[RFC PATCH net-next 03/12] phy: Add lan966x ethernet serdes PHY driver
From: Horatiu Vultur
Date: Mon Sep 20 2021 - 05:51:52 EST
Add the Microchip lan966x ethernet serdes PHY driver for 1G interfaces
available in the lan966x SoC.
Signed-off-by: Horatiu Vultur <horatiu.vultur@xxxxxxxxxxxxx>
---
drivers/phy/microchip/Kconfig | 8 +
drivers/phy/microchip/Makefile | 1 +
drivers/phy/microchip/lan966x_serdes.c | 525 ++++++++++++++++++++
drivers/phy/microchip/lan966x_serdes_regs.h | 482 ++++++++++++++++++
include/dt-bindings/phy/lan966x_serdes.h | 14 +
5 files changed, 1030 insertions(+)
create mode 100644 drivers/phy/microchip/lan966x_serdes.c
create mode 100644 drivers/phy/microchip/lan966x_serdes_regs.h
create mode 100644 include/dt-bindings/phy/lan966x_serdes.h
diff --git a/drivers/phy/microchip/Kconfig b/drivers/phy/microchip/Kconfig
index 3728a284bf64..38039ed0754c 100644
--- a/drivers/phy/microchip/Kconfig
+++ b/drivers/phy/microchip/Kconfig
@@ -11,3 +11,11 @@ config PHY_SPARX5_SERDES
depends on HAS_IOMEM
help
Enable this for support of the 10G/25G SerDes on Microchip Sparx5.
+
+config PHY_LAN966X_SERDES
+ tristate "SerDes PHY driver for Microchip LAN966X"
+ select GENERIC_PHY
+ depends on OF
+ depends on MFD_SYSCON
+ help
+ Enable this for supporting SerDes muxing with Microchip LAN966X
diff --git a/drivers/phy/microchip/Makefile b/drivers/phy/microchip/Makefile
index 7b98345712aa..fd73b87960a5 100644
--- a/drivers/phy/microchip/Makefile
+++ b/drivers/phy/microchip/Makefile
@@ -4,3 +4,4 @@
#
obj-$(CONFIG_PHY_SPARX5_SERDES) := sparx5_serdes.o
+obj-$(CONFIG_PHY_LAN966X_SERDES) := lan966x_serdes.o
diff --git a/drivers/phy/microchip/lan966x_serdes.c b/drivers/phy/microchip/lan966x_serdes.c
new file mode 100644
index 000000000000..80811af40dca
--- /dev/null
+++ b/drivers/phy/microchip/lan966x_serdes.c
@@ -0,0 +1,525 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+#include <linux/err.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/phy.h>
+#include <linux/phy/phy.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <dt-bindings/phy/lan966x_serdes.h>
+#include "lan966x_serdes_regs.h"
+
+static const char *gcb_syscon = "microchip,lan966x-switch-syscon";
+
+#define lan_offset_(id, tinst, tcnt, \
+ gbase, ginst, gcnt, gwidth, \
+ raddr, rinst, rcnt, rwidth) \
+ (gbase + ((ginst) * gwidth) + raddr + ((rinst) * rwidth))
+#define lan_offset(...) lan_offset_(__VA_ARGS__)
+
+#define lan_rmw(val, mask, reg, off) \
+ regmap_update_bits(reg, lan_offset(off), mask, val)
+
+struct serdes_ctrl {
+ struct regmap *regs;
+ struct device *dev;
+ struct phy *phys[SERDES_MAX];
+ int ref125;
+};
+
+struct serdes_macro {
+ u8 idx;
+ int port;
+ struct serdes_ctrl *ctrl;
+};
+
+enum lan966x_sd6g40_mode {
+ LAN966X_SD6G40_MODE_QSGMII,
+ LAN966X_SD6G40_MODE_SGMII,
+};
+
+enum lan966x_sd6g40_ltx2rx {
+ LAN966X_SD6G40_TX2RX_LOOP_NONE,
+ LAN966X_SD6G40_LTX2RX
+};
+
+struct lan966x_sd6g40_setup_args {
+ enum lan966x_sd6g40_mode mode;
+ enum lan966x_sd6g40_ltx2rx tx2rx_loop;
+ bool txinvert;
+ bool rxinvert;
+ bool refclk125M;
+ bool mute;
+};
+
+struct lan966x_sd6g40_mode_args {
+ enum lan966x_sd6g40_mode mode;
+ u8 lane_10bit_sel;
+ u8 mpll_multiplier;
+ u8 ref_clkdiv2;
+ u8 tx_rate;
+ u8 rx_rate;
+};
+
+struct lan966x_sd6g40_setup {
+ u8 rx_term_en;
+ u8 lane_10bit_sel;
+ u8 tx_invert;
+ u8 rx_invert;
+ u8 mpll_multiplier;
+ u8 lane_loopbk_en;
+ u8 ref_clkdiv2;
+ u8 tx_rate;
+ u8 rx_rate;
+};
+
+static int lan966x_sd6g40_reg_cfg(struct serdes_macro *macro,
+ struct lan966x_sd6g40_setup *res_struct,
+ u32 idx)
+{
+ u32 value;
+
+ /* Note: SerDes HSIO is configured in 1G_LAN mode */
+ lan_rmw(HSIO_SD_CFG_LANE_10BIT_SEL(res_struct->lane_10bit_sel) |
+ HSIO_SD_CFG_RX_RATE(res_struct->rx_rate) |
+ HSIO_SD_CFG_TX_RATE(res_struct->tx_rate) |
+ HSIO_SD_CFG_TX_INVERT(res_struct->tx_invert) |
+ HSIO_SD_CFG_RX_INVERT(res_struct->rx_invert) |
+ HSIO_SD_CFG_LANE_LOOPBK_EN(res_struct->lane_loopbk_en) |
+ HSIO_SD_CFG_RX_RESET(0) |
+ HSIO_SD_CFG_TX_RESET(0),
+ HSIO_SD_CFG_LANE_10BIT_SEL_M |
+ HSIO_SD_CFG_RX_RATE_M |
+ HSIO_SD_CFG_TX_RATE_M |
+ HSIO_SD_CFG_TX_INVERT_M |
+ HSIO_SD_CFG_RX_INVERT_M |
+ HSIO_SD_CFG_LANE_LOOPBK_EN_M |
+ HSIO_SD_CFG_RX_RESET_M |
+ HSIO_SD_CFG_TX_RESET_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ lan_rmw(HSIO_MPLL_CFG_MPLL_MULTIPLIER(res_struct->mpll_multiplier) |
+ HSIO_MPLL_CFG_REF_CLKDIV2(res_struct->ref_clkdiv2),
+ HSIO_MPLL_CFG_MPLL_MULTIPLIER_M |
+ HSIO_MPLL_CFG_REF_CLKDIV2_M,
+ macro->ctrl->regs, HSIO_MPLL_CFG(idx));
+
+ lan_rmw(HSIO_SD_CFG_RX_TERM_EN(res_struct->rx_term_en),
+ HSIO_SD_CFG_RX_TERM_EN_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ lan_rmw(HSIO_MPLL_CFG_REF_SSP_EN(1),
+ HSIO_MPLL_CFG_REF_SSP_EN_M,
+ macro->ctrl->regs, HSIO_MPLL_CFG(idx));
+
+ usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC);
+
+ lan_rmw(HSIO_SD_CFG_PHY_RESET(0),
+ HSIO_SD_CFG_PHY_RESET_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC);
+
+ lan_rmw(HSIO_MPLL_CFG_MPLL_EN(1),
+ HSIO_MPLL_CFG_MPLL_EN_M,
+ macro->ctrl->regs, HSIO_MPLL_CFG(idx));
+
+ usleep_range(7 * USEC_PER_MSEC, 8 * USEC_PER_MSEC);
+
+ regmap_read(macro->ctrl->regs, lan_offset(HSIO_SD_STAT(idx)), &value);
+ value = HSIO_SD_STAT_MPLL_STATE_X(value);
+ if (value != 0x1) {
+ pr_info("Unexpected sd_sd_stat[%u] mpll_state was 0x1 but is 0x%x\n",
+ idx, value);
+ return 1;
+ }
+
+ lan_rmw(HSIO_SD_CFG_TX_CM_EN(1),
+ HSIO_SD_CFG_TX_CM_EN_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC);
+
+ regmap_read(macro->ctrl->regs, lan_offset(HSIO_SD_STAT(idx)), &value);
+ value = HSIO_SD_STAT_TX_CM_STATE_X(value);
+ if (value != 0x1) {
+ pr_info("Unexpected sd_sd_stat[%u] tx_cm_state was 0x1 but is 0x%x\n",
+ idx, value);
+ return 1;
+ }
+
+ lan_rmw(HSIO_SD_CFG_RX_PLL_EN(1) |
+ HSIO_SD_CFG_TX_EN(1),
+ HSIO_SD_CFG_RX_PLL_EN_M |
+ HSIO_SD_CFG_TX_EN_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC);
+
+ /* Waiting for serdes 0 rx DPLL to lock... */
+ regmap_read(macro->ctrl->regs, lan_offset(HSIO_SD_STAT(idx)), &value);
+ value = HSIO_SD_STAT_RX_PLL_STATE_X(value);
+ if (value != 0x1) {
+ pr_info("Unexpected sd_sd_stat[%u] rx_pll_state was 0x1 but is 0x%x\n",
+ idx, value);
+ return 1;
+ }
+
+ /* Waiting for serdes 0 tx operational... */
+ regmap_read(macro->ctrl->regs, lan_offset(HSIO_SD_STAT(idx)), &value);
+ value = HSIO_SD_STAT_TX_STATE_X(value);
+ if (value != 0x1) {
+ pr_info("Unexpected sd_sd_stat[%u] tx_state was 0x1 but is 0x%x\n",
+ idx, value);
+ return 1;
+ }
+
+ lan_rmw(HSIO_SD_CFG_TX_DATA_EN(1) |
+ HSIO_SD_CFG_RX_DATA_EN(1),
+ HSIO_SD_CFG_TX_DATA_EN_M |
+ HSIO_SD_CFG_RX_DATA_EN_M,
+ macro->ctrl->regs, HSIO_SD_CFG(idx));
+
+ return 0;
+}
+
+static int lan966x_sd6g40_get_conf_from_mode(enum lan966x_sd6g40_mode f_mode,
+ bool ref125M,
+ struct lan966x_sd6g40_mode_args *ret_val)
+{
+ switch (f_mode) {
+ case LAN966X_SD6G40_MODE_QSGMII:
+ ret_val->lane_10bit_sel = 0;
+ if (ref125M) {
+ ret_val->mpll_multiplier = 40;
+ ret_val->ref_clkdiv2 = 0x1;
+ ret_val->tx_rate = 0x0;
+ ret_val->rx_rate = 0x0;
+ } else {
+ ret_val->mpll_multiplier = 100;
+ ret_val->ref_clkdiv2 = 0x0;
+ ret_val->tx_rate = 0x0;
+ ret_val->rx_rate = 0x0;
+ }
+ break;
+ case LAN966X_SD6G40_MODE_SGMII:
+ ret_val->lane_10bit_sel = 1;
+ if (ref125M) {
+ ret_val->mpll_multiplier = 40;
+ ret_val->ref_clkdiv2 = 0x1;
+ ret_val->tx_rate = 0x2;
+ ret_val->rx_rate = 0x2;
+ } else {
+ ret_val->mpll_multiplier = 100;
+ ret_val->ref_clkdiv2 = 0x0;
+ ret_val->tx_rate = 0x2;
+ ret_val->rx_rate = 0x2;
+ }
+ break;
+ default:
+ return -1;
+ }
+
+ return 0;
+}
+
+static int lan966x_calc_sd6g40_setup_lane(struct lan966x_sd6g40_setup_args config,
+ struct lan966x_sd6g40_setup *ret_val)
+{
+ struct lan966x_sd6g40_mode_args sd6g40_mode;
+ struct lan966x_sd6g40_mode_args *mode_args = &sd6g40_mode;
+
+ if (lan966x_sd6g40_get_conf_from_mode(config.mode, config.refclk125M,
+ mode_args))
+ return -1;
+
+ ret_val->lane_10bit_sel = mode_args->lane_10bit_sel;
+ ret_val->rx_rate = mode_args->rx_rate;
+ ret_val->tx_rate = mode_args->tx_rate;
+ ret_val->mpll_multiplier = mode_args->mpll_multiplier;
+ ret_val->ref_clkdiv2 = mode_args->ref_clkdiv2;
+ ret_val->rx_term_en = 0;
+
+ if (config.tx2rx_loop == LAN966X_SD6G40_LTX2RX)
+ ret_val->lane_loopbk_en = 1;
+ else
+ ret_val->lane_loopbk_en = 0;
+
+ if (config.txinvert)
+ ret_val->tx_invert = 1;
+ else
+ ret_val->tx_invert = 0;
+
+ if (config.rxinvert)
+ ret_val->rx_invert = 1;
+ else
+ ret_val->rx_invert = 0;
+
+ return 0;
+}
+
+static int lan966x_sd6g40_setup_lane(struct serdes_macro *macro,
+ struct lan966x_sd6g40_setup_args config,
+ u32 idx)
+{
+ struct lan966x_sd6g40_setup calc_results;
+ int ret;
+
+ memset(&calc_results, 0x0, sizeof(calc_results));
+
+ ret = lan966x_calc_sd6g40_setup_lane(config, &calc_results);
+ if (ret)
+ return ret;
+
+ return lan966x_sd6g40_reg_cfg(macro, &calc_results, idx);
+}
+
+static int lan966x_sd6g40_setup(struct serdes_macro *macro, u32 idx, int mode)
+{
+ struct lan966x_sd6g40_setup_args conf;
+
+ memset(&conf, 0x0, sizeof(conf));
+ conf.refclk125M = macro->ctrl->ref125;
+
+ if (mode == PHY_INTERFACE_MODE_QSGMII)
+ conf.mode = LAN966X_SD6G40_MODE_QSGMII;
+ else
+ conf.mode = LAN966X_SD6G40_MODE_SGMII;
+
+ return lan966x_sd6g40_setup_lane(macro, conf, idx);
+}
+
+struct serdes_mux {
+ u8 idx;
+ u8 port;
+ enum phy_mode mode;
+ int submode;
+ u32 mask;
+ u32 mux;
+};
+
+#define SERDES_MUX(_idx, _port, _mode, _submode, _mask, _mux) { \
+ .idx = _idx, \
+ .port = _port, \
+ .mode = _mode, \
+ .submode = _submode, \
+ .mask = _mask, \
+ .mux = _mux, \
+}
+
+#define SERDES_MUX_GMII(i, p, m, c) \
+ SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_GMII, m, c)
+#define SERDES_MUX_SGMII(i, p, m, c) \
+ SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_SGMII, m, c)
+#define SERDES_MUX_QSGMII(i, p, m, c) \
+ SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_QSGMII, m, c)
+#define SERDES_MUX_RGMII(i, p, m, c) \
+ SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_RGMII, m, c)
+
+static const struct serdes_mux lan966x_serdes_muxes[] = {
+ SERDES_MUX_QSGMII(SERDES6G(1), 0, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(0))),
+ SERDES_MUX_QSGMII(SERDES6G(1), 1, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(0))),
+ SERDES_MUX_QSGMII(SERDES6G(1), 2, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(0))),
+ SERDES_MUX_QSGMII(SERDES6G(1), 3, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(0))),
+
+ SERDES_MUX_QSGMII(SERDES6G(2), 4, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(1))),
+ SERDES_MUX_QSGMII(SERDES6G(2), 5, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(1))),
+ SERDES_MUX_QSGMII(SERDES6G(2), 6, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(1))),
+ SERDES_MUX_QSGMII(SERDES6G(2), 7, HSIO_HW_CFG_QSGMII_ENA_M,
+ HSIO_HW_CFG_QSGMII_ENA(BIT(1))),
+
+ SERDES_MUX_GMII(CU(0), 0, HSIO_HW_CFG_GMII_ENA_M,
+ HSIO_HW_CFG_GMII_ENA(BIT(0))),
+ SERDES_MUX_GMII(CU(1), 1, HSIO_HW_CFG_GMII_ENA_M,
+ HSIO_HW_CFG_GMII_ENA(BIT(1))),
+
+ SERDES_MUX_SGMII(SERDES6G(0), 0, HSIO_HW_CFG_SD6G_0_CFG_M, 0),
+ SERDES_MUX_SGMII(SERDES6G(1), 1, HSIO_HW_CFG_SD6G_1_CFG_M, 0),
+ SERDES_MUX_SGMII(SERDES6G(0), 2, HSIO_HW_CFG_SD6G_0_CFG_M,
+ HSIO_HW_CFG_SD6G_0_CFG(1)),
+ SERDES_MUX_SGMII(SERDES6G(1), 3, HSIO_HW_CFG_SD6G_1_CFG_M,
+ HSIO_HW_CFG_SD6G_1_CFG(1)),
+
+ SERDES_MUX_RGMII(RG(0), 2, HSIO_HW_CFG_RGMII_0_CFG_M |
+ HSIO_HW_CFG_RGMII_ENA_M,
+ HSIO_HW_CFG_RGMII_0_CFG(BIT(0)) |
+ HSIO_HW_CFG_RGMII_ENA(BIT(0))),
+ SERDES_MUX_RGMII(RG(1), 3, HSIO_HW_CFG_RGMII_1_CFG_M |
+ HSIO_HW_CFG_RGMII_ENA_M,
+ HSIO_HW_CFG_RGMII_1_CFG(BIT(0)) |
+ HSIO_HW_CFG_RGMII_ENA(BIT(1))),
+ SERDES_MUX_RGMII(RG(0), 5, HSIO_HW_CFG_RGMII_0_CFG_M |
+ HSIO_HW_CFG_RGMII_ENA_M,
+ HSIO_HW_CFG_RGMII_0_CFG(BIT(0)) |
+ HSIO_HW_CFG_RGMII_ENA(BIT(0))),
+ SERDES_MUX_RGMII(RG(1), 6, HSIO_HW_CFG_RGMII_1_CFG_M |
+ HSIO_HW_CFG_RGMII_ENA_M,
+ HSIO_HW_CFG_RGMII_1_CFG(BIT(0)) |
+ HSIO_HW_CFG_RGMII_ENA(BIT(1))),
+};
+
+static int serdes_set_mode(struct phy *phy, enum phy_mode mode, int submode)
+{
+ struct serdes_macro *macro = phy_get_drvdata(phy);
+ unsigned int i;
+ int val;
+ int ret;
+
+ /* As of now only PHY_MODE_ETHERNET is supported */
+ if (mode != PHY_MODE_ETHERNET)
+ return -EOPNOTSUPP;
+
+ for (i = 0; i < ARRAY_SIZE(lan966x_serdes_muxes); i++) {
+ if (macro->idx != lan966x_serdes_muxes[i].idx ||
+ mode != lan966x_serdes_muxes[i].mode ||
+ submode != lan966x_serdes_muxes[i].submode ||
+ macro->port != lan966x_serdes_muxes[i].port)
+ continue;
+
+ ret = regmap_read(macro->ctrl->regs, lan_offset(HSIO_HW_CFG),
+ &val);
+ if (ret)
+ return ret;
+
+ ret = regmap_update_bits(macro->ctrl->regs,
+ lan_offset(HSIO_HW_CFG),
+ lan966x_serdes_muxes[i].mask,
+ val | lan966x_serdes_muxes[i].mux);
+ if (ret)
+ return ret;
+
+ if (macro->idx < CU_MAX)
+ return 0;
+
+ if (macro->idx < SERDES6G_MAX)
+ return lan966x_sd6g40_setup(macro,
+ macro->idx - (CU_MAX + 1),
+ lan966x_serdes_muxes[i].submode);
+
+ if (macro->idx < RG_MAX)
+ return 0;
+
+ return -EOPNOTSUPP;
+ }
+
+ return -EINVAL;
+}
+
+static const struct phy_ops serdes_ops = {
+ .set_mode = serdes_set_mode,
+ .owner = THIS_MODULE,
+};
+
+static struct phy *serdes_simple_xlate(struct device *dev,
+ struct of_phandle_args *args)
+{
+ struct serdes_ctrl *ctrl = dev_get_drvdata(dev);
+ unsigned int port, idx, i;
+
+ if (args->args_count != 2)
+ return ERR_PTR(-EINVAL);
+
+ port = args->args[0];
+ idx = args->args[1];
+
+ for (i = 0; i < SERDES_MAX; i++) {
+ struct serdes_macro *macro = phy_get_drvdata(ctrl->phys[i]);
+
+ if (idx != macro->idx)
+ continue;
+
+ macro->port = port;
+ return ctrl->phys[i];
+ }
+
+ return ERR_PTR(-ENODEV);
+}
+
+static int serdes_phy_create(struct serdes_ctrl *ctrl, u8 idx, struct phy **phy)
+{
+ struct serdes_macro *macro;
+
+ *phy = devm_phy_create(ctrl->dev, NULL, &serdes_ops);
+ if (IS_ERR(*phy))
+ return PTR_ERR(*phy);
+
+ macro = devm_kzalloc(ctrl->dev, sizeof(*macro), GFP_KERNEL);
+ if (!macro)
+ return -ENOMEM;
+
+ macro->idx = idx;
+ macro->ctrl = ctrl;
+ macro->port = -1;
+
+ phy_set_drvdata(*phy, macro);
+
+ return 0;
+}
+
+static int serdes_probe(struct platform_device *pdev)
+{
+ struct phy_provider *provider;
+ struct serdes_ctrl *ctrl;
+ struct regmap *gcb_ctrl;
+ unsigned int i;
+ u32 val;
+ int ret;
+
+ ctrl = devm_kzalloc(&pdev->dev, sizeof(*ctrl), GFP_KERNEL);
+ if (!ctrl)
+ return -ENOMEM;
+
+ ctrl->dev = &pdev->dev;
+ ctrl->regs = syscon_node_to_regmap(pdev->dev.parent->of_node);
+ if (IS_ERR(ctrl->regs))
+ return PTR_ERR(ctrl->regs);
+
+ gcb_ctrl = syscon_regmap_lookup_by_compatible(gcb_syscon);
+ if (IS_ERR(gcb_ctrl)) {
+ dev_err(&pdev->dev, "No gcb_syscon: %s\n", gcb_syscon);
+ return PTR_ERR(gcb_ctrl);
+ }
+
+ for (i = 0; i < SERDES_MAX; i++) {
+ ret = serdes_phy_create(ctrl, i, &ctrl->phys[i]);
+ if (ret)
+ return ret;
+ }
+
+ regmap_read(gcb_ctrl, 0x4, &val);
+ val &= GENMASK(2, 0);
+ ctrl->ref125 = (val == 1 || val == 2);
+
+ dev_set_drvdata(&pdev->dev, ctrl);
+
+ provider = devm_of_phy_provider_register(ctrl->dev,
+ serdes_simple_xlate);
+
+ return PTR_ERR_OR_ZERO(provider);
+}
+
+static const struct of_device_id serdes_ids[] = {
+ { .compatible = "microchip,lan966x-serdes", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, serdes_ids);
+
+static struct platform_driver mscc_lan966x_serdes = {
+ .probe = serdes_probe,
+ .driver = {
+ .name = "microchip,lan966x-serdes",
+ .of_match_table = of_match_ptr(serdes_ids),
+ },
+};
+
+module_platform_driver(mscc_lan966x_serdes);
diff --git a/drivers/phy/microchip/lan966x_serdes_regs.h b/drivers/phy/microchip/lan966x_serdes_regs.h
new file mode 100644
index 000000000000..c3d3d16c1e97
--- /dev/null
+++ b/drivers/phy/microchip/lan966x_serdes_regs.h
@@ -0,0 +1,482 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Microchip LAN966x Switch driver
+ *
+ * License: Dual MIT/GPL
+ * Copyright (c) 2020 Microchip Technology Inc.
+ */
+
+/* This file is autogenerated by cml-utils 2021-05-12 15:48:55 +0200.
+ * Commit ID: dbe188f718027a2c414b90d45f152b73468cbc5c (dirty)
+ */
+
+#ifndef _LAN966X_HSIO_REGS_H_
+#define _LAN966X_HSIO_REGS_H_
+
+#include <linux/bitops.h>
+
+#define LAN966X_BUILD_ID_REG GCB_BUILDID
+enum lan966x_target {
+ TARGET_HSIO = 32,
+ NUM_TARGETS = 66
+};
+
+#define __REG(...) __VA_ARGS__
+
+/* HSIO:SYNC_ETH_CFG:SYNC_ETH_CFG */
+#define HSIO_SYNC_ETH_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 0, 0, 1, 8, 0, r, 2, 4)
+
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_SRC(x) (((x) << 4) & GENMASK(6, 4))
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_SRC_M GENMASK(6, 4)
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_SRC_X(x) (((x) & GENMASK(6, 4)) >> 4)
+
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_DIV(x) (((x) << 1) & GENMASK(3, 1))
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_DIV_M GENMASK(3, 1)
+#define HSIO_SYNC_ETH_CFG_SEL_RECO_CLK_DIV_X(x) (((x) & GENMASK(3, 1)) >> 1)
+
+#define HSIO_SYNC_ETH_CFG_RECO_CLK_ENA(x) ((x) & GENMASK(0, 0))
+#define HSIO_SYNC_ETH_CFG_RECO_CLK_ENA_M GENMASK(0, 0)
+#define HSIO_SYNC_ETH_CFG_RECO_CLK_ENA_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:SD:SD_CFG */
+#define HSIO_SD_CFG(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 0, 0, 1, 4)
+
+#define HSIO_SD_CFG_TEST_POWERDOWN(x) (((x) << 28) & GENMASK(28, 28))
+#define HSIO_SD_CFG_TEST_POWERDOWN_M GENMASK(28, 28)
+#define HSIO_SD_CFG_TEST_POWERDOWN_X(x) (((x) & GENMASK(28, 28)) >> 28)
+
+#define HSIO_SD_CFG_PHY_RESET(x) (((x) << 27) & GENMASK(27, 27))
+#define HSIO_SD_CFG_PHY_RESET_M GENMASK(27, 27)
+#define HSIO_SD_CFG_PHY_RESET_X(x) (((x) & GENMASK(27, 27)) >> 27)
+
+#define HSIO_SD_CFG_RX_LOS_FILT_CNT(x) (((x) << 20) & GENMASK(26, 20))
+#define HSIO_SD_CFG_RX_LOS_FILT_CNT_M GENMASK(26, 20)
+#define HSIO_SD_CFG_RX_LOS_FILT_CNT_X(x) (((x) & GENMASK(26, 20)) >> 20)
+
+#define HSIO_SD_CFG_TX_VBOOST_EN(x) (((x) << 19) & GENMASK(19, 19))
+#define HSIO_SD_CFG_TX_VBOOST_EN_M GENMASK(19, 19)
+#define HSIO_SD_CFG_TX_VBOOST_EN_X(x) (((x) & GENMASK(19, 19)) >> 19)
+
+#define HSIO_SD_CFG_TX_RESET(x) (((x) << 18) & GENMASK(18, 18))
+#define HSIO_SD_CFG_TX_RESET_M GENMASK(18, 18)
+#define HSIO_SD_CFG_TX_RESET_X(x) (((x) & GENMASK(18, 18)) >> 18)
+
+#define HSIO_SD_CFG_TX_RATE(x) (((x) << 16) & GENMASK(17, 16))
+#define HSIO_SD_CFG_TX_RATE_M GENMASK(17, 16)
+#define HSIO_SD_CFG_TX_RATE_X(x) (((x) & GENMASK(17, 16)) >> 16)
+
+#define HSIO_SD_CFG_TX_INVERT(x) (((x) << 15) & GENMASK(15, 15))
+#define HSIO_SD_CFG_TX_INVERT_M GENMASK(15, 15)
+#define HSIO_SD_CFG_TX_INVERT_X(x) (((x) & GENMASK(15, 15)) >> 15)
+
+#define HSIO_SD_CFG_TX_EN(x) (((x) << 14) & GENMASK(14, 14))
+#define HSIO_SD_CFG_TX_EN_M GENMASK(14, 14)
+#define HSIO_SD_CFG_TX_EN_X(x) (((x) & GENMASK(14, 14)) >> 14)
+
+#define HSIO_SD_CFG_TX_DETECT_RX_REQ(x) (((x) << 13) & GENMASK(13, 13))
+#define HSIO_SD_CFG_TX_DETECT_RX_REQ_M GENMASK(13, 13)
+#define HSIO_SD_CFG_TX_DETECT_RX_REQ_X(x) (((x) & GENMASK(13, 13)) >> 13)
+
+#define HSIO_SD_CFG_TX_DATA_EN(x) (((x) << 12) & GENMASK(12, 12))
+#define HSIO_SD_CFG_TX_DATA_EN_M GENMASK(12, 12)
+#define HSIO_SD_CFG_TX_DATA_EN_X(x) (((x) & GENMASK(12, 12)) >> 12)
+
+#define HSIO_SD_CFG_TX_CM_EN(x) (((x) << 11) & GENMASK(11, 11))
+#define HSIO_SD_CFG_TX_CM_EN_M GENMASK(11, 11)
+#define HSIO_SD_CFG_TX_CM_EN_X(x) (((x) & GENMASK(11, 11)) >> 11)
+
+#define HSIO_SD_CFG_LANE_10BIT_SEL(x) (((x) << 10) & GENMASK(10, 10))
+#define HSIO_SD_CFG_LANE_10BIT_SEL_M GENMASK(10, 10)
+#define HSIO_SD_CFG_LANE_10BIT_SEL_X(x) (((x) & GENMASK(10, 10)) >> 10)
+
+#define HSIO_SD_CFG_RX_TERM_EN(x) (((x) << 9) & GENMASK(9, 9))
+#define HSIO_SD_CFG_RX_TERM_EN_M GENMASK(9, 9)
+#define HSIO_SD_CFG_RX_TERM_EN_X(x) (((x) & GENMASK(9, 9)) >> 9)
+
+#define HSIO_SD_CFG_RX_RESET(x) (((x) << 8) & GENMASK(8, 8))
+#define HSIO_SD_CFG_RX_RESET_M GENMASK(8, 8)
+#define HSIO_SD_CFG_RX_RESET_X(x) (((x) & GENMASK(8, 8)) >> 8)
+
+#define HSIO_SD_CFG_RX_RATE(x) (((x) << 6) & GENMASK(7, 6))
+#define HSIO_SD_CFG_RX_RATE_M GENMASK(7, 6)
+#define HSIO_SD_CFG_RX_RATE_X(x) (((x) & GENMASK(7, 6)) >> 6)
+
+#define HSIO_SD_CFG_RX_PLL_EN(x) (((x) << 5) & GENMASK(5, 5))
+#define HSIO_SD_CFG_RX_PLL_EN_M GENMASK(5, 5)
+#define HSIO_SD_CFG_RX_PLL_EN_X(x) (((x) & GENMASK(5, 5)) >> 5)
+
+#define HSIO_SD_CFG_RX_LOS_EN(x) (((x) << 4) & GENMASK(4, 4))
+#define HSIO_SD_CFG_RX_LOS_EN_M GENMASK(4, 4)
+#define HSIO_SD_CFG_RX_LOS_EN_X(x) (((x) & GENMASK(4, 4)) >> 4)
+
+#define HSIO_SD_CFG_RX_INVERT(x) (((x) << 3) & GENMASK(3, 3))
+#define HSIO_SD_CFG_RX_INVERT_M GENMASK(3, 3)
+#define HSIO_SD_CFG_RX_INVERT_X(x) (((x) & GENMASK(3, 3)) >> 3)
+
+#define HSIO_SD_CFG_RX_DATA_EN(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_SD_CFG_RX_DATA_EN_M GENMASK(2, 2)
+#define HSIO_SD_CFG_RX_DATA_EN_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_SD_CFG_RX_ALIGN_EN(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_SD_CFG_RX_ALIGN_EN_M GENMASK(1, 1)
+#define HSIO_SD_CFG_RX_ALIGN_EN_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_SD_CFG_LANE_LOOPBK_EN(x) ((x) & GENMASK(0, 0))
+#define HSIO_SD_CFG_LANE_LOOPBK_EN_M GENMASK(0, 0)
+#define HSIO_SD_CFG_LANE_LOOPBK_EN_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:SD:SD_CFG2 */
+#define HSIO_SD_CFG2(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 4, 0, 1, 4)
+
+#define HSIO_SD_CFG2_RX_EQ(x) (((x) << 25) & GENMASK(27, 25))
+#define HSIO_SD_CFG2_RX_EQ_M GENMASK(27, 25)
+#define HSIO_SD_CFG2_RX_EQ_X(x) (((x) & GENMASK(27, 25)) >> 25)
+
+#define HSIO_SD_CFG2_TX_TERM_OFFSET(x) (((x) << 20) & GENMASK(24, 20))
+#define HSIO_SD_CFG2_TX_TERM_OFFSET_M GENMASK(24, 20)
+#define HSIO_SD_CFG2_TX_TERM_OFFSET_X(x) (((x) & GENMASK(24, 20)) >> 20)
+
+#define HSIO_SD_CFG2_TX_VBOOST_LVL(x) (((x) << 17) & GENMASK(19, 17))
+#define HSIO_SD_CFG2_TX_VBOOST_LVL_M GENMASK(19, 17)
+#define HSIO_SD_CFG2_TX_VBOOST_LVL_X(x) (((x) & GENMASK(19, 17)) >> 17)
+
+#define HSIO_SD_CFG2_LOS_BIAS(x) (((x) << 14) & GENMASK(16, 14))
+#define HSIO_SD_CFG2_LOS_BIAS_M GENMASK(16, 14)
+#define HSIO_SD_CFG2_LOS_BIAS_X(x) (((x) & GENMASK(16, 14)) >> 14)
+
+#define HSIO_SD_CFG2_TX_AMPLITUDE(x) (((x) << 7) & GENMASK(13, 7))
+#define HSIO_SD_CFG2_TX_AMPLITUDE_M GENMASK(13, 7)
+#define HSIO_SD_CFG2_TX_AMPLITUDE_X(x) (((x) & GENMASK(13, 7)) >> 7)
+
+#define HSIO_SD_CFG2_TX_PREEMPH(x) ((x) & GENMASK(6, 0))
+#define HSIO_SD_CFG2_TX_PREEMPH_M GENMASK(6, 0)
+#define HSIO_SD_CFG2_TX_PREEMPH_X(x) ((x) & GENMASK(6, 0))
+
+/* HSIO:SD:MPLL_CFG */
+#define HSIO_MPLL_CFG(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 8, 0, 1, 4)
+
+#define HSIO_MPLL_CFG_REF_SSP_EN(x) (((x) << 18) & GENMASK(18, 18))
+#define HSIO_MPLL_CFG_REF_SSP_EN_M GENMASK(18, 18)
+#define HSIO_MPLL_CFG_REF_SSP_EN_X(x) (((x) & GENMASK(18, 18)) >> 18)
+
+#define HSIO_MPLL_CFG_REF_CLKDIV2(x) (((x) << 17) & GENMASK(17, 17))
+#define HSIO_MPLL_CFG_REF_CLKDIV2_M GENMASK(17, 17)
+#define HSIO_MPLL_CFG_REF_CLKDIV2_X(x) (((x) & GENMASK(17, 17)) >> 17)
+
+#define HSIO_MPLL_CFG_MPLL_EN(x) (((x) << 16) & GENMASK(16, 16))
+#define HSIO_MPLL_CFG_MPLL_EN_M GENMASK(16, 16)
+#define HSIO_MPLL_CFG_MPLL_EN_X(x) (((x) & GENMASK(16, 16)) >> 16)
+
+#define HSIO_MPLL_CFG_SSC_REF_CLK_SEL(x) (((x) << 7) & GENMASK(15, 7))
+#define HSIO_MPLL_CFG_SSC_REF_CLK_SEL_M GENMASK(15, 7)
+#define HSIO_MPLL_CFG_SSC_REF_CLK_SEL_X(x) (((x) & GENMASK(15, 7)) >> 7)
+
+#define HSIO_MPLL_CFG_MPLL_MULTIPLIER(x) ((x) & GENMASK(6, 0))
+#define HSIO_MPLL_CFG_MPLL_MULTIPLIER_M GENMASK(6, 0)
+#define HSIO_MPLL_CFG_MPLL_MULTIPLIER_X(x) ((x) & GENMASK(6, 0))
+
+/* HSIO:SD:SD_STAT */
+#define HSIO_SD_STAT(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 12, 0, 1, 4)
+
+#define HSIO_SD_STAT_MPLL_STATE(x) (((x) << 6) & GENMASK(6, 6))
+#define HSIO_SD_STAT_MPLL_STATE_M GENMASK(6, 6)
+#define HSIO_SD_STAT_MPLL_STATE_X(x) (((x) & GENMASK(6, 6)) >> 6)
+
+#define HSIO_SD_STAT_TX_STATE(x) (((x) << 5) & GENMASK(5, 5))
+#define HSIO_SD_STAT_TX_STATE_M GENMASK(5, 5)
+#define HSIO_SD_STAT_TX_STATE_X(x) (((x) & GENMASK(5, 5)) >> 5)
+
+#define HSIO_SD_STAT_TX_DETECT_RX_RESULT(x) (((x) << 4) & GENMASK(4, 4))
+#define HSIO_SD_STAT_TX_DETECT_RX_RESULT_M GENMASK(4, 4)
+#define HSIO_SD_STAT_TX_DETECT_RX_RESULT_X(x) (((x) & GENMASK(4, 4)) >> 4)
+
+#define HSIO_SD_STAT_TX_DETECT_RX_ACK(x) (((x) << 3) & GENMASK(3, 3))
+#define HSIO_SD_STAT_TX_DETECT_RX_ACK_M GENMASK(3, 3)
+#define HSIO_SD_STAT_TX_DETECT_RX_ACK_X(x) (((x) & GENMASK(3, 3)) >> 3)
+
+#define HSIO_SD_STAT_TX_CM_STATE(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_SD_STAT_TX_CM_STATE_M GENMASK(2, 2)
+#define HSIO_SD_STAT_TX_CM_STATE_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_SD_STAT_RX_VALID(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_SD_STAT_RX_VALID_M GENMASK(1, 1)
+#define HSIO_SD_STAT_RX_VALID_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_SD_STAT_RX_PLL_STATE(x) ((x) & GENMASK(0, 0))
+#define HSIO_SD_STAT_RX_PLL_STATE_M GENMASK(0, 0)
+#define HSIO_SD_STAT_RX_PLL_STATE_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:SD:CR_ACCESS */
+#define HSIO_CR_ACCESS(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 16, 0, 1, 4)
+
+#define HSIO_CR_ACCESS_WRITE(x) (((x) << 19) & GENMASK(19, 19))
+#define HSIO_CR_ACCESS_WRITE_M GENMASK(19, 19)
+#define HSIO_CR_ACCESS_WRITE_X(x) (((x) & GENMASK(19, 19)) >> 19)
+
+#define HSIO_CR_ACCESS_READ(x) (((x) << 18) & GENMASK(18, 18))
+#define HSIO_CR_ACCESS_READ_M GENMASK(18, 18)
+#define HSIO_CR_ACCESS_READ_X(x) (((x) & GENMASK(18, 18)) >> 18)
+
+#define HSIO_CR_ACCESS_CAP_DATA(x) (((x) << 17) & GENMASK(17, 17))
+#define HSIO_CR_ACCESS_CAP_DATA_M GENMASK(17, 17)
+#define HSIO_CR_ACCESS_CAP_DATA_X(x) (((x) & GENMASK(17, 17)) >> 17)
+
+#define HSIO_CR_ACCESS_CAP_ADDR(x) (((x) << 16) & GENMASK(16, 16))
+#define HSIO_CR_ACCESS_CAP_ADDR_M GENMASK(16, 16)
+#define HSIO_CR_ACCESS_CAP_ADDR_X(x) (((x) & GENMASK(16, 16)) >> 16)
+
+#define HSIO_CR_ACCESS_DATA_IN(x) ((x) & GENMASK(15, 0))
+#define HSIO_CR_ACCESS_DATA_IN_M GENMASK(15, 0)
+#define HSIO_CR_ACCESS_DATA_IN_X(x) ((x) & GENMASK(15, 0))
+
+/* HSIO:SD:CR_OUTPUT */
+#define HSIO_CR_OUTPUT(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 20, 0, 1, 4)
+
+#define HSIO_CR_OUTPUT_ACK(x) (((x) << 16) & GENMASK(16, 16))
+#define HSIO_CR_OUTPUT_ACK_M GENMASK(16, 16)
+#define HSIO_CR_OUTPUT_ACK_X(x) (((x) & GENMASK(16, 16)) >> 16)
+
+#define HSIO_CR_OUTPUT_DATA_OUT(x) ((x) & GENMASK(15, 0))
+#define HSIO_CR_OUTPUT_DATA_OUT_M GENMASK(15, 0)
+#define HSIO_CR_OUTPUT_DATA_OUT_X(x) ((x) & GENMASK(15, 0))
+
+/* HSIO:SD:SYNC_ETH_SD_CFG */
+#define HSIO_SYNC_ETH_SD_CFG(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 24, 0, 1, 4)
+
+#define HSIO_SYNC_ETH_SD_CFG_SD_RECO_CLK_DIV(x) (((x) << 4) & GENMASK(5, 4))
+#define HSIO_SYNC_ETH_SD_CFG_SD_RECO_CLK_DIV_M GENMASK(5, 4)
+#define HSIO_SYNC_ETH_SD_CFG_SD_RECO_CLK_DIV_X(x) (((x) & GENMASK(5, 4)) >> 4)
+
+#define HSIO_SYNC_ETH_SD_CFG_SD_LINK_STAT_ENA(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_SYNC_ETH_SD_CFG_SD_LINK_STAT_ENA_M GENMASK(1, 1)
+#define HSIO_SYNC_ETH_SD_CFG_SD_LINK_STAT_ENA_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_SYNC_ETH_SD_CFG_SD_AUTO_SQUELCH_ENA(x) ((x) & GENMASK(0, 0))
+#define HSIO_SYNC_ETH_SD_CFG_SD_AUTO_SQUELCH_ENA_M GENMASK(0, 0)
+#define HSIO_SYNC_ETH_SD_CFG_SD_AUTO_SQUELCH_ENA_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:SD:SIGDET_CFG */
+#define HSIO_SIGDET_CFG(g) __REG(TARGET_HSIO,\
+ 0, 1, 8, g, 3, 32, 28, 0, 1, 4)
+
+#define HSIO_SIGDET_CFG_SD_SEL(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_SIGDET_CFG_SD_SEL_M GENMASK(2, 2)
+#define HSIO_SIGDET_CFG_SD_SEL_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_SIGDET_CFG_SD_POL(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_SIGDET_CFG_SD_POL_M GENMASK(1, 1)
+#define HSIO_SIGDET_CFG_SD_POL_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_SIGDET_CFG_SD_ENA(x) ((x) & GENMASK(0, 0))
+#define HSIO_SIGDET_CFG_SD_ENA_M GENMASK(0, 0)
+#define HSIO_SIGDET_CFG_SD_ENA_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:HW_CFGSTAT:HW_CFG */
+#define HSIO_HW_CFG __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 0, 0, 1, 4)
+
+#define HSIO_HW_CFG_RGMII_1_CFG(x) (((x) << 15) & GENMASK(15, 15))
+#define HSIO_HW_CFG_RGMII_1_CFG_M GENMASK(15, 15)
+#define HSIO_HW_CFG_RGMII_1_CFG_X(x) (((x) & GENMASK(15, 15)) >> 15)
+
+#define HSIO_HW_CFG_RGMII_0_CFG(x) (((x) << 14) & GENMASK(14, 14))
+#define HSIO_HW_CFG_RGMII_0_CFG_M GENMASK(14, 14)
+#define HSIO_HW_CFG_RGMII_0_CFG_X(x) (((x) & GENMASK(14, 14)) >> 14)
+
+#define HSIO_HW_CFG_RGMII_ENA(x) (((x) << 12) & GENMASK(13, 12))
+#define HSIO_HW_CFG_RGMII_ENA_M GENMASK(13, 12)
+#define HSIO_HW_CFG_RGMII_ENA_X(x) (((x) & GENMASK(13, 12)) >> 12)
+
+#define HSIO_HW_CFG_SD6G_0_CFG(x) (((x) << 11) & GENMASK(11, 11))
+#define HSIO_HW_CFG_SD6G_0_CFG_M GENMASK(11, 11)
+#define HSIO_HW_CFG_SD6G_0_CFG_X(x) (((x) & GENMASK(11, 11)) >> 11)
+
+#define HSIO_HW_CFG_SD6G_1_CFG(x) (((x) << 10) & GENMASK(10, 10))
+#define HSIO_HW_CFG_SD6G_1_CFG_M GENMASK(10, 10)
+#define HSIO_HW_CFG_SD6G_1_CFG_X(x) (((x) & GENMASK(10, 10)) >> 10)
+
+#define HSIO_HW_CFG_GMII_ENA(x) (((x) << 2) & GENMASK(9, 2))
+#define HSIO_HW_CFG_GMII_ENA_M GENMASK(9, 2)
+#define HSIO_HW_CFG_GMII_ENA_X(x) (((x) & GENMASK(9, 2)) >> 2)
+
+#define HSIO_HW_CFG_QSGMII_ENA(x) ((x) & GENMASK(1, 0))
+#define HSIO_HW_CFG_QSGMII_ENA_M GENMASK(1, 0)
+#define HSIO_HW_CFG_QSGMII_ENA_X(x) ((x) & GENMASK(1, 0))
+
+/* HSIO:HW_CFGSTAT:GPIO_PI_CFG */
+#define HSIO_GPIO_PI_CFG __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 4, 0, 1, 4)
+
+#define HSIO_GPIO_PI_CFG_PI_MUX_ENA(x) ((x) & GENMASK(26, 0))
+#define HSIO_GPIO_PI_CFG_PI_MUX_ENA_M GENMASK(26, 0)
+#define HSIO_GPIO_PI_CFG_PI_MUX_ENA_X(x) ((x) & GENMASK(26, 0))
+
+/* HSIO:HW_CFGSTAT:QSGMII_CFG */
+#define HSIO_QSGMII_CFG __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 8, 0, 1, 4)
+
+#define HSIO_QSGMII_CFG_SHYST_DIS(x) (((x) << 4) & GENMASK(4, 4))
+#define HSIO_QSGMII_CFG_SHYST_DIS_M GENMASK(4, 4)
+#define HSIO_QSGMII_CFG_SHYST_DIS_X(x) (((x) & GENMASK(4, 4)) >> 4)
+
+#define HSIO_QSGMII_CFG_E_DET_ENA(x) (((x) << 3) & GENMASK(3, 3))
+#define HSIO_QSGMII_CFG_E_DET_ENA_M GENMASK(3, 3)
+#define HSIO_QSGMII_CFG_E_DET_ENA_X(x) (((x) & GENMASK(3, 3)) >> 3)
+
+#define HSIO_QSGMII_CFG_USE_I1_ENA(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_QSGMII_CFG_USE_I1_ENA_M GENMASK(2, 2)
+#define HSIO_QSGMII_CFG_USE_I1_ENA_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_QSGMII_CFG_FLIP_LANES(x) ((x) & GENMASK(1, 0))
+#define HSIO_QSGMII_CFG_FLIP_LANES_M GENMASK(1, 0)
+#define HSIO_QSGMII_CFG_FLIP_LANES_X(x) ((x) & GENMASK(1, 0))
+
+/* HSIO:HW_CFGSTAT:QSGMII_STAT */
+#define HSIO_QSGMII_STAT(r) __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 12, r, 2, 4)
+
+#define HSIO_QSGMII_STAT_DELAY_VAR_X200PS(x) (((x) << 2) & GENMASK(7, 2))
+#define HSIO_QSGMII_STAT_DELAY_VAR_X200PS_M GENMASK(7, 2)
+#define HSIO_QSGMII_STAT_DELAY_VAR_X200PS_X(x) (((x) & GENMASK(7, 2)) >> 2)
+
+#define HSIO_QSGMII_STAT_SYNC(x) ((x) & GENMASK(1, 0))
+#define HSIO_QSGMII_STAT_SYNC_M GENMASK(1, 0)
+#define HSIO_QSGMII_STAT_SYNC_X(x) ((x) & GENMASK(1, 0))
+
+/* HSIO:HW_CFGSTAT:RGMII_CFG */
+#define HSIO_RGMII_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 20, r, 2, 4)
+
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS(x) (((x) << 15) & GENMASK(15, 15))
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS_M GENMASK(15, 15)
+#define HSIO_RGMII_CFG_IB_RX_LINK_STATUS_X(x) (((x) & GENMASK(15, 15)) >> 15)
+
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX(x) (((x) << 14) & GENMASK(14, 14))
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX_M GENMASK(14, 14)
+#define HSIO_RGMII_CFG_IB_RX_DUPLEX_X(x) (((x) & GENMASK(14, 14)) >> 14)
+
+#define HSIO_RGMII_CFG_IB_RX_SPEED(x) (((x) << 12) & GENMASK(13, 12))
+#define HSIO_RGMII_CFG_IB_RX_SPEED_M GENMASK(13, 12)
+#define HSIO_RGMII_CFG_IB_RX_SPEED_X(x) (((x) & GENMASK(13, 12)) >> 12)
+
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS(x) (((x) << 11) & GENMASK(11, 11))
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS_M GENMASK(11, 11)
+#define HSIO_RGMII_CFG_IB_TX_LINK_STATUS_X(x) (((x) & GENMASK(11, 11)) >> 11)
+
+#define HSIO_RGMII_CFG_IB_TX_FDX(x) (((x) << 10) & GENMASK(10, 10))
+#define HSIO_RGMII_CFG_IB_TX_FDX_M GENMASK(10, 10)
+#define HSIO_RGMII_CFG_IB_TX_FDX_X(x) (((x) & GENMASK(10, 10)) >> 10)
+
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD(x) (((x) << 9) & GENMASK(9, 9))
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD_M GENMASK(9, 9)
+#define HSIO_RGMII_CFG_IB_TX_MII_SPD_X(x) (((x) & GENMASK(9, 9)) >> 9)
+
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G(x) (((x) << 8) & GENMASK(8, 8))
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G_M GENMASK(8, 8)
+#define HSIO_RGMII_CFG_IB_TX_SPD_1G_X(x) (((x) & GENMASK(8, 8)) >> 8)
+
+#define HSIO_RGMII_CFG_IB_TX_ENA(x) (((x) << 7) & GENMASK(7, 7))
+#define HSIO_RGMII_CFG_IB_TX_ENA_M GENMASK(7, 7)
+#define HSIO_RGMII_CFG_IB_TX_ENA_X(x) (((x) & GENMASK(7, 7)) >> 7)
+
+#define HSIO_RGMII_CFG_IB_RX_ENA(x) (((x) << 6) & GENMASK(6, 6))
+#define HSIO_RGMII_CFG_IB_RX_ENA_M GENMASK(6, 6)
+#define HSIO_RGMII_CFG_IB_RX_ENA_X(x) (((x) & GENMASK(6, 6)) >> 6)
+
+#define HSIO_RGMII_CFG_IB_ENA(x) (((x) << 5) & GENMASK(5, 5))
+#define HSIO_RGMII_CFG_IB_ENA_M GENMASK(5, 5)
+#define HSIO_RGMII_CFG_IB_ENA_X(x) (((x) & GENMASK(5, 5)) >> 5)
+
+#define HSIO_RGMII_CFG_TX_CLK_CFG(x) (((x) << 2) & GENMASK(4, 2))
+#define HSIO_RGMII_CFG_TX_CLK_CFG_M GENMASK(4, 2)
+#define HSIO_RGMII_CFG_TX_CLK_CFG_X(x) (((x) & GENMASK(4, 2)) >> 2)
+
+#define HSIO_RGMII_CFG_RGMII_TX_RST(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_RGMII_CFG_RGMII_TX_RST_M GENMASK(1, 1)
+#define HSIO_RGMII_CFG_RGMII_TX_RST_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_RGMII_CFG_RGMII_RX_RST(x) ((x) & GENMASK(0, 0))
+#define HSIO_RGMII_CFG_RGMII_RX_RST_M GENMASK(0, 0)
+#define HSIO_RGMII_CFG_RGMII_RX_RST_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:HW_CFGSTAT:RMII_CFG */
+#define HSIO_RMII_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 28, r, 2, 4)
+
+#define HSIO_RMII_CFG_REF_CLK_SEL(x) (((x) << 6) & GENMASK(6, 6))
+#define HSIO_RMII_CFG_REF_CLK_SEL_M GENMASK(6, 6)
+#define HSIO_RMII_CFG_REF_CLK_SEL_X(x) (((x) & GENMASK(6, 6)) >> 6)
+
+#define HSIO_RMII_CFG_CFG_TX_EDGE(x) (((x) << 5) & GENMASK(5, 5))
+#define HSIO_RMII_CFG_CFG_TX_EDGE_M GENMASK(5, 5)
+#define HSIO_RMII_CFG_CFG_TX_EDGE_X(x) (((x) & GENMASK(5, 5)) >> 5)
+
+#define HSIO_RMII_CFG_FDX_CFG(x) (((x) << 4) & GENMASK(4, 4))
+#define HSIO_RMII_CFG_FDX_CFG_M GENMASK(4, 4)
+#define HSIO_RMII_CFG_FDX_CFG_X(x) (((x) & GENMASK(4, 4)) >> 4)
+
+#define HSIO_RMII_CFG_SPEED_CFG(x) (((x) << 3) & GENMASK(3, 3))
+#define HSIO_RMII_CFG_SPEED_CFG_M GENMASK(3, 3)
+#define HSIO_RMII_CFG_SPEED_CFG_X(x) (((x) & GENMASK(3, 3)) >> 3)
+
+#define HSIO_RMII_CFG_RMII_TX_RST(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_RMII_CFG_RMII_TX_RST_M GENMASK(2, 2)
+#define HSIO_RMII_CFG_RMII_TX_RST_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_RMII_CFG_RMII_RX_RST(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_RMII_CFG_RMII_RX_RST_M GENMASK(1, 1)
+#define HSIO_RMII_CFG_RMII_RX_RST_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_RMII_CFG_RMII_ENA(x) ((x) & GENMASK(0, 0))
+#define HSIO_RMII_CFG_RMII_ENA_M GENMASK(0, 0)
+#define HSIO_RMII_CFG_RMII_ENA_X(x) ((x) & GENMASK(0, 0))
+
+/* HSIO:HW_CFGSTAT:DLL_CFG */
+#define HSIO_DLL_CFG(r) __REG(TARGET_HSIO,\
+ 0, 1, 104, 0, 1, 52, 36, r, 4, 4)
+
+#define HSIO_DLL_CFG_DLL_CLK_ENA(x) (((x) << 20) & GENMASK(20, 20))
+#define HSIO_DLL_CFG_DLL_CLK_ENA_M GENMASK(20, 20)
+#define HSIO_DLL_CFG_DLL_CLK_ENA_X(x) (((x) & GENMASK(20, 20)) >> 20)
+
+#define HSIO_DLL_CFG_BIST_PASS(x) (((x) << 19) & GENMASK(19, 19))
+#define HSIO_DLL_CFG_BIST_PASS_M GENMASK(19, 19)
+#define HSIO_DLL_CFG_BIST_PASS_X(x) (((x) & GENMASK(19, 19)) >> 19)
+
+#define HSIO_DLL_CFG_BIST_END(x) (((x) << 18) & GENMASK(18, 18))
+#define HSIO_DLL_CFG_BIST_END_M GENMASK(18, 18)
+#define HSIO_DLL_CFG_BIST_END_X(x) (((x) & GENMASK(18, 18)) >> 18)
+
+#define HSIO_DLL_CFG_BIST_START(x) (((x) << 17) & GENMASK(17, 17))
+#define HSIO_DLL_CFG_BIST_START_M GENMASK(17, 17)
+#define HSIO_DLL_CFG_BIST_START_X(x) (((x) & GENMASK(17, 17)) >> 17)
+
+#define HSIO_DLL_CFG_TAP_SEL(x) (((x) << 10) & GENMASK(16, 10))
+#define HSIO_DLL_CFG_TAP_SEL_M GENMASK(16, 10)
+#define HSIO_DLL_CFG_TAP_SEL_X(x) (((x) & GENMASK(16, 10)) >> 10)
+
+#define HSIO_DLL_CFG_TAP_ADJ(x) (((x) << 3) & GENMASK(9, 3))
+#define HSIO_DLL_CFG_TAP_ADJ_M GENMASK(9, 3)
+#define HSIO_DLL_CFG_TAP_ADJ_X(x) (((x) & GENMASK(9, 3)) >> 3)
+
+#define HSIO_DLL_CFG_DELAY_ENA(x) (((x) << 2) & GENMASK(2, 2))
+#define HSIO_DLL_CFG_DELAY_ENA_M GENMASK(2, 2)
+#define HSIO_DLL_CFG_DELAY_ENA_X(x) (((x) & GENMASK(2, 2)) >> 2)
+
+#define HSIO_DLL_CFG_DLL_ENA(x) (((x) << 1) & GENMASK(1, 1))
+#define HSIO_DLL_CFG_DLL_ENA_M GENMASK(1, 1)
+#define HSIO_DLL_CFG_DLL_ENA_X(x) (((x) & GENMASK(1, 1)) >> 1)
+
+#define HSIO_DLL_CFG_DLL_RST(x) ((x) & GENMASK(0, 0))
+#define HSIO_DLL_CFG_DLL_RST_M GENMASK(0, 0)
+#define HSIO_DLL_CFG_DLL_RST_X(x) ((x) & GENMASK(0, 0))
+
+#endif /* _LAN966X_HSIO_REGS_H_ */
diff --git a/include/dt-bindings/phy/lan966x_serdes.h b/include/dt-bindings/phy/lan966x_serdes.h
new file mode 100644
index 000000000000..0e2097b1bfcf
--- /dev/null
+++ b/include/dt-bindings/phy/lan966x_serdes.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+
+#ifndef __PHY_LAN966X_SERDES_H__
+#define __PHY_LAN966X_SERDES_H__
+
+#define CU(x) (x)
+#define CU_MAX CU(2)
+#define SERDES6G(x) (CU_MAX + 1 + (x))
+#define SERDES6G_MAX SERDES6G(3)
+#define RG(x) (SERDES6G_MAX + 1 + (x))
+#define RG_MAX RG(2)
+#define SERDES_MAX (RG_MAX + 1)
+
+#endif
--
2.31.1