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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/net/phy/broadcom.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/phy/broadcom.c')
-rw-r--r--drivers/net/phy/broadcom.c790
1 files changed, 790 insertions, 0 deletions
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
new file mode 100644
index 000000000..94622d119
--- /dev/null
+++ b/drivers/net/phy/broadcom.c
@@ -0,0 +1,790 @@
+/*
+ * drivers/net/phy/broadcom.c
+ *
+ * Broadcom BCM5411, BCM5421 and BCM5461 Gigabit Ethernet
+ * transceivers.
+ *
+ * Copyright (c) 2006 Maciej W. Rozycki
+ *
+ * Inspired by code written by Amy Fong.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include "bcm-phy-lib.h"
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/phy.h>
+#include <linux/brcmphy.h>
+#include <linux/of.h>
+
+#define BRCM_PHY_MODEL(phydev) \
+ ((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask)
+
+#define BRCM_PHY_REV(phydev) \
+ ((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask))
+
+MODULE_DESCRIPTION("Broadcom PHY driver");
+MODULE_AUTHOR("Maciej W. Rozycki");
+MODULE_LICENSE("GPL");
+
+static int bcm54210e_config_init(struct phy_device *phydev)
+{
+ int val;
+
+ val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
+ val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
+ val |= MII_BCM54XX_AUXCTL_MISC_WREN;
+ bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, val);
+
+ val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL);
+ val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
+ bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
+
+ if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {
+ val = phy_read(phydev, MII_CTRL1000);
+ val |= CTL1000_AS_MASTER | CTL1000_ENABLE_MASTER;
+ phy_write(phydev, MII_CTRL1000, val);
+ }
+
+ return 0;
+}
+
+static int bcm54612e_config_init(struct phy_device *phydev)
+{
+ int reg;
+
+ /* Clear TX internal delay unless requested. */
+ if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) &&
+ (phydev->interface != PHY_INTERFACE_MODE_RGMII_TXID)) {
+ /* Disable TXD to GTXCLK clock delay (default set) */
+ /* Bit 9 is the only field in shadow register 00011 */
+ bcm_phy_write_shadow(phydev, 0x03, 0);
+ }
+
+ /* Clear RX internal delay unless requested. */
+ if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) &&
+ (phydev->interface != PHY_INTERFACE_MODE_RGMII_RXID)) {
+ reg = bcm54xx_auxctl_read(phydev,
+ MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
+ /* Disable RXD to RXC delay (default set) */
+ reg &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
+ /* Clear shadow selector field */
+ reg &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MASK;
+ bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC,
+ MII_BCM54XX_AUXCTL_MISC_WREN | reg);
+ }
+
+ /* Enable CLK125 MUX on LED4 if ref clock is enabled. */
+ if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {
+ int err;
+
+ reg = bcm_phy_read_exp(phydev, BCM54612E_EXP_SPARE0);
+ err = bcm_phy_write_exp(phydev, BCM54612E_EXP_SPARE0,
+ BCM54612E_LED4_CLK125OUT_EN | reg);
+
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
+static int bcm5481x_config(struct phy_device *phydev)
+{
+ int rc, val;
+
+ /* handling PHY's internal RX clock delay */
+ val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
+ val |= MII_BCM54XX_AUXCTL_MISC_WREN;
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
+ /* Disable RGMII RXC-RXD skew */
+ val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
+ }
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
+ /* Enable RGMII RXC-RXD skew */
+ val |= MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
+ }
+ rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC,
+ val);
+ if (rc < 0)
+ return rc;
+
+ /* handling PHY's internal TX clock delay */
+ val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL);
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
+ /* Disable internal TX clock delay */
+ val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
+ }
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
+ /* Enable internal TX clock delay */
+ val |= BCM54810_SHD_CLK_CTL_GTXCLK_EN;
+ }
+ rc = bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
+ if (rc < 0)
+ return rc;
+
+ return 0;
+}
+
+/* Needs SMDSP clock enabled via bcm54xx_phydsp_config() */
+static int bcm50610_a0_workaround(struct phy_device *phydev)
+{
+ int err;
+
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH0,
+ MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN |
+ MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF);
+ if (err < 0)
+ return err;
+
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH3,
+ MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ);
+ if (err < 0)
+ return err;
+
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75,
+ MII_BCM54XX_EXP_EXP75_VDACCTRL);
+ if (err < 0)
+ return err;
+
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP96,
+ MII_BCM54XX_EXP_EXP96_MYST);
+ if (err < 0)
+ return err;
+
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP97,
+ MII_BCM54XX_EXP_EXP97_MYST);
+
+ return err;
+}
+
+static int bcm54xx_phydsp_config(struct phy_device *phydev)
+{
+ int err, err2;
+
+ /* Enable the SMDSP clock */
+ err = bcm54xx_auxctl_write(phydev,
+ MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
+ MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA |
+ MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
+ if (err < 0)
+ return err;
+
+ if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
+ BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) {
+ /* Clear bit 9 to fix a phy interop issue. */
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP08,
+ MII_BCM54XX_EXP_EXP08_RJCT_2MHZ);
+ if (err < 0)
+ goto error;
+
+ if (phydev->drv->phy_id == PHY_ID_BCM50610) {
+ err = bcm50610_a0_workaround(phydev);
+ if (err < 0)
+ goto error;
+ }
+ }
+
+ if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM57780) {
+ int val;
+
+ val = bcm_phy_read_exp(phydev, MII_BCM54XX_EXP_EXP75);
+ if (val < 0)
+ goto error;
+
+ val |= MII_BCM54XX_EXP_EXP75_CM_OSC;
+ err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75, val);
+ }
+
+error:
+ /* Disable the SMDSP clock */
+ err2 = bcm54xx_auxctl_write(phydev,
+ MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
+ MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
+
+ /* Return the first error reported. */
+ return err ? err : err2;
+}
+
+static void bcm54xx_adjust_rxrefclk(struct phy_device *phydev)
+{
+ u32 orig;
+ int val;
+ bool clk125en = true;
+
+ /* Abort if we are using an untested phy. */
+ if (BRCM_PHY_MODEL(phydev) != PHY_ID_BCM57780 &&
+ BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610 &&
+ BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610M)
+ return;
+
+ val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR3);
+ if (val < 0)
+ return;
+
+ orig = val;
+
+ if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
+ BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
+ BRCM_PHY_REV(phydev) >= 0x3) {
+ /*
+ * Here, bit 0 _disables_ CLK125 when set.
+ * This bit is set by default.
+ */
+ clk125en = false;
+ } else {
+ if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) {
+ /* Here, bit 0 _enables_ CLK125 when set */
+ val &= ~BCM54XX_SHD_SCR3_DEF_CLK125;
+ clk125en = false;
+ }
+ }
+
+ if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
+ val &= ~BCM54XX_SHD_SCR3_DLLAPD_DIS;
+ else
+ val |= BCM54XX_SHD_SCR3_DLLAPD_DIS;
+
+ if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY)
+ val |= BCM54XX_SHD_SCR3_TRDDAPD;
+
+ if (orig != val)
+ bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR3, val);
+
+ val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_APD);
+ if (val < 0)
+ return;
+
+ orig = val;
+
+ if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
+ val |= BCM54XX_SHD_APD_EN;
+ else
+ val &= ~BCM54XX_SHD_APD_EN;
+
+ if (orig != val)
+ bcm_phy_write_shadow(phydev, BCM54XX_SHD_APD, val);
+}
+
+static int bcm54xx_config_init(struct phy_device *phydev)
+{
+ int reg, err, val;
+
+ reg = phy_read(phydev, MII_BCM54XX_ECR);
+ if (reg < 0)
+ return reg;
+
+ /* Mask interrupts globally. */
+ reg |= MII_BCM54XX_ECR_IM;
+ err = phy_write(phydev, MII_BCM54XX_ECR, reg);
+ if (err < 0)
+ return err;
+
+ /* Unmask events we are interested in. */
+ reg = ~(MII_BCM54XX_INT_DUPLEX |
+ MII_BCM54XX_INT_SPEED |
+ MII_BCM54XX_INT_LINK);
+ err = phy_write(phydev, MII_BCM54XX_IMR, reg);
+ if (err < 0)
+ return err;
+
+ if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
+ BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
+ (phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE))
+ bcm_phy_write_shadow(phydev, BCM54XX_SHD_RGMII_MODE, 0);
+
+ if ((phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) ||
+ (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) ||
+ (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
+ bcm54xx_adjust_rxrefclk(phydev);
+
+ if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54210E) {
+ err = bcm54210e_config_init(phydev);
+ if (err)
+ return err;
+ } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54612E) {
+ err = bcm54612e_config_init(phydev);
+ if (err)
+ return err;
+ } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) {
+ /* For BCM54810, we need to disable BroadR-Reach function */
+ val = bcm_phy_read_exp(phydev,
+ BCM54810_EXP_BROADREACH_LRE_MISC_CTL);
+ val &= ~BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN;
+ err = bcm_phy_write_exp(phydev,
+ BCM54810_EXP_BROADREACH_LRE_MISC_CTL,
+ val);
+ if (err < 0)
+ return err;
+ }
+
+ bcm54xx_phydsp_config(phydev);
+
+ return 0;
+}
+
+static int bcm5482_config_init(struct phy_device *phydev)
+{
+ int err, reg;
+
+ err = bcm54xx_config_init(phydev);
+
+ if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {
+ /*
+ * Enable secondary SerDes and its use as an LED source
+ */
+ reg = bcm_phy_read_shadow(phydev, BCM5482_SHD_SSD);
+ bcm_phy_write_shadow(phydev, BCM5482_SHD_SSD,
+ reg |
+ BCM5482_SHD_SSD_LEDM |
+ BCM5482_SHD_SSD_EN);
+
+ /*
+ * Enable SGMII slave mode and auto-detection
+ */
+ reg = BCM5482_SSD_SGMII_SLAVE | MII_BCM54XX_EXP_SEL_SSD;
+ err = bcm_phy_read_exp(phydev, reg);
+ if (err < 0)
+ return err;
+ err = bcm_phy_write_exp(phydev, reg, err |
+ BCM5482_SSD_SGMII_SLAVE_EN |
+ BCM5482_SSD_SGMII_SLAVE_AD);
+ if (err < 0)
+ return err;
+
+ /*
+ * Disable secondary SerDes powerdown
+ */
+ reg = BCM5482_SSD_1000BX_CTL | MII_BCM54XX_EXP_SEL_SSD;
+ err = bcm_phy_read_exp(phydev, reg);
+ if (err < 0)
+ return err;
+ err = bcm_phy_write_exp(phydev, reg,
+ err & ~BCM5482_SSD_1000BX_CTL_PWRDOWN);
+ if (err < 0)
+ return err;
+
+ /*
+ * Select 1000BASE-X register set (primary SerDes)
+ */
+ reg = bcm_phy_read_shadow(phydev, BCM5482_SHD_MODE);
+ bcm_phy_write_shadow(phydev, BCM5482_SHD_MODE,
+ reg | BCM5482_SHD_MODE_1000BX);
+
+ /*
+ * LED1=ACTIVITYLED, LED3=LINKSPD[2]
+ * (Use LED1 as secondary SerDes ACTIVITY LED)
+ */
+ bcm_phy_write_shadow(phydev, BCM5482_SHD_LEDS1,
+ BCM5482_SHD_LEDS1_LED1(BCM_LED_SRC_ACTIVITYLED) |
+ BCM5482_SHD_LEDS1_LED3(BCM_LED_SRC_LINKSPD2));
+
+ /*
+ * Auto-negotiation doesn't seem to work quite right
+ * in this mode, so we disable it and force it to the
+ * right speed/duplex setting. Only 'link status'
+ * is important.
+ */
+ phydev->autoneg = AUTONEG_DISABLE;
+ phydev->speed = SPEED_1000;
+ phydev->duplex = DUPLEX_FULL;
+ }
+
+ return err;
+}
+
+static int bcm5482_read_status(struct phy_device *phydev)
+{
+ int err;
+
+ err = genphy_read_status(phydev);
+
+ if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {
+ /*
+ * Only link status matters for 1000Base-X mode, so force
+ * 1000 Mbit/s full-duplex status
+ */
+ if (phydev->link) {
+ phydev->speed = SPEED_1000;
+ phydev->duplex = DUPLEX_FULL;
+ }
+ }
+
+ return err;
+}
+
+static int bcm5481_config_aneg(struct phy_device *phydev)
+{
+ struct device_node *np = phydev->mdio.dev.of_node;
+ int ret;
+
+ /* Aneg firsly. */
+ ret = genphy_config_aneg(phydev);
+
+ /* Then we can set up the delay. */
+ bcm5481x_config(phydev);
+
+ if (of_property_read_bool(np, "enet-phy-lane-swap")) {
+ /* Lane Swap - Undocumented register...magic! */
+ ret = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_SEL_ER + 0x9,
+ 0x11B);
+ if (ret < 0)
+ return ret;
+ }
+
+ return ret;
+}
+
+static int brcm_phy_setbits(struct phy_device *phydev, int reg, int set)
+{
+ int val;
+
+ val = phy_read(phydev, reg);
+ if (val < 0)
+ return val;
+
+ return phy_write(phydev, reg, val | set);
+}
+
+static int brcm_fet_config_init(struct phy_device *phydev)
+{
+ int reg, err, err2, brcmtest;
+
+ /* Reset the PHY to bring it to a known state. */
+ err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+ if (err < 0)
+ return err;
+
+ /* The datasheet indicates the PHY needs up to 1us to complete a reset,
+ * build some slack here.
+ */
+ usleep_range(1000, 2000);
+
+ /* The PHY requires 65 MDC clock cycles to complete a write operation
+ * and turnaround the line properly.
+ *
+ * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac)
+ * may flag the lack of turn-around as a read failure. This is
+ * particularly true with this combination since the MDIO controller
+ * only used 64 MDC cycles. This is not a critical failure in this
+ * specific case and it has no functional impact otherwise, so we let
+ * that one go through. If there is a genuine bus error, the next read
+ * of MII_BRCM_FET_INTREG will error out.
+ */
+ err = phy_read(phydev, MII_BMCR);
+ if (err < 0 && err != -EIO)
+ return err;
+
+ reg = phy_read(phydev, MII_BRCM_FET_INTREG);
+ if (reg < 0)
+ return reg;
+
+ /* Unmask events we are interested in and mask interrupts globally. */
+ reg = MII_BRCM_FET_IR_DUPLEX_EN |
+ MII_BRCM_FET_IR_SPEED_EN |
+ MII_BRCM_FET_IR_LINK_EN |
+ MII_BRCM_FET_IR_ENABLE |
+ MII_BRCM_FET_IR_MASK;
+
+ err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
+ if (err < 0)
+ return err;
+
+ /* Enable shadow register access */
+ brcmtest = phy_read(phydev, MII_BRCM_FET_BRCMTEST);
+ if (brcmtest < 0)
+ return brcmtest;
+
+ reg = brcmtest | MII_BRCM_FET_BT_SRE;
+
+ err = phy_write(phydev, MII_BRCM_FET_BRCMTEST, reg);
+ if (err < 0)
+ return err;
+
+ /* Set the LED mode */
+ reg = phy_read(phydev, MII_BRCM_FET_SHDW_AUXMODE4);
+ if (reg < 0) {
+ err = reg;
+ goto done;
+ }
+
+ reg &= ~MII_BRCM_FET_SHDW_AM4_LED_MASK;
+ reg |= MII_BRCM_FET_SHDW_AM4_LED_MODE1;
+
+ err = phy_write(phydev, MII_BRCM_FET_SHDW_AUXMODE4, reg);
+ if (err < 0)
+ goto done;
+
+ /* Enable auto MDIX */
+ err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_MISCCTRL,
+ MII_BRCM_FET_SHDW_MC_FAME);
+ if (err < 0)
+ goto done;
+
+ if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) {
+ /* Enable auto power down */
+ err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_AUXSTAT2,
+ MII_BRCM_FET_SHDW_AS2_APDE);
+ }
+
+done:
+ /* Disable shadow register access */
+ err2 = phy_write(phydev, MII_BRCM_FET_BRCMTEST, brcmtest);
+ if (!err)
+ err = err2;
+
+ return err;
+}
+
+static int brcm_fet_ack_interrupt(struct phy_device *phydev)
+{
+ int reg;
+
+ /* Clear pending interrupts. */
+ reg = phy_read(phydev, MII_BRCM_FET_INTREG);
+ if (reg < 0)
+ return reg;
+
+ return 0;
+}
+
+static int brcm_fet_config_intr(struct phy_device *phydev)
+{
+ int reg, err;
+
+ reg = phy_read(phydev, MII_BRCM_FET_INTREG);
+ if (reg < 0)
+ return reg;
+
+ if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
+ reg &= ~MII_BRCM_FET_IR_MASK;
+ else
+ reg |= MII_BRCM_FET_IR_MASK;
+
+ err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
+ return err;
+}
+
+struct bcm53xx_phy_priv {
+ u64 *stats;
+};
+
+static int bcm53xx_phy_probe(struct phy_device *phydev)
+{
+ struct bcm53xx_phy_priv *priv;
+
+ priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ phydev->priv = priv;
+
+ priv->stats = devm_kcalloc(&phydev->mdio.dev,
+ bcm_phy_get_sset_count(phydev), sizeof(u64),
+ GFP_KERNEL);
+ if (!priv->stats)
+ return -ENOMEM;
+
+ return 0;
+}
+
+static void bcm53xx_phy_get_stats(struct phy_device *phydev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct bcm53xx_phy_priv *priv = phydev->priv;
+
+ bcm_phy_get_stats(phydev, priv->stats, stats, data);
+}
+
+static struct phy_driver broadcom_drivers[] = {
+{
+ .phy_id = PHY_ID_BCM5411,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5411",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5421,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5421",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM54210E,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM54210E",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5461,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5461",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM54612E,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM54612E",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM54616S,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM54616S",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5464,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5464",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5481,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5481",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .config_aneg = bcm5481_config_aneg,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM54810,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM54810",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .config_aneg = bcm5481_config_aneg,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5482,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5482",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm5482_config_init,
+ .read_status = bcm5482_read_status,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM50610,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM50610",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM50610M,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM50610M",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM57780,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM57780",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
+ .phy_id = PHY_ID_BCMAC131,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCMAC131",
+ .features = PHY_BASIC_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = brcm_fet_config_init,
+ .ack_interrupt = brcm_fet_ack_interrupt,
+ .config_intr = brcm_fet_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5241,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5241",
+ .features = PHY_BASIC_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = brcm_fet_config_init,
+ .ack_interrupt = brcm_fet_ack_interrupt,
+ .config_intr = brcm_fet_config_intr,
+}, {
+ .phy_id = PHY_ID_BCM5395,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM5395",
+ .flags = PHY_IS_INTERNAL,
+ .features = PHY_GBIT_FEATURES,
+ .get_sset_count = bcm_phy_get_sset_count,
+ .get_strings = bcm_phy_get_strings,
+ .get_stats = bcm53xx_phy_get_stats,
+ .probe = bcm53xx_phy_probe,
+}, {
+ .phy_id = PHY_ID_BCM89610,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM89610",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+} };
+
+module_phy_driver(broadcom_drivers);
+
+static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
+ { PHY_ID_BCM5411, 0xfffffff0 },
+ { PHY_ID_BCM5421, 0xfffffff0 },
+ { PHY_ID_BCM54210E, 0xfffffff0 },
+ { PHY_ID_BCM5461, 0xfffffff0 },
+ { PHY_ID_BCM54612E, 0xfffffff0 },
+ { PHY_ID_BCM54616S, 0xfffffff0 },
+ { PHY_ID_BCM5464, 0xfffffff0 },
+ { PHY_ID_BCM5481, 0xfffffff0 },
+ { PHY_ID_BCM54810, 0xfffffff0 },
+ { PHY_ID_BCM5482, 0xfffffff0 },
+ { PHY_ID_BCM50610, 0xfffffff0 },
+ { PHY_ID_BCM50610M, 0xfffffff0 },
+ { PHY_ID_BCM57780, 0xfffffff0 },
+ { PHY_ID_BCMAC131, 0xfffffff0 },
+ { PHY_ID_BCM5241, 0xfffffff0 },
+ { PHY_ID_BCM5395, 0xfffffff0 },
+ { PHY_ID_BCM89610, 0xfffffff0 },
+ { }
+};
+
+MODULE_DEVICE_TABLE(mdio, broadcom_tbl);