEG_DISABLE;
phydev->speed = SPEED_100;
phydev->duplex = DUPLEX_FULL;
switch (phydev->phy_id & PHY_ID_MASK) {
case PHY_ID_TJA1100:
ret = phy_modify(phydev, MII_CFG1,
MII_CFG1_AUTO_OP | MII_CFG1_LED_MODE_MASK |
MII_CFG1_LED_ENABLE,
MII_CFG1_AUTO_OP | MII_CFG1_LED_MODE_LINKUP |
MII_CFG1_LED_ENABLE);
if (ret)
return ret;
break;
case PHY_ID_TJA1101:
case PHY_ID_TJA1102:
ret = phy_set_bits(phydev, MII_COMMCFG, MII_COMMCFG_AUTO_OP);
if (ret)
return ret;
break;
default:
return -EINVAL;
}
ret = phy_clear_bits(phydev, MII_CFG1, MII_CFG1_SLEEP_CONFIRM);
if (ret)
return ret;
ret = phy_modify(phydev, MII_CFG2, MII_CFG2_SLEEP_REQUEST_TO,
MII_CFG2_SLEEP_REQUEST_TO_16MS);
if (ret)
return ret;
ret = tja11xx_wakeup(phydev);
if (ret < 0)
return ret;
/* ACK interrupts by reading the status register */
ret = phy_read(phydev, MII_INTSRC);
if (ret < 0)
return ret;
return 0;
}
static int tja11xx_read_status(struct phy_device *phydev)
{
int ret;
phydev->master_slave_get = MASTER_SLAVE_CFG_UNKNOWN;
phydev->master_slave_state = MASTER_SLAVE_STATE_UNSUPPORTED;
ret = genphy_update_link(phydev);
if (ret)
return ret;
ret = phy_read(phydev, MII_CFG1);
if (ret < 0)
return ret;
if (ret & MII_CFG1_MASTER_SLAVE)
phydev->master_slave_get = MASTER_SLAVE_CFG_MASTER_FORCE;
else
phydev->master_slave_get = MASTER_SLAVE_CFG_SLAVE_FORCE;
if (phydev->link) {
ret = phy_read(phydev, MII_COMMSTAT);
if (ret < 0)
return ret;
if (!(ret & MII_COMMSTAT_LINK_UP))
phydev->link = 0;
}
return 0;
}
static int tja11xx_get_sqi(struct phy_device *phydev)
{
int ret;
ret = phy_read(phydev, MII_COMMSTAT);
if (ret < 0)
return ret;
return FIELD_GET(MII_COMMSTAT_SQI_STATE, ret);
}
static int tja11xx_get_sqi_max(struct phy_device *phydev)
{
return MII_COMMSTAT_SQI_MAX;
}
static int tja11xx_get_sset_count(struct phy_device *phydev)
{
return ARRAY_SIZE(tja11xx_hw_stats);
}
static void tja11xx_get_strings(struct phy_device *phydev, u8 *data)
{
int i;
for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++) {
strncpy(data + i * ETH_GSTRING_LEN,
tja11xx_hw_stats[i].string, ETH_GSTRING_LEN);
}
}
static void tja11xx_get_stats(struct phy_device *phydev,
struct ethtool_stats *stats, u64 *data)
{
int i, ret;
for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++) {
ret = phy_read(phydev, tja11xx_hw_stats[i].reg);
if (ret < 0)
data[i] = U64_MAX;
else {
data[i] = ret & tja11xx_hw_stats[i].mask;
data[i] >>= tja11xx_hw_stats[i].off;
}
}
}
static int tja11xx_hwmon_read(struct device *dev,
enum hwmon_sensor_types type,
u32 attr, int channel, long *value)
{
struct phy_device *phydev = dev_get_drvdata(dev);
int ret;
if (type == hwmon_in && attr == hwmon_in_lcrit_alarm) {
ret = phy_read(phydev, MII_INTSRC);
if (ret < 0)
return ret;
*value = !!(ret & MII_INTSRC_TEMP_ERR);
return 0;
}
if (type == hwmon_temp && attr == hwmon_temp_crit_alarm) {
ret = phy_read(phydev, MII_INTSRC);
if (ret < 0)
return ret;
*value = !!(ret & MII_INTSRC_UV_ERR);
return 0;
}
return -EOPNOTSUPP;
}
static umode_t tja11xx_hwmon_is_visible(const void *data,
enum hwmon_sensor_types type,
u32 attr, int channel)
{
if (type == hwmon_in && attr == hwmon_in_lcrit_alarm)
return 0444;
if (type == hwmon_temp && attr == hwmon_temp_crit_alarm)
return 0444;
return 0;
}
static const struct hwmon_channel_info *tja11xx_hwmon_info[] = {
HWMON_CHANNEL_INFO(in, HWMON_I_LCRIT_ALARM),
HWMON_CHANNEL_INFO(temp, HWMON_T_CRIT_ALARM),
NULL
};
static const struct hwmon_ops tja11xx_hwmon_hwmon_ops = {
.is_visible = tja11xx_hwmon_is_visible,
.read = tja11xx_hwmon_read,
};
static const struct hwmon_chip_info tja11xx_hwmon_chip_info = {
.ops = &tja11xx_hwmon_hwmon_ops,
.info = tja11xx_hwmon_info,
};
static int tja11xx_hwmon_register(struct phy_device *phydev,
struct tja11xx_priv *priv)
{
struct device *dev = &phydev->mdio.dev;
int i;
priv->hwmon_name = devm_kstrdup(dev, dev_name(dev), GFP_KERNEL);
if (!priv->hwmon_name)
return -ENOMEM;
for (i = 0; priv->hwmon_name[i]; i++)
if (hwmon_is_bad_char(priv->hwmon_name[i]))
priv->hwmon_name[i] = '_';
priv->hwmon_dev =
devm_hwmon_device_register_with_info(dev, priv->hwmon_name,
phydev,
&tja11xx_hwmon_chip_info,
NULL);
return PTR_ERR_OR_ZERO(priv->hwmon_dev);
}
static int tja11xx_probe(struct phy_device *phydev)
{
struct device *dev = &phydev->mdio.dev;
struct tja11xx_priv *priv;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->phydev = phydev;
return tja11xx_hwmon_register(phydev, priv);
}
static void tja1102_p1_register(struct work_struct *work)
{
struct tja11xx_priv *priv = container_of(work, struct tja11xx_priv,
phy_register_work);
struct phy_device *phydev_phy0 = priv->phydev;
struct mii_bus *bus = phydev_phy0->mdio.bus;
struct device *dev = &phydev_phy0->mdio.dev;
struct device_node *np = dev->of_node;
struct device_node *child;
int ret;
for_each_available_child_of_node(np, child) {
struct phy_device *phy;
int addr;
addr = of_mdio_parse_addr(dev, child);
if (addr < 0) {
dev_err(dev, "Can't parse addr\n");
continue;
} else if (addr != phydev_phy0->mdio.addr + 1) {
/* Currently we care only about double PHY chip TJA1102.
* If some day NXP will decide to bring chips with more
* PHYs, this logic should be reworked.
*/
dev_err(dev, "Unexpected address. Should be: %i\n",
phydev_phy0->mdio.addr + 1);
continue;
}
if (mdiobus_is_registered_device(bus, addr)) {
dev_err(dev, "device is already registered\n");
continue;
}
/* Real PHY ID of Port 1 is 0 */
phy = phy_device_create(bus, addr, PHY_ID_TJA1102, false, NULL);
if (IS_ERR(phy)) {
dev_err(dev, "Can't create PHY device for Port 1: %i\n",
addr);
continue;
}
/* Overwrite parent device. phy_device_create() set parent to
* the mii_bus->dev, which is not correct in case.
*/
phy->mdio.dev.parent = dev;
ret = of_mdiobus_phy_device_register(bus, phy, child, addr);
if (ret) {
/* All resources needed for Port 1 should be already
* available for Port 0. Both ports use the same
* interrupt line, so -EPROBE_DEFER would make no sense
* here.
*/
dev_err(dev, "Can't register Port 1. Unexpected error: %i\n",
ret);
phy_device_free(phy);
}
}
}
static int tja1102_p0_probe(struct phy_device *phydev)
{
struct device *dev = &phydev->mdio.dev;
struct tja11xx_priv *priv;
int ret;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->phydev = phydev;
INIT_WORK(&priv->phy_register_work, tja1102_p1_register);
ret = tja11xx_hwmon_register(phydev, priv);
if (ret)
return ret;
schedule_work(&priv->phy_register_work);
return 0;
}
static int tja1102_match_phy_device(struct phy_device *phydev, bool port0)
{
int ret;
if ((phydev->phy_id & PHY_ID_MASK) != PHY_ID_TJA1102)
return 0;
ret = phy_read(phydev, MII_PHYSID2);
if (ret < 0)
return ret;
/* TJA1102 Port 1 has phyid 0 and doesn't support temperature
* and undervoltage alarms.
*/
if (port0)
return ret ? 1 : 0;
return !ret;
}
static int tja1102_p0_match_phy_device(struct phy_device *phydev)
{
return tja1102_match_phy_device(phydev, true);
}
static int tja1102_p1_match_phy_device(struct phy_device *phydev)
{
return tja1102_match_phy_device(phydev, false);
}
static int tja11xx_ack_interrupt(struct phy_device *phydev)
{
int ret;
ret = phy_read(phydev, MII_INTSRC);
return (ret < 0) ? ret : 0;
}
static int tja11xx_config_intr(struct phy_device *phydev)
{
int value = 0;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
value = MII_INTEN_LINK_FAIL | MII_INTEN_LINK_UP;
return phy_write(phydev, MII_INTEN, value);
}
static int tja11xx_cable_test_start(struct phy_device *phydev)
{
int ret;
ret = phy_clear_bits(phydev, MII_COMMCFG, MII_COMMCFG_AUTO_OP);
if (ret)
return ret;
ret = tja11xx_wakeup(phydev);
if (ret < 0)
return ret;
ret = tja11xx_disable_link_control(phydev);
if (ret < 0)
return ret;
return phy_set_bits(phydev, MII_ECTRL, MII_ECTRL_CABLE_TEST);
}
/*
* | BI_DA+ | BI_DA- | Result
* | open | open | open
* | + short to - | - short to + | short
* | short to Vdd | open | open
* | open | shot to Vdd | open
* | short to Vdd | short to Vdd | short
* | shot to GND | open | open
* | open | shot to GND | open
* | short to GND | shot to GND | short
* | connected to active link partner (master) | shot and open
*/
static int tja11xx_cable_test_report_trans(u32 result)
{
u32 mask = MII_EXTSTAT_SHORT_DETECT | MII_EXTSTAT_OPEN_DETECT;
if ((result & mask) == mask) {
/* connected to active link partner (master) */
return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
} else if ((result & mask) == 0) {
return ETHTOOL_A_CABLE_RESULT_CODE_OK;
} else if (result & MII_EXTSTAT_SHORT_DETECT) {
return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
} else if (result & MII_EXTSTAT_OPEN_DETECT) {
return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
} else {
return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
}
}
static int tja11xx_cable_test_report(struct phy_device *phydev)
{
int ret;
ret = phy_read(phydev, MII_EXTSTAT);
if (ret < 0)
return ret;
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
tja11xx_cable_test_report_trans(ret));
return 0;
}
static int tja11xx_cable_test_get_status(struct phy_device *phydev,
bool *finished)
{
int ret;
*finished = false;
ret = phy_read(phydev, MII_ECTRL);
if (ret < 0)
return ret;
if (!(ret & MII_ECTRL_CABLE_TEST)) {
*finished = true;
ret = phy_set_bits(phydev, MII_COMMCFG, MII_COMMCFG_AUTO_OP);
if (ret)
return ret;
return tja11xx_cable_test_report(phydev);
}
return 0;
}
static struct phy_driver tja11xx_driver[] = {
{
PHY_ID_MATCH_MODEL(PHY_ID_TJA1100),
.name = "NXP TJA1100",
.features = PHY_BASIC_T1_FEATURES,
.probe = tja11xx_probe,
.soft_reset = tja11xx_soft_reset,
.config_aneg = tja11xx_config_aneg,
.config_init = tja11xx_config_init,
.read_status = tja11xx_read_status,
.get_sqi = tja11xx_get_sqi,
.get_sqi_max = tja11xx_get_sqi_max,
.suspend = genphy_suspend,
.resume = genphy_resume,
.set_loopback = genphy_loopback,
/* Statistics */
.get_sset_count = tja11xx_get_sset_count,
.get_strings = tja11xx_get_strings,
.get_stats = tja11xx_get_stats,
}, {
PHY_ID_MATCH_MODEL(PHY_ID_TJA1101),
.name = "NXP TJA1101",
.features = PHY_BASIC_T1_FEATURES,
.probe = tja11xx_probe,
.soft_reset = tja11xx_soft_reset,
.config_aneg = tja11xx_config_aneg,
.config_init = tja11xx_config_init,
.read_status = tja11xx_read_status,
.get_sqi = tja11xx_get_sqi,
.get_sqi_max = tja11xx_get_sqi_max,
.suspend = genphy_suspend,
.resume = genphy_resume,
.set_loopback = genphy_loopback,
/* Statistics */
.get_sset_count = tja11xx_get_sset_count,
.get_strings = tja11xx_get_strings,
.get_stats = tja11xx_get_stats,
}, {
.name = "NXP TJA1102 Port 0",
.features = PHY_BASIC_T1_FEATURES,
.flags = PHY_POLL_CABLE_TEST,
.probe = tja1102_p0_probe,
.soft_reset = tja11xx_soft_reset,
.config_aneg = tja11xx_config_aneg,
.config_init = tja11xx_config_init,
.read_status = tja11xx_read_status,
.get_sqi = tja11xx_get_sqi,
.get_sqi_max = tja11xx_get_sqi_max,
.match_phy_device = tja1102_p0_match_phy_device,
.suspend = genphy_suspend,
.resume = genphy_resume,
.set_loopback = genphy_loopback,
/* Statistics */
.get_sset_count = tja11xx_get_sset_count,
.get_strings = tja11xx_get_strings,
.get_stats = tja11xx_get_stats,
.ack_interrupt = tja11xx_ack_interrupt,
.config_intr = tja11xx_config_intr,
.cable_test_start = tja11xx_cable_test_start,
.cable_test_get_status = tja11xx_cable_test_get_status,
}, {
.name = "NXP TJA1102 Port 1",
.features = PHY_BASIC_T1_FEATURES,
.flags = PHY_POLL_CABLE_TEST,
/* currently no probe for Port 1 is need */
.soft_reset = tja11xx_soft_reset,
.config_aneg = tja11xx_config_aneg,
.config_init = tja11xx_config_init,
.read_status = tja11xx_read_status,
.get_sqi = tja11xx_get_sqi,
.get_sqi_max = tja11xx_get_sqi_max,
.match_phy_device = tja1102_p1_match_phy_device,
.suspend = genphy_suspend,
.resume = genphy_resume,
.set_loopback = genphy_loopback,
/* Statistics */
.get_sset_count = tja11xx_get_sset_count,
.get_strings = tja11xx_get_strings,
.get_stats = tja11xx_get_stats,
.ack_interrupt = tja11xx_ack_interrupt,
.config_intr = tja11xx_config_intr,
.cable_test_start = tja11xx_cable_test_start,
.cable_test_get_status = tja11xx_cable_test_get_status,
}
};
module_phy_driver(tja11xx_driver);
static struct mdio_device_id __maybe_unused tja11xx_tbl[] = {
{ PHY_ID_MATCH_MODEL(PHY_ID_TJA1100) },
{ PHY_ID_MATCH_MODEL(PHY_ID_TJA1101) },
{ PHY_ID_MATCH_MODEL(PHY_ID_TJA1102) },
{ }
};
MODULE_DEVICE_TABLE(mdio, tja11xx_tbl);
MODULE_AUTHOR("Marek Vasut <marex@denx.de>");
MODULE_DESCRIPTION("NXP TJA11xx BoardR-Reach PHY driver");
MODULE_LICENSE("GPL");