[PATCH net-next v5] net: phy: add driver for MediaTek SoC built-in GE PHYs

[Daniel Golle <daniel@makrotopia.org>]

Some of MediaTek's Filogic SoCs come with built-in gigabit Ethernet
PHYs which require calibration data from the SoC's efuse.
Despite the similar design the driver doesn't share any code with the
existing mediatek-ge.c.
Add support for such PHYs by introducing a new driver with basic
support for MediaTek SoCs MT7981 and MT7988 built-in 1GE PHYs.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
Changes since v4:
 * completely drop LED intialization for now, reduce to bare minimal
   working driver

Changes since v3:
 * fix spelling and reverse xmas tree
 * add dt-binding for mediatek,boottrap

Changes since v2:
 * remove everything related to PHY LEDs for now, LED support will
   be cleaned up and submitted once PHY LED framework is more ready

Changes since v1:
 * split-off SoC-specific driver from mediatek-ge.c as requested
 * address comments made by Heiner Kallweit
 * add pinctrl handling for PHY LED
 * remove calibration details not needed in production hardware


 MAINTAINERS                       |    9 +
 drivers/net/phy/Kconfig           |   12 +
 drivers/net/phy/Makefile          |    1 +
 drivers/net/phy/mediatek-ge-soc.c | 1116 +++++++++++++++++++++++++++++
 drivers/net/phy/mediatek-ge.c     |    3 +-
 5 files changed, 1140 insertions(+), 1 deletion(-)
 create mode 100644 drivers/net/phy/mediatek-ge-soc.c

diff --git a/MAINTAINERS b/MAINTAINERS
index 0971854323a7e..45787f1c4c575 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -13151,6 +13151,15 @@ S:	Maintained
 F:	drivers/net/pcs/pcs-mtk-lynxi.c
 F:	include/linux/pcs/pcs-mtk-lynxi.h
 
+MEDIATEK ETHERNET PHY DRIVERS
+M:	Daniel Golle <daniel@makrotopia.org>
+M:	Qingfang Deng <dqfext@gmail.com>
+M:	SkyLake Huang <SkyLake.Huang@mediatek.com>
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	drivers/net/phy/mediatek-ge-soc.c
+F:	drivers/net/phy/mediatek-ge.c
+
 MEDIATEK I2C CONTROLLER DRIVER
 M:	Qii Wang <qii.wang@mediatek.com>
 L:	linux-i2c@vger.kernel.org
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 059bd06a8cce4..a40269c175974 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -236,6 +236,18 @@ config MEDIATEK_GE_PHY
 	help
 	  Supports the MediaTek Gigabit Ethernet PHYs.
 
+config MEDIATEK_GE_SOC_PHY
+	tristate "MediaTek SoC Ethernet PHYs"
+	depends on (ARM64 && ARCH_MEDIATEK) || COMPILE_TEST
+	select NVMEM_MTK_EFUSE
+	help
+	  Supports MediaTek SoC built-in Gigabit Ethernet PHYs.
+
+	  Include support for built-in Ethernet PHYs which are present in
+	  the MT7981 and MT7988 SoCs. These PHYs need calibration data
+	  present in the SoCs efuse and will dynamically calibrate VCM
+	  (common-mode voltage) during startup.
+
 config MICREL_PHY
 	tristate "Micrel PHYs"
 	depends on PTP_1588_CLOCK_OPTIONAL
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index f289ab16a1dab..2fe51ea83babe 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -69,6 +69,7 @@ obj-$(CONFIG_MARVELL_PHY)	+= marvell.o
 obj-$(CONFIG_MARVELL_88X2222_PHY)	+= marvell-88x2222.o
 obj-$(CONFIG_MAXLINEAR_GPHY)	+= mxl-gpy.o
 obj-$(CONFIG_MEDIATEK_GE_PHY)	+= mediatek-ge.o
+obj-$(CONFIG_MEDIATEK_GE_SOC_PHY)	+= mediatek-ge-soc.o
 obj-$(CONFIG_MESON_GXL_PHY)	+= meson-gxl.o
 obj-$(CONFIG_MICREL_KS8995MA)	+= spi_ks8995.o
 obj-$(CONFIG_MICREL_PHY)	+= micrel.o
diff --git a/drivers/net/phy/mediatek-ge-soc.c b/drivers/net/phy/mediatek-ge-soc.c
new file mode 100644
index 0000000000000..95369171a7ba6
--- /dev/null
+++ b/drivers/net/phy/mediatek-ge-soc.c
@@ -0,0 +1,1116 @@
+// SPDX-License-Identifier: GPL-2.0+
+#include <linux/bitfield.h>
+#include <linux/module.h>
+#include <linux/nvmem-consumer.h>
+#include <linux/of_address.h>
+#include <linux/of_platform.h>
+#include <linux/pinctrl/consumer.h>
+#include <linux/phy.h>
+
+#define MTK_GPHY_ID_MT7981			0x03a29461
+#define MTK_GPHY_ID_MT7988			0x03a29481
+
+#define MTK_EXT_PAGE_ACCESS			0x1f
+#define MTK_PHY_PAGE_STANDARD			0x0000
+#define MTK_PHY_PAGE_EXTENDED_3			0x0003
+
+#define MTK_PHY_LPI_REG_14			0x14
+#define MTK_PHY_LPI_WAKE_TIMER_1000_MASK	GENMASK(8, 0)
+
+#define MTK_PHY_LPI_REG_1c			0x1c
+#define MTK_PHY_SMI_DET_ON_THRESH_MASK		GENMASK(13, 8)
+
+#define MTK_PHY_PAGE_EXTENDED_2A30		0x2a30
+#define MTK_PHY_PAGE_EXTENDED_52B5		0x52b5
+
+#define ANALOG_INTERNAL_OPERATION_MAX_US	20
+#define TXRESERVE_MIN				0
+#define TXRESERVE_MAX				7
+
+#define MTK_PHY_ANARG_RG			0x10
+#define   MTK_PHY_TCLKOFFSET_MASK		GENMASK(12, 8)
+
+/* Registers on MDIO_MMD_VEND1 */
+#define MTK_PHY_TXVLD_DA_RG			0x12
+#define   MTK_PHY_DA_TX_I2MPB_A_GBE_MASK	GENMASK(15, 10)
+#define   MTK_PHY_DA_TX_I2MPB_A_TBT_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_A2		0x16
+#define   MTK_PHY_DA_TX_I2MPB_A_HBT_MASK	GENMASK(15, 10)
+#define   MTK_PHY_DA_TX_I2MPB_A_TST_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_B1		0x17
+#define   MTK_PHY_DA_TX_I2MPB_B_GBE_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_B_TBT_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_B2		0x18
+#define   MTK_PHY_DA_TX_I2MPB_B_HBT_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_B_TST_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_C1		0x19
+#define   MTK_PHY_DA_TX_I2MPB_C_GBE_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_C_TBT_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_C2		0x20
+#define   MTK_PHY_DA_TX_I2MPB_C_HBT_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_C_TST_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_D1		0x21
+#define   MTK_PHY_DA_TX_I2MPB_D_GBE_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_D_TBT_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_D2		0x22
+#define   MTK_PHY_DA_TX_I2MPB_D_HBT_MASK	GENMASK(13, 8)
+#define   MTK_PHY_DA_TX_I2MPB_D_TST_MASK	GENMASK(5, 0)
+
+#define MTK_PHY_RXADC_CTRL_RG7			0xc6
+#define   MTK_PHY_DA_AD_BUF_BIAS_LP_MASK	GENMASK(9, 8)
+
+#define MTK_PHY_RXADC_CTRL_RG9			0xc8
+#define   MTK_PHY_DA_RX_PSBN_TBT_MASK		GENMASK(14, 12)
+#define   MTK_PHY_DA_RX_PSBN_HBT_MASK		GENMASK(10, 8)
+#define   MTK_PHY_DA_RX_PSBN_GBE_MASK		GENMASK(6, 4)
+#define   MTK_PHY_DA_RX_PSBN_LP_MASK		GENMASK(2, 0)
+
+#define MTK_PHY_LDO_OUTPUT_V			0xd7
+
+#define MTK_PHY_RG_ANA_CAL_RG0			0xdb
+#define   MTK_PHY_RG_CAL_CKINV			BIT(12)
+#define   MTK_PHY_RG_ANA_CALEN			BIT(8)
+#define   MTK_PHY_RG_ZCALEN_A			BIT(0)
+
+#define MTK_PHY_RG_ANA_CAL_RG1			0xdc
+#define   MTK_PHY_RG_ZCALEN_B			BIT(12)
+#define   MTK_PHY_RG_ZCALEN_C			BIT(8)
+#define   MTK_PHY_RG_ZCALEN_D			BIT(4)
+#define   MTK_PHY_RG_TXVOS_CALEN		BIT(0)
+
+#define MTK_PHY_RG_ANA_CAL_RG5			0xe0
+#define   MTK_PHY_RG_REXT_TRIM_MASK		GENMASK(13, 8)
+
+#define MTK_PHY_RG_TX_FILTER			0xfe
+
+#define MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG120	0x120
+#define   MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK	GENMASK(12, 8)
+#define   MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK	GENMASK(4, 0)
+
+#define MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122	0x122
+#define   MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK	GENMASK(7, 0)
+
+#define MTK_PHY_RG_TESTMUX_ADC_CTRL		0x144
+#define   MTK_PHY_RG_TXEN_DIG_MASK		GENMASK(5, 5)
+
+#define MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B		0x172
+#define   MTK_PHY_CR_TX_AMP_OFFSET_A_MASK	GENMASK(13, 8)
+#define   MTK_PHY_CR_TX_AMP_OFFSET_B_MASK	GENMASK(6, 0)
+
+#define MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D		0x173
+#define   MTK_PHY_CR_TX_AMP_OFFSET_C_MASK	GENMASK(13, 8)
+#define   MTK_PHY_CR_TX_AMP_OFFSET_D_MASK	GENMASK(6, 0)
+
+#define MTK_PHY_RG_AD_CAL_COMP			0x17a
+#define   MTK_PHY_AD_CAL_COMP_OUT_SHIFT		(8)
+
+#define MTK_PHY_RG_AD_CAL_CLK			0x17b
+#define   MTK_PHY_DA_CAL_CLK			BIT(0)
+
+#define MTK_PHY_RG_AD_CALIN			0x17c
+#define   MTK_PHY_DA_CALIN_FLAG			BIT(0)
+
+#define MTK_PHY_RG_DASN_DAC_IN0_A		0x17d
+#define   MTK_PHY_DASN_DAC_IN0_A_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN0_B		0x17e
+#define   MTK_PHY_DASN_DAC_IN0_B_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN0_C		0x17f
+#define   MTK_PHY_DASN_DAC_IN0_C_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN0_D		0x180
+#define   MTK_PHY_DASN_DAC_IN0_D_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN1_A		0x181
+#define   MTK_PHY_DASN_DAC_IN1_A_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN1_B		0x182
+#define   MTK_PHY_DASN_DAC_IN1_B_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN1_C		0x183
+#define   MTK_PHY_DASN_DAC_IN1_C_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DASN_DAC_IN1_D		0x184
+#define   MTK_PHY_DASN_DAC_IN1_D_MASK		GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG19b			0x19b
+#define   MTK_PHY_BYPASS_DSP_LPI_READY		BIT(8)
+
+#define MTK_PHY_RG_LP_IIR2_K1_L			0x22a
+#define MTK_PHY_RG_LP_IIR2_K1_U			0x22b
+#define MTK_PHY_RG_LP_IIR2_K2_L			0x22c
+#define MTK_PHY_RG_LP_IIR2_K2_U			0x22d
+#define MTK_PHY_RG_LP_IIR2_K3_L			0x22e
+#define MTK_PHY_RG_LP_IIR2_K3_U			0x22f
+#define MTK_PHY_RG_LP_IIR2_K4_L			0x230
+#define MTK_PHY_RG_LP_IIR2_K4_U			0x231
+#define MTK_PHY_RG_LP_IIR2_K5_L			0x232
+#define MTK_PHY_RG_LP_IIR2_K5_U			0x233
+
+#define MTK_PHY_RG_DEV1E_REG234			0x234
+#define   MTK_PHY_TR_OPEN_LOOP_EN_MASK		GENMASK(0, 0)
+#define   MTK_PHY_LPF_X_AVERAGE_MASK		GENMASK(7, 4)
+#define   MTK_PHY_TR_LP_IIR_EEE_EN		BIT(12)
+
+#define MTK_PHY_RG_LPF_CNT_VAL			0x235
+
+#define MTK_PHY_RG_DEV1E_REG238			0x238
+#define   MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK	GENMASK(8, 0)
+#define   MTK_PHY_LPI_SLV_SEND_TX_EN		BIT(12)
+
+#define MTK_PHY_RG_DEV1E_REG239			0x239
+#define   MTK_PHY_LPI_SEND_LOC_TIMER_MASK	GENMASK(8, 0)
+#define   MTK_PHY_LPI_TXPCS_LOC_RCV		BIT(12)
+
+#define MTK_PHY_RG_DEV1E_REG27C			0x27c
+#define   MTK_PHY_VGASTATE_FFE_THR_ST1_MASK	GENMASK(12, 8)
+#define MTK_PHY_RG_DEV1E_REG27D			0x27d
+#define   MTK_PHY_VGASTATE_FFE_THR_ST2_MASK	GENMASK(4, 0)
+
+#define MTK_PHY_RG_DEV1E_REG2C7			0x2c7
+#define   MTK_PHY_MAX_GAIN_MASK			GENMASK(4, 0)
+#define   MTK_PHY_MIN_GAIN_MASK			GENMASK(12, 8)
+
+#define MTK_PHY_RG_DEV1E_REG2D1			0x2d1
+#define   MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK	GENMASK(7, 0)
+#define   MTK_PHY_LPI_SKIP_SD_SLV_TR		BIT(8)
+#define   MTK_PHY_LPI_TR_READY			BIT(9)
+#define   MTK_PHY_LPI_VCO_EEE_STG0_EN		BIT(10)
+
+#define MTK_PHY_RG_DEV1E_REG323			0x323
+#define   MTK_PHY_EEE_WAKE_MAS_INT_DC		BIT(0)
+#define   MTK_PHY_EEE_WAKE_SLV_INT_DC		BIT(4)
+
+#define MTK_PHY_RG_DEV1E_REG324			0x324
+#define   MTK_PHY_SMI_DETCNT_MAX_MASK		GENMASK(5, 0)
+#define   MTK_PHY_SMI_DET_MAX_EN		BIT(8)
+
+#define MTK_PHY_RG_DEV1E_REG326			0x326
+#define   MTK_PHY_LPI_MODE_SD_ON		BIT(0)
+#define   MTK_PHY_RESET_RANDUPD_CNT		BIT(1)
+#define   MTK_PHY_TREC_UPDATE_ENAB_CLR		BIT(2)
+#define   MTK_PHY_LPI_QUIT_WAIT_DFE_SIG_DET_OFF	BIT(4)
+#define   MTK_PHY_TR_READY_SKIP_AFE_WAKEUP	BIT(5)
+
+#define MTK_PHY_LDO_PUMP_EN_PAIRAB		0x502
+#define MTK_PHY_LDO_PUMP_EN_PAIRCD		0x503
+
+#define MTK_PHY_DA_TX_R50_PAIR_A		0x53d
+#define MTK_PHY_DA_TX_R50_PAIR_B		0x53e
+#define MTK_PHY_DA_TX_R50_PAIR_C		0x53f
+#define MTK_PHY_DA_TX_R50_PAIR_D		0x540
+
+#define MTK_PHY_RG_BG_RASEL			0x115
+#define   MTK_PHY_RG_BG_RASEL_MASK		GENMASK(2, 0)
+
+/* These macro privides efuse parsing for internal phy. */
+#define EFS_DA_TX_I2MPB_A(x)			(((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_B(x)			(((x) >> 6) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_C(x)			(((x) >> 12) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_D(x)			(((x) >> 18) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_A(x)		(((x) >> 24) & GENMASK(5, 0))
+
+#define EFS_DA_TX_AMP_OFFSET_B(x)		(((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_C(x)		(((x) >> 6) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_D(x)		(((x) >> 12) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_A(x)			(((x) >> 18) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_B(x)			(((x) >> 24) & GENMASK(5, 0))
+
+#define EFS_DA_TX_R50_C(x)			(((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_D(x)			(((x) >> 6) & GENMASK(5, 0))
+
+#define EFS_RG_BG_RASEL(x)			(((x) >> 4) & GENMASK(2, 0))
+#define EFS_RG_REXT_TRIM(x)			(((x) >> 7) & GENMASK(5, 0))
+
+enum {
+	NO_PAIR,
+	PAIR_A,
+	PAIR_B,
+	PAIR_C,
+	PAIR_D,
+};
+
+enum {
+	GPHY_PORT0,
+	GPHY_PORT1,
+	GPHY_PORT2,
+	GPHY_PORT3,
+};
+
+enum calibration_mode {
+	EFUSE_K,
+	SW_K
+};
+
+enum CAL_ITEM {
+	REXT,
+	TX_OFFSET,
+	TX_AMP,
+	TX_R50,
+	TX_VCM
+};
+
+enum CAL_MODE {
+	EFUSE_M,
+	SW_M
+};
+
+static int mtk_socphy_read_page(struct phy_device *phydev)
+{
+	return __phy_read(phydev, MTK_EXT_PAGE_ACCESS);
+}
+
+static int mtk_socphy_write_page(struct phy_device *phydev, int page)
+{
+	return __phy_write(phydev, MTK_EXT_PAGE_ACCESS, page);
+}
+
+/* One calibration cycle consists of:
+ * 1.Set DA_CALIN_FLAG high to start calibration. Keep it high
+ *   until AD_CAL_COMP is ready to output calibration result.
+ * 2.Wait until DA_CAL_CLK is available.
+ * 3.Fetch AD_CAL_COMP_OUT.
+ */
+static int cal_cycle(struct phy_device *phydev, int devad,
+		     u32 regnum, u16 mask, u16 cal_val)
+{
+	int reg_val;
+	int ret;
+
+	phy_modify_mmd(phydev, devad, regnum,
+		       mask, cal_val);
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CALIN,
+			 MTK_PHY_DA_CALIN_FLAG);
+
+	ret = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
+					MTK_PHY_RG_AD_CAL_CLK, reg_val,
+					reg_val & MTK_PHY_DA_CAL_CLK, 500,
+					ANALOG_INTERNAL_OPERATION_MAX_US, false);
+	if (ret) {
+		phydev_err(phydev, "Calibration cycle timeout\n");
+		return ret;
+	}
+
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CALIN,
+			   MTK_PHY_DA_CALIN_FLAG);
+	ret = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CAL_COMP) >>
+			   MTK_PHY_AD_CAL_COMP_OUT_SHIFT;
+	phydev_dbg(phydev, "cal_val: 0x%x, ret: %d\n", cal_val, ret);
+
+	return ret;
+}
+
+static int rext_fill_result(struct phy_device *phydev, u16 *buf)
+{
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+		       MTK_PHY_RG_REXT_TRIM_MASK, buf[0] << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_BG_RASEL,
+		       MTK_PHY_RG_BG_RASEL_MASK, buf[1]);
+
+	return 0;
+}
+
+static int rext_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+	u16 rext_cal_val[2];
+
+	rext_cal_val[0] = EFS_RG_REXT_TRIM(buf[3]);
+	rext_cal_val[1] = EFS_RG_BG_RASEL(buf[3]);
+	rext_fill_result(phydev, rext_cal_val);
+
+	return 0;
+}
+
+static int tx_offset_fill_result(struct phy_device *phydev, u16 *buf)
+{
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B,
+		       MTK_PHY_CR_TX_AMP_OFFSET_A_MASK, buf[0] << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B,
+		       MTK_PHY_CR_TX_AMP_OFFSET_B_MASK, buf[1]);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D,
+		       MTK_PHY_CR_TX_AMP_OFFSET_C_MASK, buf[2] << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D,
+		       MTK_PHY_CR_TX_AMP_OFFSET_D_MASK, buf[3]);
+
+	return 0;
+}
+
+static int tx_offset_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+	u16 tx_offset_cal_val[4];
+
+	tx_offset_cal_val[0] = EFS_DA_TX_AMP_OFFSET_A(buf[0]);
+	tx_offset_cal_val[1] = EFS_DA_TX_AMP_OFFSET_B(buf[1]);
+	tx_offset_cal_val[2] = EFS_DA_TX_AMP_OFFSET_C(buf[1]);
+	tx_offset_cal_val[3] = EFS_DA_TX_AMP_OFFSET_D(buf[1]);
+
+	tx_offset_fill_result(phydev, tx_offset_cal_val);
+
+	return 0;
+}
+
+static int tx_amp_fill_result(struct phy_device *phydev, u16 *buf)
+{
+	int i;
+	int bias[16] = {};
+	const int vals_9461[16] = { 7, 1, 4, 7,
+				    7, 1, 4, 7,
+				    7, 1, 4, 7,
+				    7, 1, 4, 7 };
+	const int vals_9481[16] = { 10, 6, 6, 10,
+				    10, 6, 6, 10,
+				    10, 6, 6, 10,
+				    10, 6, 6, 10 };
+	switch (phydev->drv->phy_id) {
+	case MTK_GPHY_ID_MT7981:
+		/* We add some calibration to efuse values
+		 * due to board level influence.
+		 * GBE: +7, TBT: +1, HBT: +4, TST: +7
+		 */
+		memcpy(bias, (const void *)vals_9461, sizeof(bias));
+		break;
+	case MTK_GPHY_ID_MT7988:
+		memcpy(bias, (const void *)vals_9481, sizeof(bias));
+		break;
+	}
+
+	/* Prevent overflow */
+	for (i = 0; i < 12; i++) {
+		if (buf[i >> 2] + bias[i] > 63) {
+			buf[i >> 2] = 63;
+			bias[i] = 0;
+		}
+	}
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
+		       MTK_PHY_DA_TX_I2MPB_A_GBE_MASK, (buf[0] + bias[0]) << 10);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
+		       MTK_PHY_DA_TX_I2MPB_A_TBT_MASK, buf[0] + bias[1]);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
+		       MTK_PHY_DA_TX_I2MPB_A_HBT_MASK, (buf[0] + bias[2]) << 10);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
+		       MTK_PHY_DA_TX_I2MPB_A_TST_MASK, buf[0] + bias[3]);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
+		       MTK_PHY_DA_TX_I2MPB_B_GBE_MASK, (buf[1] + bias[4]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
+		       MTK_PHY_DA_TX_I2MPB_B_TBT_MASK, buf[1] + bias[5]);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
+		       MTK_PHY_DA_TX_I2MPB_B_HBT_MASK, (buf[1] + bias[6]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
+		       MTK_PHY_DA_TX_I2MPB_B_TST_MASK, buf[1] + bias[7]);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
+		       MTK_PHY_DA_TX_I2MPB_C_GBE_MASK, (buf[2] + bias[8]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
+		       MTK_PHY_DA_TX_I2MPB_C_TBT_MASK, buf[2] + bias[9]);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
+		       MTK_PHY_DA_TX_I2MPB_C_HBT_MASK, (buf[2] + bias[10]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
+		       MTK_PHY_DA_TX_I2MPB_C_TST_MASK, buf[2] + bias[11]);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
+		       MTK_PHY_DA_TX_I2MPB_D_GBE_MASK, (buf[3] + bias[12]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
+		       MTK_PHY_DA_TX_I2MPB_D_TBT_MASK, buf[3] + bias[13]);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
+		       MTK_PHY_DA_TX_I2MPB_D_HBT_MASK, (buf[3] + bias[14]) << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
+		       MTK_PHY_DA_TX_I2MPB_D_TST_MASK, buf[3] + bias[15]);
+
+	return 0;
+}
+
+static int tx_amp_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+	u16 tx_amp_cal_val[4];
+
+	tx_amp_cal_val[0] = EFS_DA_TX_I2MPB_A(buf[0]);
+	tx_amp_cal_val[1] = EFS_DA_TX_I2MPB_B(buf[0]);
+	tx_amp_cal_val[2] = EFS_DA_TX_I2MPB_C(buf[0]);
+	tx_amp_cal_val[3] = EFS_DA_TX_I2MPB_D(buf[0]);
+	tx_amp_fill_result(phydev, tx_amp_cal_val);
+
+	return 0;
+}
+
+static int tx_r50_fill_result(struct phy_device *phydev, u16 tx_r50_cal_val,
+			      u8 txg_calen_x)
+{
+	int bias = 0;
+	u16 reg, val;
+
+	if (phydev->drv->phy_id == MTK_GPHY_ID_MT7988)
+		bias = -2;
+
+	val = clamp_val(bias + tx_r50_cal_val, 0, 63);
+
+	switch (txg_calen_x) {
+	case PAIR_A:
+		reg = MTK_PHY_DA_TX_R50_PAIR_A;
+		break;
+	case PAIR_B:
+		reg = MTK_PHY_DA_TX_R50_PAIR_B;
+		break;
+	case PAIR_C:
+		reg = MTK_PHY_DA_TX_R50_PAIR_C;
+		break;
+	case PAIR_D:
+		reg = MTK_PHY_DA_TX_R50_PAIR_D;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, reg, val | val << 8);
+
+	return 0;
+}
+
+static int tx_r50_cal_efuse(struct phy_device *phydev, u32 *buf,
+			    u8 txg_calen_x)
+{
+	u16 tx_r50_cal_val;
+
+	switch (txg_calen_x) {
+	case PAIR_A:
+		tx_r50_cal_val = EFS_DA_TX_R50_A(buf[1]);
+		break;
+	case PAIR_B:
+		tx_r50_cal_val = EFS_DA_TX_R50_B(buf[1]);
+		break;
+	case PAIR_C:
+		tx_r50_cal_val = EFS_DA_TX_R50_C(buf[2]);
+		break;
+	case PAIR_D:
+		tx_r50_cal_val = EFS_DA_TX_R50_D(buf[2]);
+		break;
+	default:
+		return -EINVAL;
+	}
+	tx_r50_fill_result(phydev, tx_r50_cal_val, txg_calen_x);
+
+	return 0;
+}
+
+static int tx_vcm_cal_sw(struct phy_device *phydev, u8 rg_txreserve_x)
+{
+	u8 lower_idx, upper_idx, txreserve_val;
+	u8 lower_ret, upper_ret;
+	int ret;
+
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+			 MTK_PHY_RG_ANA_CALEN);
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+			   MTK_PHY_RG_CAL_CKINV);
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+			 MTK_PHY_RG_TXVOS_CALEN);
+
+	switch (rg_txreserve_x) {
+	case PAIR_A:
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN0_A,
+				   MTK_PHY_DASN_DAC_IN0_A_MASK);
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN1_A,
+				   MTK_PHY_DASN_DAC_IN1_A_MASK);
+		phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
+				 MTK_PHY_RG_ANA_CAL_RG0,
+				 MTK_PHY_RG_ZCALEN_A);
+		break;
+	case PAIR_B:
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN0_B,
+				   MTK_PHY_DASN_DAC_IN0_B_MASK);
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN1_B,
+				   MTK_PHY_DASN_DAC_IN1_B_MASK);
+		phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
+				 MTK_PHY_RG_ANA_CAL_RG1,
+				 MTK_PHY_RG_ZCALEN_B);
+		break;
+	case PAIR_C:
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN0_C,
+				   MTK_PHY_DASN_DAC_IN0_C_MASK);
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN1_C,
+				   MTK_PHY_DASN_DAC_IN1_C_MASK);
+		phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
+				 MTK_PHY_RG_ANA_CAL_RG1,
+				 MTK_PHY_RG_ZCALEN_C);
+		break;
+	case PAIR_D:
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN0_D,
+				   MTK_PHY_DASN_DAC_IN0_D_MASK);
+		phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+				   MTK_PHY_RG_DASN_DAC_IN1_D,
+				   MTK_PHY_DASN_DAC_IN1_D_MASK);
+		phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
+				 MTK_PHY_RG_ANA_CAL_RG1,
+				 MTK_PHY_RG_ZCALEN_D);
+		break;
+	default:
+		ret = -EINVAL;
+		goto restore;
+	}
+
+	lower_idx = TXRESERVE_MIN;
+	upper_idx = TXRESERVE_MAX;
+
+	phydev_dbg(phydev, "Start TX-VCM SW cal.\n");
+	while ((upper_idx - lower_idx) > 1) {
+		txreserve_val = DIV_ROUND_CLOSEST(lower_idx + upper_idx, 2);
+		ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+				MTK_PHY_DA_RX_PSBN_TBT_MASK |
+				MTK_PHY_DA_RX_PSBN_HBT_MASK |
+				MTK_PHY_DA_RX_PSBN_GBE_MASK |
+				MTK_PHY_DA_RX_PSBN_LP_MASK,
+				txreserve_val << 12 | txreserve_val << 8 |
+				txreserve_val << 4 | txreserve_val);
+		if (ret == 1) {
+			upper_idx = txreserve_val;
+			upper_ret = ret;
+		} else if (ret == 0) {
+			lower_idx = txreserve_val;
+			lower_ret = ret;
+		} else {
+			goto restore;
+		}
+	}
+
+	if (lower_idx == TXRESERVE_MIN) {
+		lower_ret = cal_cycle(phydev, MDIO_MMD_VEND1,
+				      MTK_PHY_RXADC_CTRL_RG9,
+				      MTK_PHY_DA_RX_PSBN_TBT_MASK |
+				      MTK_PHY_DA_RX_PSBN_HBT_MASK |
+				      MTK_PHY_DA_RX_PSBN_GBE_MASK |
+				      MTK_PHY_DA_RX_PSBN_LP_MASK,
+				      lower_idx << 12 | lower_idx << 8 |
+				      lower_idx << 4 | lower_idx);
+		ret = lower_ret;
+	} else if (upper_idx == TXRESERVE_MAX) {
+		upper_ret = cal_cycle(phydev, MDIO_MMD_VEND1,
+				      MTK_PHY_RXADC_CTRL_RG9,
+				      MTK_PHY_DA_RX_PSBN_TBT_MASK |
+				      MTK_PHY_DA_RX_PSBN_HBT_MASK |
+				      MTK_PHY_DA_RX_PSBN_GBE_MASK |
+				      MTK_PHY_DA_RX_PSBN_LP_MASK,
+				      upper_idx << 12 | upper_idx << 8 |
+				      upper_idx << 4 | upper_idx);
+		ret = upper_ret;
+	}
+	if (ret < 0)
+		goto restore;
+
+	/* We calibrate TX-VCM in different logic. Check upper index and then
+	 * lower index. If this calibration is valid, apply lower index's result.
+	 */
+	ret = upper_ret - lower_ret;
+	if (ret == 1) {
+		ret = 0;
+		/* Make sure we use upper_idx in our calibration system */
+		cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+			  MTK_PHY_DA_RX_PSBN_TBT_MASK |
+			  MTK_PHY_DA_RX_PSBN_HBT_MASK |
+			  MTK_PHY_DA_RX_PSBN_GBE_MASK |
+			  MTK_PHY_DA_RX_PSBN_LP_MASK,
+			  upper_idx << 12 | upper_idx << 8 |
+			  upper_idx << 4 | upper_idx);
+		phydev_dbg(phydev, "TX-VCM SW cal result: 0x%x\n", upper_idx);
+	} else if (lower_idx == TXRESERVE_MIN && upper_ret == 1 &&
+		   lower_ret == 1) {
+		ret = 0;
+		cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+			  MTK_PHY_DA_RX_PSBN_TBT_MASK |
+			  MTK_PHY_DA_RX_PSBN_HBT_MASK |
+			  MTK_PHY_DA_RX_PSBN_GBE_MASK |
+			  MTK_PHY_DA_RX_PSBN_LP_MASK,
+			  lower_idx << 12 | lower_idx << 8 |
+			  lower_idx << 4 | lower_idx);
+		phydev_warn(phydev, "TX-VCM SW cal result at low margin 0x%x\n",
+			    lower_idx);
+	} else if (upper_idx == TXRESERVE_MAX && upper_ret == 0 &&
+		   lower_ret == 0) {
+		ret = 0;
+		phydev_warn(phydev, "TX-VCM SW cal result at high margin 0x%x\n",
+			    upper_idx);
+	} else {
+		ret = -EINVAL;
+	}
+
+restore:
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+			   MTK_PHY_RG_ANA_CALEN);
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+			   MTK_PHY_RG_TXVOS_CALEN);
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+			   MTK_PHY_RG_ZCALEN_A);
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+			   MTK_PHY_RG_ZCALEN_B | MTK_PHY_RG_ZCALEN_C |
+			   MTK_PHY_RG_ZCALEN_D);
+
+	return ret;
+}
+
+static void mt798x_phy_common_finetune(struct phy_device *phydev)
+{
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
+	/* EnabRandUpdTrig = 1 */
+	__phy_write(phydev, 0x11, 0x2f00);
+	__phy_write(phydev, 0x12, 0xe);
+	__phy_write(phydev, 0x10, 0x8fb0);
+
+	/* NormMseLoThresh = 85 */
+	__phy_write(phydev, 0x11, 0x55a0);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x83aa);
+
+	/* TrFreeze = 0 */
+	__phy_write(phydev, 0x11, 0x0);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x9686);
+
+	/* SSTrKp1000Slv = 5 */
+	__phy_write(phydev, 0x11, 0xbaef);
+	__phy_write(phydev, 0x12, 0x2e);
+	__phy_write(phydev, 0x10, 0x968c);
+
+	/* MrvlTrFix100Kp = 3, MrvlTrFix100Kf = 2,
+	 * MrvlTrFix1000Kp = 3, MrvlTrFix1000Kf = 2
+	 */
+	__phy_write(phydev, 0x11, 0xd10a);
+	__phy_write(phydev, 0x12, 0x34);
+	__phy_write(phydev, 0x10, 0x8f82);
+
+	/* VcoSlicerThreshBitsHigh */
+	__phy_write(phydev, 0x11, 0x5555);
+	__phy_write(phydev, 0x12, 0x55);
+	__phy_write(phydev, 0x10, 0x8ec0);
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+
+	/* TR_OPEN_LOOP_EN = 1, lpf_x_average = 9*/
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG234,
+		       MTK_PHY_TR_OPEN_LOOP_EN_MASK | MTK_PHY_LPF_X_AVERAGE_MASK,
+		       BIT(0) | FIELD_PREP(MTK_PHY_LPF_X_AVERAGE_MASK, 0x9));
+
+	/* rg_tr_lpf_cnt_val = 512 */
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LPF_CNT_VAL, 0x200);
+
+	/* IIR2 related */
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K1_L, 0x82);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K1_U, 0x0);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K2_L, 0x103);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K2_U, 0x0);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K3_L, 0x82);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K3_U, 0x0);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K4_L, 0xd177);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K4_U, 0x3);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K5_L, 0x2c82);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K5_U, 0xe);
+
+	/* FFE peaking */
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG27C,
+		       MTK_PHY_VGASTATE_FFE_THR_ST1_MASK, 0x1b << 8);
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG27D,
+		       MTK_PHY_VGASTATE_FFE_THR_ST2_MASK, 0x1e);
+
+	/* Disable LDO pump */
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_PUMP_EN_PAIRAB, 0x0);
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_PUMP_EN_PAIRCD, 0x0);
+	/* Adjust LDO output voltage */
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_OUTPUT_V, 0x2222);
+}
+
+static void mt7981_phy_finetune(struct phy_device *phydev)
+{
+	u16 val[8] = { 0x01ce, 0x01c1,
+		       0x020f, 0x0202,
+		       0x03d0, 0x03c0,
+		       0x0013, 0x0005 };
+	int i, k;
+
+	/* 100M eye finetune:
+	 * Keep middle level of TX MLT3 shapper as default.
+	 * Only change TX MLT3 overshoot level here.
+	 */
+	for (k = 0, i = 1; i < 12; i++) {
+		if (i % 3 == 0)
+			continue;
+		phy_write_mmd(phydev, MDIO_MMD_VEND1, i, val[k++]);
+	}
+
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
+	/* SlvDSPreadyTime = 24, MasDSPreadyTime = 24 */
+	__phy_write(phydev, 0x11, 0xc71);
+	__phy_write(phydev, 0x12, 0xc);
+	__phy_write(phydev, 0x10, 0x8fae);
+
+	/* ResetSyncOffset = 6 */
+	__phy_write(phydev, 0x11, 0x600);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x8fc0);
+
+	/* VgaDecRate = 1 */
+	__phy_write(phydev, 0x11, 0x4c2a);
+	__phy_write(phydev, 0x12, 0x3e);
+	__phy_write(phydev, 0x10, 0x8fa4);
+
+	/* FfeUpdGainForce = 4 */
+	__phy_write(phydev, 0x11, 0x240);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x9680);
+
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+}
+
+static void mt7988_phy_finetune(struct phy_device *phydev)
+{
+	u16 val[12] = { 0x0187, 0x01cd, 0x01c8, 0x0182,
+			0x020d, 0x0206, 0x0384, 0x03d0,
+			0x03c6, 0x030a, 0x0011, 0x0005 };
+	int i;
+
+	/* Set default MLT3 shaper first */
+	for (i = 0; i < 12; i++)
+		phy_write_mmd(phydev, MDIO_MMD_VEND1, i, val[i]);
+
+	/* TCT finetune */
+	phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_TX_FILTER, 0x5);
+
+	/* Disable TX power saving */
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG7,
+		       MTK_PHY_DA_AD_BUF_BIAS_LP_MASK, 0x3 << 8);
+
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
+
+	/* SlvDSPreadyTime = 24, MasDSPreadyTime = 12 */
+	__phy_write(phydev, 0x11, 0x671);
+	__phy_write(phydev, 0x12, 0xc);
+	__phy_write(phydev, 0x10, 0x8fae);
+
+	/* ResetSyncOffset = 5 */
+	__phy_write(phydev, 0x11, 0x500);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x8fc0);
+
+	/* VgaDecRate is 1 at default on mt7988 */
+
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_2A30);
+	/* TxClkOffset = 2 */
+	__phy_modify(phydev, MTK_PHY_ANARG_RG, MTK_PHY_TCLKOFFSET_MASK,
+		     FIELD_PREP(MTK_PHY_TCLKOFFSET_MASK, 0x2));
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+}
+
+static void mt798x_phy_eee(struct phy_device *phydev)
+{
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1,
+		       MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG120,
+		       MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK |
+		       MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK,
+		       FIELD_PREP(MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK, 0x0) |
+		       FIELD_PREP(MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK, 0x14));
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1,
+		       MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122,
+		       MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
+		       FIELD_PREP(MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
+				  0xff));
+
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+			   MTK_PHY_RG_TESTMUX_ADC_CTRL,
+			   MTK_PHY_RG_TXEN_DIG_MASK);
+
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
+			 MTK_PHY_RG_DEV1E_REG19b, MTK_PHY_BYPASS_DSP_LPI_READY);
+
+	phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
+			   MTK_PHY_RG_DEV1E_REG234, MTK_PHY_TR_LP_IIR_EEE_EN);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG238,
+		       MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK |
+		       MTK_PHY_LPI_SLV_SEND_TX_EN,
+		       FIELD_PREP(MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK, 0x120));
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG239,
+		       MTK_PHY_LPI_SEND_LOC_TIMER_MASK |
+		       MTK_PHY_LPI_TXPCS_LOC_RCV,
+		       FIELD_PREP(MTK_PHY_LPI_SEND_LOC_TIMER_MASK, 0x117));
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG2C7,
+		       MTK_PHY_MAX_GAIN_MASK | MTK_PHY_MIN_GAIN_MASK,
+		       FIELD_PREP(MTK_PHY_MAX_GAIN_MASK, 0x8) |
+		       FIELD_PREP(MTK_PHY_MIN_GAIN_MASK, 0x13));
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG2D1,
+		       MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK,
+		       FIELD_PREP(MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK,
+				  0x33) |
+		       MTK_PHY_LPI_SKIP_SD_SLV_TR | MTK_PHY_LPI_TR_READY |
+		       MTK_PHY_LPI_VCO_EEE_STG0_EN);
+
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG323,
+			 MTK_PHY_EEE_WAKE_MAS_INT_DC |
+			 MTK_PHY_EEE_WAKE_SLV_INT_DC);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG324,
+		       MTK_PHY_SMI_DETCNT_MAX_MASK,
+		       FIELD_PREP(MTK_PHY_SMI_DETCNT_MAX_MASK, 0x3f) |
+		       MTK_PHY_SMI_DET_MAX_EN);
+
+	phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG326,
+			 MTK_PHY_LPI_MODE_SD_ON | MTK_PHY_RESET_RANDUPD_CNT |
+			 MTK_PHY_TREC_UPDATE_ENAB_CLR |
+			 MTK_PHY_LPI_QUIT_WAIT_DFE_SIG_DET_OFF |
+			 MTK_PHY_TR_READY_SKIP_AFE_WAKEUP);
+
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
+	/* Regsigdet_sel_1000 = 0 */
+	__phy_write(phydev, 0x11, 0xb);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x9690);
+
+	/* REG_EEE_st2TrKf1000 = 3 */
+	__phy_write(phydev, 0x11, 0x114f);
+	__phy_write(phydev, 0x12, 0x2);
+	__phy_write(phydev, 0x10, 0x969a);
+
+	/* RegEEE_slv_wake_tr_timer_tar = 6, RegEEE_slv_remtx_timer_tar = 20 */
+	__phy_write(phydev, 0x11, 0x3028);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x969e);
+
+	/* RegEEE_slv_wake_int_timer_tar = 8 */
+	__phy_write(phydev, 0x11, 0x5010);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x96a0);
+
+	/* RegEEE_trfreeze_timer2 = 586 */
+	__phy_write(phydev, 0x11, 0x24a);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x96a8);
+
+	/* RegEEE100Stg1_tar = 16 */
+	__phy_write(phydev, 0x11, 0x3210);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x96b8);
+
+	/* REGEEE_wake_slv_tr_wait_dfesigdet_en = 1 */
+	__phy_write(phydev, 0x11, 0x1463);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x96ca);
+
+	/* DfeTailEnableVgaThresh1000 = 27 */
+	__phy_write(phydev, 0x11, 0x36);
+	__phy_write(phydev, 0x12, 0x0);
+	__phy_write(phydev, 0x10, 0x8f80);
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+
+	phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_3);
+	__phy_modify(phydev, MTK_PHY_LPI_REG_14, MTK_PHY_LPI_WAKE_TIMER_1000_MASK,
+		     FIELD_PREP(MTK_PHY_LPI_WAKE_TIMER_1000_MASK, 0x19c));
+
+	__phy_modify(phydev, MTK_PHY_LPI_REG_1c, MTK_PHY_SMI_DET_ON_THRESH_MASK,
+		     FIELD_PREP(MTK_PHY_SMI_DET_ON_THRESH_MASK, 0xc));
+	phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+
+	phy_modify_mmd(phydev, MDIO_MMD_VEND1,
+		       MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122,
+		       MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
+		       FIELD_PREP(MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK, 0xff));
+}
+
+static int cal_sw(struct phy_device *phydev, enum CAL_ITEM cal_item,
+		  u8 start_pair, u8 end_pair)
+{
+	u8 pair_n;
+	int ret;
+
+	for (pair_n = start_pair; pair_n <= end_pair; pair_n++) {
+		/* TX_OFFSET & TX_AMP have no SW calibration. */
+		switch (cal_item) {
+		case TX_VCM:
+			ret = tx_vcm_cal_sw(phydev, pair_n);
+			break;
+		default:
+			return -EINVAL;
+		}
+		if (ret)
+			return ret;
+	}
+	return 0;
+}
+
+static int cal_efuse(struct phy_device *phydev, enum CAL_ITEM cal_item,
+		     u8 start_pair, u8 end_pair, u32 *buf)
+{
+	u8 pair_n;
+	int ret;
+
+	for (pair_n = start_pair; pair_n <= end_pair; pair_n++) {
+		/* TX_VCM has no efuse calibration. */
+		switch (cal_item) {
+		case REXT:
+			ret = rext_cal_efuse(phydev, buf);
+			break;
+		case TX_OFFSET:
+			ret = tx_offset_cal_efuse(phydev, buf);
+			break;
+		case TX_AMP:
+			ret = tx_amp_cal_efuse(phydev, buf);
+			break;
+		case TX_R50:
+			ret = tx_r50_cal_efuse(phydev, buf, pair_n);
+			break;
+		default:
+			return -EINVAL;
+		}
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int start_cal(struct phy_device *phydev, enum CAL_ITEM cal_item,
+		     enum CAL_MODE cal_mode, u8 start_pair,
+		     u8 end_pair, u32 *buf)
+{
+	int ret;
+
+	switch (cal_mode) {
+	case EFUSE_M:
+		ret = cal_efuse(phydev, cal_item, start_pair,
+				end_pair, buf);
+		break;
+	case SW_M:
+		ret = cal_sw(phydev, cal_item, start_pair, end_pair);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (ret) {
+		phydev_err(phydev, "cal %d failed\n", cal_item);
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int mt798x_phy_calibration(struct phy_device *phydev)
+{
+	int ret = 0;
+	u32 *buf;
+	size_t len;
+	struct nvmem_cell *cell;
+
+	cell = nvmem_cell_get(&phydev->mdio.dev, "phy-cal-data");
+	if (IS_ERR(cell)) {
+		if (PTR_ERR(cell) == -EPROBE_DEFER)
+			return PTR_ERR(cell);
+		return 0;
+	}
+
+	buf = (u32 *)nvmem_cell_read(cell, &len);
+	if (IS_ERR(buf))
+		return PTR_ERR(buf);
+	nvmem_cell_put(cell);
+
+	if (!buf[0] || !buf[1] || !buf[2] || !buf[3] || len < 4 * sizeof(u32)) {
+		phydev_err(phydev, "invalid efuse data\n");
+		ret = -EINVAL;
+		goto out;
+	}
+
+	ret = start_cal(phydev, REXT, EFUSE_M, NO_PAIR, NO_PAIR, buf);
+	if (ret)
+		goto out;
+	ret = start_cal(phydev, TX_OFFSET, EFUSE_M, NO_PAIR, NO_PAIR, buf);
+	if (ret)
+		goto out;
+	ret = start_cal(phydev, TX_AMP, EFUSE_M, NO_PAIR, NO_PAIR, buf);
+	if (ret)
+		goto out;
+	ret = start_cal(phydev, TX_R50, EFUSE_M, PAIR_A, PAIR_D, buf);
+	if (ret)
+		goto out;
+	ret = start_cal(phydev, TX_VCM, SW_M, PAIR_A, PAIR_A, buf);
+	if (ret)
+		goto out;
+
+out:
+	kfree(buf);
+	return ret;
+}
+
+static int mt798x_phy_config_init(struct phy_device *phydev)
+{
+	switch (phydev->drv->phy_id) {
+	case MTK_GPHY_ID_MT7981:
+		mt7981_phy_finetune(phydev);
+		break;
+	case MTK_GPHY_ID_MT7988:
+		mt7988_phy_finetune(phydev);
+		break;
+	}
+
+	mt798x_phy_common_finetune(phydev);
+	mt798x_phy_eee(phydev);
+
+	return mt798x_phy_calibration(phydev);
+}
+
+static struct phy_driver mtk_socphy_driver[] = {
+	{
+		PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7981),
+		.name		= "MediaTek MT7981 PHY",
+		.config_init	= mt798x_phy_config_init,
+		.config_intr	= genphy_no_config_intr,
+		.handle_interrupt = genphy_handle_interrupt_no_ack,
+		.probe		= mt798x_phy_calibration,
+		.suspend	= genphy_suspend,
+		.resume		= genphy_resume,
+		.read_page	= mtk_socphy_read_page,
+		.write_page	= mtk_socphy_write_page,
+	},
+	{
+		PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7988),
+		.name		= "MediaTek MT7988 PHY",
+		.config_init	= mt798x_phy_config_init,
+		.config_intr	= genphy_no_config_intr,
+		.handle_interrupt = genphy_handle_interrupt_no_ack,
+		.probe		= mt798x_phy_calibration,
+		.suspend	= genphy_suspend,
+		.resume		= genphy_resume,
+		.read_page	= mtk_socphy_read_page,
+		.write_page	= mtk_socphy_write_page,
+	},
+};
+
+module_phy_driver(mtk_socphy_driver);
+
+static struct mdio_device_id __maybe_unused mtk_socphy_tbl[] = {
+	{ PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7981) },
+	{ PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7988) },
+	{ }
+};
+
+MODULE_DESCRIPTION("MediaTek SoC Gigabit Ethernet PHY driver");
+MODULE_AUTHOR("Daniel Golle <daniel@makrotopia.org>");
+MODULE_AUTHOR("SkyLake Huang <SkyLake.Huang@mediatek.com>");
+MODULE_LICENSE("GPL");
+
+MODULE_DEVICE_TABLE(mdio, mtk_socphy_tbl);
diff --git a/drivers/net/phy/mediatek-ge.c b/drivers/net/phy/mediatek-ge.c
index 68ee434f9dea3..a493ae01b267a 100644
--- a/drivers/net/phy/mediatek-ge.c
+++ b/drivers/net/phy/mediatek-ge.c
@@ -102,7 +102,8 @@ static struct phy_driver mtk_gephy_driver[] = {
 module_phy_driver(mtk_gephy_driver);
 
 static struct mdio_device_id __maybe_unused mtk_gephy_tbl[] = {
-	{ PHY_ID_MATCH_VENDOR(0x03a29400) },
+	{ PHY_ID_MATCH_EXACT(0x03a29441) },
+	{ PHY_ID_MATCH_EXACT(0x03a29412) },
 	{ }
 };
 
-- 
2.41.0