646 строки
17 KiB
C
646 строки
17 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Driver for the Texas Instruments DP83822, DP83825 and DP83826 PHYs.
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*
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* Copyright (C) 2017 Texas Instruments Inc.
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*/
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#include <linux/ethtool.h>
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#include <linux/etherdevice.h>
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#include <linux/kernel.h>
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#include <linux/mii.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/phy.h>
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#include <linux/netdevice.h>
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#define DP83822_PHY_ID 0x2000a240
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#define DP83825S_PHY_ID 0x2000a140
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#define DP83825I_PHY_ID 0x2000a150
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#define DP83825CM_PHY_ID 0x2000a160
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#define DP83825CS_PHY_ID 0x2000a170
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#define DP83826C_PHY_ID 0x2000a130
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#define DP83826NC_PHY_ID 0x2000a110
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#define DP83822_DEVADDR 0x1f
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#define MII_DP83822_CTRL_2 0x0a
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#define MII_DP83822_PHYSTS 0x10
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#define MII_DP83822_PHYSCR 0x11
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#define MII_DP83822_MISR1 0x12
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#define MII_DP83822_MISR2 0x13
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#define MII_DP83822_FCSCR 0x14
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#define MII_DP83822_RCSR 0x17
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#define MII_DP83822_RESET_CTRL 0x1f
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#define MII_DP83822_GENCFG 0x465
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#define MII_DP83822_SOR1 0x467
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/* GENCFG */
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#define DP83822_SIG_DET_LOW BIT(0)
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/* Control Register 2 bits */
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#define DP83822_FX_ENABLE BIT(14)
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#define DP83822_HW_RESET BIT(15)
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#define DP83822_SW_RESET BIT(14)
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/* PHY STS bits */
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#define DP83822_PHYSTS_DUPLEX BIT(2)
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#define DP83822_PHYSTS_10 BIT(1)
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#define DP83822_PHYSTS_LINK BIT(0)
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/* PHYSCR Register Fields */
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#define DP83822_PHYSCR_INT_OE BIT(0) /* Interrupt Output Enable */
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#define DP83822_PHYSCR_INTEN BIT(1) /* Interrupt Enable */
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/* MISR1 bits */
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#define DP83822_RX_ERR_HF_INT_EN BIT(0)
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#define DP83822_FALSE_CARRIER_HF_INT_EN BIT(1)
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#define DP83822_ANEG_COMPLETE_INT_EN BIT(2)
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#define DP83822_DUP_MODE_CHANGE_INT_EN BIT(3)
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#define DP83822_SPEED_CHANGED_INT_EN BIT(4)
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#define DP83822_LINK_STAT_INT_EN BIT(5)
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#define DP83822_ENERGY_DET_INT_EN BIT(6)
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#define DP83822_LINK_QUAL_INT_EN BIT(7)
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/* MISR2 bits */
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#define DP83822_JABBER_DET_INT_EN BIT(0)
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#define DP83822_WOL_PKT_INT_EN BIT(1)
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#define DP83822_SLEEP_MODE_INT_EN BIT(2)
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#define DP83822_MDI_XOVER_INT_EN BIT(3)
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#define DP83822_LB_FIFO_INT_EN BIT(4)
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#define DP83822_PAGE_RX_INT_EN BIT(5)
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#define DP83822_ANEG_ERR_INT_EN BIT(6)
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#define DP83822_EEE_ERROR_CHANGE_INT_EN BIT(7)
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/* INT_STAT1 bits */
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#define DP83822_WOL_INT_EN BIT(4)
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#define DP83822_WOL_INT_STAT BIT(12)
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#define MII_DP83822_RXSOP1 0x04a5
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#define MII_DP83822_RXSOP2 0x04a6
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#define MII_DP83822_RXSOP3 0x04a7
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/* WoL Registers */
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#define MII_DP83822_WOL_CFG 0x04a0
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#define MII_DP83822_WOL_STAT 0x04a1
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#define MII_DP83822_WOL_DA1 0x04a2
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#define MII_DP83822_WOL_DA2 0x04a3
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#define MII_DP83822_WOL_DA3 0x04a4
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/* WoL bits */
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#define DP83822_WOL_MAGIC_EN BIT(0)
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#define DP83822_WOL_SECURE_ON BIT(5)
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#define DP83822_WOL_EN BIT(7)
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#define DP83822_WOL_INDICATION_SEL BIT(8)
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#define DP83822_WOL_CLR_INDICATION BIT(11)
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/* RSCR bits */
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#define DP83822_RX_CLK_SHIFT BIT(12)
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#define DP83822_TX_CLK_SHIFT BIT(11)
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/* SOR1 mode */
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#define DP83822_STRAP_MODE1 0
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#define DP83822_STRAP_MODE2 BIT(0)
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#define DP83822_STRAP_MODE3 BIT(1)
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#define DP83822_STRAP_MODE4 GENMASK(1, 0)
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#define DP83822_COL_STRAP_MASK GENMASK(11, 10)
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#define DP83822_COL_SHIFT 10
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#define DP83822_RX_ER_STR_MASK GENMASK(9, 8)
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#define DP83822_RX_ER_SHIFT 8
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#define MII_DP83822_FIBER_ADVERTISE (ADVERTISED_TP | ADVERTISED_MII | \
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ADVERTISED_FIBRE | \
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ADVERTISED_Pause | ADVERTISED_Asym_Pause)
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struct dp83822_private {
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bool fx_signal_det_low;
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int fx_enabled;
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u16 fx_sd_enable;
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};
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static int dp83822_set_wol(struct phy_device *phydev,
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struct ethtool_wolinfo *wol)
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{
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struct net_device *ndev = phydev->attached_dev;
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u16 value;
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const u8 *mac;
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if (wol->wolopts & (WAKE_MAGIC | WAKE_MAGICSECURE)) {
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mac = (const u8 *)ndev->dev_addr;
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if (!is_valid_ether_addr(mac))
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return -EINVAL;
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/* MAC addresses start with byte 5, but stored in mac[0].
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* 822 PHYs store bytes 4|5, 2|3, 0|1
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*/
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phy_write_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_DA1,
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(mac[1] << 8) | mac[0]);
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phy_write_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_DA2,
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(mac[3] << 8) | mac[2]);
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phy_write_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_DA3,
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(mac[5] << 8) | mac[4]);
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value = phy_read_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_WOL_CFG);
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if (wol->wolopts & WAKE_MAGIC)
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value |= DP83822_WOL_MAGIC_EN;
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else
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value &= ~DP83822_WOL_MAGIC_EN;
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if (wol->wolopts & WAKE_MAGICSECURE) {
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phy_write_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP1,
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(wol->sopass[1] << 8) | wol->sopass[0]);
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phy_write_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP2,
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(wol->sopass[3] << 8) | wol->sopass[2]);
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phy_write_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP3,
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(wol->sopass[5] << 8) | wol->sopass[4]);
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value |= DP83822_WOL_SECURE_ON;
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} else {
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value &= ~DP83822_WOL_SECURE_ON;
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}
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/* Clear any pending WoL interrupt */
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phy_read(phydev, MII_DP83822_MISR2);
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value |= DP83822_WOL_EN | DP83822_WOL_INDICATION_SEL |
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DP83822_WOL_CLR_INDICATION;
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return phy_write_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_WOL_CFG, value);
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} else {
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return phy_clear_bits_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_WOL_CFG, DP83822_WOL_EN);
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}
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}
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static void dp83822_get_wol(struct phy_device *phydev,
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struct ethtool_wolinfo *wol)
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{
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int value;
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u16 sopass_val;
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wol->supported = (WAKE_MAGIC | WAKE_MAGICSECURE);
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wol->wolopts = 0;
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value = phy_read_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_CFG);
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if (value & DP83822_WOL_MAGIC_EN)
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wol->wolopts |= WAKE_MAGIC;
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if (value & DP83822_WOL_SECURE_ON) {
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sopass_val = phy_read_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP1);
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wol->sopass[0] = (sopass_val & 0xff);
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wol->sopass[1] = (sopass_val >> 8);
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sopass_val = phy_read_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP2);
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wol->sopass[2] = (sopass_val & 0xff);
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wol->sopass[3] = (sopass_val >> 8);
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sopass_val = phy_read_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RXSOP3);
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wol->sopass[4] = (sopass_val & 0xff);
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wol->sopass[5] = (sopass_val >> 8);
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wol->wolopts |= WAKE_MAGICSECURE;
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}
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/* WoL is not enabled so set wolopts to 0 */
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if (!(value & DP83822_WOL_EN))
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wol->wolopts = 0;
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}
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static int dp83822_config_intr(struct phy_device *phydev)
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{
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struct dp83822_private *dp83822 = phydev->priv;
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int misr_status;
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int physcr_status;
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int err;
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if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
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misr_status = phy_read(phydev, MII_DP83822_MISR1);
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if (misr_status < 0)
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return misr_status;
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misr_status |= (DP83822_RX_ERR_HF_INT_EN |
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DP83822_FALSE_CARRIER_HF_INT_EN |
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DP83822_LINK_STAT_INT_EN |
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DP83822_ENERGY_DET_INT_EN |
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DP83822_LINK_QUAL_INT_EN);
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if (!dp83822->fx_enabled)
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misr_status |= DP83822_ANEG_COMPLETE_INT_EN |
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DP83822_DUP_MODE_CHANGE_INT_EN |
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DP83822_SPEED_CHANGED_INT_EN;
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err = phy_write(phydev, MII_DP83822_MISR1, misr_status);
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if (err < 0)
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return err;
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misr_status = phy_read(phydev, MII_DP83822_MISR2);
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if (misr_status < 0)
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return misr_status;
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misr_status |= (DP83822_JABBER_DET_INT_EN |
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DP83822_SLEEP_MODE_INT_EN |
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DP83822_LB_FIFO_INT_EN |
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DP83822_PAGE_RX_INT_EN |
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DP83822_EEE_ERROR_CHANGE_INT_EN);
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if (!dp83822->fx_enabled)
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misr_status |= DP83822_MDI_XOVER_INT_EN |
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DP83822_ANEG_ERR_INT_EN |
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DP83822_WOL_PKT_INT_EN;
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err = phy_write(phydev, MII_DP83822_MISR2, misr_status);
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if (err < 0)
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return err;
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physcr_status = phy_read(phydev, MII_DP83822_PHYSCR);
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if (physcr_status < 0)
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return physcr_status;
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physcr_status |= DP83822_PHYSCR_INT_OE | DP83822_PHYSCR_INTEN;
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} else {
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err = phy_write(phydev, MII_DP83822_MISR1, 0);
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if (err < 0)
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return err;
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err = phy_write(phydev, MII_DP83822_MISR2, 0);
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if (err < 0)
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return err;
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physcr_status = phy_read(phydev, MII_DP83822_PHYSCR);
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if (physcr_status < 0)
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return physcr_status;
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physcr_status &= ~DP83822_PHYSCR_INTEN;
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}
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return phy_write(phydev, MII_DP83822_PHYSCR, physcr_status);
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}
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static irqreturn_t dp83822_handle_interrupt(struct phy_device *phydev)
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{
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bool trigger_machine = false;
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int irq_status;
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/* The MISR1 and MISR2 registers are holding the interrupt status in
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* the upper half (15:8), while the lower half (7:0) is used for
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* controlling the interrupt enable state of those individual interrupt
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* sources. To determine the possible interrupt sources, just read the
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* MISR* register and use it directly to know which interrupts have
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* been enabled previously or not.
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*/
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irq_status = phy_read(phydev, MII_DP83822_MISR1);
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if (irq_status < 0) {
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phy_error(phydev);
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return IRQ_NONE;
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}
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if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
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trigger_machine = true;
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irq_status = phy_read(phydev, MII_DP83822_MISR2);
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if (irq_status < 0) {
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phy_error(phydev);
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return IRQ_NONE;
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}
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if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
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trigger_machine = true;
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if (!trigger_machine)
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return IRQ_NONE;
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phy_trigger_machine(phydev);
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return IRQ_HANDLED;
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}
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static int dp8382x_disable_wol(struct phy_device *phydev)
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{
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return phy_clear_bits_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_CFG,
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DP83822_WOL_EN | DP83822_WOL_MAGIC_EN |
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DP83822_WOL_SECURE_ON);
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}
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static int dp83822_read_status(struct phy_device *phydev)
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{
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struct dp83822_private *dp83822 = phydev->priv;
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int status = phy_read(phydev, MII_DP83822_PHYSTS);
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int ctrl2;
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int ret;
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if (dp83822->fx_enabled) {
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if (status & DP83822_PHYSTS_LINK) {
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phydev->speed = SPEED_UNKNOWN;
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phydev->duplex = DUPLEX_UNKNOWN;
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} else {
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ctrl2 = phy_read(phydev, MII_DP83822_CTRL_2);
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if (ctrl2 < 0)
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return ctrl2;
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if (!(ctrl2 & DP83822_FX_ENABLE)) {
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ret = phy_write(phydev, MII_DP83822_CTRL_2,
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DP83822_FX_ENABLE | ctrl2);
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if (ret < 0)
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return ret;
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}
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}
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}
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ret = genphy_read_status(phydev);
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if (ret)
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return ret;
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if (status < 0)
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return status;
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if (status & DP83822_PHYSTS_DUPLEX)
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phydev->duplex = DUPLEX_FULL;
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else
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phydev->duplex = DUPLEX_HALF;
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if (status & DP83822_PHYSTS_10)
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phydev->speed = SPEED_10;
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else
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phydev->speed = SPEED_100;
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return 0;
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}
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static int dp83822_config_init(struct phy_device *phydev)
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{
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struct dp83822_private *dp83822 = phydev->priv;
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struct device *dev = &phydev->mdio.dev;
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int rgmii_delay;
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s32 rx_int_delay;
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s32 tx_int_delay;
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int err = 0;
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int bmcr;
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if (phy_interface_is_rgmii(phydev)) {
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rx_int_delay = phy_get_internal_delay(phydev, dev, NULL, 0,
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true);
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if (rx_int_delay <= 0)
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rgmii_delay = 0;
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else
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rgmii_delay = DP83822_RX_CLK_SHIFT;
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tx_int_delay = phy_get_internal_delay(phydev, dev, NULL, 0,
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false);
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if (tx_int_delay <= 0)
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rgmii_delay &= ~DP83822_TX_CLK_SHIFT;
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else
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rgmii_delay |= DP83822_TX_CLK_SHIFT;
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if (rgmii_delay) {
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err = phy_set_bits_mmd(phydev, DP83822_DEVADDR,
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MII_DP83822_RCSR, rgmii_delay);
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if (err)
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return err;
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}
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}
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if (dp83822->fx_enabled) {
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err = phy_modify(phydev, MII_DP83822_CTRL_2,
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DP83822_FX_ENABLE, 1);
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if (err < 0)
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return err;
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/* Only allow advertising what this PHY supports */
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linkmode_and(phydev->advertising, phydev->advertising,
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phydev->supported);
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linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
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phydev->supported);
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linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
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phydev->advertising);
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linkmode_set_bit(ETHTOOL_LINK_MODE_100baseFX_Full_BIT,
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phydev->supported);
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linkmode_set_bit(ETHTOOL_LINK_MODE_100baseFX_Half_BIT,
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phydev->supported);
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linkmode_set_bit(ETHTOOL_LINK_MODE_100baseFX_Full_BIT,
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phydev->advertising);
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linkmode_set_bit(ETHTOOL_LINK_MODE_100baseFX_Half_BIT,
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phydev->advertising);
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/* Auto neg is not supported in fiber mode */
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bmcr = phy_read(phydev, MII_BMCR);
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if (bmcr < 0)
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return bmcr;
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if (bmcr & BMCR_ANENABLE) {
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err = phy_modify(phydev, MII_BMCR, BMCR_ANENABLE, 0);
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if (err < 0)
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return err;
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}
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phydev->autoneg = AUTONEG_DISABLE;
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linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
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phydev->supported);
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linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
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phydev->advertising);
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/* Setup fiber advertisement */
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err = phy_modify_changed(phydev, MII_ADVERTISE,
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MII_DP83822_FIBER_ADVERTISE,
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MII_DP83822_FIBER_ADVERTISE);
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if (err < 0)
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return err;
|
|
|
|
if (dp83822->fx_signal_det_low) {
|
|
err = phy_set_bits_mmd(phydev, DP83822_DEVADDR,
|
|
MII_DP83822_GENCFG,
|
|
DP83822_SIG_DET_LOW);
|
|
if (err)
|
|
return err;
|
|
}
|
|
}
|
|
return dp8382x_disable_wol(phydev);
|
|
}
|
|
|
|
static int dp8382x_config_init(struct phy_device *phydev)
|
|
{
|
|
return dp8382x_disable_wol(phydev);
|
|
}
|
|
|
|
static int dp83822_phy_reset(struct phy_device *phydev)
|
|
{
|
|
int err;
|
|
|
|
err = phy_write(phydev, MII_DP83822_RESET_CTRL, DP83822_SW_RESET);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return phydev->drv->config_init(phydev);
|
|
}
|
|
|
|
#ifdef CONFIG_OF_MDIO
|
|
static int dp83822_of_init(struct phy_device *phydev)
|
|
{
|
|
struct dp83822_private *dp83822 = phydev->priv;
|
|
struct device *dev = &phydev->mdio.dev;
|
|
|
|
/* Signal detection for the PHY is only enabled if the FX_EN and the
|
|
* SD_EN pins are strapped. Signal detection can only enabled if FX_EN
|
|
* is strapped otherwise signal detection is disabled for the PHY.
|
|
*/
|
|
if (dp83822->fx_enabled && dp83822->fx_sd_enable)
|
|
dp83822->fx_signal_det_low = device_property_present(dev,
|
|
"ti,link-loss-low");
|
|
if (!dp83822->fx_enabled)
|
|
dp83822->fx_enabled = device_property_present(dev,
|
|
"ti,fiber-mode");
|
|
|
|
return 0;
|
|
}
|
|
#else
|
|
static int dp83822_of_init(struct phy_device *phydev)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_OF_MDIO */
|
|
|
|
static int dp83822_read_straps(struct phy_device *phydev)
|
|
{
|
|
struct dp83822_private *dp83822 = phydev->priv;
|
|
int fx_enabled, fx_sd_enable;
|
|
int val;
|
|
|
|
val = phy_read_mmd(phydev, DP83822_DEVADDR, MII_DP83822_SOR1);
|
|
if (val < 0)
|
|
return val;
|
|
|
|
fx_enabled = (val & DP83822_COL_STRAP_MASK) >> DP83822_COL_SHIFT;
|
|
if (fx_enabled == DP83822_STRAP_MODE2 ||
|
|
fx_enabled == DP83822_STRAP_MODE3)
|
|
dp83822->fx_enabled = 1;
|
|
|
|
if (dp83822->fx_enabled) {
|
|
fx_sd_enable = (val & DP83822_RX_ER_STR_MASK) >> DP83822_RX_ER_SHIFT;
|
|
if (fx_sd_enable == DP83822_STRAP_MODE3 ||
|
|
fx_sd_enable == DP83822_STRAP_MODE4)
|
|
dp83822->fx_sd_enable = 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int dp83822_probe(struct phy_device *phydev)
|
|
{
|
|
struct dp83822_private *dp83822;
|
|
int ret;
|
|
|
|
dp83822 = devm_kzalloc(&phydev->mdio.dev, sizeof(*dp83822),
|
|
GFP_KERNEL);
|
|
if (!dp83822)
|
|
return -ENOMEM;
|
|
|
|
phydev->priv = dp83822;
|
|
|
|
ret = dp83822_read_straps(phydev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
dp83822_of_init(phydev);
|
|
|
|
if (dp83822->fx_enabled)
|
|
phydev->port = PORT_FIBRE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int dp83822_suspend(struct phy_device *phydev)
|
|
{
|
|
int value;
|
|
|
|
value = phy_read_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_CFG);
|
|
|
|
if (!(value & DP83822_WOL_EN))
|
|
genphy_suspend(phydev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int dp83822_resume(struct phy_device *phydev)
|
|
{
|
|
int value;
|
|
|
|
genphy_resume(phydev);
|
|
|
|
value = phy_read_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_CFG);
|
|
|
|
phy_write_mmd(phydev, DP83822_DEVADDR, MII_DP83822_WOL_CFG, value |
|
|
DP83822_WOL_CLR_INDICATION);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define DP83822_PHY_DRIVER(_id, _name) \
|
|
{ \
|
|
PHY_ID_MATCH_MODEL(_id), \
|
|
.name = (_name), \
|
|
/* PHY_BASIC_FEATURES */ \
|
|
.probe = dp83822_probe, \
|
|
.soft_reset = dp83822_phy_reset, \
|
|
.config_init = dp83822_config_init, \
|
|
.read_status = dp83822_read_status, \
|
|
.get_wol = dp83822_get_wol, \
|
|
.set_wol = dp83822_set_wol, \
|
|
.config_intr = dp83822_config_intr, \
|
|
.handle_interrupt = dp83822_handle_interrupt, \
|
|
.suspend = dp83822_suspend, \
|
|
.resume = dp83822_resume, \
|
|
}
|
|
|
|
#define DP8382X_PHY_DRIVER(_id, _name) \
|
|
{ \
|
|
PHY_ID_MATCH_MODEL(_id), \
|
|
.name = (_name), \
|
|
/* PHY_BASIC_FEATURES */ \
|
|
.soft_reset = dp83822_phy_reset, \
|
|
.config_init = dp8382x_config_init, \
|
|
.get_wol = dp83822_get_wol, \
|
|
.set_wol = dp83822_set_wol, \
|
|
.config_intr = dp83822_config_intr, \
|
|
.handle_interrupt = dp83822_handle_interrupt, \
|
|
.suspend = dp83822_suspend, \
|
|
.resume = dp83822_resume, \
|
|
}
|
|
|
|
static struct phy_driver dp83822_driver[] = {
|
|
DP83822_PHY_DRIVER(DP83822_PHY_ID, "TI DP83822"),
|
|
DP8382X_PHY_DRIVER(DP83825I_PHY_ID, "TI DP83825I"),
|
|
DP8382X_PHY_DRIVER(DP83826C_PHY_ID, "TI DP83826C"),
|
|
DP8382X_PHY_DRIVER(DP83826NC_PHY_ID, "TI DP83826NC"),
|
|
DP8382X_PHY_DRIVER(DP83825S_PHY_ID, "TI DP83825S"),
|
|
DP8382X_PHY_DRIVER(DP83825CM_PHY_ID, "TI DP83825M"),
|
|
DP8382X_PHY_DRIVER(DP83825CS_PHY_ID, "TI DP83825CS"),
|
|
};
|
|
module_phy_driver(dp83822_driver);
|
|
|
|
static struct mdio_device_id __maybe_unused dp83822_tbl[] = {
|
|
{ DP83822_PHY_ID, 0xfffffff0 },
|
|
{ DP83825I_PHY_ID, 0xfffffff0 },
|
|
{ DP83826C_PHY_ID, 0xfffffff0 },
|
|
{ DP83826NC_PHY_ID, 0xfffffff0 },
|
|
{ DP83825S_PHY_ID, 0xfffffff0 },
|
|
{ DP83825CM_PHY_ID, 0xfffffff0 },
|
|
{ DP83825CS_PHY_ID, 0xfffffff0 },
|
|
{ },
|
|
};
|
|
MODULE_DEVICE_TABLE(mdio, dp83822_tbl);
|
|
|
|
MODULE_DESCRIPTION("Texas Instruments DP83822 PHY driver");
|
|
MODULE_AUTHOR("Dan Murphy <dmurphy@ti.com");
|
|
MODULE_LICENSE("GPL v2");
|