mirror of https://gitee.com/openkylin/linux.git
2449 lines
58 KiB
C
2449 lines
58 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* drivers/net/phy/marvell.c
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*
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* Driver for Marvell PHYs
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*
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* Author: Andy Fleming
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*
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* Copyright (c) 2004 Freescale Semiconductor, Inc.
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*
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* Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
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*/
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include <linux/ctype.h>
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#include <linux/errno.h>
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#include <linux/unistd.h>
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#include <linux/hwmon.h>
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#include <linux/interrupt.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/skbuff.h>
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#include <linux/spinlock.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/mii.h>
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#include <linux/ethtool.h>
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#include <linux/phy.h>
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#include <linux/marvell_phy.h>
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#include <linux/bitfield.h>
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#include <linux/of.h>
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#include <linux/io.h>
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#include <asm/irq.h>
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#include <linux/uaccess.h>
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#define MII_MARVELL_PHY_PAGE 22
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#define MII_MARVELL_COPPER_PAGE 0x00
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#define MII_MARVELL_FIBER_PAGE 0x01
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#define MII_MARVELL_MSCR_PAGE 0x02
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#define MII_MARVELL_LED_PAGE 0x03
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#define MII_MARVELL_MISC_TEST_PAGE 0x06
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#define MII_MARVELL_WOL_PAGE 0x11
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#define MII_M1011_IEVENT 0x13
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#define MII_M1011_IEVENT_CLEAR 0x0000
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#define MII_M1011_IMASK 0x12
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#define MII_M1011_IMASK_INIT 0x6400
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#define MII_M1011_IMASK_CLEAR 0x0000
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#define MII_M1011_PHY_SCR 0x10
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#define MII_M1011_PHY_SCR_DOWNSHIFT_EN BIT(11)
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#define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT 12
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#define MII_M1011_PHY_SRC_DOWNSHIFT_MASK 0x7800
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#define MII_M1011_PHY_SCR_MDI (0x0 << 5)
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#define MII_M1011_PHY_SCR_MDI_X (0x1 << 5)
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#define MII_M1011_PHY_SCR_AUTO_CROSS (0x3 << 5)
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#define MII_M1111_PHY_LED_CONTROL 0x18
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#define MII_M1111_PHY_LED_DIRECT 0x4100
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#define MII_M1111_PHY_LED_COMBINE 0x411c
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#define MII_M1111_PHY_EXT_CR 0x14
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#define MII_M1111_RGMII_RX_DELAY BIT(7)
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#define MII_M1111_RGMII_TX_DELAY BIT(1)
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#define MII_M1111_PHY_EXT_SR 0x1b
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#define MII_M1111_HWCFG_MODE_MASK 0xf
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#define MII_M1111_HWCFG_MODE_FIBER_RGMII 0x3
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#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4
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#define MII_M1111_HWCFG_MODE_RTBI 0x7
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#define MII_M1111_HWCFG_MODE_COPPER_RTBI 0x9
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#define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb
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#define MII_M1111_HWCFG_FIBER_COPPER_RES BIT(13)
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#define MII_M1111_HWCFG_FIBER_COPPER_AUTO BIT(15)
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#define MII_88E1121_PHY_MSCR_REG 21
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#define MII_88E1121_PHY_MSCR_RX_DELAY BIT(5)
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#define MII_88E1121_PHY_MSCR_TX_DELAY BIT(4)
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#define MII_88E1121_PHY_MSCR_DELAY_MASK (BIT(5) | BIT(4))
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#define MII_88E1121_MISC_TEST 0x1a
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#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK 0x1f00
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#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT 8
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#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN BIT(7)
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#define MII_88E1510_MISC_TEST_TEMP_IRQ BIT(6)
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#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN BIT(5)
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#define MII_88E1121_MISC_TEST_TEMP_MASK 0x1f
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#define MII_88E1510_TEMP_SENSOR 0x1b
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#define MII_88E1510_TEMP_SENSOR_MASK 0xff
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#define MII_88E1540_COPPER_CTRL3 0x1a
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#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK GENMASK(11, 10)
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#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS 0
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#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS 1
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#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS 2
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#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS 3
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#define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN BIT(9)
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#define MII_88E6390_MISC_TEST 0x1b
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#define MII_88E6390_MISC_TEST_SAMPLE_1S 0
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#define MII_88E6390_MISC_TEST_SAMPLE_10MS BIT(14)
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#define MII_88E6390_MISC_TEST_SAMPLE_DISABLE BIT(15)
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#define MII_88E6390_MISC_TEST_SAMPLE_ENABLE 0
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#define MII_88E6390_MISC_TEST_SAMPLE_MASK (0x3 << 14)
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#define MII_88E6390_TEMP_SENSOR 0x1c
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#define MII_88E6390_TEMP_SENSOR_MASK 0xff
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#define MII_88E6390_TEMP_SENSOR_SAMPLES 10
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#define MII_88E1318S_PHY_MSCR1_REG 16
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#define MII_88E1318S_PHY_MSCR1_PAD_ODD BIT(6)
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/* Copper Specific Interrupt Enable Register */
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#define MII_88E1318S_PHY_CSIER 0x12
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/* WOL Event Interrupt Enable */
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#define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7)
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/* LED Timer Control Register */
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#define MII_88E1318S_PHY_LED_TCR 0x12
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#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15)
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#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7)
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#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11)
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/* Magic Packet MAC address registers */
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#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17
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#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18
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#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19
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#define MII_88E1318S_PHY_WOL_CTRL 0x10
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#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12)
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#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14)
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#define MII_PHY_LED_CTRL 16
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#define MII_88E1121_PHY_LED_DEF 0x0030
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#define MII_88E1510_PHY_LED_DEF 0x1177
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#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040
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#define MII_M1011_PHY_STATUS 0x11
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#define MII_M1011_PHY_STATUS_1000 0x8000
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#define MII_M1011_PHY_STATUS_100 0x4000
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#define MII_M1011_PHY_STATUS_SPD_MASK 0xc000
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#define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000
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#define MII_M1011_PHY_STATUS_RESOLVED 0x0800
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#define MII_M1011_PHY_STATUS_LINK 0x0400
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#define MII_88E3016_PHY_SPEC_CTRL 0x10
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#define MII_88E3016_DISABLE_SCRAMBLER 0x0200
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#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
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#define MII_88E1510_GEN_CTRL_REG_1 0x14
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#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7
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#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */
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#define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */
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#define LPA_FIBER_1000HALF 0x40
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#define LPA_FIBER_1000FULL 0x20
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#define LPA_PAUSE_FIBER 0x180
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#define LPA_PAUSE_ASYM_FIBER 0x100
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#define ADVERTISE_FIBER_1000HALF 0x40
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#define ADVERTISE_FIBER_1000FULL 0x20
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#define ADVERTISE_PAUSE_FIBER 0x180
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#define ADVERTISE_PAUSE_ASYM_FIBER 0x100
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#define REGISTER_LINK_STATUS 0x400
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#define NB_FIBER_STATS 1
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MODULE_DESCRIPTION("Marvell PHY driver");
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MODULE_AUTHOR("Andy Fleming");
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MODULE_LICENSE("GPL");
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struct marvell_hw_stat {
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const char *string;
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u8 page;
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u8 reg;
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u8 bits;
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};
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static struct marvell_hw_stat marvell_hw_stats[] = {
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{ "phy_receive_errors_copper", 0, 21, 16},
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{ "phy_idle_errors", 0, 10, 8 },
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{ "phy_receive_errors_fiber", 1, 21, 16},
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};
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struct marvell_priv {
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u64 stats[ARRAY_SIZE(marvell_hw_stats)];
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char *hwmon_name;
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struct device *hwmon_dev;
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};
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static int marvell_read_page(struct phy_device *phydev)
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{
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return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
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}
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static int marvell_write_page(struct phy_device *phydev, int page)
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{
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return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
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}
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static int marvell_set_page(struct phy_device *phydev, int page)
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{
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return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
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}
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static int marvell_ack_interrupt(struct phy_device *phydev)
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{
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int err;
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/* Clear the interrupts by reading the reg */
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err = phy_read(phydev, MII_M1011_IEVENT);
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if (err < 0)
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return err;
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return 0;
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}
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static int marvell_config_intr(struct phy_device *phydev)
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{
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int err;
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if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
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err = phy_write(phydev, MII_M1011_IMASK,
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MII_M1011_IMASK_INIT);
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else
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err = phy_write(phydev, MII_M1011_IMASK,
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MII_M1011_IMASK_CLEAR);
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return err;
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}
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static int marvell_set_polarity(struct phy_device *phydev, int polarity)
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{
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int reg;
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int err;
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int val;
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/* get the current settings */
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reg = phy_read(phydev, MII_M1011_PHY_SCR);
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if (reg < 0)
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return reg;
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val = reg;
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val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
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switch (polarity) {
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case ETH_TP_MDI:
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val |= MII_M1011_PHY_SCR_MDI;
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break;
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case ETH_TP_MDI_X:
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val |= MII_M1011_PHY_SCR_MDI_X;
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break;
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case ETH_TP_MDI_AUTO:
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case ETH_TP_MDI_INVALID:
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default:
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val |= MII_M1011_PHY_SCR_AUTO_CROSS;
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break;
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}
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if (val != reg) {
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/* Set the new polarity value in the register */
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err = phy_write(phydev, MII_M1011_PHY_SCR, val);
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if (err)
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return err;
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}
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return val != reg;
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}
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static int marvell_set_downshift(struct phy_device *phydev, bool enable,
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u8 retries)
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{
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int reg;
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reg = phy_read(phydev, MII_M1011_PHY_SCR);
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if (reg < 0)
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return reg;
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reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
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reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
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if (enable)
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reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
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return phy_write(phydev, MII_M1011_PHY_SCR, reg);
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}
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static int marvell_config_aneg(struct phy_device *phydev)
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{
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int changed = 0;
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int err;
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err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
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if (err < 0)
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return err;
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changed = err;
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err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
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MII_M1111_PHY_LED_DIRECT);
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if (err < 0)
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return err;
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err = genphy_config_aneg(phydev);
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if (err < 0)
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return err;
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if (phydev->autoneg != AUTONEG_ENABLE || changed) {
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/* A write to speed/duplex bits (that is performed by
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* genphy_config_aneg() call above) must be followed by
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* a software reset. Otherwise, the write has no effect.
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*/
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err = genphy_soft_reset(phydev);
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if (err < 0)
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return err;
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}
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return 0;
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}
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static int m88e1101_config_aneg(struct phy_device *phydev)
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{
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int err;
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/* This Marvell PHY has an errata which requires
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* that certain registers get written in order
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* to restart autonegotiation
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*/
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err = genphy_soft_reset(phydev);
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if (err < 0)
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return err;
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err = phy_write(phydev, 0x1d, 0x1f);
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if (err < 0)
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return err;
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err = phy_write(phydev, 0x1e, 0x200c);
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if (err < 0)
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return err;
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err = phy_write(phydev, 0x1d, 0x5);
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if (err < 0)
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return err;
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err = phy_write(phydev, 0x1e, 0);
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if (err < 0)
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return err;
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err = phy_write(phydev, 0x1e, 0x100);
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if (err < 0)
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return err;
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return marvell_config_aneg(phydev);
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}
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#ifdef CONFIG_OF_MDIO
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/* Set and/or override some configuration registers based on the
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* marvell,reg-init property stored in the of_node for the phydev.
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*
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* marvell,reg-init = <reg-page reg mask value>,...;
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*
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* There may be one or more sets of <reg-page reg mask value>:
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*
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* reg-page: which register bank to use.
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* reg: the register.
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* mask: if non-zero, ANDed with existing register value.
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* value: ORed with the masked value and written to the regiser.
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*
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*/
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static int marvell_of_reg_init(struct phy_device *phydev)
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{
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const __be32 *paddr;
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int len, i, saved_page, current_page, ret = 0;
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if (!phydev->mdio.dev.of_node)
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return 0;
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paddr = of_get_property(phydev->mdio.dev.of_node,
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"marvell,reg-init", &len);
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if (!paddr || len < (4 * sizeof(*paddr)))
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return 0;
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saved_page = phy_save_page(phydev);
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if (saved_page < 0)
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goto err;
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current_page = saved_page;
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len /= sizeof(*paddr);
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for (i = 0; i < len - 3; i += 4) {
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u16 page = be32_to_cpup(paddr + i);
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u16 reg = be32_to_cpup(paddr + i + 1);
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u16 mask = be32_to_cpup(paddr + i + 2);
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u16 val_bits = be32_to_cpup(paddr + i + 3);
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int val;
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if (page != current_page) {
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current_page = page;
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ret = marvell_write_page(phydev, page);
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if (ret < 0)
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goto err;
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}
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val = 0;
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if (mask) {
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val = __phy_read(phydev, reg);
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if (val < 0) {
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ret = val;
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goto err;
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}
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val &= mask;
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}
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val |= val_bits;
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ret = __phy_write(phydev, reg, val);
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if (ret < 0)
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goto err;
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}
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err:
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return phy_restore_page(phydev, saved_page, ret);
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}
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#else
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static int marvell_of_reg_init(struct phy_device *phydev)
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{
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return 0;
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}
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#endif /* CONFIG_OF_MDIO */
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static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
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{
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int mscr;
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if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
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mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
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MII_88E1121_PHY_MSCR_TX_DELAY;
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else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
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mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
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else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
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mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
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else
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mscr = 0;
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return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
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MII_88E1121_PHY_MSCR_REG,
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MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
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}
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static int m88e1121_config_aneg(struct phy_device *phydev)
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{
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int changed = 0;
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int err = 0;
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|
if (phy_interface_is_rgmii(phydev)) {
|
|
err = m88e1121_config_aneg_rgmii_delays(phydev);
|
|
if (err < 0)
|
|
return 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_FIBER_1000HALF;
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
|
|
result |= ADVERTISE_FIBER_1000FULL;
|
|
|
|
if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
|
|
linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
|
|
result |= LPA_PAUSE_ASYM_FIBER;
|
|
else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
|
|
result |= (ADVERTISE_PAUSE_FIBER
|
|
& (~ADVERTISE_PAUSE_ASYM_FIBER));
|
|
|
|
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;
|
|
int adv, oldadv;
|
|
|
|
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);
|
|
|
|
/* Setup fiber advertisement */
|
|
adv = phy_read(phydev, MII_ADVERTISE);
|
|
if (adv < 0)
|
|
return adv;
|
|
|
|
oldadv = adv;
|
|
adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
|
|
| LPA_PAUSE_FIBER);
|
|
adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising);
|
|
|
|
if (adv != oldadv) {
|
|
err = phy_write(phydev, MII_ADVERTISE, adv);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
changed = 1;
|
|
}
|
|
|
|
if (changed == 0) {
|
|
/* Advertisement hasn't changed, but maybe aneg was never on to
|
|
* begin with? Or maybe phy was isolated?
|
|
*/
|
|
int ctl = phy_read(phydev, MII_BMCR);
|
|
|
|
if (ctl < 0)
|
|
return ctl;
|
|
|
|
if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
|
|
changed = 1; /* do restart aneg */
|
|
}
|
|
|
|
/* Only restart aneg if we are advertising something different
|
|
* than we were before.
|
|
*/
|
|
if (changed > 0)
|
|
changed = genphy_restart_aneg(phydev);
|
|
|
|
return changed;
|
|
}
|
|
|
|
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 defalut LED */
|
|
marvell_config_led(phydev);
|
|
|
|
/* Set registers from marvell,reg-init DT property */
|
|
return marvell_of_reg_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 = marvell_set_downshift(phydev, true, 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 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;
|
|
|
|
if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
|
|
delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
|
|
} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
|
|
delay = MII_M1111_RGMII_RX_DELAY;
|
|
} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
|
|
delay = MII_M1111_RGMII_TX_DELAY;
|
|
} else {
|
|
delay = 0;
|
|
}
|
|
|
|
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(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;
|
|
}
|
|
|
|
err = marvell_of_reg_init(phydev);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return genphy_soft_reset(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)
|
|
{
|
|
int 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_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
|
|
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;
|
|
}
|
|
|
|
return m88e1318_config_init(phydev);
|
|
}
|
|
|
|
static int m88e1118_config_aneg(struct phy_device *phydev)
|
|
{
|
|
int err;
|
|
|
|
err = genphy_soft_reset(phydev);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = genphy_config_aneg(phydev);
|
|
return 0;
|
|
}
|
|
|
|
static int m88e1118_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, 0x1070);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Change address */
|
|
err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Adjust LED Control */
|
|
if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
|
|
err = phy_write(phydev, 0x10, 0x1100);
|
|
else
|
|
err = phy_write(phydev, 0x10, 0x021e);
|
|
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 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 = 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 = phy_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);
|
|
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);
|
|
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_FIBER_1000HALF);
|
|
|
|
linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
|
|
advertising, lpa & LPA_FIBER_1000FULL);
|
|
}
|
|
|
|
/**
|
|
* marvell_update_link - update link status in real time in @phydev
|
|
* @phydev: target phy_device struct
|
|
*
|
|
* Description: Update the value in phydev->link to reflect the
|
|
* current link value.
|
|
*/
|
|
static int marvell_update_link(struct phy_device *phydev, int fiber)
|
|
{
|
|
int status;
|
|
|
|
/* Use the generic register for copper link, or specific
|
|
* register for fiber case
|
|
*/
|
|
if (fiber) {
|
|
status = phy_read(phydev, MII_M1011_PHY_STATUS);
|
|
if (status < 0)
|
|
return status;
|
|
|
|
if ((status & REGISTER_LINK_STATUS) == 0)
|
|
phydev->link = 0;
|
|
else
|
|
phydev->link = 1;
|
|
} else {
|
|
return genphy_update_link(phydev);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int marvell_read_status_page_an(struct phy_device *phydev,
|
|
int fiber)
|
|
{
|
|
int status;
|
|
int lpa;
|
|
int lpagb;
|
|
|
|
status = phy_read(phydev, MII_M1011_PHY_STATUS);
|
|
if (status < 0)
|
|
return status;
|
|
|
|
lpa = phy_read(phydev, MII_LPA);
|
|
if (lpa < 0)
|
|
return lpa;
|
|
|
|
lpagb = phy_read(phydev, MII_STAT1000);
|
|
if (lpagb < 0)
|
|
return lpagb;
|
|
|
|
if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
|
|
phydev->duplex = DUPLEX_FULL;
|
|
else
|
|
phydev->duplex = DUPLEX_HALF;
|
|
|
|
status = status & MII_M1011_PHY_STATUS_SPD_MASK;
|
|
phydev->pause = 0;
|
|
phydev->asym_pause = 0;
|
|
|
|
switch (status) {
|
|
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) {
|
|
mii_lpa_to_linkmode_lpa_t(phydev->lp_advertising, lpa);
|
|
mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, lpagb);
|
|
|
|
if (phydev->duplex == DUPLEX_FULL) {
|
|
phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
|
|
phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
|
|
}
|
|
} else {
|
|
/* 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;
|
|
}
|
|
|
|
static int marvell_read_status_page_fixed(struct phy_device *phydev)
|
|
{
|
|
int bmcr = phy_read(phydev, MII_BMCR);
|
|
|
|
if (bmcr < 0)
|
|
return bmcr;
|
|
|
|
if (bmcr & BMCR_FULLDPLX)
|
|
phydev->duplex = DUPLEX_FULL;
|
|
else
|
|
phydev->duplex = DUPLEX_HALF;
|
|
|
|
if (bmcr & BMCR_SPEED1000)
|
|
phydev->speed = SPEED_1000;
|
|
else if (bmcr & BMCR_SPEED100)
|
|
phydev->speed = SPEED_100;
|
|
else
|
|
phydev->speed = SPEED_10;
|
|
|
|
phydev->pause = 0;
|
|
phydev->asym_pause = 0;
|
|
linkmode_zero(phydev->lp_advertising);
|
|
|
|
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 fiber;
|
|
int err;
|
|
|
|
/* Detect and update the link, but return if there
|
|
* was an error
|
|
*/
|
|
if (page == MII_MARVELL_FIBER_PAGE)
|
|
fiber = 1;
|
|
else
|
|
fiber = 0;
|
|
|
|
err = marvell_update_link(phydev, fiber);
|
|
if (err)
|
|
return err;
|
|
|
|
if (phydev->autoneg == AUTONEG_ENABLE)
|
|
err = marvell_read_status_page_an(phydev, fiber);
|
|
else
|
|
err = marvell_read_status_page_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 int m88e1121_did_interrupt(struct phy_device *phydev)
|
|
{
|
|
int imask;
|
|
|
|
imask = phy_read(phydev, MII_M1011_IEVENT);
|
|
|
|
if (imask & MII_M1011_IMASK_INIT)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void m88e1318_get_wol(struct phy_device *phydev,
|
|
struct ethtool_wolinfo *wol)
|
|
{
|
|
int oldpage, ret = 0;
|
|
|
|
wol->supported = WAKE_MAGIC;
|
|
wol->wolopts = 0;
|
|
|
|
oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
|
|
if (oldpage < 0)
|
|
goto error;
|
|
|
|
ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
|
|
if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
|
|
wol->wolopts |= WAKE_MAGIC;
|
|
|
|
error:
|
|
phy_restore_page(phydev, oldpage, ret);
|
|
}
|
|
|
|
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) {
|
|
/* 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_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
|
|
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;
|
|
|
|
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_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
|
|
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;
|
|
}
|
|
|
|
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++) {
|
|
strlcpy(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);
|
|
}
|
|
|
|
#ifdef CONFIG_HWMON
|
|
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 m88e1121_hwmon_read(struct device *dev,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel, long *temp)
|
|
{
|
|
struct phy_device *phydev = dev_get_drvdata(dev);
|
|
int err;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
err = m88e1121_get_temp(phydev, temp);
|
|
break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
static umode_t m88e1121_hwmon_is_visible(const void *data,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel)
|
|
{
|
|
if (type != hwmon_temp)
|
|
return 0;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
return 0444;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static u32 m88e1121_hwmon_chip_config[] = {
|
|
HWMON_C_REGISTER_TZ,
|
|
0
|
|
};
|
|
|
|
static const struct hwmon_channel_info m88e1121_hwmon_chip = {
|
|
.type = hwmon_chip,
|
|
.config = m88e1121_hwmon_chip_config,
|
|
};
|
|
|
|
static u32 m88e1121_hwmon_temp_config[] = {
|
|
HWMON_T_INPUT,
|
|
0
|
|
};
|
|
|
|
static const struct hwmon_channel_info m88e1121_hwmon_temp = {
|
|
.type = hwmon_temp,
|
|
.config = m88e1121_hwmon_temp_config,
|
|
};
|
|
|
|
static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
|
|
&m88e1121_hwmon_chip,
|
|
&m88e1121_hwmon_temp,
|
|
NULL
|
|
};
|
|
|
|
static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
|
|
.is_visible = m88e1121_hwmon_is_visible,
|
|
.read = m88e1121_hwmon_read,
|
|
};
|
|
|
|
static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
|
|
.ops = &m88e1121_hwmon_hwmon_ops,
|
|
.info = m88e1121_hwmon_info,
|
|
};
|
|
|
|
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 m88e1510_hwmon_read(struct device *dev,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel, long *temp)
|
|
{
|
|
struct phy_device *phydev = dev_get_drvdata(dev);
|
|
int err;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
err = m88e1510_get_temp(phydev, temp);
|
|
break;
|
|
case hwmon_temp_crit:
|
|
err = m88e1510_get_temp_critical(phydev, temp);
|
|
break;
|
|
case hwmon_temp_max_alarm:
|
|
err = m88e1510_get_temp_alarm(phydev, temp);
|
|
break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
static int m88e1510_hwmon_write(struct device *dev,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel, long temp)
|
|
{
|
|
struct phy_device *phydev = dev_get_drvdata(dev);
|
|
int err;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_crit:
|
|
err = m88e1510_set_temp_critical(phydev, temp);
|
|
break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
return err;
|
|
}
|
|
|
|
static umode_t m88e1510_hwmon_is_visible(const void *data,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel)
|
|
{
|
|
if (type != hwmon_temp)
|
|
return 0;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
case hwmon_temp_max_alarm:
|
|
return 0444;
|
|
case hwmon_temp_crit:
|
|
return 0644;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static u32 m88e1510_hwmon_temp_config[] = {
|
|
HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
|
|
0
|
|
};
|
|
|
|
static const struct hwmon_channel_info m88e1510_hwmon_temp = {
|
|
.type = hwmon_temp,
|
|
.config = m88e1510_hwmon_temp_config,
|
|
};
|
|
|
|
static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
|
|
&m88e1121_hwmon_chip,
|
|
&m88e1510_hwmon_temp,
|
|
NULL
|
|
};
|
|
|
|
static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
|
|
.is_visible = m88e1510_hwmon_is_visible,
|
|
.read = m88e1510_hwmon_read,
|
|
.write = m88e1510_hwmon_write,
|
|
};
|
|
|
|
static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
|
|
.ops = &m88e1510_hwmon_hwmon_ops,
|
|
.info = m88e1510_hwmon_info,
|
|
};
|
|
|
|
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 = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
|
|
ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
|
|
MII_88E6390_MISC_TEST_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_SAMPLE_MASK;
|
|
ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
|
|
|
|
ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
|
|
|
|
error:
|
|
phy_restore_page(phydev, oldpage, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int m88e6390_hwmon_read(struct device *dev,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel, long *temp)
|
|
{
|
|
struct phy_device *phydev = dev_get_drvdata(dev);
|
|
int err;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
err = m88e6390_get_temp(phydev, temp);
|
|
break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
static umode_t m88e6390_hwmon_is_visible(const void *data,
|
|
enum hwmon_sensor_types type,
|
|
u32 attr, int channel)
|
|
{
|
|
if (type != hwmon_temp)
|
|
return 0;
|
|
|
|
switch (attr) {
|
|
case hwmon_temp_input:
|
|
return 0444;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static u32 m88e6390_hwmon_temp_config[] = {
|
|
HWMON_T_INPUT,
|
|
0
|
|
};
|
|
|
|
static const struct hwmon_channel_info m88e6390_hwmon_temp = {
|
|
.type = hwmon_temp,
|
|
.config = m88e6390_hwmon_temp_config,
|
|
};
|
|
|
|
static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
|
|
&m88e1121_hwmon_chip,
|
|
&m88e6390_hwmon_temp,
|
|
NULL
|
|
};
|
|
|
|
static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
|
|
.is_visible = m88e6390_hwmon_is_visible,
|
|
.read = m88e6390_hwmon_read,
|
|
};
|
|
|
|
static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
|
|
.ops = &m88e6390_hwmon_hwmon_ops,
|
|
.info = m88e6390_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 hwmon_chip_info *chip)
|
|
{
|
|
struct marvell_priv *priv = phydev->priv;
|
|
struct device *dev = &phydev->mdio.dev;
|
|
int err;
|
|
|
|
err = marvell_hwmon_name(phydev);
|
|
if (err)
|
|
return err;
|
|
|
|
priv->hwmon_dev = devm_hwmon_device_register_with_info(
|
|
dev, priv->hwmon_name, phydev, chip, NULL);
|
|
|
|
return PTR_ERR_OR_ZERO(priv->hwmon_dev);
|
|
}
|
|
|
|
static int m88e1121_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
|
|
}
|
|
|
|
static int m88e1510_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
|
|
}
|
|
|
|
static int m88e6390_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
|
|
}
|
|
#else
|
|
static int m88e1121_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int m88e1510_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int m88e6390_hwmon_probe(struct phy_device *phydev)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
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 0;
|
|
}
|
|
|
|
static int m88e1121_probe(struct phy_device *phydev)
|
|
{
|
|
int err;
|
|
|
|
err = marvell_probe(phydev);
|
|
if (err)
|
|
return err;
|
|
|
|
return m88e1121_hwmon_probe(phydev);
|
|
}
|
|
|
|
static int m88e1510_probe(struct phy_device *phydev)
|
|
{
|
|
int err;
|
|
|
|
err = marvell_probe(phydev);
|
|
if (err)
|
|
return err;
|
|
|
|
return m88e1510_hwmon_probe(phydev);
|
|
}
|
|
|
|
static int m88e6390_probe(struct phy_device *phydev)
|
|
{
|
|
int err;
|
|
|
|
err = marvell_probe(phydev);
|
|
if (err)
|
|
return err;
|
|
|
|
return m88e6390_hwmon_probe(phydev);
|
|
}
|
|
|
|
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,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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 = &m88e1111_config_init,
|
|
.config_aneg = &marvell_config_aneg,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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_88E1111,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E1111",
|
|
/* PHY_GBIT_FEATURES */
|
|
.probe = marvell_probe,
|
|
.config_init = &m88e1111_config_init,
|
|
.config_aneg = &marvell_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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_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,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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",
|
|
/* PHY_GBIT_FEATURES */
|
|
.probe = &m88e1121_probe,
|
|
.config_init = &marvell_config_init,
|
|
.config_aneg = &m88e1121_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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_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,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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,
|
|
},
|
|
{
|
|
.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,
|
|
.read_status = &genphy_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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_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,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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 = &m88e1111_config_init,
|
|
.config_aneg = &marvell_config_aneg,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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_88E1116R,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E1116R",
|
|
/* PHY_GBIT_FEATURES */
|
|
.probe = marvell_probe,
|
|
.config_init = &m88e1116r_config_init,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.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_88E1510,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E1510",
|
|
.features = PHY_GBIT_FIBRE_FEATURES,
|
|
.probe = &m88e1510_probe,
|
|
.config_init = &m88e1510_config_init,
|
|
.config_aneg = &m88e1510_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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 = genphy_loopback,
|
|
},
|
|
{
|
|
.phy_id = MARVELL_PHY_ID_88E1540,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E1540",
|
|
/* PHY_GBIT_FEATURES */
|
|
.probe = m88e1510_probe,
|
|
.config_init = &marvell_config_init,
|
|
.config_aneg = &m88e1510_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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_88E1545,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E1545",
|
|
.probe = m88e1510_probe,
|
|
/* PHY_GBIT_FEATURES */
|
|
.config_init = &marvell_config_init,
|
|
.config_aneg = &m88e1510_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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_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,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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_88E6390,
|
|
.phy_id_mask = MARVELL_PHY_ID_MASK,
|
|
.name = "Marvell 88E6390",
|
|
/* PHY_GBIT_FEATURES */
|
|
.probe = m88e6390_probe,
|
|
.config_init = &marvell_config_init,
|
|
.config_aneg = &m88e6390_config_aneg,
|
|
.read_status = &marvell_read_status,
|
|
.ack_interrupt = &marvell_ack_interrupt,
|
|
.config_intr = &marvell_config_intr,
|
|
.did_interrupt = &m88e1121_did_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,
|
|
},
|
|
};
|
|
|
|
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_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_88E6390, MARVELL_PHY_ID_MASK },
|
|
{ }
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(mdio, marvell_tbl);
|