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linux/drivers/net/phy/marvell.c
Christian Marangi 4774ad841b net: phy: marvell: Fix inconsistent indenting in led_blink_set 
Fix inconsistent indeinting in m88e1318_led_blink_set reported by kernel
test robot, probably done by the presence of an if condition dropped in
later revision of the same code.

Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/oe-kbuild-all/202304240007.0VEX8QYG-lkp@intel.com/
Fixes: ea9e86485d ("net: phy: marvell: Implement led_blink_set()")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20230423172800.3470-1-ansuelsmth@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-24 19:01:47 -07:00

3484 lines
89 KiB
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// SPDX-License-Identifier: GPL-2.0+
/*
* drivers/net/phy/marvell.c
*
* Driver for Marvell PHYs
*
* Author: Andy Fleming
*
* Copyright (c) 2004 Freescale Semiconductor, Inc.
*
* Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
*/
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/ctype.h>
#include <linux/errno.h>
#include <linux/unistd.h>
#include <linux/hwmon.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/mii.h>
#include <linux/ethtool.h>
#include <linux/ethtool_netlink.h>
#include <linux/phy.h>
#include <linux/marvell_phy.h>
#include <linux/bitfield.h>
#include <linux/of.h>
#include <linux/sfp.h>
#include <linux/io.h>
#include <asm/irq.h>
#include <linux/uaccess.h>
#define MII_MARVELL_PHY_PAGE 22
#define MII_MARVELL_COPPER_PAGE 0x00
#define MII_MARVELL_FIBER_PAGE 0x01
#define MII_MARVELL_MSCR_PAGE 0x02
#define MII_MARVELL_LED_PAGE 0x03
#define MII_MARVELL_VCT5_PAGE 0x05
#define MII_MARVELL_MISC_TEST_PAGE 0x06
#define MII_MARVELL_VCT7_PAGE 0x07
#define MII_MARVELL_WOL_PAGE 0x11
#define MII_MARVELL_MODE_PAGE 0x12
#define MII_M1011_IEVENT 0x13
#define MII_M1011_IEVENT_CLEAR 0x0000
#define MII_M1011_IMASK 0x12
#define MII_M1011_IMASK_INIT 0x6400
#define MII_M1011_IMASK_CLEAR 0x0000
#define MII_M1011_PHY_SCR 0x10
#define MII_M1011_PHY_SCR_DOWNSHIFT_EN BIT(11)
#define MII_M1011_PHY_SCR_DOWNSHIFT_MASK GENMASK(14, 12)
#define MII_M1011_PHY_SCR_DOWNSHIFT_MAX 8
#define MII_M1011_PHY_SCR_MDI (0x0 << 5)
#define MII_M1011_PHY_SCR_MDI_X (0x1 << 5)
#define MII_M1011_PHY_SCR_AUTO_CROSS (0x3 << 5)
#define MII_M1011_PHY_SSR 0x11
#define MII_M1011_PHY_SSR_DOWNSHIFT BIT(5)
#define MII_M1111_PHY_LED_CONTROL 0x18
#define MII_M1111_PHY_LED_DIRECT 0x4100
#define MII_M1111_PHY_LED_COMBINE 0x411c
#define MII_M1111_PHY_EXT_CR 0x14
#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK GENMASK(11, 9)
#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX 8
#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN BIT(8)
#define MII_M1111_RGMII_RX_DELAY BIT(7)
#define MII_M1111_RGMII_TX_DELAY BIT(1)
#define MII_M1111_PHY_EXT_SR 0x1b
#define MII_M1111_HWCFG_MODE_MASK 0xf
#define MII_M1111_HWCFG_MODE_FIBER_RGMII 0x3
#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4
#define MII_M1111_HWCFG_MODE_RTBI 0x7
#define MII_M1111_HWCFG_MODE_COPPER_1000X_AN 0x8
#define MII_M1111_HWCFG_MODE_COPPER_RTBI 0x9
#define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb
#define MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN 0xc
#define MII_M1111_HWCFG_SERIAL_AN_BYPASS BIT(12)
#define MII_M1111_HWCFG_FIBER_COPPER_RES BIT(13)
#define MII_M1111_HWCFG_FIBER_COPPER_AUTO BIT(15)
#define MII_88E1121_PHY_MSCR_REG 21
#define MII_88E1121_PHY_MSCR_RX_DELAY BIT(5)
#define MII_88E1121_PHY_MSCR_TX_DELAY BIT(4)
#define MII_88E1121_PHY_MSCR_DELAY_MASK (BIT(5) | BIT(4))
#define MII_88E1121_MISC_TEST 0x1a
#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK 0x1f00
#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT 8
#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN BIT(7)
#define MII_88E1510_MISC_TEST_TEMP_IRQ BIT(6)
#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN BIT(5)
#define MII_88E1121_MISC_TEST_TEMP_MASK 0x1f
#define MII_88E1510_TEMP_SENSOR 0x1b
#define MII_88E1510_TEMP_SENSOR_MASK 0xff
#define MII_88E1540_COPPER_CTRL3 0x1a
#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK GENMASK(11, 10)
#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS 0
#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS 1
#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS 2
#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS 3
#define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN BIT(9)
#define MII_88E6390_MISC_TEST 0x1b
#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S (0x0 << 14)
#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE (0x1 << 14)
#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_ONESHOT (0x2 << 14)
#define MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE (0x3 << 14)
#define MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK (0x3 << 14)
#define MII_88E6393_MISC_TEST_SAMPLES_2048 (0x0 << 11)
#define MII_88E6393_MISC_TEST_SAMPLES_4096 (0x1 << 11)
#define MII_88E6393_MISC_TEST_SAMPLES_8192 (0x2 << 11)
#define MII_88E6393_MISC_TEST_SAMPLES_16384 (0x3 << 11)
#define MII_88E6393_MISC_TEST_SAMPLES_MASK (0x3 << 11)
#define MII_88E6393_MISC_TEST_RATE_2_3MS (0x5 << 8)
#define MII_88E6393_MISC_TEST_RATE_6_4MS (0x6 << 8)
#define MII_88E6393_MISC_TEST_RATE_11_9MS (0x7 << 8)
#define MII_88E6393_MISC_TEST_RATE_MASK (0x7 << 8)
#define MII_88E6390_TEMP_SENSOR 0x1c
#define MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK 0xff00
#define MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT 8
#define MII_88E6390_TEMP_SENSOR_MASK 0xff
#define MII_88E6390_TEMP_SENSOR_SAMPLES 10
#define MII_88E1318S_PHY_MSCR1_REG 16
#define MII_88E1318S_PHY_MSCR1_PAD_ODD BIT(6)
/* Copper Specific Interrupt Enable Register */
#define MII_88E1318S_PHY_CSIER 0x12
/* WOL Event Interrupt Enable */
#define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7)
#define MII_88E1318S_PHY_LED_FUNC 0x10
#define MII_88E1318S_PHY_LED_FUNC_OFF (0x8)
#define MII_88E1318S_PHY_LED_FUNC_ON (0x9)
#define MII_88E1318S_PHY_LED_FUNC_HI_Z (0xa)
#define MII_88E1318S_PHY_LED_FUNC_BLINK (0xb)
#define MII_88E1318S_PHY_LED_TCR 0x12
#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15)
#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7)
#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11)
/* Magic Packet MAC address registers */
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19
#define MII_88E1318S_PHY_WOL_CTRL 0x10
#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12)
#define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE BIT(13)
#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14)
#define MII_PHY_LED_CTRL 16
#define MII_88E1121_PHY_LED_DEF 0x0030
#define MII_88E1510_PHY_LED_DEF 0x1177
#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040
#define MII_M1011_PHY_STATUS 0x11
#define MII_M1011_PHY_STATUS_1000 0x8000
#define MII_M1011_PHY_STATUS_100 0x4000
#define MII_M1011_PHY_STATUS_SPD_MASK 0xc000
#define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000
#define MII_M1011_PHY_STATUS_RESOLVED 0x0800
#define MII_M1011_PHY_STATUS_LINK 0x0400
#define MII_88E3016_PHY_SPEC_CTRL 0x10
#define MII_88E3016_DISABLE_SCRAMBLER 0x0200
#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
#define MII_88E1510_GEN_CTRL_REG_1 0x14
#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7
#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII 0x0 /* RGMII to copper */
#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */
/* RGMII to 1000BASE-X */
#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X 0x2
/* RGMII to 100BASE-FX */
#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX 0x3
/* RGMII to SGMII */
#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII 0x4
#define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */
#define MII_88E1510_MSCR_2 0x15
#define MII_VCT5_TX_RX_MDI0_COUPLING 0x10
#define MII_VCT5_TX_RX_MDI1_COUPLING 0x11
#define MII_VCT5_TX_RX_MDI2_COUPLING 0x12
#define MII_VCT5_TX_RX_MDI3_COUPLING 0x13
#define MII_VCT5_TX_RX_AMPLITUDE_MASK 0x7f00
#define MII_VCT5_TX_RX_AMPLITUDE_SHIFT 8
#define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION BIT(15)
#define MII_VCT5_CTRL 0x17
#define MII_VCT5_CTRL_ENABLE BIT(15)
#define MII_VCT5_CTRL_COMPLETE BIT(14)
#define MII_VCT5_CTRL_TX_SAME_CHANNEL (0x0 << 11)
#define MII_VCT5_CTRL_TX0_CHANNEL (0x4 << 11)
#define MII_VCT5_CTRL_TX1_CHANNEL (0x5 << 11)
#define MII_VCT5_CTRL_TX2_CHANNEL (0x6 << 11)
#define MII_VCT5_CTRL_TX3_CHANNEL (0x7 << 11)
#define MII_VCT5_CTRL_SAMPLES_2 (0x0 << 8)
#define MII_VCT5_CTRL_SAMPLES_4 (0x1 << 8)
#define MII_VCT5_CTRL_SAMPLES_8 (0x2 << 8)
#define MII_VCT5_CTRL_SAMPLES_16 (0x3 << 8)
#define MII_VCT5_CTRL_SAMPLES_32 (0x4 << 8)
#define MII_VCT5_CTRL_SAMPLES_64 (0x5 << 8)
#define MII_VCT5_CTRL_SAMPLES_128 (0x6 << 8)
#define MII_VCT5_CTRL_SAMPLES_DEFAULT (0x6 << 8)
#define MII_VCT5_CTRL_SAMPLES_256 (0x7 << 8)
#define MII_VCT5_CTRL_SAMPLES_SHIFT 8
#define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK (0x0 << 6)
#define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK (0x1 << 6)
#define MII_VCT5_CTRL_MODE_OFFSET (0x2 << 6)
#define MII_VCT5_CTRL_SAMPLE_POINT (0x3 << 6)
#define MII_VCT5_CTRL_PEEK_HYST_DEFAULT 3
#define MII_VCT5_SAMPLE_POINT_DISTANCE 0x18
#define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX 511
#define MII_VCT5_TX_PULSE_CTRL 0x1c
#define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN BIT(12)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS (0x0 << 10)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS (0x1 << 10)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS (0x2 << 10)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS (0x3 << 10)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT 10
#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV (0x0 << 8)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV (0x1 << 8)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV (0x2 << 8)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV (0x3 << 8)
#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT 8
#define MII_VCT5_TX_PULSE_CTRL_MAX_AMP BIT(7)
#define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV (0x6 << 0)
/* For TDR measurements less than 11 meters, a short pulse should be
* used.
*/
#define TDR_SHORT_CABLE_LENGTH 11
#define MII_VCT7_PAIR_0_DISTANCE 0x10
#define MII_VCT7_PAIR_1_DISTANCE 0x11
#define MII_VCT7_PAIR_2_DISTANCE 0x12
#define MII_VCT7_PAIR_3_DISTANCE 0x13
#define MII_VCT7_RESULTS 0x14
#define MII_VCT7_RESULTS_PAIR3_MASK 0xf000
#define MII_VCT7_RESULTS_PAIR2_MASK 0x0f00
#define MII_VCT7_RESULTS_PAIR1_MASK 0x00f0
#define MII_VCT7_RESULTS_PAIR0_MASK 0x000f
#define MII_VCT7_RESULTS_PAIR3_SHIFT 12
#define MII_VCT7_RESULTS_PAIR2_SHIFT 8
#define MII_VCT7_RESULTS_PAIR1_SHIFT 4
#define MII_VCT7_RESULTS_PAIR0_SHIFT 0
#define MII_VCT7_RESULTS_INVALID 0
#define MII_VCT7_RESULTS_OK 1
#define MII_VCT7_RESULTS_OPEN 2
#define MII_VCT7_RESULTS_SAME_SHORT 3
#define MII_VCT7_RESULTS_CROSS_SHORT 4
#define MII_VCT7_RESULTS_BUSY 9
#define MII_VCT7_CTRL 0x15
#define MII_VCT7_CTRL_RUN_NOW BIT(15)
#define MII_VCT7_CTRL_RUN_ANEG BIT(14)
#define MII_VCT7_CTRL_DISABLE_CROSS BIT(13)
#define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK BIT(12)
#define MII_VCT7_CTRL_IN_PROGRESS BIT(11)
#define MII_VCT7_CTRL_METERS BIT(10)
#define MII_VCT7_CTRL_CENTIMETERS 0
#define LPA_PAUSE_FIBER 0x180
#define LPA_PAUSE_ASYM_FIBER 0x100
#define NB_FIBER_STATS 1
MODULE_DESCRIPTION("Marvell PHY driver");
MODULE_AUTHOR("Andy Fleming");
MODULE_LICENSE("GPL");
struct marvell_hw_stat {
const char *string;
u8 page;
u8 reg;
u8 bits;
};
static struct marvell_hw_stat marvell_hw_stats[] = {
{ "phy_receive_errors_copper", 0, 21, 16},
{ "phy_idle_errors", 0, 10, 8 },
{ "phy_receive_errors_fiber", 1, 21, 16},
};
struct marvell_priv {
u64 stats[ARRAY_SIZE(marvell_hw_stats)];
char *hwmon_name;
struct device *hwmon_dev;
bool cable_test_tdr;
u32 first;
u32 last;
u32 step;
s8 pair;
};
static int marvell_read_page(struct phy_device *phydev)
{
return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
}
static int marvell_write_page(struct phy_device *phydev, int page)
{
return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
}
static int marvell_set_page(struct phy_device *phydev, int page)
{
return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
}
static int marvell_ack_interrupt(struct phy_device *phydev)
{
int err;
/* Clear the interrupts by reading the reg */
err = phy_read(phydev, MII_M1011_IEVENT);
if (err < 0)
return err;
return 0;
}
static int marvell_config_intr(struct phy_device *phydev)
{
int err;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
err = marvell_ack_interrupt(phydev);
if (err)
return err;
err = phy_write(phydev, MII_M1011_IMASK,
MII_M1011_IMASK_INIT);
} else {
err = phy_write(phydev, MII_M1011_IMASK,
MII_M1011_IMASK_CLEAR);
if (err)
return err;
err = marvell_ack_interrupt(phydev);
}
return err;
}
static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev)
{
int irq_status;
irq_status = phy_read(phydev, MII_M1011_IEVENT);
if (irq_status < 0) {
phy_error(phydev);
return IRQ_NONE;
}
if (!(irq_status & MII_M1011_IMASK_INIT))
return IRQ_NONE;
phy_trigger_machine(phydev);
return IRQ_HANDLED;
}
static int marvell_set_polarity(struct phy_device *phydev, int polarity)
{
u16 val;
switch (polarity) {
case ETH_TP_MDI:
val = MII_M1011_PHY_SCR_MDI;
break;
case ETH_TP_MDI_X:
val = MII_M1011_PHY_SCR_MDI_X;
break;
case ETH_TP_MDI_AUTO:
case ETH_TP_MDI_INVALID:
default:
val = MII_M1011_PHY_SCR_AUTO_CROSS;
break;
}
return phy_modify_changed(phydev, MII_M1011_PHY_SCR,
MII_M1011_PHY_SCR_AUTO_CROSS, val);
}
static int marvell_config_aneg(struct phy_device *phydev)
{
int changed = 0;
int err;
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
if (err < 0)
return err;
changed = err;
err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
MII_M1111_PHY_LED_DIRECT);
if (err < 0)
return err;
err = genphy_config_aneg(phydev);
if (err < 0)
return err;
if (phydev->autoneg != AUTONEG_ENABLE || changed) {
/* A write to speed/duplex bits (that is performed by
* genphy_config_aneg() call above) must be followed by
* a software reset. Otherwise, the write has no effect.
*/
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
}
return 0;
}
static int m88e1101_config_aneg(struct phy_device *phydev)
{
int err;
/* This Marvell PHY has an errata which requires
* that certain registers get written in order
* to restart autonegotiation
*/
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
err = phy_write(phydev, 0x1d, 0x1f);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0x200c);
if (err < 0)
return err;
err = phy_write(phydev, 0x1d, 0x5);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0x100);
if (err < 0)
return err;
return marvell_config_aneg(phydev);
}
#if IS_ENABLED(CONFIG_OF_MDIO)
/* Set and/or override some configuration registers based on the
* marvell,reg-init property stored in the of_node for the phydev.
*
* marvell,reg-init = <reg-page reg mask value>,...;
*
* There may be one or more sets of <reg-page reg mask value>:
*
* reg-page: which register bank to use.
* reg: the register.
* mask: if non-zero, ANDed with existing register value.
* value: ORed with the masked value and written to the regiser.
*
*/
static int marvell_of_reg_init(struct phy_device *phydev)
{
const __be32 *paddr;
int len, i, saved_page, current_page, ret = 0;
if (!phydev->mdio.dev.of_node)
return 0;
paddr = of_get_property(phydev->mdio.dev.of_node,
"marvell,reg-init", &len);
if (!paddr || len < (4 * sizeof(*paddr)))
return 0;
saved_page = phy_save_page(phydev);
if (saved_page < 0)
goto err;
current_page = saved_page;
len /= sizeof(*paddr);
for (i = 0; i < len - 3; i += 4) {
u16 page = be32_to_cpup(paddr + i);
u16 reg = be32_to_cpup(paddr + i + 1);
u16 mask = be32_to_cpup(paddr + i + 2);
u16 val_bits = be32_to_cpup(paddr + i + 3);
int val;
if (page != current_page) {
current_page = page;
ret = marvell_write_page(phydev, page);
if (ret < 0)
goto err;
}
val = 0;
if (mask) {
val = __phy_read(phydev, reg);
if (val < 0) {
ret = val;
goto err;
}
val &= mask;
}
val |= val_bits;
ret = __phy_write(phydev, reg, val);
if (ret < 0)
goto err;
}
err:
return phy_restore_page(phydev, saved_page, ret);
}
#else
static int marvell_of_reg_init(struct phy_device *phydev)
{
return 0;
}
#endif /* CONFIG_OF_MDIO */
static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
{
int mscr;
if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
MII_88E1121_PHY_MSCR_TX_DELAY;
else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
else
mscr = 0;
return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE,
MII_88E1121_PHY_MSCR_REG,
MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
}
static int m88e1121_config_aneg(struct phy_device *phydev)
{
int changed = 0;
int err = 0;
if (phy_interface_is_rgmii(phydev)) {
err = m88e1121_config_aneg_rgmii_delays(phydev);
if (err < 0)
return err;
}
changed = err;
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
if (err < 0)
return err;
changed |= err;
err = genphy_config_aneg(phydev);
if (err < 0)
return err;
if (phydev->autoneg != AUTONEG_ENABLE || changed) {
/* A software reset is used to ensure a "commit" of the
* changes is done.
*/
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
}
return 0;
}
static int m88e1318_config_aneg(struct phy_device *phydev)
{
int err;
err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
MII_88E1318S_PHY_MSCR1_REG,
0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
if (err < 0)
return err;
return m88e1121_config_aneg(phydev);
}
/**
* linkmode_adv_to_fiber_adv_t
* @advertise: the linkmode advertisement settings
*
* A small helper function that translates linkmode advertisement
* settings to phy autonegotiation advertisements for the MII_ADV
* register for fiber link.
*/
static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
{
u32 result = 0;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
result |= ADVERTISE_1000XHALF;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
result |= ADVERTISE_1000XFULL;
if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
result |= ADVERTISE_1000XPSE_ASYM;
else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
result |= ADVERTISE_1000XPAUSE;
return result;
}
/**
* marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
* @phydev: target phy_device struct
*
* Description: If auto-negotiation is enabled, we configure the
* advertising, and then restart auto-negotiation. If it is not
* enabled, then we write the BMCR. Adapted for fiber link in
* some Marvell's devices.
*/
static int marvell_config_aneg_fiber(struct phy_device *phydev)
{
int changed = 0;
int err;
u16 adv;
if (phydev->autoneg != AUTONEG_ENABLE)
return genphy_setup_forced(phydev);
/* Only allow advertising what this PHY supports */
linkmode_and(phydev->advertising, phydev->advertising,
phydev->supported);
adv = linkmode_adv_to_fiber_adv_t(phydev->advertising);
/* Setup fiber advertisement */
err = phy_modify_changed(phydev, MII_ADVERTISE,
ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
adv);
if (err < 0)
return err;
if (err > 0)
changed = 1;
return genphy_check_and_restart_aneg(phydev, changed);
}
static int m88e1111_config_aneg(struct phy_device *phydev)
{
int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
int err;
if (extsr < 0)
return extsr;
/* If not using SGMII or copper 1000BaseX modes, use normal process.
* Steps below are only required for these modes.
*/
if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
(extsr & MII_M1111_HWCFG_MODE_MASK) !=
MII_M1111_HWCFG_MODE_COPPER_1000X_AN)
return marvell_config_aneg(phydev);
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
/* Configure the copper link first */
err = marvell_config_aneg(phydev);
if (err < 0)
goto error;
/* Then the fiber link */
err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
/* Do not touch the fiber advertisement if we're in copper->sgmii mode.
* Just ensure that SGMII-side autonegotiation is enabled.
* If we switched from some other mode to SGMII it may not be.
*/
err = genphy_check_and_restart_aneg(phydev, false);
else
err = marvell_config_aneg_fiber(phydev);
if (err < 0)
goto error;
return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
error:
marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
return err;
}
static int m88e1510_config_aneg(struct phy_device *phydev)
{
int err;
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
/* Configure the copper link first */
err = m88e1318_config_aneg(phydev);
if (err < 0)
goto error;
/* Do not touch the fiber page if we're in copper->sgmii mode */
if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
return 0;
/* Then the fiber link */
err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
err = marvell_config_aneg_fiber(phydev);
if (err < 0)
goto error;
return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
error:
marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
return err;
}
static void marvell_config_led(struct phy_device *phydev)
{
u16 def_config;
int err;
switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
def_config = MII_88E1121_PHY_LED_DEF;
break;
/* Default PHY LED config:
* LED[0] .. 1000Mbps Link
* LED[1] .. 100Mbps Link
* LED[2] .. Blink, Activity
*/
case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE)
def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE;
else
def_config = MII_88E1510_PHY_LED_DEF;
break;
default:
return;
}
err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
def_config);
if (err < 0)
phydev_warn(phydev, "Fail to config marvell phy LED.\n");
}
static int marvell_config_init(struct phy_device *phydev)
{
/* Set default LED */
marvell_config_led(phydev);
/* Set registers from marvell,reg-init DT property */
return marvell_of_reg_init(phydev);
}
static int m88e3016_config_init(struct phy_device *phydev)
{
int ret;
/* Enable Scrambler and Auto-Crossover */
ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
MII_88E3016_DISABLE_SCRAMBLER,
MII_88E3016_AUTO_MDIX_CROSSOVER);
if (ret < 0)
return ret;
return marvell_config_init(phydev);
}
static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
u16 mode,
int fibre_copper_auto)
{
if (fibre_copper_auto)
mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
MII_M1111_HWCFG_MODE_MASK |
MII_M1111_HWCFG_FIBER_COPPER_AUTO |
MII_M1111_HWCFG_FIBER_COPPER_RES,
mode);
}
static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
{
int delay;
switch (phydev->interface) {
case PHY_INTERFACE_MODE_RGMII_ID:
delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
break;
case PHY_INTERFACE_MODE_RGMII_RXID:
delay = MII_M1111_RGMII_RX_DELAY;
break;
case PHY_INTERFACE_MODE_RGMII_TXID:
delay = MII_M1111_RGMII_TX_DELAY;
break;
default:
delay = 0;
break;
}
return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
delay);
}
static int m88e1111_config_init_rgmii(struct phy_device *phydev)
{
int temp;
int err;
err = m88e1111_config_init_rgmii_delays(phydev);
if (err < 0)
return err;
temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
if (temp < 0)
return temp;
temp &= ~(MII_M1111_HWCFG_MODE_MASK);
if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
else
temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
}
static int m88e1111_config_init_sgmii(struct phy_device *phydev)
{
int err;
err = m88e1111_config_init_hwcfg_mode(
phydev,
MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
MII_M1111_HWCFG_FIBER_COPPER_AUTO);
if (err < 0)
return err;
/* make sure copper is selected */
return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
}
static int m88e1111_config_init_rtbi(struct phy_device *phydev)
{
int err;
err = m88e1111_config_init_rgmii_delays(phydev);
if (err < 0)
return err;
err = m88e1111_config_init_hwcfg_mode(
phydev,
MII_M1111_HWCFG_MODE_RTBI,
MII_M1111_HWCFG_FIBER_COPPER_AUTO);
if (err < 0)
return err;
/* soft reset */
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
return m88e1111_config_init_hwcfg_mode(
phydev,
MII_M1111_HWCFG_MODE_RTBI,
MII_M1111_HWCFG_FIBER_COPPER_AUTO);
}
static int m88e1111_config_init_1000basex(struct phy_device *phydev)
{
int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
int err, mode;
if (extsr < 0)
return extsr;
/* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */
mode = extsr & MII_M1111_HWCFG_MODE_MASK;
if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) {
err = phy_modify(phydev, MII_M1111_PHY_EXT_SR,
MII_M1111_HWCFG_MODE_MASK |
MII_M1111_HWCFG_SERIAL_AN_BYPASS,
MII_M1111_HWCFG_MODE_COPPER_1000X_AN |
MII_M1111_HWCFG_SERIAL_AN_BYPASS);
if (err < 0)
return err;
}
return 0;
}
static int m88e1111_config_init(struct phy_device *phydev)
{
int err;
if (phy_interface_is_rgmii(phydev)) {
err = m88e1111_config_init_rgmii(phydev);
if (err < 0)
return err;
}
if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
err = m88e1111_config_init_sgmii(phydev);
if (err < 0)
return err;
}
if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
err = m88e1111_config_init_rtbi(phydev);
if (err < 0)
return err;
}
if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) {
err = m88e1111_config_init_1000basex(phydev);
if (err < 0)
return err;
}
err = marvell_of_reg_init(phydev);
if (err < 0)
return err;
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
/* If the HWCFG_MODE was changed from another mode (such as
* 1000BaseX) to SGMII, the state of the support bits may have
* also changed now that the PHY has been reset.
* Update the PHY abilities accordingly.
*/
err = genphy_read_abilities(phydev);
linkmode_or(phydev->advertising, phydev->advertising,
phydev->supported);
}
return err;
}
static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data)
{
int val, cnt, enable;
val = phy_read(phydev, MII_M1111_PHY_EXT_CR);
if (val < 0)
return val;
enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val);
cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1;
*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
return 0;
}
static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt)
{
int val, err;
if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX)
return -E2BIG;
if (!cnt) {
err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR,
MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN);
} else {
val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN;
val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1);
err = phy_modify(phydev, MII_M1111_PHY_EXT_CR,
MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN |
MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK,
val);
}
if (err < 0)
return err;
return genphy_soft_reset(phydev);
}
static int m88e1111_get_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1111_get_downshift(phydev, data);
default:
return -EOPNOTSUPP;
}
}
static int m88e1111_set_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, const void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1111_set_downshift(phydev, *(const u8 *)data);
default:
return -EOPNOTSUPP;
}
}
static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data)
{
int val, cnt, enable;
val = phy_read(phydev, MII_M1011_PHY_SCR);
if (val < 0)
return val;
enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val);
cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1;
*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
return 0;
}
static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt)
{
int val, err;
if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX)
return -E2BIG;
if (!cnt) {
err = phy_clear_bits(phydev, MII_M1011_PHY_SCR,
MII_M1011_PHY_SCR_DOWNSHIFT_EN);
} else {
val = MII_M1011_PHY_SCR_DOWNSHIFT_EN;
val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1);
err = phy_modify(phydev, MII_M1011_PHY_SCR,
MII_M1011_PHY_SCR_DOWNSHIFT_EN |
MII_M1011_PHY_SCR_DOWNSHIFT_MASK,
val);
}
if (err < 0)
return err;
return genphy_soft_reset(phydev);
}
static int m88e1011_get_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1011_get_downshift(phydev, data);
default:
return -EOPNOTSUPP;
}
}
static int m88e1011_set_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, const void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1011_set_downshift(phydev, *(const u8 *)data);
default:
return -EOPNOTSUPP;
}
}
static int m88e1112_config_init(struct phy_device *phydev)
{
int err;
err = m88e1011_set_downshift(phydev, 3);
if (err < 0)
return err;
return m88e1111_config_init(phydev);
}
static int m88e1111gbe_config_init(struct phy_device *phydev)
{
int err;
err = m88e1111_set_downshift(phydev, 3);
if (err < 0)
return err;
return m88e1111_config_init(phydev);
}
static int marvell_1011gbe_config_init(struct phy_device *phydev)
{
int err;
err = m88e1011_set_downshift(phydev, 3);
if (err < 0)
return err;
return marvell_config_init(phydev);
}
static int m88e1116r_config_init(struct phy_device *phydev)
{
int err;
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
msleep(500);
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
return err;
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
if (err < 0)
return err;
err = m88e1011_set_downshift(phydev, 8);
if (err < 0)
return err;
if (phy_interface_is_rgmii(phydev)) {
err = m88e1121_config_aneg_rgmii_delays(phydev);
if (err < 0)
return err;
}
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
return marvell_config_init(phydev);
}
static int m88e1318_config_init(struct phy_device *phydev)
{
if (phy_interrupt_is_valid(phydev)) {
int err = phy_modify_paged(
phydev, MII_MARVELL_LED_PAGE,
MII_88E1318S_PHY_LED_TCR,
MII_88E1318S_PHY_LED_TCR_FORCE_INT,
MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
if (err < 0)
return err;
}
return marvell_config_init(phydev);
}
static int m88e1510_config_init(struct phy_device *phydev)
{
static const struct {
u16 reg17, reg16;
} errata_vals[] = {
{ 0x214b, 0x2144 },
{ 0x0c28, 0x2146 },
{ 0xb233, 0x214d },
{ 0xcc0c, 0x2159 },
};
int err;
int i;
/* As per Marvell Release Notes - Alaska 88E1510/88E1518/88E1512/
* 88E1514 Rev A0, Errata Section 5.1:
* If EEE is intended to be used, the following register writes
* must be done once after every hardware reset.
*/
err = marvell_set_page(phydev, 0x00FF);
if (err < 0)
return err;
for (i = 0; i < ARRAY_SIZE(errata_vals); ++i) {
err = phy_write(phydev, 17, errata_vals[i].reg17);
if (err)
return err;
err = phy_write(phydev, 16, errata_vals[i].reg16);
if (err)
return err;
}
err = marvell_set_page(phydev, 0x00FB);
if (err < 0)
return err;
err = phy_write(phydev, 07, 0xC00D);
if (err < 0)
return err;
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
return err;
/* SGMII-to-Copper mode initialization */
if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
/* Select page 18 */
err = marvell_set_page(phydev, 18);
if (err < 0)
return err;
/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
if (err < 0)
return err;
/* PHY reset is necessary after changing MODE[2:0] */
err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_RESET);
if (err < 0)
return err;
/* Reset page selection */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
return err;
}
err = m88e1011_set_downshift(phydev, 3);
if (err < 0)
return err;
return m88e1318_config_init(phydev);
}
static int m88e1118_config_aneg(struct phy_device *phydev)
{
int err;
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
if (err < 0)
return err;
err = genphy_config_aneg(phydev);
if (err < 0)
return err;
return genphy_soft_reset(phydev);
}
static int m88e1118_config_init(struct phy_device *phydev)
{
u16 leds;
int err;
/* Enable 1000 Mbit */
err = phy_write_paged(phydev, MII_MARVELL_MSCR_PAGE,
MII_88E1121_PHY_MSCR_REG, 0x1070);
if (err < 0)
return err;
if (phy_interface_is_rgmii(phydev)) {
err = m88e1121_config_aneg_rgmii_delays(phydev);
if (err < 0)
return err;
}
/* Adjust LED Control */
if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
leds = 0x1100;
else
leds = 0x021e;
err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 0x10, leds);
if (err < 0)
return err;
err = marvell_of_reg_init(phydev);
if (err < 0)
return err;
/* Reset page register */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
return err;
return genphy_soft_reset(phydev);
}
static int m88e1149_config_init(struct phy_device *phydev)
{
int err;
/* Change address */
err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
if (err < 0)
return err;
/* Enable 1000 Mbit */
err = phy_write(phydev, 0x15, 0x1048);
if (err < 0)
return err;
err = marvell_of_reg_init(phydev);
if (err < 0)
return err;
/* Reset address */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
return err;
return genphy_soft_reset(phydev);
}
static int m88e1145_config_init_rgmii(struct phy_device *phydev)
{
int err;
err = m88e1111_config_init_rgmii_delays(phydev);
if (err < 0)
return err;
if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
err = phy_write(phydev, 0x1d, 0x0012);
if (err < 0)
return err;
err = phy_modify(phydev, 0x1e, 0x0fc0,
2 << 9 | /* 36 ohm */
2 << 6); /* 39 ohm */
if (err < 0)
return err;
err = phy_write(phydev, 0x1d, 0x3);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0x8000);
}
return err;
}
static int m88e1145_config_init_sgmii(struct phy_device *phydev)
{
return m88e1111_config_init_hwcfg_mode(
phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
MII_M1111_HWCFG_FIBER_COPPER_AUTO);
}
static int m88e1145_config_init(struct phy_device *phydev)
{
int err;
/* Take care of errata E0 & E1 */
err = phy_write(phydev, 0x1d, 0x001b);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0x418f);
if (err < 0)
return err;
err = phy_write(phydev, 0x1d, 0x0016);
if (err < 0)
return err;
err = phy_write(phydev, 0x1e, 0xa2da);
if (err < 0)
return err;
if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
err = m88e1145_config_init_rgmii(phydev);
if (err < 0)
return err;
}
if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
err = m88e1145_config_init_sgmii(phydev);
if (err < 0)
return err;
}
err = m88e1111_set_downshift(phydev, 3);
if (err < 0)
return err;
err = marvell_of_reg_init(phydev);
if (err < 0)
return err;
return 0;
}
static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs)
{
int val;
val = phy_read(phydev, MII_88E1540_COPPER_CTRL3);
if (val < 0)
return val;
if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) {
*msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF;
return 0;
}
val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
switch (val) {
case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS:
*msecs = 0;
break;
case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS:
*msecs = 10;
break;
case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS:
*msecs = 20;
break;
case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS:
*msecs = 40;
break;
default:
return -EINVAL;
}
return 0;
}
static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs)
{
struct ethtool_eee eee;
int val, ret;
if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF)
return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3,
MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
/* According to the Marvell data sheet EEE must be disabled for
* Fast Link Down detection to work properly
*/
ret = genphy_c45_ethtool_get_eee(phydev, &eee);
if (!ret && eee.eee_enabled) {
phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n");
return -EBUSY;
}
if (*msecs <= 5)
val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS;
else if (*msecs <= 15)
val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS;
else if (*msecs <= 30)
val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS;
else
val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS;
val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3,
MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
if (ret)
return ret;
return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3,
MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
}
static int m88e1540_get_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_FAST_LINK_DOWN:
return m88e1540_get_fld(phydev, data);
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1011_get_downshift(phydev, data);
default:
return -EOPNOTSUPP;
}
}
static int m88e1540_set_tunable(struct phy_device *phydev,
struct ethtool_tunable *tuna, const void *data)
{
switch (tuna->id) {
case ETHTOOL_PHY_FAST_LINK_DOWN:
return m88e1540_set_fld(phydev, data);
case ETHTOOL_PHY_DOWNSHIFT:
return m88e1011_set_downshift(phydev, *(const u8 *)data);
default:
return -EOPNOTSUPP;
}
}
/* The VOD can be out of specification on link up. Poke an
* undocumented register, in an undocumented page, with a magic value
* to fix this.
*/
static int m88e6390_errata(struct phy_device *phydev)
{
int err;
err = phy_write(phydev, MII_BMCR,
BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
if (err)
return err;
usleep_range(300, 400);
err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
if (err)
return err;
return genphy_soft_reset(phydev);
}
static int m88e6390_config_aneg(struct phy_device *phydev)
{
int err;
err = m88e6390_errata(phydev);
if (err)
return err;
return m88e1510_config_aneg(phydev);
}
/**
* fiber_lpa_mod_linkmode_lpa_t
* @advertising: the linkmode advertisement settings
* @lpa: value of the MII_LPA register for fiber link
*
* A small helper function that translates MII_LPA bits to linkmode LP
* advertisement settings. Other bits in advertising are left
* unchanged.
*/
static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
{
linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
advertising, lpa & LPA_1000XHALF);
linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
advertising, lpa & LPA_1000XFULL);
}
static int marvell_read_status_page_an(struct phy_device *phydev,
int fiber, int status)
{
int lpa;
int err;
if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) {
phydev->link = 0;
return 0;
}
if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
phydev->duplex = DUPLEX_FULL;
else
phydev->duplex = DUPLEX_HALF;
switch (status & MII_M1011_PHY_STATUS_SPD_MASK) {
case MII_M1011_PHY_STATUS_1000:
phydev->speed = SPEED_1000;
break;
case MII_M1011_PHY_STATUS_100:
phydev->speed = SPEED_100;
break;
default:
phydev->speed = SPEED_10;
break;
}
if (!fiber) {
err = genphy_read_lpa(phydev);
if (err < 0)
return err;
phy_resolve_aneg_pause(phydev);
} else {
lpa = phy_read(phydev, MII_LPA);
if (lpa < 0)
return lpa;
/* The fiber link is only 1000M capable */
fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
if (phydev->duplex == DUPLEX_FULL) {
if (!(lpa & LPA_PAUSE_FIBER)) {
phydev->pause = 0;
phydev->asym_pause = 0;
} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
phydev->pause = 1;
phydev->asym_pause = 1;
} else {
phydev->pause = 1;
phydev->asym_pause = 0;
}
}
}
return 0;
}
/* marvell_read_status_page
*
* Description:
* Check the link, then figure out the current state
* by comparing what we advertise with what the link partner
* advertises. Start by checking the gigabit possibilities,
* then move on to 10/100.
*/
static int marvell_read_status_page(struct phy_device *phydev, int page)
{
int status;
int fiber;
int err;
status = phy_read(phydev, MII_M1011_PHY_STATUS);
if (status < 0)
return status;
/* Use the generic register for copper link status,
* and the PHY status register for fiber link status.
*/
if (page == MII_MARVELL_FIBER_PAGE) {
phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK);
} else {
err = genphy_update_link(phydev);
if (err)
return err;
}
if (page == MII_MARVELL_FIBER_PAGE)
fiber = 1;
else
fiber = 0;
linkmode_zero(phydev->lp_advertising);
phydev->pause = 0;
phydev->asym_pause = 0;
phydev->speed = SPEED_UNKNOWN;
phydev->duplex = DUPLEX_UNKNOWN;
phydev->port = fiber ? PORT_FIBRE : PORT_TP;
if (phydev->autoneg == AUTONEG_ENABLE)
err = marvell_read_status_page_an(phydev, fiber, status);
else
err = genphy_read_status_fixed(phydev);
return err;
}
/* marvell_read_status
*
* Some Marvell's phys have two modes: fiber and copper.
* Both need status checked.
* Description:
* First, check the fiber link and status.
* If the fiber link is down, check the copper link and status which
* will be the default value if both link are down.
*/
static int marvell_read_status(struct phy_device *phydev)
{
int err;
/* Check the fiber mode first */
if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
phydev->supported) &&
phydev->interface != PHY_INTERFACE_MODE_SGMII) {
err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
/* If the fiber link is up, it is the selected and
* used link. In this case, we need to stay in the
* fiber page. Please to be careful about that, avoid
* to restore Copper page in other functions which
* could break the behaviour for some fiber phy like
* 88E1512.
*/
if (phydev->link)
return 0;
/* If fiber link is down, check and save copper mode state */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
}
return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
error:
marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
return err;
}
/* marvell_suspend
*
* Some Marvell's phys have two modes: fiber and copper.
* Both need to be suspended
*/
static int marvell_suspend(struct phy_device *phydev)
{
int err;
/* Suspend the fiber mode first */
if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
phydev->supported)) {
err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
/* With the page set, use the generic suspend */
err = genphy_suspend(phydev);
if (err < 0)
goto error;
/* Then, the copper link */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
}
/* With the page set, use the generic suspend */
return genphy_suspend(phydev);
error:
marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
return err;
}
/* marvell_resume
*
* Some Marvell's phys have two modes: fiber and copper.
* Both need to be resumed
*/
static int marvell_resume(struct phy_device *phydev)
{
int err;
/* Resume the fiber mode first */
if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
phydev->supported)) {
err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
if (err < 0)
goto error;
/* With the page set, use the generic resume */
err = genphy_resume(phydev);
if (err < 0)
goto error;
/* Then, the copper link */
err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
}
/* With the page set, use the generic resume */
return genphy_resume(phydev);
error:
marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
return err;
}
static int marvell_aneg_done(struct phy_device *phydev)
{
int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
}
static void m88e1318_get_wol(struct phy_device *phydev,
struct ethtool_wolinfo *wol)
{
int ret;
wol->supported = WAKE_MAGIC | WAKE_PHY;
wol->wolopts = 0;
ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE,
MII_88E1318S_PHY_WOL_CTRL);
if (ret < 0)
return;
if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
wol->wolopts |= WAKE_MAGIC;
if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE)
wol->wolopts |= WAKE_PHY;
}
static int m88e1318_set_wol(struct phy_device *phydev,
struct ethtool_wolinfo *wol)
{
int err = 0, oldpage;
oldpage = phy_save_page(phydev);
if (oldpage < 0)
goto error;
if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) {
/* Explicitly switch to page 0x00, just to be sure */
err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
if (err < 0)
goto error;
/* If WOL event happened once, the LED[2] interrupt pin
* will not be cleared unless we reading the interrupt status
* register. If interrupts are in use, the normal interrupt
* handling will clear the WOL event. Clear the WOL event
* before enabling it if !phy_interrupt_is_valid()
*/
if (!phy_interrupt_is_valid(phydev))
__phy_read(phydev, MII_M1011_IEVENT);
/* Enable the WOL interrupt */
err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER,
MII_88E1318S_PHY_CSIER_WOL_EIE);
if (err < 0)
goto error;
err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
if (err < 0)
goto error;
/* Setup LED[2] as interrupt pin (active low) */
err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
MII_88E1318S_PHY_LED_TCR_FORCE_INT,
MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
if (err < 0)
goto error;
}
if (wol->wolopts & WAKE_MAGIC) {
err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
if (err < 0)
goto error;
/* Store the device address for the magic packet */
err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
((phydev->attached_dev->dev_addr[5] << 8) |
phydev->attached_dev->dev_addr[4]));
if (err < 0)
goto error;
err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
((phydev->attached_dev->dev_addr[3] << 8) |
phydev->attached_dev->dev_addr[2]));
if (err < 0)
goto error;
err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
((phydev->attached_dev->dev_addr[1] << 8) |
phydev->attached_dev->dev_addr[0]));
if (err < 0)
goto error;
/* Clear WOL status and enable magic packet matching */
err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL,
MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
if (err < 0)
goto error;
} else {
err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
if (err < 0)
goto error;
/* Clear WOL status and disable magic packet matching */
err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
if (err < 0)
goto error;
}
if (wol->wolopts & WAKE_PHY) {
err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
if (err < 0)
goto error;
/* Clear WOL status and enable link up event */
err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE);
if (err < 0)
goto error;
} else {
err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
if (err < 0)
goto error;
/* Clear WOL status and disable link up event */
err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE,
MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
if (err < 0)
goto error;
}
error:
return phy_restore_page(phydev, oldpage, err);
}
static int marvell_get_sset_count(struct phy_device *phydev)
{
if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
phydev->supported))
return ARRAY_SIZE(marvell_hw_stats);
else
return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
}
static void marvell_get_strings(struct phy_device *phydev, u8 *data)
{
int count = marvell_get_sset_count(phydev);
int i;
for (i = 0; i < count; i++) {
strscpy(data + i * ETH_GSTRING_LEN,
marvell_hw_stats[i].string, ETH_GSTRING_LEN);
}
}
static u64 marvell_get_stat(struct phy_device *phydev, int i)
{
struct marvell_hw_stat stat = marvell_hw_stats[i];
struct marvell_priv *priv = phydev->priv;
int val;
u64 ret;
val = phy_read_paged(phydev, stat.page, stat.reg);
if (val < 0) {
ret = U64_MAX;
} else {
val = val & ((1 << stat.bits) - 1);
priv->stats[i] += val;
ret = priv->stats[i];
}
return ret;
}
static void marvell_get_stats(struct phy_device *phydev,
struct ethtool_stats *stats, u64 *data)
{
int count = marvell_get_sset_count(phydev);
int i;
for (i = 0; i < count; i++)
data[i] = marvell_get_stat(phydev, i);
}
static int m88e1510_loopback(struct phy_device *phydev, bool enable)
{
int err;
if (enable) {
u16 bmcr_ctl, mscr2_ctl = 0;
bmcr_ctl = mii_bmcr_encode_fixed(phydev->speed, phydev->duplex);
err = phy_write(phydev, MII_BMCR, bmcr_ctl);
if (err < 0)
return err;
if (phydev->speed == SPEED_1000)
mscr2_ctl = BMCR_SPEED1000;
else if (phydev->speed == SPEED_100)
mscr2_ctl = BMCR_SPEED100;
err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
MII_88E1510_MSCR_2, BMCR_SPEED1000 |
BMCR_SPEED100, mscr2_ctl);
if (err < 0)
return err;
/* Need soft reset to have speed configuration takes effect */
err = genphy_soft_reset(phydev);
if (err < 0)
return err;
err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK,
BMCR_LOOPBACK);
if (!err) {
/* It takes some time for PHY device to switch
* into/out-of loopback mode.
*/
msleep(1000);
}
return err;
} else {
err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0);
if (err < 0)
return err;
return phy_config_aneg(phydev);
}
}
static int marvell_vct5_wait_complete(struct phy_device *phydev)
{
int i;
int val;
for (i = 0; i < 32; i++) {
val = __phy_read(phydev, MII_VCT5_CTRL);
if (val < 0)
return val;
if (val & MII_VCT5_CTRL_COMPLETE)
return 0;
}
phydev_err(phydev, "Timeout while waiting for cable test to finish\n");
return -ETIMEDOUT;
}
static int marvell_vct5_amplitude(struct phy_device *phydev, int pair)
{
int amplitude;
int val;
int reg;
reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair;
val = __phy_read(phydev, reg);
if (val < 0)
return 0;
amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >>
MII_VCT5_TX_RX_AMPLITUDE_SHIFT;
if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION))
amplitude = -amplitude;
return 1000 * amplitude / 128;
}
static u32 marvell_vct5_distance2cm(int distance)
{
return distance * 805 / 10;
}
static u32 marvell_vct5_cm2distance(int cm)
{
return cm * 10 / 805;
}
static int marvell_vct5_amplitude_distance(struct phy_device *phydev,
int distance, int pair)
{
u16 reg;
int err;
int mV;
int i;
err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE,
distance);
if (err)
return err;
reg = MII_VCT5_CTRL_ENABLE |
MII_VCT5_CTRL_TX_SAME_CHANNEL |
MII_VCT5_CTRL_SAMPLES_DEFAULT |
MII_VCT5_CTRL_SAMPLE_POINT |
MII_VCT5_CTRL_PEEK_HYST_DEFAULT;
err = __phy_write(phydev, MII_VCT5_CTRL, reg);
if (err)
return err;
err = marvell_vct5_wait_complete(phydev);
if (err)
return err;
for (i = 0; i < 4; i++) {
if (pair != PHY_PAIR_ALL && i != pair)
continue;
mV = marvell_vct5_amplitude(phydev, i);
ethnl_cable_test_amplitude(phydev, i, mV);
}
return 0;
}
static int marvell_vct5_amplitude_graph(struct phy_device *phydev)
{
struct marvell_priv *priv = phydev->priv;
int distance;
u16 width;
int page;
int err;
u16 reg;
if (priv->first <= TDR_SHORT_CABLE_LENGTH)
width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS;
else
width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
MII_VCT5_TX_PULSE_CTRL, reg);
if (err)
return err;
/* Reading the TDR data is very MDIO heavy. We need to optimize
* access to keep the time to a minimum. So lock the bus once,
* and don't release it until complete. We can then avoid having
* to change the page for every access, greatly speeding things
* up.
*/
page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE);
if (page < 0)
goto restore_page;
for (distance = priv->first;
distance <= priv->last;
distance += priv->step) {
err = marvell_vct5_amplitude_distance(phydev, distance,
priv->pair);
if (err)
goto restore_page;
if (distance > TDR_SHORT_CABLE_LENGTH &&
width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) {
width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg);
if (err)
goto restore_page;
}
}
restore_page:
return phy_restore_page(phydev, page, err);
}
static int marvell_cable_test_start_common(struct phy_device *phydev)
{
int bmcr, bmsr, ret;
/* If auto-negotiation is enabled, but not complete, the cable
* test never completes. So disable auto-neg.
*/
bmcr = phy_read(phydev, MII_BMCR);
if (bmcr < 0)
return bmcr;
bmsr = phy_read(phydev, MII_BMSR);
if (bmsr < 0)
return bmsr;
if (bmcr & BMCR_ANENABLE) {
ret = phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE);
if (ret < 0)
return ret;
ret = genphy_soft_reset(phydev);
if (ret < 0)
return ret;
}
/* If the link is up, allow it some time to go down */
if (bmsr & BMSR_LSTATUS)
msleep(1500);
return 0;
}
static int marvell_vct7_cable_test_start(struct phy_device *phydev)
{
struct marvell_priv *priv = phydev->priv;
int ret;
ret = marvell_cable_test_start_common(phydev);
if (ret)
return ret;
priv->cable_test_tdr = false;
/* Reset the VCT5 API control to defaults, otherwise
* VCT7 does not work correctly.
*/
ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
MII_VCT5_CTRL,
MII_VCT5_CTRL_TX_SAME_CHANNEL |
MII_VCT5_CTRL_SAMPLES_DEFAULT |
MII_VCT5_CTRL_MODE_MAXIMUM_PEEK |
MII_VCT5_CTRL_PEEK_HYST_DEFAULT);
if (ret)
return ret;
ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
MII_VCT5_SAMPLE_POINT_DISTANCE, 0);
if (ret)
return ret;
return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
MII_VCT7_CTRL,
MII_VCT7_CTRL_RUN_NOW |
MII_VCT7_CTRL_CENTIMETERS);
}
static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev,
const struct phy_tdr_config *cfg)
{
struct marvell_priv *priv = phydev->priv;
int ret;
priv->cable_test_tdr = true;
priv->first = marvell_vct5_cm2distance(cfg->first);
priv->last = marvell_vct5_cm2distance(cfg->last);
priv->step = marvell_vct5_cm2distance(cfg->step);
priv->pair = cfg->pair;
if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
return -EINVAL;
if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
return -EINVAL;
/* Disable VCT7 */
ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
MII_VCT7_CTRL, 0);
if (ret)
return ret;
ret = marvell_cable_test_start_common(phydev);
if (ret)
return ret;
ret = ethnl_cable_test_pulse(phydev, 1000);
if (ret)
return ret;
return ethnl_cable_test_step(phydev,
marvell_vct5_distance2cm(priv->first),
marvell_vct5_distance2cm(priv->last),
marvell_vct5_distance2cm(priv->step));
}
static int marvell_vct7_distance_to_length(int distance, bool meter)
{
if (meter)
distance *= 100;
return distance;
}
static bool marvell_vct7_distance_valid(int result)
{
switch (result) {
case MII_VCT7_RESULTS_OPEN:
case MII_VCT7_RESULTS_SAME_SHORT:
case MII_VCT7_RESULTS_CROSS_SHORT:
return true;
}
return false;
}
static int marvell_vct7_report_length(struct phy_device *phydev,
int pair, bool meter)
{
int length;
int ret;
ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
MII_VCT7_PAIR_0_DISTANCE + pair);
if (ret < 0)
return ret;
length = marvell_vct7_distance_to_length(ret, meter);
ethnl_cable_test_fault_length(phydev, pair, length);
return 0;
}
static int marvell_vct7_cable_test_report_trans(int result)
{
switch (result) {
case MII_VCT7_RESULTS_OK:
return ETHTOOL_A_CABLE_RESULT_CODE_OK;
case MII_VCT7_RESULTS_OPEN:
return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
case MII_VCT7_RESULTS_SAME_SHORT:
return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
case MII_VCT7_RESULTS_CROSS_SHORT:
return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
default:
return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
}
}
static int marvell_vct7_cable_test_report(struct phy_device *phydev)
{
int pair0, pair1, pair2, pair3;
bool meter;
int ret;
ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
MII_VCT7_RESULTS);
if (ret < 0)
return ret;
pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >>
MII_VCT7_RESULTS_PAIR3_SHIFT;
pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >>
MII_VCT7_RESULTS_PAIR2_SHIFT;
pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >>
MII_VCT7_RESULTS_PAIR1_SHIFT;
pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >>
MII_VCT7_RESULTS_PAIR0_SHIFT;
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
marvell_vct7_cable_test_report_trans(pair0));
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B,
marvell_vct7_cable_test_report_trans(pair1));
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C,
marvell_vct7_cable_test_report_trans(pair2));
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D,
marvell_vct7_cable_test_report_trans(pair3));
ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL);
if (ret < 0)
return ret;
meter = ret & MII_VCT7_CTRL_METERS;
if (marvell_vct7_distance_valid(pair0))
marvell_vct7_report_length(phydev, 0, meter);
if (marvell_vct7_distance_valid(pair1))
marvell_vct7_report_length(phydev, 1, meter);
if (marvell_vct7_distance_valid(pair2))
marvell_vct7_report_length(phydev, 2, meter);
if (marvell_vct7_distance_valid(pair3))
marvell_vct7_report_length(phydev, 3, meter);
return 0;
}
static int marvell_vct7_cable_test_get_status(struct phy_device *phydev,
bool *finished)
{
struct marvell_priv *priv = phydev->priv;
int ret;
if (priv->cable_test_tdr) {
ret = marvell_vct5_amplitude_graph(phydev);
*finished = true;
return ret;
}
*finished = false;
ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
MII_VCT7_CTRL);
if (ret < 0)
return ret;
if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) {
*finished = true;
return marvell_vct7_cable_test_report(phydev);
}
return 0;
}
#ifdef CONFIG_HWMON
struct marvell_hwmon_ops {
int (*config)(struct phy_device *phydev);
int (*get_temp)(struct phy_device *phydev, long *temp);
int (*get_temp_critical)(struct phy_device *phydev, long *temp);
int (*set_temp_critical)(struct phy_device *phydev, long temp);
int (*get_temp_alarm)(struct phy_device *phydev, long *alarm);
};
static const struct marvell_hwmon_ops *
to_marvell_hwmon_ops(const struct phy_device *phydev)
{
return phydev->drv->driver_data;
}
static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
{
int oldpage;
int ret = 0;
int val;
*temp = 0;
oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
if (oldpage < 0)
goto error;
/* Enable temperature sensor */
ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
if (ret < 0)
goto error;
ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
if (ret < 0)
goto error;
/* Wait for temperature to stabilize */
usleep_range(10000, 12000);
val = __phy_read(phydev, MII_88E1121_MISC_TEST);
if (val < 0) {
ret = val;
goto error;
}
/* Disable temperature sensor */
ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
if (ret < 0)
goto error;
*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
error:
return phy_restore_page(phydev, oldpage, ret);
}
static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
{
int ret;
*temp = 0;
ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E1510_TEMP_SENSOR);
if (ret < 0)
return ret;
*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
return 0;
}
static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
{
int ret;
*temp = 0;
ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E1121_MISC_TEST);
if (ret < 0)
return ret;
*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
/* convert to mC */
*temp *= 1000;
return 0;
}
static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
{
temp = temp / 1000;
temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E1121_MISC_TEST,
MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
}
static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
{
int ret;
*alarm = false;
ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E1121_MISC_TEST);
if (ret < 0)
return ret;
*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
return 0;
}
static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
{
int sum = 0;
int oldpage;
int ret = 0;
int i;
*temp = 0;
oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
if (oldpage < 0)
goto error;
/* Enable temperature sensor */
ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
if (ret < 0)
goto error;
ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S;
ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
if (ret < 0)
goto error;
/* Wait for temperature to stabilize */
usleep_range(10000, 12000);
/* Reading the temperature sense has an errata. You need to read
* a number of times and take an average.
*/
for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
if (ret < 0)
goto error;
sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
}
sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
*temp = (sum - 75) * 1000;
/* Disable temperature sensor */
ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
if (ret < 0)
goto error;
ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE;
ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
error:
phy_restore_page(phydev, oldpage, ret);
return ret;
}
static int m88e6393_get_temp(struct phy_device *phydev, long *temp)
{
int err;
err = m88e1510_get_temp(phydev, temp);
/* 88E1510 measures T + 25, while the PHY on 88E6393X switch
* T + 75, so we have to subtract another 50
*/
*temp -= 50000;
return err;
}
static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp)
{
int ret;
*temp = 0;
ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E6390_TEMP_SENSOR);
if (ret < 0)
return ret;
*temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >>
MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000;
return 0;
}
static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp)
{
temp = (temp / 1000) + 75;
return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E6390_TEMP_SENSOR,
MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK,
temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT);
}
static int m88e6393_hwmon_config(struct phy_device *phydev)
{
int err;
err = m88e6393_set_temp_critical(phydev, 100000);
if (err)
return err;
return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
MII_88E6390_MISC_TEST,
MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK |
MII_88E6393_MISC_TEST_SAMPLES_MASK |
MII_88E6393_MISC_TEST_RATE_MASK,
MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE |
MII_88E6393_MISC_TEST_SAMPLES_2048 |
MII_88E6393_MISC_TEST_RATE_2_3MS);
}
static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long *temp)
{
struct phy_device *phydev = dev_get_drvdata(dev);
const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
int err = -EOPNOTSUPP;
switch (attr) {
case hwmon_temp_input:
if (ops->get_temp)
err = ops->get_temp(phydev, temp);
break;
case hwmon_temp_crit:
if (ops->get_temp_critical)
err = ops->get_temp_critical(phydev, temp);
break;
case hwmon_temp_max_alarm:
if (ops->get_temp_alarm)
err = ops->get_temp_alarm(phydev, temp);
break;
}
return err;
}
static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long temp)
{
struct phy_device *phydev = dev_get_drvdata(dev);
const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
int err = -EOPNOTSUPP;
switch (attr) {
case hwmon_temp_crit:
if (ops->set_temp_critical)
err = ops->set_temp_critical(phydev, temp);
break;
}
return err;
}
static umode_t marvell_hwmon_is_visible(const void *data,
enum hwmon_sensor_types type,
u32 attr, int channel)
{
const struct phy_device *phydev = data;
const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
if (type != hwmon_temp)
return 0;
switch (attr) {
case hwmon_temp_input:
return ops->get_temp ? 0444 : 0;
case hwmon_temp_max_alarm:
return ops->get_temp_alarm ? 0444 : 0;
case hwmon_temp_crit:
return (ops->get_temp_critical ? 0444 : 0) |
(ops->set_temp_critical ? 0200 : 0);
default:
return 0;
}
}
static u32 marvell_hwmon_chip_config[] = {
HWMON_C_REGISTER_TZ,
0
};
static const struct hwmon_channel_info marvell_hwmon_chip = {
.type = hwmon_chip,
.config = marvell_hwmon_chip_config,
};
/* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not
* defined for all PHYs, because the hwmon code checks whether the attributes
* exists via the .is_visible method
*/
static u32 marvell_hwmon_temp_config[] = {
HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
0
};
static const struct hwmon_channel_info marvell_hwmon_temp = {
.type = hwmon_temp,
.config = marvell_hwmon_temp_config,
};
static const struct hwmon_channel_info * const marvell_hwmon_info[] = {
&marvell_hwmon_chip,
&marvell_hwmon_temp,
NULL
};
static const struct hwmon_ops marvell_hwmon_hwmon_ops = {
.is_visible = marvell_hwmon_is_visible,
.read = marvell_hwmon_read,
.write = marvell_hwmon_write,
};
static const struct hwmon_chip_info marvell_hwmon_chip_info = {
.ops = &marvell_hwmon_hwmon_ops,
.info = marvell_hwmon_info,
};
static int marvell_hwmon_name(struct phy_device *phydev)
{
struct marvell_priv *priv = phydev->priv;
struct device *dev = &phydev->mdio.dev;
const char *devname = dev_name(dev);
size_t len = strlen(devname);
int i, j;
priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
if (!priv->hwmon_name)
return -ENOMEM;
for (i = j = 0; i < len && devname[i]; i++) {
if (isalnum(devname[i]))
priv->hwmon_name[j++] = devname[i];
}
return 0;
}
static int marvell_hwmon_probe(struct phy_device *phydev)
{
const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
struct marvell_priv *priv = phydev->priv;
struct device *dev = &phydev->mdio.dev;
int err;
if (!ops)
return 0;
err = marvell_hwmon_name(phydev);
if (err)
return err;
priv->hwmon_dev = devm_hwmon_device_register_with_info(
dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL);
if (IS_ERR(priv->hwmon_dev))
return PTR_ERR(priv->hwmon_dev);
if (ops->config)
err = ops->config(phydev);
return err;
}
static const struct marvell_hwmon_ops m88e1121_hwmon_ops = {
.get_temp = m88e1121_get_temp,
};
static const struct marvell_hwmon_ops m88e1510_hwmon_ops = {
.get_temp = m88e1510_get_temp,
.get_temp_critical = m88e1510_get_temp_critical,
.set_temp_critical = m88e1510_set_temp_critical,
.get_temp_alarm = m88e1510_get_temp_alarm,
};
static const struct marvell_hwmon_ops m88e6390_hwmon_ops = {
.get_temp = m88e6390_get_temp,
};
static const struct marvell_hwmon_ops m88e6393_hwmon_ops = {
.config = m88e6393_hwmon_config,
.get_temp = m88e6393_get_temp,
.get_temp_critical = m88e6393_get_temp_critical,
.set_temp_critical = m88e6393_set_temp_critical,
.get_temp_alarm = m88e1510_get_temp_alarm,
};
#define DEF_MARVELL_HWMON_OPS(s) (&(s))
#else
#define DEF_MARVELL_HWMON_OPS(s) NULL
static int marvell_hwmon_probe(struct phy_device *phydev)
{
return 0;
}
#endif
static int m88e1318_led_brightness_set(struct phy_device *phydev,
u8 index, enum led_brightness value)
{
int reg;
reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
MII_88E1318S_PHY_LED_FUNC);
if (reg < 0)
return reg;
switch (index) {
case 0:
case 1:
case 2:
reg &= ~(0xf << (4 * index));
if (value == LED_OFF)
reg |= MII_88E1318S_PHY_LED_FUNC_OFF << (4 * index);
else
reg |= MII_88E1318S_PHY_LED_FUNC_ON << (4 * index);
break;
default:
return -EINVAL;
}
return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
MII_88E1318S_PHY_LED_FUNC, reg);
}
static int m88e1318_led_blink_set(struct phy_device *phydev, u8 index,
unsigned long *delay_on,
unsigned long *delay_off)
{
int reg;
reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
MII_88E1318S_PHY_LED_FUNC);
if (reg < 0)
return reg;
switch (index) {
case 0:
case 1:
case 2:
reg &= ~(0xf << (4 * index));
reg |= MII_88E1318S_PHY_LED_FUNC_BLINK << (4 * index);
/* Reset default is 84ms */
*delay_on = 84 / 2;
*delay_off = 84 / 2;
break;
default:
return -EINVAL;
}
return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
MII_88E1318S_PHY_LED_FUNC, reg);
}
static int marvell_probe(struct phy_device *phydev)
{
struct marvell_priv *priv;
priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
phydev->priv = priv;
return marvell_hwmon_probe(phydev);
}
static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id)
{
DECLARE_PHY_INTERFACE_MASK(interfaces);
struct phy_device *phydev = upstream;
phy_interface_t interface;
struct device *dev;
int oldpage;
int ret = 0;
u16 mode;
__ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, };
dev = &phydev->mdio.dev;
sfp_parse_support(phydev->sfp_bus, id, supported, interfaces);
interface = sfp_select_interface(phydev->sfp_bus, supported);
dev_info(dev, "%s SFP module inserted\n", phy_modes(interface));
switch (interface) {
case PHY_INTERFACE_MODE_1000BASEX:
mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X;
break;
case PHY_INTERFACE_MODE_100BASEX:
mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX;
break;
case PHY_INTERFACE_MODE_SGMII:
mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII;
break;
default:
dev_err(dev, "Incompatible SFP module inserted\n");
return -EINVAL;
}
oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
if (oldpage < 0)
goto error;
ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode);
if (ret < 0)
goto error;
ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_RESET);
error:
return phy_restore_page(phydev, oldpage, ret);
}
static void m88e1510_sfp_remove(void *upstream)
{
struct phy_device *phydev = upstream;
int oldpage;
int ret = 0;
oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
if (oldpage < 0)
goto error;
ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII);
if (ret < 0)
goto error;
ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
MII_88E1510_GEN_CTRL_REG_1_RESET);
error:
phy_restore_page(phydev, oldpage, ret);
}
static const struct sfp_upstream_ops m88e1510_sfp_ops = {
.module_insert = m88e1510_sfp_insert,
.module_remove = m88e1510_sfp_remove,
.attach = phy_sfp_attach,
.detach = phy_sfp_detach,
};
static int m88e1510_probe(struct phy_device *phydev)
{
int err;
err = marvell_probe(phydev);
if (err)
return err;
return phy_sfp_probe(phydev, &m88e1510_sfp_ops);
}
static struct phy_driver marvell_drivers[] = {
{
.phy_id = MARVELL_PHY_ID_88E1101,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1101",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = marvell_config_init,
.config_aneg = m88e1101_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
},
{
.phy_id = MARVELL_PHY_ID_88E1112,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1112",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1112_config_init,
.config_aneg = marvell_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1011_get_tunable,
.set_tunable = m88e1011_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1111,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1111",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1111gbe_config_init,
.config_aneg = m88e1111_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1111_get_tunable,
.set_tunable = m88e1111_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1111_FINISAR,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1111 (Finisar)",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1111gbe_config_init,
.config_aneg = m88e1111_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1111_get_tunable,
.set_tunable = m88e1111_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1118,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1118",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1118_config_init,
.config_aneg = m88e1118_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
},
{
.phy_id = MARVELL_PHY_ID_88E1121R,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1121R",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops),
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1121_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1011_get_tunable,
.set_tunable = m88e1011_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1318S,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1318S",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1318_config_init,
.config_aneg = m88e1318_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.get_wol = m88e1318_get_wol,
.set_wol = m88e1318_set_wol,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.led_brightness_set = m88e1318_led_brightness_set,
.led_blink_set = m88e1318_led_blink_set,
},
{
.phy_id = MARVELL_PHY_ID_88E1145,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1145",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1145_config_init,
.config_aneg = m88e1101_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1111_get_tunable,
.set_tunable = m88e1111_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1149R,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1149R",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1149_config_init,
.config_aneg = m88e1118_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
},
{
.phy_id = MARVELL_PHY_ID_88E1240,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1240",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1112_config_init,
.config_aneg = marvell_config_aneg,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1011_get_tunable,
.set_tunable = m88e1011_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1116R,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1116R",
/* PHY_GBIT_FEATURES */
.probe = marvell_probe,
.config_init = m88e1116r_config_init,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1011_get_tunable,
.set_tunable = m88e1011_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1510,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1510",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
.features = PHY_GBIT_FIBRE_FEATURES,
.flags = PHY_POLL_CABLE_TEST,
.probe = m88e1510_probe,
.config_init = m88e1510_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.get_wol = m88e1318_get_wol,
.set_wol = m88e1318_set_wol,
.resume = marvell_resume,
.suspend = marvell_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.set_loopback = m88e1510_loopback,
.get_tunable = m88e1011_get_tunable,
.set_tunable = m88e1011_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
.led_brightness_set = m88e1318_led_brightness_set,
.led_blink_set = m88e1318_led_blink_set,
},
{
.phy_id = MARVELL_PHY_ID_88E1540,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1540",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
/* PHY_GBIT_FEATURES */
.flags = PHY_POLL_CABLE_TEST,
.probe = marvell_probe,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
.led_brightness_set = m88e1318_led_brightness_set,
.led_blink_set = m88e1318_led_blink_set,
},
{
.phy_id = MARVELL_PHY_ID_88E1545,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1545",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
.probe = marvell_probe,
/* PHY_GBIT_FEATURES */
.flags = PHY_POLL_CABLE_TEST,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
.led_brightness_set = m88e1318_led_brightness_set,
.led_blink_set = m88e1318_led_blink_set,
},
{
.phy_id = MARVELL_PHY_ID_88E3016,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E3016",
/* PHY_BASIC_FEATURES */
.probe = marvell_probe,
.config_init = m88e3016_config_init,
.aneg_done = marvell_aneg_done,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
},
{
.phy_id = MARVELL_PHY_ID_88E6341_FAMILY,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E6341 Family",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
/* PHY_GBIT_FEATURES */
.flags = PHY_POLL_CABLE_TEST,
.probe = marvell_probe,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e6390_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
},
{
.phy_id = MARVELL_PHY_ID_88E6390_FAMILY,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E6390 Family",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops),
/* PHY_GBIT_FEATURES */
.flags = PHY_POLL_CABLE_TEST,
.probe = marvell_probe,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e6390_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
},
{
.phy_id = MARVELL_PHY_ID_88E6393_FAMILY,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E6393 Family",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops),
/* PHY_GBIT_FEATURES */
.flags = PHY_POLL_CABLE_TEST,
.probe = marvell_probe,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.cable_test_start = marvell_vct7_cable_test_start,
.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
.cable_test_get_status = marvell_vct7_cable_test_get_status,
},
{
.phy_id = MARVELL_PHY_ID_88E1340S,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1340S",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
.probe = marvell_probe,
/* PHY_GBIT_FEATURES */
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
},
{
.phy_id = MARVELL_PHY_ID_88E1548P,
.phy_id_mask = MARVELL_PHY_ID_MASK,
.name = "Marvell 88E1548P",
.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
.probe = marvell_probe,
.features = PHY_GBIT_FIBRE_FEATURES,
.config_init = marvell_1011gbe_config_init,
.config_aneg = m88e1510_config_aneg,
.read_status = marvell_read_status,
.config_intr = marvell_config_intr,
.handle_interrupt = marvell_handle_interrupt,
.resume = genphy_resume,
.suspend = genphy_suspend,
.read_page = marvell_read_page,
.write_page = marvell_write_page,
.get_sset_count = marvell_get_sset_count,
.get_strings = marvell_get_strings,
.get_stats = marvell_get_stats,
.get_tunable = m88e1540_get_tunable,
.set_tunable = m88e1540_set_tunable,
.led_brightness_set = m88e1318_led_brightness_set,
.led_blink_set = m88e1318_led_blink_set,
},
};
module_phy_driver(marvell_drivers);
static struct mdio_device_id __maybe_unused marvell_tbl[] = {
{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK },
{ }
};
MODULE_DEVICE_TABLE(mdio, marvell_tbl);
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