|  | // SPDX-License-Identifier: GPL-2.0+ | 
|  | #include <linux/bitfield.h> | 
|  | #include <linux/bitmap.h> | 
|  | #include <linux/mfd/syscon.h> | 
|  | #include <linux/module.h> | 
|  | #include <linux/nvmem-consumer.h> | 
|  | #include <linux/pinctrl/consumer.h> | 
|  | #include <linux/phy.h> | 
|  | #include <linux/regmap.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 | 
|  |  | 
|  | /* Registers on MDIO_MMD_VEND2 */ | 
|  | #define MTK_PHY_LED0_ON_CTRL			0x24 | 
|  | #define MTK_PHY_LED1_ON_CTRL			0x26 | 
|  | #define   MTK_PHY_LED_ON_MASK			GENMASK(6, 0) | 
|  | #define   MTK_PHY_LED_ON_LINK1000		BIT(0) | 
|  | #define   MTK_PHY_LED_ON_LINK100		BIT(1) | 
|  | #define   MTK_PHY_LED_ON_LINK10			BIT(2) | 
|  | #define   MTK_PHY_LED_ON_LINK			(MTK_PHY_LED_ON_LINK10 |\ | 
|  | MTK_PHY_LED_ON_LINK100 |\ | 
|  | MTK_PHY_LED_ON_LINK1000) | 
|  | #define   MTK_PHY_LED_ON_LINKDOWN		BIT(3) | 
|  | #define   MTK_PHY_LED_ON_FDX			BIT(4) /* Full duplex */ | 
|  | #define   MTK_PHY_LED_ON_HDX			BIT(5) /* Half duplex */ | 
|  | #define   MTK_PHY_LED_ON_FORCE_ON		BIT(6) | 
|  | #define   MTK_PHY_LED_ON_POLARITY		BIT(14) | 
|  | #define   MTK_PHY_LED_ON_ENABLE			BIT(15) | 
|  |  | 
|  | #define MTK_PHY_LED0_BLINK_CTRL			0x25 | 
|  | #define MTK_PHY_LED1_BLINK_CTRL			0x27 | 
|  | #define   MTK_PHY_LED_BLINK_1000TX		BIT(0) | 
|  | #define   MTK_PHY_LED_BLINK_1000RX		BIT(1) | 
|  | #define   MTK_PHY_LED_BLINK_100TX		BIT(2) | 
|  | #define   MTK_PHY_LED_BLINK_100RX		BIT(3) | 
|  | #define   MTK_PHY_LED_BLINK_10TX		BIT(4) | 
|  | #define   MTK_PHY_LED_BLINK_10RX		BIT(5) | 
|  | #define   MTK_PHY_LED_BLINK_RX			(MTK_PHY_LED_BLINK_10RX |\ | 
|  | MTK_PHY_LED_BLINK_100RX |\ | 
|  | MTK_PHY_LED_BLINK_1000RX) | 
|  | #define   MTK_PHY_LED_BLINK_TX			(MTK_PHY_LED_BLINK_10TX |\ | 
|  | MTK_PHY_LED_BLINK_100TX |\ | 
|  | MTK_PHY_LED_BLINK_1000TX) | 
|  | #define   MTK_PHY_LED_BLINK_COLLISION		BIT(6) | 
|  | #define   MTK_PHY_LED_BLINK_RX_CRC_ERR		BIT(7) | 
|  | #define   MTK_PHY_LED_BLINK_RX_IDLE_ERR		BIT(8) | 
|  | #define   MTK_PHY_LED_BLINK_FORCE_BLINK		BIT(9) | 
|  |  | 
|  | #define MTK_PHY_LED1_DEFAULT_POLARITIES		BIT(1) | 
|  |  | 
|  | #define MTK_PHY_RG_BG_RASEL			0x115 | 
|  | #define   MTK_PHY_RG_BG_RASEL_MASK		GENMASK(2, 0) | 
|  |  | 
|  | /* 'boottrap' register reflecting the configuration of the 4 PHY LEDs */ | 
|  | #define RG_GPIO_MISC_TPBANK0			0x6f0 | 
|  | #define   RG_GPIO_MISC_TPBANK0_BOOTMODE		GENMASK(11, 8) | 
|  |  | 
|  | /* 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 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 | 
|  | }; | 
|  |  | 
|  | #define MTK_PHY_LED_STATE_FORCE_ON	0 | 
|  | #define MTK_PHY_LED_STATE_FORCE_BLINK	1 | 
|  | #define MTK_PHY_LED_STATE_NETDEV	2 | 
|  |  | 
|  | struct mtk_socphy_priv { | 
|  | unsigned long		led_state; | 
|  | }; | 
|  |  | 
|  | struct mtk_socphy_shared { | 
|  | u32			boottrap; | 
|  | struct mtk_socphy_priv	priv[4]; | 
|  | }; | 
|  |  | 
|  | 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 = -1; | 
|  |  | 
|  | 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); | 
|  | /* SlvDSPreadyTime = 24, MasDSPreadyTime = 24 */ | 
|  | __phy_write(phydev, 0x11, 0xc71); | 
|  | __phy_write(phydev, 0x12, 0xc); | 
|  | __phy_write(phydev, 0x10, 0x8fae); | 
|  |  | 
|  | /* 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); | 
|  |  | 
|  | /* FfeUpdGainForce = 1(Enable), FfeUpdGainForceVal = 4 */ | 
|  | __phy_write(phydev, 0x11, 0x240); | 
|  | __phy_write(phydev, 0x12, 0x0); | 
|  | __phy_write(phydev, 0x10, 0x9680); | 
|  |  | 
|  | /* TrFreeze = 0 (mt7988 default) */ | 
|  | __phy_write(phydev, 0x11, 0x0); | 
|  | __phy_write(phydev, 0x12, 0x0); | 
|  | __phy_write(phydev, 0x10, 0x9686); | 
|  |  | 
|  | /* SSTrKp100 = 5 */ | 
|  | /* SSTrKf100 = 6 */ | 
|  | /* SSTrKp1000Mas = 5 */ | 
|  | /* SSTrKf1000Mas = 6 */ | 
|  | /* SSTrKp1000Slv = 5 */ | 
|  | /* SSTrKf1000Slv = 6 */ | 
|  | __phy_write(phydev, 0x11, 0xbaef); | 
|  | __phy_write(phydev, 0x12, 0x2e); | 
|  | __phy_write(phydev, 0x10, 0x968c); | 
|  | phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0); | 
|  | } | 
|  |  | 
|  | 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); | 
|  | /* 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); | 
|  |  | 
|  | /* 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 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); | 
|  |  | 
|  | phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5); | 
|  | /* ResetSyncOffset = 5 */ | 
|  | __phy_write(phydev, 0x11, 0x500); | 
|  | __phy_write(phydev, 0x12, 0x0); | 
|  | __phy_write(phydev, 0x10, 0x8fc0); | 
|  |  | 
|  | /* VgaDecRate is 1 at default on mt7988 */ | 
|  |  | 
|  | /* MrvlTrFix100Kp = 6, MrvlTrFix100Kf = 7, | 
|  | * MrvlTrFix1000Kp = 6, MrvlTrFix1000Kf = 7 | 
|  | */ | 
|  | __phy_write(phydev, 0x11, 0xb90a); | 
|  | __phy_write(phydev, 0x12, 0x6f); | 
|  | __phy_write(phydev, 0x10, 0x8f82); | 
|  |  | 
|  | /* RemAckCntLimitCtrl = 1 */ | 
|  | __phy_write(phydev, 0x11, 0xfbba); | 
|  | __phy_write(phydev, 0x12, 0xc3); | 
|  | __phy_write(phydev, 0x10, 0x87f8); | 
|  |  | 
|  | phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0); | 
|  |  | 
|  | /* TR_OPEN_LOOP_EN = 1, lpf_x_average = 10 */ | 
|  | 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, 0xa)); | 
|  |  | 
|  | /* rg_tr_lpf_cnt_val = 1023 */ | 
|  | phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LPF_CNT_VAL, 0x3ff); | 
|  | } | 
|  |  | 
|  | 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)); | 
|  |  | 
|  | /* Keep MTK_PHY_LPI_SEND_LOC_TIMER as 375 */ | 
|  | phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG239, | 
|  | MTK_PHY_LPI_TXPCS_LOC_RCV); | 
|  |  | 
|  | /* This also fixes some IoT issues, such as CH340 */ | 
|  | 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 = 2 */ | 
|  | __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 = 0 */ | 
|  | __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 int mt798x_phy_hw_led_on_set(struct phy_device *phydev, u8 index, | 
|  | bool on) | 
|  | { | 
|  | unsigned int bit_on = MTK_PHY_LED_STATE_FORCE_ON + (index ? 16 : 0); | 
|  | struct mtk_socphy_priv *priv = phydev->priv; | 
|  | bool changed; | 
|  |  | 
|  | if (on) | 
|  | changed = !test_and_set_bit(bit_on, &priv->led_state); | 
|  | else | 
|  | changed = !!test_and_clear_bit(bit_on, &priv->led_state); | 
|  |  | 
|  | changed |= !!test_and_clear_bit(MTK_PHY_LED_STATE_NETDEV + | 
|  | (index ? 16 : 0), &priv->led_state); | 
|  | if (changed) | 
|  | return phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ? | 
|  | MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL, | 
|  | MTK_PHY_LED_ON_MASK, | 
|  | on ? MTK_PHY_LED_ON_FORCE_ON : 0); | 
|  | else | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static int mt798x_phy_hw_led_blink_set(struct phy_device *phydev, u8 index, | 
|  | bool blinking) | 
|  | { | 
|  | unsigned int bit_blink = MTK_PHY_LED_STATE_FORCE_BLINK + (index ? 16 : 0); | 
|  | struct mtk_socphy_priv *priv = phydev->priv; | 
|  | bool changed; | 
|  |  | 
|  | if (blinking) | 
|  | changed = !test_and_set_bit(bit_blink, &priv->led_state); | 
|  | else | 
|  | changed = !!test_and_clear_bit(bit_blink, &priv->led_state); | 
|  |  | 
|  | changed |= !!test_bit(MTK_PHY_LED_STATE_NETDEV + | 
|  | (index ? 16 : 0), &priv->led_state); | 
|  | if (changed) | 
|  | return phy_write_mmd(phydev, MDIO_MMD_VEND2, index ? | 
|  | MTK_PHY_LED1_BLINK_CTRL : MTK_PHY_LED0_BLINK_CTRL, | 
|  | blinking ? MTK_PHY_LED_BLINK_FORCE_BLINK : 0); | 
|  | else | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static int mt798x_phy_led_blink_set(struct phy_device *phydev, u8 index, | 
|  | unsigned long *delay_on, | 
|  | unsigned long *delay_off) | 
|  | { | 
|  | bool blinking = false; | 
|  | int err = 0; | 
|  |  | 
|  | if (index > 1) | 
|  | return -EINVAL; | 
|  |  | 
|  | if (delay_on && delay_off && (*delay_on > 0) && (*delay_off > 0)) { | 
|  | blinking = true; | 
|  | *delay_on = 50; | 
|  | *delay_off = 50; | 
|  | } | 
|  |  | 
|  | err = mt798x_phy_hw_led_blink_set(phydev, index, blinking); | 
|  | if (err) | 
|  | return err; | 
|  |  | 
|  | return mt798x_phy_hw_led_on_set(phydev, index, false); | 
|  | } | 
|  |  | 
|  | static int mt798x_phy_led_brightness_set(struct phy_device *phydev, | 
|  | u8 index, enum led_brightness value) | 
|  | { | 
|  | int err; | 
|  |  | 
|  | err = mt798x_phy_hw_led_blink_set(phydev, index, false); | 
|  | if (err) | 
|  | return err; | 
|  |  | 
|  | return mt798x_phy_hw_led_on_set(phydev, index, (value != LED_OFF)); | 
|  | } | 
|  |  | 
|  | static const unsigned long supported_triggers = (BIT(TRIGGER_NETDEV_FULL_DUPLEX) | | 
|  | BIT(TRIGGER_NETDEV_HALF_DUPLEX) | | 
|  | BIT(TRIGGER_NETDEV_LINK)        | | 
|  | BIT(TRIGGER_NETDEV_LINK_10)     | | 
|  | BIT(TRIGGER_NETDEV_LINK_100)    | | 
|  | BIT(TRIGGER_NETDEV_LINK_1000)   | | 
|  | BIT(TRIGGER_NETDEV_RX)          | | 
|  | BIT(TRIGGER_NETDEV_TX)); | 
|  |  | 
|  | static int mt798x_phy_led_hw_is_supported(struct phy_device *phydev, u8 index, | 
|  | unsigned long rules) | 
|  | { | 
|  | if (index > 1) | 
|  | return -EINVAL; | 
|  |  | 
|  | /* All combinations of the supported triggers are allowed */ | 
|  | if (rules & ~supported_triggers) | 
|  | return -EOPNOTSUPP; | 
|  |  | 
|  | return 0; | 
|  | }; | 
|  |  | 
|  | static int mt798x_phy_led_hw_control_get(struct phy_device *phydev, u8 index, | 
|  | unsigned long *rules) | 
|  | { | 
|  | unsigned int bit_blink = MTK_PHY_LED_STATE_FORCE_BLINK + (index ? 16 : 0); | 
|  | unsigned int bit_netdev = MTK_PHY_LED_STATE_NETDEV + (index ? 16 : 0); | 
|  | unsigned int bit_on = MTK_PHY_LED_STATE_FORCE_ON + (index ? 16 : 0); | 
|  | struct mtk_socphy_priv *priv = phydev->priv; | 
|  | int on, blink; | 
|  |  | 
|  | if (index > 1) | 
|  | return -EINVAL; | 
|  |  | 
|  | on = phy_read_mmd(phydev, MDIO_MMD_VEND2, | 
|  | index ? MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL); | 
|  |  | 
|  | if (on < 0) | 
|  | return -EIO; | 
|  |  | 
|  | blink = phy_read_mmd(phydev, MDIO_MMD_VEND2, | 
|  | index ? MTK_PHY_LED1_BLINK_CTRL : | 
|  | MTK_PHY_LED0_BLINK_CTRL); | 
|  | if (blink < 0) | 
|  | return -EIO; | 
|  |  | 
|  | if ((on & (MTK_PHY_LED_ON_LINK | MTK_PHY_LED_ON_FDX | MTK_PHY_LED_ON_HDX | | 
|  | MTK_PHY_LED_ON_LINKDOWN)) || | 
|  | (blink & (MTK_PHY_LED_BLINK_RX | MTK_PHY_LED_BLINK_TX))) | 
|  | set_bit(bit_netdev, &priv->led_state); | 
|  | else | 
|  | clear_bit(bit_netdev, &priv->led_state); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_FORCE_ON) | 
|  | set_bit(bit_on, &priv->led_state); | 
|  | else | 
|  | clear_bit(bit_on, &priv->led_state); | 
|  |  | 
|  | if (blink & MTK_PHY_LED_BLINK_FORCE_BLINK) | 
|  | set_bit(bit_blink, &priv->led_state); | 
|  | else | 
|  | clear_bit(bit_blink, &priv->led_state); | 
|  |  | 
|  | if (!rules) | 
|  | return 0; | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_LINK) | 
|  | *rules |= BIT(TRIGGER_NETDEV_LINK); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_LINK10) | 
|  | *rules |= BIT(TRIGGER_NETDEV_LINK_10); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_LINK100) | 
|  | *rules |= BIT(TRIGGER_NETDEV_LINK_100); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_LINK1000) | 
|  | *rules |= BIT(TRIGGER_NETDEV_LINK_1000); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_FDX) | 
|  | *rules |= BIT(TRIGGER_NETDEV_FULL_DUPLEX); | 
|  |  | 
|  | if (on & MTK_PHY_LED_ON_HDX) | 
|  | *rules |= BIT(TRIGGER_NETDEV_HALF_DUPLEX); | 
|  |  | 
|  | if (blink & MTK_PHY_LED_BLINK_RX) | 
|  | *rules |= BIT(TRIGGER_NETDEV_RX); | 
|  |  | 
|  | if (blink & MTK_PHY_LED_BLINK_TX) | 
|  | *rules |= BIT(TRIGGER_NETDEV_TX); | 
|  |  | 
|  | return 0; | 
|  | }; | 
|  |  | 
|  | static int mt798x_phy_led_hw_control_set(struct phy_device *phydev, u8 index, | 
|  | unsigned long rules) | 
|  | { | 
|  | unsigned int bit_netdev = MTK_PHY_LED_STATE_NETDEV + (index ? 16 : 0); | 
|  | struct mtk_socphy_priv *priv = phydev->priv; | 
|  | u16 on = 0, blink = 0; | 
|  | int ret; | 
|  |  | 
|  | if (index > 1) | 
|  | return -EINVAL; | 
|  |  | 
|  | if (rules & BIT(TRIGGER_NETDEV_FULL_DUPLEX)) | 
|  | on |= MTK_PHY_LED_ON_FDX; | 
|  |  | 
|  | if (rules & BIT(TRIGGER_NETDEV_HALF_DUPLEX)) | 
|  | on |= MTK_PHY_LED_ON_HDX; | 
|  |  | 
|  | if (rules & (BIT(TRIGGER_NETDEV_LINK_10) | BIT(TRIGGER_NETDEV_LINK))) | 
|  | on |= MTK_PHY_LED_ON_LINK10; | 
|  |  | 
|  | if (rules & (BIT(TRIGGER_NETDEV_LINK_100) | BIT(TRIGGER_NETDEV_LINK))) | 
|  | on |= MTK_PHY_LED_ON_LINK100; | 
|  |  | 
|  | if (rules & (BIT(TRIGGER_NETDEV_LINK_1000) | BIT(TRIGGER_NETDEV_LINK))) | 
|  | on |= MTK_PHY_LED_ON_LINK1000; | 
|  |  | 
|  | if (rules & BIT(TRIGGER_NETDEV_RX)) { | 
|  | blink |= (on & MTK_PHY_LED_ON_LINK) ? | 
|  | (((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10RX : 0) | | 
|  | ((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100RX : 0) | | 
|  | ((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000RX : 0)) : | 
|  | MTK_PHY_LED_BLINK_RX; | 
|  | } | 
|  |  | 
|  | if (rules & BIT(TRIGGER_NETDEV_TX)) { | 
|  | blink |= (on & MTK_PHY_LED_ON_LINK) ? | 
|  | (((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10TX : 0) | | 
|  | ((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100TX : 0) | | 
|  | ((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000TX : 0)) : | 
|  | MTK_PHY_LED_BLINK_TX; | 
|  | } | 
|  |  | 
|  | if (blink || on) | 
|  | set_bit(bit_netdev, &priv->led_state); | 
|  | else | 
|  | clear_bit(bit_netdev, &priv->led_state); | 
|  |  | 
|  | ret = phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ? | 
|  | MTK_PHY_LED1_ON_CTRL : | 
|  | MTK_PHY_LED0_ON_CTRL, | 
|  | MTK_PHY_LED_ON_FDX     | | 
|  | MTK_PHY_LED_ON_HDX     | | 
|  | MTK_PHY_LED_ON_LINK, | 
|  | on); | 
|  |  | 
|  | if (ret) | 
|  | return ret; | 
|  |  | 
|  | return phy_write_mmd(phydev, MDIO_MMD_VEND2, index ? | 
|  | MTK_PHY_LED1_BLINK_CTRL : | 
|  | MTK_PHY_LED0_BLINK_CTRL, blink); | 
|  | }; | 
|  |  | 
|  | static bool mt7988_phy_led_get_polarity(struct phy_device *phydev, int led_num) | 
|  | { | 
|  | struct mtk_socphy_shared *priv = phydev->shared->priv; | 
|  | u32 polarities; | 
|  |  | 
|  | if (led_num == 0) | 
|  | polarities = ~(priv->boottrap); | 
|  | else | 
|  | polarities = MTK_PHY_LED1_DEFAULT_POLARITIES; | 
|  |  | 
|  | if (polarities & BIT(phydev->mdio.addr)) | 
|  | return true; | 
|  |  | 
|  | return false; | 
|  | } | 
|  |  | 
|  | static int mt7988_phy_fix_leds_polarities(struct phy_device *phydev) | 
|  | { | 
|  | struct pinctrl *pinctrl; | 
|  | int index; | 
|  |  | 
|  | /* Setup LED polarity according to bootstrap use of LED pins */ | 
|  | for (index = 0; index < 2; ++index) | 
|  | phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ? | 
|  | MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL, | 
|  | MTK_PHY_LED_ON_POLARITY, | 
|  | mt7988_phy_led_get_polarity(phydev, index) ? | 
|  | MTK_PHY_LED_ON_POLARITY : 0); | 
|  |  | 
|  | /* Only now setup pinctrl to avoid bogus blinking */ | 
|  | pinctrl = devm_pinctrl_get_select(&phydev->mdio.dev, "gbe-led"); | 
|  | if (IS_ERR(pinctrl)) | 
|  | dev_err(&phydev->mdio.bus->dev, "Failed to setup PHY LED pinctrl\n"); | 
|  |  | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static int mt7988_phy_probe_shared(struct phy_device *phydev) | 
|  | { | 
|  | struct device_node *np = dev_of_node(&phydev->mdio.bus->dev); | 
|  | struct mtk_socphy_shared *shared = phydev->shared->priv; | 
|  | struct regmap *regmap; | 
|  | u32 reg; | 
|  | int ret; | 
|  |  | 
|  | /* The LED0 of the 4 PHYs in MT7988 are wired to SoC pins LED_A, LED_B, | 
|  | * LED_C and LED_D respectively. At the same time those pins are used to | 
|  | * bootstrap configuration of the reference clock source (LED_A), | 
|  | * DRAM DDRx16b x2/x1 (LED_B) and boot device (LED_C, LED_D). | 
|  | * In practise this is done using a LED and a resistor pulling the pin | 
|  | * either to GND or to VIO. | 
|  | * The detected value at boot time is accessible at run-time using the | 
|  | * TPBANK0 register located in the gpio base of the pinctrl, in order | 
|  | * to read it here it needs to be referenced by a phandle called | 
|  | * 'mediatek,pio' in the MDIO bus hosting the PHY. | 
|  | * The 4 bits in TPBANK0 are kept as package shared data and are used to | 
|  | * set LED polarity for each of the LED0. | 
|  | */ | 
|  | regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,pio"); | 
|  | if (IS_ERR(regmap)) | 
|  | return PTR_ERR(regmap); | 
|  |  | 
|  | ret = regmap_read(regmap, RG_GPIO_MISC_TPBANK0, ®); | 
|  | if (ret) | 
|  | return ret; | 
|  |  | 
|  | shared->boottrap = FIELD_GET(RG_GPIO_MISC_TPBANK0_BOOTMODE, reg); | 
|  |  | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static void mt798x_phy_leds_state_init(struct phy_device *phydev) | 
|  | { | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < 2; ++i) | 
|  | mt798x_phy_led_hw_control_get(phydev, i, NULL); | 
|  | } | 
|  |  | 
|  | static int mt7988_phy_probe(struct phy_device *phydev) | 
|  | { | 
|  | struct mtk_socphy_shared *shared; | 
|  | struct mtk_socphy_priv *priv; | 
|  | int err; | 
|  |  | 
|  | if (phydev->mdio.addr > 3) | 
|  | return -EINVAL; | 
|  |  | 
|  | err = devm_phy_package_join(&phydev->mdio.dev, phydev, 0, | 
|  | sizeof(struct mtk_socphy_shared)); | 
|  | if (err) | 
|  | return err; | 
|  |  | 
|  | if (phy_package_probe_once(phydev)) { | 
|  | err = mt7988_phy_probe_shared(phydev); | 
|  | if (err) | 
|  | return err; | 
|  | } | 
|  |  | 
|  | shared = phydev->shared->priv; | 
|  | priv = &shared->priv[phydev->mdio.addr]; | 
|  |  | 
|  | phydev->priv = priv; | 
|  |  | 
|  | mt798x_phy_leds_state_init(phydev); | 
|  |  | 
|  | err = mt7988_phy_fix_leds_polarities(phydev); | 
|  | if (err) | 
|  | return err; | 
|  |  | 
|  | /* Disable TX power saving at probing to: | 
|  | * 1. Meet common mode compliance test criteria | 
|  | * 2. Make sure that TX-VCM calibration works fine | 
|  | */ | 
|  | phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG7, | 
|  | MTK_PHY_DA_AD_BUF_BIAS_LP_MASK, 0x3 << 8); | 
|  |  | 
|  | return mt798x_phy_calibration(phydev); | 
|  | } | 
|  |  | 
|  | static int mt7981_phy_probe(struct phy_device *phydev) | 
|  | { | 
|  | struct mtk_socphy_priv *priv; | 
|  |  | 
|  | priv = devm_kzalloc(&phydev->mdio.dev, sizeof(struct mtk_socphy_priv), | 
|  | GFP_KERNEL); | 
|  | if (!priv) | 
|  | return -ENOMEM; | 
|  |  | 
|  | phydev->priv = priv; | 
|  |  | 
|  | mt798x_phy_leds_state_init(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		= mt7981_phy_probe, | 
|  | .suspend	= genphy_suspend, | 
|  | .resume		= genphy_resume, | 
|  | .read_page	= mtk_socphy_read_page, | 
|  | .write_page	= mtk_socphy_write_page, | 
|  | .led_blink_set	= mt798x_phy_led_blink_set, | 
|  | .led_brightness_set = mt798x_phy_led_brightness_set, | 
|  | .led_hw_is_supported = mt798x_phy_led_hw_is_supported, | 
|  | .led_hw_control_set = mt798x_phy_led_hw_control_set, | 
|  | .led_hw_control_get = mt798x_phy_led_hw_control_get, | 
|  | }, | 
|  | { | 
|  | 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		= mt7988_phy_probe, | 
|  | .suspend	= genphy_suspend, | 
|  | .resume		= genphy_resume, | 
|  | .read_page	= mtk_socphy_read_page, | 
|  | .write_page	= mtk_socphy_write_page, | 
|  | .led_blink_set	= mt798x_phy_led_blink_set, | 
|  | .led_brightness_set = mt798x_phy_led_brightness_set, | 
|  | .led_hw_is_supported = mt798x_phy_led_hw_is_supported, | 
|  | .led_hw_control_set = mt798x_phy_led_hw_control_set, | 
|  | .led_hw_control_get = mt798x_phy_led_hw_control_get, | 
|  | }, | 
|  | }; | 
|  |  | 
|  | 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); |