| // 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_MT7530 0x03a29412 |
| #define MTK_GPHY_ID_MT7531 0x03a29441 |
| #ifdef CONFIG_MEDIATEK_GE_PHY_SOC |
| #define MTK_GPHY_ID_MT7981 0x03a29461 |
| #define MTK_GPHY_ID_MT7988 0x03a29481 |
| #endif |
| |
| #define MTK_EXT_PAGE_ACCESS 0x1f |
| #define MTK_PHY_PAGE_STANDARD 0x0000 |
| #define MTK_PHY_PAGE_EXTENDED 0x0001 |
| #define MTK_PHY_PAGE_EXTENDED_2 0x0002 |
| #define MTK_PHY_PAGE_EXTENDED_3 0x0003 |
| /* Registers on Page 3 */ |
| #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 ZCAL_CTRL_MIN (0) |
| #define ZCAL_CTRL_MAX (63) |
| #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 */ |
| enum { |
| MTK_PHY_MIDDLE_LEVEL_SHAPPER_0TO1 = 0, |
| MTK_PHY_1st_OVERSHOOT_LEVEL_0TO1, |
| MTK_PHY_2nd_OVERSHOOT_LEVEL_0TO1, |
| MTK_PHY_MIDDLE_LEVEL_SHAPPER_1TO0, |
| MTK_PHY_1st_OVERSHOOT_LEVEL_1TO0, |
| MTK_PHY_2nd_OVERSHOOT_LEVEL_1TO0, |
| MTK_PHY_MIDDLE_LEVEL_SHAPPER_0TON1, /* N means negative */ |
| MTK_PHY_1st_OVERSHOOT_LEVEL_0TON1, |
| MTK_PHY_2nd_OVERSHOOT_LEVEL_0TON1, |
| MTK_PHY_MIDDLE_LEVEL_SHAPPER_N1TO0, |
| MTK_PHY_1st_OVERSHOOT_LEVEL_N1TO0, |
| MTK_PHY_2nd_OVERSHOOT_LEVEL_N1TO0, |
| MTK_PHY_TX_MLT3_END, |
| }; |
| |
| #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_TANA_CAL_MODE (0xc1) |
| #define MTK_PHY_TANA_CAL_MODE_SHIFT (8) |
| |
| #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_REXT_CALEN BIT(4) |
| #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_RG2 (0xdd) |
| #define MTK_PHY_RG_TXG_CALEN_A BIT(12) |
| #define MTK_PHY_RG_TXG_CALEN_B BIT(8) |
| #define MTK_PHY_RG_TXG_CALEN_C BIT(4) |
| #define MTK_PHY_RG_TXG_CALEN_D BIT(0) |
| |
| #define MTK_PHY_RG_ANA_CAL_RG5 (0xe0) |
| #define MTK_PHY_RG_REXT_TRIM_MASK GENMASK(13, 8) |
| #define MTK_PHY_RG_ZCAL_CTRL_MASK GENMASK(5, 0) |
| |
| #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_LED0_ON_MASK GENMASK(6, 0) |
| #define MTK_PHY_LED0_ON_LINK1000 BIT(0) |
| #define MTK_PHY_LED0_ON_LINK100 BIT(1) |
| #define MTK_PHY_LED0_ON_LINK10 BIT(2) |
| #define MTK_PHY_LED0_ON_LINKDOWN BIT(3) |
| #define MTK_PHY_LED0_ON_FDX BIT(4) /* Full duplex */ |
| #define MTK_PHY_LED0_ON_HDX BIT(5) /* Half duplex */ |
| #define MTK_PHY_LED0_FORCE_ON BIT(6) |
| #define MTK_PHY_LED0_POLARITY BIT(14) |
| #define MTK_PHY_LED0_ENABLE BIT(15) |
| |
| #define MTK_PHY_LED0_BLINK_CTRL (0x25) |
| #define MTK_PHY_LED0_1000TX BIT(0) |
| #define MTK_PHY_LED0_1000RX BIT(1) |
| #define MTK_PHY_LED0_100TX BIT(2) |
| #define MTK_PHY_LED0_100RX BIT(3) |
| #define MTK_PHY_LED0_10TX BIT(4) |
| #define MTK_PHY_LED0_10RX BIT(5) |
| #define MTK_PHY_LED0_COLLISION BIT(6) |
| #define MTK_PHY_LED0_RX_CRC_ERR BIT(7) |
| #define MTK_PHY_LED0_RX_IDLE_ERR BIT(8) |
| #define MTK_PHY_LED0_FORCE_BLINK BIT(9) |
| |
| #define MTK_PHY_ANA_TEST_BUS_CTRL_RG (0x100) |
| #define MTK_PHY_ANA_TEST_MODE_MASK GENMASK(15, 8) |
| |
| #define MTK_PHY_RG_DASN_TXT_DMY2 (0x110) |
| #define MTK_PHY_TST_DMY2_MASK GENMASK(5, 0) |
| |
| #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_DA_TX_R50_A_10M(x) (((x) >> 12) & GENMASK(5, 0)) |
| #define EFS_DA_TX_R50_B_10M(x) (((x) >> 18) & 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 |
| }; |
| |
| const u8 mt798x_zcal_to_r50[64] = { |
| 7, 8, 9, 9, 10, 10, 11, 11, |
| 12, 13, 13, 14, 14, 15, 16, 16, |
| 17, 18, 18, 19, 20, 21, 21, 22, |
| 23, 24, 24, 25, 26, 27, 28, 29, |
| 30, 31, 32, 33, 34, 35, 36, 37, |
| 38, 40, 41, 42, 43, 45, 46, 48, |
| 49, 51, 52, 54, 55, 57, 59, 61, |
| 62, 63, 63, 63, 63, 63, 63, 63 |
| }; |
| |
| const char pair[4] = {'A', 'B', 'C', 'D'}; |
| |
| static int mtk_gephy_read_page(struct phy_device *phydev) |
| { |
| return __phy_read(phydev, MTK_EXT_PAGE_ACCESS); |
| } |
| |
| static int mtk_gephy_write_page(struct phy_device *phydev, int page) |
| { |
| return __phy_write(phydev, MTK_EXT_PAGE_ACCESS, page); |
| } |
| |
| static void mtk_gephy_config_init(struct phy_device *phydev) |
| { |
| /* Disable EEE */ |
| phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0); |
| |
| /* Enable HW auto downshift */ |
| phy_modify_paged(phydev, MTK_PHY_PAGE_EXTENDED, 0x14, 0, BIT(4)); |
| |
| /* Increase SlvDPSready time */ |
| phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5); |
| __phy_write(phydev, 0x10, 0xafae); |
| __phy_write(phydev, 0x12, 0x2f); |
| __phy_write(phydev, 0x10, 0x8fae); |
| phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0); |
| |
| /* Adjust 100_mse_threshold */ |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x123, 0xffff); |
| |
| /* Disable mcc */ |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xa6, 0x300); |
| } |
| |
| static int mt7530_phy_config_init(struct phy_device *phydev) |
| { |
| mtk_gephy_config_init(phydev); |
| |
| /* Increase post_update_timer */ |
| phy_write_paged(phydev, MTK_PHY_PAGE_EXTENDED_3, 0x11, 0x4b); |
| |
| return 0; |
| } |
| |
| static int mt7531_phy_config_init(struct phy_device *phydev) |
| { |
| mtk_gephy_config_init(phydev); |
| |
| /* PHY link down power saving enable */ |
| phy_set_bits(phydev, 0x17, BIT(4)); |
| phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, 0xc6, 0x300); |
| |
| /* Set TX Pair delay selection */ |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x13, 0x404); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x14, 0x404); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_MEDIATEK_GE_PHY_SOC |
| /* 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) |
| { |
| unsigned long timeout; |
| 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); |
| |
| timeout = jiffies + usecs_to_jiffies(ANALOG_INTERNAL_OPERATION_MAX_US); |
| do { |
| reg_val = phy_read_mmd(phydev, MDIO_MMD_VEND1, |
| MTK_PHY_RG_AD_CAL_CLK); |
| } while (time_before(jiffies, timeout) && !(reg_val & BIT(0))); |
| |
| if (!(reg_val & BIT(0))) { |
| dev_err(&phydev->mdio.dev, "Calibration cycle timeout\n"); |
| return -ETIMEDOUT; |
| } |
| |
| 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; |
| dev_dbg(&phydev->mdio.dev, "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] = {0}; |
| 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; |
| default: |
| break; |
| } |
| |
| /* Prevent overflow */ |
| for (i = 0; i < 12; i++) { |
| if (buf[i >> 2] + bias[i] > 63) { |
| buf[i >> 2] = 63; |
| bias[i] = 0; |
| } else if (buf[i >> 2] + bias[i] < 0) { |
| /* Bias caused by board design may change in the future. |
| * So check negative cases, too. |
| */ |
| buf[i >> 2] = 0; |
| 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; |
| |
| switch (phydev->drv->phy_id) { |
| case MTK_GPHY_ID_MT7988: |
| { |
| bias = -2; |
| break; |
| } |
| /* MTK_GPHY_ID_MT7981 enters default case */ |
| default: |
| break; |
| } |
| |
| 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; |
| } |
| |
| 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; |
| } |
| 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; |
| |
| dev_dbg(&phydev->mdio.dev, "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); |
| dev_info(&phydev->mdio.dev, "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); |
| dev_warn(&phydev->mdio.dev, |
| "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; |
| dev_warn(&phydev->mdio.dev, |
| "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 inline void mt798x_phy_common_finetune(struct phy_device *phydev) |
| { |
| u32 i; |
| |
| 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 inline void mt7981_phy_finetune(struct phy_device *phydev) |
| { |
| /* 100M eye finetune: |
| * Keep middle level of TX MLT3 shapper as default. |
| * Only change TX MLT3 overshoot level here. |
| */ |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_1st_OVERSHOOT_LEVEL_0TO1, |
| 0x1ce); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_2nd_OVERSHOOT_LEVEL_0TO1, |
| 0x1c1); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_1st_OVERSHOOT_LEVEL_1TO0, |
| 0x20f); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_2nd_OVERSHOOT_LEVEL_1TO0, |
| 0x202); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_1st_OVERSHOOT_LEVEL_0TON1, |
| 0x3d0); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_2nd_OVERSHOOT_LEVEL_0TON1, |
| 0x3c0); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_1st_OVERSHOOT_LEVEL_N1TO0, |
| 0x13); |
| phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_2nd_OVERSHOOT_LEVEL_N1TO0, |
| 0x5); |
| |
| 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 inline 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; |
| |
| for (i = 0; i < MTK_PHY_TX_MLT3_END; 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 inline 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 inline 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 inline 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; |
| char cal_prop[5][20] = { "mediatek,rext", "mediatek,tx_offset", |
| "mediatek,tx_amp", "mediatek,tx_r50", |
| "mediatek,tx_vcm" }; |
| |
| 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) { |
| dev_err(&phydev->mdio.dev, "[%s]cal failed\n", cal_prop[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; |
| |
| if (phydev->interface != PHY_INTERFACE_MODE_GMII) |
| return -EINVAL; |
| |
| 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)) { |
| dev_err(&phydev->mdio.dev, "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 mt7981_phy_probe(struct phy_device *phydev) |
| { |
| mt798x_phy_common_finetune(phydev); |
| mt7981_phy_finetune(phydev); |
| mt798x_phy_eee(phydev); |
| |
| return mt798x_phy_calibration(phydev); |
| } |
| |
| static int mt7988_phy_probe(struct phy_device *phydev) |
| { |
| struct device_node *np; |
| void __iomem *boottrap; |
| u32 reg; |
| int port; |
| int ret; |
| struct pinctrl *pinctrl; |
| |
| /* Setup LED polarity according to boottrap's polarity */ |
| np = of_find_compatible_node(NULL, NULL, "mediatek,boottrap"); |
| if (!np) |
| return -ENOENT; |
| boottrap = of_iomap(np, 0); |
| if (!boottrap) |
| return -ENOMEM; |
| reg = readl(boottrap); |
| port = phydev->mdio.addr; |
| if ((port == GPHY_PORT0 && reg & BIT(8)) || |
| (port == GPHY_PORT1 && reg & BIT(9)) || |
| (port == GPHY_PORT2 && reg & BIT(10)) || |
| (port == GPHY_PORT3 && reg & BIT(11))) { |
| phy_write_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_LED0_ON_CTRL, |
| MTK_PHY_LED0_ENABLE | MTK_PHY_LED0_ON_LINK10 | |
| MTK_PHY_LED0_ON_LINK100 | |
| MTK_PHY_LED0_ON_LINK1000); |
| } else { |
| phy_write_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_LED0_ON_CTRL, |
| MTK_PHY_LED0_ENABLE | MTK_PHY_LED0_POLARITY | |
| MTK_PHY_LED0_ON_LINK10 | |
| MTK_PHY_LED0_ON_LINK100 | |
| MTK_PHY_LED0_ON_LINK1000); |
| } |
| phy_write_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_LED0_BLINK_CTRL, |
| MTK_PHY_LED0_1000TX | MTK_PHY_LED0_1000RX | |
| MTK_PHY_LED0_100TX | MTK_PHY_LED0_100RX | |
| MTK_PHY_LED0_10TX | MTK_PHY_LED0_10RX); |
| |
| if (port == GPHY_PORT3) { |
| pinctrl = devm_pinctrl_get_select_default(&phydev->mdio.bus->dev); |
| if (IS_ERR(pinctrl)) { |
| ret = PTR_ERR(pinctrl); |
| dev_err(&phydev->mdio.dev, "Fail to set LED pins!\n"); |
| return -EINVAL; |
| } |
| } |
| |
| mt798x_phy_common_finetune(phydev); |
| mt7988_phy_finetune(phydev); |
| mt798x_phy_eee(phydev); |
| |
| return mt798x_phy_calibration(phydev); |
| } |
| #endif |
| |
| static struct phy_driver mtk_gephy_driver[] = { |
| { |
| PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7530), |
| .name = "MediaTek MT7530 PHY", |
| .config_init = mt7530_phy_config_init, |
| /* Interrupts are handled by the switch, not the PHY |
| * itself. |
| */ |
| .config_intr = genphy_no_config_intr, |
| .handle_interrupt = genphy_no_ack_interrupt, |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| .read_page = mtk_gephy_read_page, |
| .write_page = mtk_gephy_write_page, |
| }, |
| { |
| PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7531), |
| .name = "MediaTek MT7531 PHY", |
| .config_init = mt7531_phy_config_init, |
| /* Interrupts are handled by the switch, not the PHY |
| * itself. |
| */ |
| .config_intr = genphy_no_config_intr, |
| .handle_interrupt = genphy_no_ack_interrupt, |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| .read_page = mtk_gephy_read_page, |
| .write_page = mtk_gephy_write_page, |
| }, |
| #ifdef CONFIG_MEDIATEK_GE_PHY_SOC |
| { |
| PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7981), |
| .name = "MediaTek MT7981 PHY", |
| .probe = mt7981_phy_probe, |
| .config_intr = genphy_no_config_intr, |
| .handle_interrupt = genphy_no_ack_interrupt, |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| .read_page = mtk_gephy_read_page, |
| .write_page = mtk_gephy_write_page, |
| }, |
| { |
| PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7988), |
| .name = "MediaTek MT7988 PHY", |
| .probe = mt7988_phy_probe, |
| .config_intr = genphy_no_config_intr, |
| .handle_interrupt = genphy_no_ack_interrupt, |
| .suspend = genphy_suspend, |
| .resume = genphy_resume, |
| .read_page = mtk_gephy_read_page, |
| .write_page = mtk_gephy_write_page, |
| }, |
| #endif |
| }; |
| |
| module_phy_driver(mtk_gephy_driver); |
| |
| static struct mdio_device_id __maybe_unused mtk_gephy_tbl[] = { |
| { PHY_ID_MATCH_VENDOR(0x03a29400) }, |
| { } |
| }; |
| |
| MODULE_DESCRIPTION("MediaTek Gigabit Ethernet PHY driver"); |
| MODULE_AUTHOR("Daniel Golle <daniel@makrotopia.org>"); |
| MODULE_AUTHOR("SkyLake Huang <SkyLake.Huang@mediatek.com>"); |
| MODULE_AUTHOR("DENG, Qingfang <dqfext@gmail.com>"); |
| MODULE_LICENSE("GPL"); |
| |
| MODULE_DEVICE_TABLE(mdio, mtk_gephy_tbl); |