// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2017, The Linux Foundation. All rights reserved. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "phy-qcom-qmp.h" #include "phy-qcom-qmp-pcs-misc-v3.h" #include "phy-qcom-qmp-pcs-usb-v4.h" #include "phy-qcom-qmp-pcs-usb-v5.h" #include "phy-qcom-qmp-dp-com-v3.h" /* QPHY_V3_DP_COM_RESET_OVRD_CTRL register bits */ /* DP PHY soft reset */ #define SW_DPPHY_RESET BIT(0) /* mux to select DP PHY reset control, 0:HW control, 1: software reset */ #define SW_DPPHY_RESET_MUX BIT(1) /* USB3 PHY soft reset */ #define SW_USB3PHY_RESET BIT(2) /* mux to select USB3 PHY reset control, 0:HW control, 1: software reset */ #define SW_USB3PHY_RESET_MUX BIT(3) /* QPHY_V3_DP_COM_PHY_MODE_CTRL register bits */ #define USB3_MODE BIT(0) /* enables USB3 mode */ #define DP_MODE BIT(1) /* enables DP mode */ #define PHY_INIT_COMPLETE_TIMEOUT 10000 struct qmp_phy_init_tbl { unsigned int offset; unsigned int val; /* * mask of lanes for which this register is written * for cases when second lane needs different values */ u8 lane_mask; }; #define QMP_PHY_INIT_CFG(o, v) \ { \ .offset = o, \ .val = v, \ .lane_mask = 0xff, \ } #define QMP_PHY_INIT_CFG_LANE(o, v, l) \ { \ .offset = o, \ .val = v, \ .lane_mask = l, \ } /* set of registers with offsets different per-PHY */ enum qphy_reg_layout { /* PCS registers */ QPHY_SW_RESET, QPHY_START_CTRL, QPHY_PCS_STATUS, QPHY_PCS_AUTONOMOUS_MODE_CTRL, QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR, QPHY_PCS_POWER_DOWN_CONTROL, /* Keep last to ensure regs_layout arrays are properly initialized */ QPHY_LAYOUT_SIZE }; static const unsigned int qmp_v3_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_SW_RESET] = QPHY_V3_PCS_SW_RESET, [QPHY_START_CTRL] = QPHY_V3_PCS_START_CONTROL, [QPHY_PCS_STATUS] = QPHY_V3_PCS_PCS_STATUS, [QPHY_PCS_AUTONOMOUS_MODE_CTRL] = QPHY_V3_PCS_AUTONOMOUS_MODE_CTRL, [QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR] = QPHY_V3_PCS_LFPS_RXTERM_IRQ_CLEAR, [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V3_PCS_POWER_DOWN_CONTROL, }; static const unsigned int qmp_v4_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_SW_RESET] = QPHY_V4_PCS_SW_RESET, [QPHY_START_CTRL] = QPHY_V4_PCS_START_CONTROL, [QPHY_PCS_STATUS] = QPHY_V4_PCS_PCS_STATUS1, [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V4_PCS_POWER_DOWN_CONTROL, /* In PCS_USB */ [QPHY_PCS_AUTONOMOUS_MODE_CTRL] = QPHY_V4_PCS_USB3_AUTONOMOUS_MODE_CTRL, [QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR] = QPHY_V4_PCS_USB3_LFPS_RXTERM_IRQ_CLEAR, }; static const unsigned int qmp_v5_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_SW_RESET] = QPHY_V5_PCS_SW_RESET, [QPHY_START_CTRL] = QPHY_V5_PCS_START_CONTROL, [QPHY_PCS_STATUS] = QPHY_V5_PCS_PCS_STATUS1, [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V5_PCS_POWER_DOWN_CONTROL, /* In PCS_USB */ [QPHY_PCS_AUTONOMOUS_MODE_CTRL] = QPHY_V5_PCS_USB3_AUTONOMOUS_MODE_CTRL, [QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR] = QPHY_V5_PCS_USB3_LFPS_RXTERM_IRQ_CLEAR, }; static const struct qmp_phy_init_tbl qmp_v3_usb3_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V3_COM_PLL_IVCO, 0x07), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SYSCLK_EN_SEL, 0x14), QMP_PHY_INIT_CFG(QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN, 0x08), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CLK_SELECT, 0x30), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SYS_CLK_CTRL, 0x02), QMP_PHY_INIT_CFG(QSERDES_V3_COM_RESETSM_CNTRL2, 0x08), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CMN_CONFIG, 0x16), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SVS_MODE_CLK_SEL, 0x01), QMP_PHY_INIT_CFG(QSERDES_V3_COM_HSCLK_SEL, 0x80), QMP_PHY_INIT_CFG(QSERDES_V3_COM_DEC_START_MODE0, 0x82), QMP_PHY_INIT_CFG(QSERDES_V3_COM_DIV_FRAC_START1_MODE0, 0xab), QMP_PHY_INIT_CFG(QSERDES_V3_COM_DIV_FRAC_START2_MODE0, 0xea), QMP_PHY_INIT_CFG(QSERDES_V3_COM_DIV_FRAC_START3_MODE0, 0x02), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CP_CTRL_MODE0, 0x06), QMP_PHY_INIT_CFG(QSERDES_V3_COM_PLL_RCTRL_MODE0, 0x16), QMP_PHY_INIT_CFG(QSERDES_V3_COM_PLL_CCTRL_MODE0, 0x36), QMP_PHY_INIT_CFG(QSERDES_V3_COM_INTEGLOOP_GAIN1_MODE0, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_INTEGLOOP_GAIN0_MODE0, 0x3f), QMP_PHY_INIT_CFG(QSERDES_V3_COM_VCO_TUNE2_MODE0, 0x01), QMP_PHY_INIT_CFG(QSERDES_V3_COM_VCO_TUNE1_MODE0, 0xc9), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CORECLK_DIV_MODE0, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V3_COM_LOCK_CMP3_MODE0, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_LOCK_CMP2_MODE0, 0x34), QMP_PHY_INIT_CFG(QSERDES_V3_COM_LOCK_CMP1_MODE0, 0x15), QMP_PHY_INIT_CFG(QSERDES_V3_COM_LOCK_CMP_EN, 0x04), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CORE_CLK_EN, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_LOCK_CMP_CFG, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_VCO_TUNE_MAP, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SYSCLK_BUF_ENABLE, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_EN_CENTER, 0x01), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_PER1, 0x31), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_PER2, 0x01), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_ADJ_PER1, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_ADJ_PER2, 0x00), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_STEP_SIZE1, 0x85), QMP_PHY_INIT_CFG(QSERDES_V3_COM_SSC_STEP_SIZE2, 0x07), }; static const struct qmp_phy_init_tbl qmp_v3_usb3_tx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V3_TX_HIGHZ_DRVR_EN, 0x10), QMP_PHY_INIT_CFG(QSERDES_V3_TX_RCV_DETECT_LVL_2, 0x12), QMP_PHY_INIT_CFG(QSERDES_V3_TX_LANE_MODE_1, 0x16), QMP_PHY_INIT_CFG(QSERDES_V3_TX_RES_CODE_LANE_OFFSET_RX, 0x09), QMP_PHY_INIT_CFG(QSERDES_V3_TX_RES_CODE_LANE_OFFSET_TX, 0x06), }; static const struct qmp_phy_init_tbl qmp_v3_usb3_rx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b), QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4e), QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL4, 0x18), QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80), QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_CNTRL, 0x03), QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_DEGLITCH_CNTRL, 0x16), QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x75), }; static const struct qmp_phy_init_tbl qmp_v3_usb3_pcs_tbl[] = { /* FLL settings */ QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL2, 0x83), QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_L, 0x09), QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_H_TOL, 0xa2), QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_MAN_CODE, 0x40), QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL1, 0x02), /* Lock Det settings */ QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG1, 0xd1), QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG2, 0x1f), QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG3, 0x47), QMP_PHY_INIT_CFG(QPHY_V3_PCS_POWER_STATE_CONFIG2, 0x1b), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RX_SIGDET_LVL, 0xba), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V0, 0x9f), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V1, 0x9f), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V2, 0xb7), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V3, 0x4e), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V4, 0x65), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_LS, 0x6b), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V0, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V0, 0x0d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V1, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V1, 0x0d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V2, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V2, 0x0d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V3, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V3, 0x1d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V4, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V4, 0x0d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_LS, 0x15), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_LS, 0x0d), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RATE_SLEW_CNTRL, 0x02), QMP_PHY_INIT_CFG(QPHY_V3_PCS_PWRUP_RESET_DLY_TIME_AUXCLK, 0x04), QMP_PHY_INIT_CFG(QPHY_V3_PCS_TSYNC_RSYNC_TIME, 0x44), QMP_PHY_INIT_CFG(QPHY_V3_PCS_PWRUP_RESET_DLY_TIME_AUXCLK, 0x04), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_L, 0x40), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_H, 0x00), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_WAIT_TIME, 0x75), QMP_PHY_INIT_CFG(QPHY_V3_PCS_LFPS_TX_ECSTART_EQTLOCK, 0x86), QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_RUN_TIME, 0x13), }; static const struct qmp_phy_init_tbl sm8150_usb3_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_EN_CENTER, 0x01), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER1, 0x31), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER2, 0x01), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE0, 0xde), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE0, 0x07), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE1, 0xde), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE1, 0x07), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_BUF_ENABLE, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_IPTRIM, 0x20), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x06), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE1, 0x06), QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x16), QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE1, 0x16), QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x36), QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE1, 0x36), QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x1a), QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x14), QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x34), QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE1, 0x34), QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE1, 0x82), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x82), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE1, 0x82), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE0, 0xab), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0xea), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x02), QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x02), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE1, 0xab), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE1, 0xea), QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE1, 0x02), QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE0, 0x24), QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE1, 0x24), QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE2_MODE1, 0x02), QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x01), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE1, 0x08), QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0xca), QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x1e), QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0xca), QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x1e), QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_HSCLK_SEL, 0x11), }; static const struct qmp_phy_init_tbl sm8150_usb3_tx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_TX, 0x00), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_RX, 0x00), QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xd5), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RCV_DETECT_LVL_2, 0x12), QMP_PHY_INIT_CFG(QSERDES_V4_TX_PI_QEC_CTRL, 0x20), }; static const struct qmp_phy_init_tbl sm8150_usb3_rx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x05), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x2f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW, 0xff), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0x99), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH1, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH2, 0x08), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN1, 0x05), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN2, 0x05), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL1, 0x54), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL2, 0x0e), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4a), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0xc0), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x00), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x0e), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_LOW, 0xbf), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0xbf), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0x3f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x94), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0xdc), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0xdc), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0x5c), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x0b), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0xb3), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_EN_TIMER, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), QMP_PHY_INIT_CFG(QSERDES_V4_RX_AUX_DATA_TCOARSE_TFINE, 0xa0), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DCC_CTRL1, 0x0c), QMP_PHY_INIT_CFG(QSERDES_V4_RX_GM_CAL, 0x1f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VTH_CODE, 0x10), }; static const struct qmp_phy_init_tbl sm8150_usb3_pcs_tbl[] = { /* Lock Det settings */ QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG1, 0xd0), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG2, 0x07), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG6, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xaa), QMP_PHY_INIT_CFG(QPHY_V4_PCS_CDR_RESET_TIME, 0x0a), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG1, 0x88), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG2, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCS_TX_RX_CONFIG, 0x0c), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG1, 0x4b), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG5, 0x10), }; static const struct qmp_phy_init_tbl sm8150_usb3_pcs_usb_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), }; static const struct qmp_phy_init_tbl sm8250_usb3_tx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_TX, 0x60), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_RX, 0x60), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX, 0x11), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_RX, 0x02), QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xd5), QMP_PHY_INIT_CFG(QSERDES_V4_TX_RCV_DETECT_LVL_2, 0x12), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_TX_PI_QEC_CTRL, 0x40, 1), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_TX_PI_QEC_CTRL, 0x54, 2), }; static const struct qmp_phy_init_tbl sm8250_usb3_rx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x06), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x2f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW, 0xff), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0x99), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH1, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH2, 0x08), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN1, 0x05), QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN2, 0x05), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL1, 0x54), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL2, 0x0c), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4a), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0xc0), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x00), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x0e), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_RX_RX_MODE_00_LOW, 0xff, 1), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_RX_RX_MODE_00_LOW, 0x7f, 2), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_RX_RX_MODE_00_HIGH, 0x7f, 1), QMP_PHY_INIT_CFG_LANE(QSERDES_V4_RX_RX_MODE_00_HIGH, 0xff, 2), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x97), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0xdc), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0xdc), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0x5c), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x7b), QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0xb4), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_EN_TIMER, 0x04), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), QMP_PHY_INIT_CFG(QSERDES_V4_RX_AUX_DATA_TCOARSE_TFINE, 0xa0), QMP_PHY_INIT_CFG(QSERDES_V4_RX_DCC_CTRL1, 0x0c), QMP_PHY_INIT_CFG(QSERDES_V4_RX_GM_CAL, 0x1f), QMP_PHY_INIT_CFG(QSERDES_V4_RX_VTH_CODE, 0x10), }; static const struct qmp_phy_init_tbl sm8250_usb3_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG1, 0xd0), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG2, 0x07), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG3, 0x20), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG6, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xa9), QMP_PHY_INIT_CFG(QPHY_V4_PCS_CDR_RESET_TIME, 0x0a), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG1, 0x88), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG2, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCS_TX_RX_CONFIG, 0x0c), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG1, 0x4b), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG5, 0x10), }; static const struct qmp_phy_init_tbl sm8250_usb3_pcs_usb_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), }; static const struct qmp_phy_init_tbl sm8350_usb3_tx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_TX, 0x00), QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_RX, 0x00), QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_TX, 0x16), QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_RX, 0x0e), QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_1, 0x35), QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_3, 0x3f), QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_4, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_5, 0x3f), QMP_PHY_INIT_CFG(QSERDES_V5_TX_RCV_DETECT_LVL_2, 0x12), QMP_PHY_INIT_CFG(QSERDES_V5_TX_PI_QEC_CTRL, 0x21), }; static const struct qmp_phy_init_tbl sm8350_usb3_rx_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_FO_GAIN, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SO_GAIN, 0x05), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_FASTLOCK_FO_GAIN, 0x2f), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_FASTLOCK_COUNT_LOW, 0xff), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_PI_CONTROLS, 0x99), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH1, 0x08), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH2, 0x08), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_GAIN1, 0x00), QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_GAIN2, 0x04), QMP_PHY_INIT_CFG(QSERDES_V5_RX_VGA_CAL_CNTRL1, 0x54), QMP_PHY_INIT_CFG(QSERDES_V5_RX_VGA_CAL_CNTRL2, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4a), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0a), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_IDAC_TSETTLE_LOW, 0xc0), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_IDAC_TSETTLE_HIGH, 0x00), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x47), QMP_PHY_INIT_CFG(QSERDES_V5_RX_SIGDET_CNTRL, 0x04), QMP_PHY_INIT_CFG(QSERDES_V5_RX_SIGDET_DEGLITCH_CNTRL, 0x0e), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_LOW, 0xbb), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH, 0x7b), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH2, 0xbb), QMP_PHY_INIT_CFG_LANE(QSERDES_V5_RX_RX_MODE_00_HIGH3, 0x3d, 1), QMP_PHY_INIT_CFG_LANE(QSERDES_V5_RX_RX_MODE_00_HIGH3, 0x3c, 2), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH4, 0xdb), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_LOW, 0x64), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH, 0x24), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH2, 0xd2), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH3, 0x13), QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH4, 0xa9), QMP_PHY_INIT_CFG(QSERDES_V5_RX_DFE_EN_TIMER, 0x04), QMP_PHY_INIT_CFG(QSERDES_V5_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), QMP_PHY_INIT_CFG(QSERDES_V5_RX_AUX_DATA_TCOARSE_TFINE, 0xa0), QMP_PHY_INIT_CFG(QSERDES_V5_RX_DCC_CTRL1, 0x0c), QMP_PHY_INIT_CFG(QSERDES_V5_RX_GM_CAL, 0x00), QMP_PHY_INIT_CFG(QSERDES_V5_RX_VTH_CODE, 0x10), }; static const struct qmp_phy_init_tbl sm8350_usb3_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7), QMP_PHY_INIT_CFG(QPHY_V4_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG1, 0xd0), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG2, 0x07), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG3, 0x20), QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG6, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xaa), QMP_PHY_INIT_CFG(QPHY_V4_PCS_CDR_RESET_TIME, 0x0a), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG1, 0x88), QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG2, 0x13), QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCS_TX_RX_CONFIG, 0x0c), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG1, 0x4b), QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG5, 0x10), }; static const struct qmp_phy_init_tbl sm8350_usb3_pcs_usb_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RCVR_DTCT_DLY_U3_L, 0x40), QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RCVR_DTCT_DLY_U3_H, 0x00), QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), }; struct qmp_usb_legacy_offsets { u16 serdes; u16 pcs; u16 pcs_usb; u16 tx; u16 rx; }; /* struct qmp_phy_cfg - per-PHY initialization config */ struct qmp_phy_cfg { const struct qmp_usb_legacy_offsets *offsets; /* Init sequence for PHY blocks - serdes, tx, rx, pcs */ const struct qmp_phy_init_tbl *serdes_tbl; int serdes_tbl_num; const struct qmp_phy_init_tbl *tx_tbl; int tx_tbl_num; const struct qmp_phy_init_tbl *rx_tbl; int rx_tbl_num; const struct qmp_phy_init_tbl *pcs_tbl; int pcs_tbl_num; const struct qmp_phy_init_tbl *pcs_usb_tbl; int pcs_usb_tbl_num; /* clock ids to be requested */ const char * const *clk_list; int num_clks; /* resets to be requested */ const char * const *reset_list; int num_resets; /* regulators to be requested */ const char * const *vreg_list; int num_vregs; /* array of registers with different offsets */ const unsigned int *regs; /* Offset from PCS to PCS_USB region */ unsigned int pcs_usb_offset; }; struct qmp_usb { struct device *dev; const struct qmp_phy_cfg *cfg; void __iomem *serdes; void __iomem *pcs; void __iomem *pcs_misc; void __iomem *pcs_usb; void __iomem *tx; void __iomem *rx; void __iomem *tx2; void __iomem *rx2; void __iomem *dp_com; struct clk *pipe_clk; struct clk_bulk_data *clks; struct reset_control_bulk_data *resets; struct regulator_bulk_data *vregs; enum phy_mode mode; struct phy *phy; struct clk_fixed_rate pipe_clk_fixed; }; static inline void qphy_setbits(void __iomem *base, u32 offset, u32 val) { u32 reg; reg = readl(base + offset); reg |= val; writel(reg, base + offset); /* ensure that above write is through */ readl(base + offset); } static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val) { u32 reg; reg = readl(base + offset); reg &= ~val; writel(reg, base + offset); /* ensure that above write is through */ readl(base + offset); } /* list of clocks required by phy */ static const char * const qmp_v3_phy_clk_l[] = { "aux", "cfg_ahb", "ref", "com_aux", }; static const char * const qmp_v4_ref_phy_clk_l[] = { "aux", "ref_clk_src", "ref", "com_aux", }; /* the primary usb3 phy on sm8250 doesn't have a ref clock */ static const char * const qmp_v4_sm8250_usbphy_clk_l[] = { "aux", "ref_clk_src", "com_aux" }; /* list of resets */ static const char * const msm8996_usb3phy_reset_l[] = { "phy", "common", }; static const char * const sc7180_usb3phy_reset_l[] = { "phy", }; /* list of regulators */ static const char * const qmp_phy_vreg_l[] = { "vdda-phy", "vdda-pll", }; static const struct qmp_phy_cfg qmp_v3_usb3phy_cfg = { .serdes_tbl = qmp_v3_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(qmp_v3_usb3_serdes_tbl), .tx_tbl = qmp_v3_usb3_tx_tbl, .tx_tbl_num = ARRAY_SIZE(qmp_v3_usb3_tx_tbl), .rx_tbl = qmp_v3_usb3_rx_tbl, .rx_tbl_num = ARRAY_SIZE(qmp_v3_usb3_rx_tbl), .pcs_tbl = qmp_v3_usb3_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(qmp_v3_usb3_pcs_tbl), .clk_list = qmp_v3_phy_clk_l, .num_clks = ARRAY_SIZE(qmp_v3_phy_clk_l), .reset_list = msm8996_usb3phy_reset_l, .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), .vreg_list = qmp_phy_vreg_l, .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), .regs = qmp_v3_usb3phy_regs_layout, }; static const struct qmp_phy_cfg sc7180_usb3phy_cfg = { .serdes_tbl = qmp_v3_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(qmp_v3_usb3_serdes_tbl), .tx_tbl = qmp_v3_usb3_tx_tbl, .tx_tbl_num = ARRAY_SIZE(qmp_v3_usb3_tx_tbl), .rx_tbl = qmp_v3_usb3_rx_tbl, .rx_tbl_num = ARRAY_SIZE(qmp_v3_usb3_rx_tbl), .pcs_tbl = qmp_v3_usb3_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(qmp_v3_usb3_pcs_tbl), .clk_list = qmp_v3_phy_clk_l, .num_clks = ARRAY_SIZE(qmp_v3_phy_clk_l), .reset_list = sc7180_usb3phy_reset_l, .num_resets = ARRAY_SIZE(sc7180_usb3phy_reset_l), .vreg_list = qmp_phy_vreg_l, .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), .regs = qmp_v3_usb3phy_regs_layout, }; static const struct qmp_phy_cfg sm8150_usb3phy_cfg = { .serdes_tbl = sm8150_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(sm8150_usb3_serdes_tbl), .tx_tbl = sm8150_usb3_tx_tbl, .tx_tbl_num = ARRAY_SIZE(sm8150_usb3_tx_tbl), .rx_tbl = sm8150_usb3_rx_tbl, .rx_tbl_num = ARRAY_SIZE(sm8150_usb3_rx_tbl), .pcs_tbl = sm8150_usb3_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(sm8150_usb3_pcs_tbl), .pcs_usb_tbl = sm8150_usb3_pcs_usb_tbl, .pcs_usb_tbl_num = ARRAY_SIZE(sm8150_usb3_pcs_usb_tbl), .clk_list = qmp_v4_ref_phy_clk_l, .num_clks = ARRAY_SIZE(qmp_v4_ref_phy_clk_l), .reset_list = msm8996_usb3phy_reset_l, .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), .vreg_list = qmp_phy_vreg_l, .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), .regs = qmp_v4_usb3phy_regs_layout, .pcs_usb_offset = 0x300, }; static const struct qmp_phy_cfg sm8250_usb3phy_cfg = { .serdes_tbl = sm8150_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(sm8150_usb3_serdes_tbl), .tx_tbl = sm8250_usb3_tx_tbl, .tx_tbl_num = ARRAY_SIZE(sm8250_usb3_tx_tbl), .rx_tbl = sm8250_usb3_rx_tbl, .rx_tbl_num = ARRAY_SIZE(sm8250_usb3_rx_tbl), .pcs_tbl = sm8250_usb3_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(sm8250_usb3_pcs_tbl), .pcs_usb_tbl = sm8250_usb3_pcs_usb_tbl, .pcs_usb_tbl_num = ARRAY_SIZE(sm8250_usb3_pcs_usb_tbl), .clk_list = qmp_v4_sm8250_usbphy_clk_l, .num_clks = ARRAY_SIZE(qmp_v4_sm8250_usbphy_clk_l), .reset_list = msm8996_usb3phy_reset_l, .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), .vreg_list = qmp_phy_vreg_l, .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), .regs = qmp_v4_usb3phy_regs_layout, .pcs_usb_offset = 0x300, }; static const struct qmp_phy_cfg sm8350_usb3phy_cfg = { .serdes_tbl = sm8150_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(sm8150_usb3_serdes_tbl), .tx_tbl = sm8350_usb3_tx_tbl, .tx_tbl_num = ARRAY_SIZE(sm8350_usb3_tx_tbl), .rx_tbl = sm8350_usb3_rx_tbl, .rx_tbl_num = ARRAY_SIZE(sm8350_usb3_rx_tbl), .pcs_tbl = sm8350_usb3_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(sm8350_usb3_pcs_tbl), .pcs_usb_tbl = sm8350_usb3_pcs_usb_tbl, .pcs_usb_tbl_num = ARRAY_SIZE(sm8350_usb3_pcs_usb_tbl), .clk_list = qmp_v4_sm8250_usbphy_clk_l, .num_clks = ARRAY_SIZE(qmp_v4_sm8250_usbphy_clk_l), .reset_list = msm8996_usb3phy_reset_l, .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), .vreg_list = qmp_phy_vreg_l, .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), .regs = qmp_v5_usb3phy_regs_layout, .pcs_usb_offset = 0x300, }; static void qmp_usb_legacy_configure_lane(void __iomem *base, const struct qmp_phy_init_tbl tbl[], int num, u8 lane_mask) { int i; const struct qmp_phy_init_tbl *t = tbl; if (!t) return; for (i = 0; i < num; i++, t++) { if (!(t->lane_mask & lane_mask)) continue; writel(t->val, base + t->offset); } } static void qmp_usb_legacy_configure(void __iomem *base, const struct qmp_phy_init_tbl tbl[], int num) { qmp_usb_legacy_configure_lane(base, tbl, num, 0xff); } static int qmp_usb_legacy_serdes_init(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; void __iomem *serdes = qmp->serdes; const struct qmp_phy_init_tbl *serdes_tbl = cfg->serdes_tbl; int serdes_tbl_num = cfg->serdes_tbl_num; qmp_usb_legacy_configure(serdes, serdes_tbl, serdes_tbl_num); return 0; } static void qmp_usb_legacy_init_dp_com(struct phy *phy) { struct qmp_usb *qmp = phy_get_drvdata(phy); void __iomem *dp_com = qmp->dp_com; qphy_setbits(dp_com, QPHY_V3_DP_COM_POWER_DOWN_CTRL, SW_PWRDN); /* override hardware control for reset of qmp phy */ qphy_setbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL, SW_DPPHY_RESET_MUX | SW_DPPHY_RESET | SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET); /* Default type-c orientation, i.e CC1 */ qphy_setbits(dp_com, QPHY_V3_DP_COM_TYPEC_CTRL, 0x02); qphy_setbits(dp_com, QPHY_V3_DP_COM_PHY_MODE_CTRL, USB3_MODE | DP_MODE); /* bring both QMP USB and QMP DP PHYs PCS block out of reset */ qphy_clrbits(dp_com, QPHY_V3_DP_COM_RESET_OVRD_CTRL, SW_DPPHY_RESET_MUX | SW_DPPHY_RESET | SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET); qphy_clrbits(dp_com, QPHY_V3_DP_COM_SWI_CTRL, 0x03); qphy_clrbits(dp_com, QPHY_V3_DP_COM_SW_RESET, SW_RESET); } static int qmp_usb_legacy_init(struct phy *phy) { struct qmp_usb *qmp = phy_get_drvdata(phy); const struct qmp_phy_cfg *cfg = qmp->cfg; void __iomem *pcs = qmp->pcs; int ret; ret = regulator_bulk_enable(cfg->num_vregs, qmp->vregs); if (ret) { dev_err(qmp->dev, "failed to enable regulators, err=%d\n", ret); return ret; } ret = reset_control_bulk_assert(cfg->num_resets, qmp->resets); if (ret) { dev_err(qmp->dev, "reset assert failed\n"); goto err_disable_regulators; } ret = reset_control_bulk_deassert(cfg->num_resets, qmp->resets); if (ret) { dev_err(qmp->dev, "reset deassert failed\n"); goto err_disable_regulators; } ret = clk_bulk_prepare_enable(cfg->num_clks, qmp->clks); if (ret) goto err_assert_reset; qmp_usb_legacy_init_dp_com(phy); qphy_setbits(pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], SW_PWRDN); return 0; err_assert_reset: reset_control_bulk_assert(cfg->num_resets, qmp->resets); err_disable_regulators: regulator_bulk_disable(cfg->num_vregs, qmp->vregs); return ret; } static int qmp_usb_legacy_exit(struct phy *phy) { struct qmp_usb *qmp = phy_get_drvdata(phy); const struct qmp_phy_cfg *cfg = qmp->cfg; reset_control_bulk_assert(cfg->num_resets, qmp->resets); clk_bulk_disable_unprepare(cfg->num_clks, qmp->clks); regulator_bulk_disable(cfg->num_vregs, qmp->vregs); return 0; } static int qmp_usb_legacy_power_on(struct phy *phy) { struct qmp_usb *qmp = phy_get_drvdata(phy); const struct qmp_phy_cfg *cfg = qmp->cfg; void __iomem *tx = qmp->tx; void __iomem *rx = qmp->rx; void __iomem *pcs = qmp->pcs; void __iomem *status; unsigned int val; int ret; qmp_usb_legacy_serdes_init(qmp); ret = clk_prepare_enable(qmp->pipe_clk); if (ret) { dev_err(qmp->dev, "pipe_clk enable failed err=%d\n", ret); return ret; } /* Tx, Rx, and PCS configurations */ qmp_usb_legacy_configure_lane(tx, cfg->tx_tbl, cfg->tx_tbl_num, 1); qmp_usb_legacy_configure_lane(rx, cfg->rx_tbl, cfg->rx_tbl_num, 1); qmp_usb_legacy_configure_lane(qmp->tx2, cfg->tx_tbl, cfg->tx_tbl_num, 2); qmp_usb_legacy_configure_lane(qmp->rx2, cfg->rx_tbl, cfg->rx_tbl_num, 2); qmp_usb_legacy_configure(pcs, cfg->pcs_tbl, cfg->pcs_tbl_num); usleep_range(10, 20); /* Pull PHY out of reset state */ qphy_clrbits(pcs, cfg->regs[QPHY_SW_RESET], SW_RESET); /* start SerDes and Phy-Coding-Sublayer */ qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], SERDES_START | PCS_START); status = pcs + cfg->regs[QPHY_PCS_STATUS]; ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 200, PHY_INIT_COMPLETE_TIMEOUT); if (ret) { dev_err(qmp->dev, "phy initialization timed-out\n"); goto err_disable_pipe_clk; } return 0; err_disable_pipe_clk: clk_disable_unprepare(qmp->pipe_clk); return ret; } static int qmp_usb_legacy_power_off(struct phy *phy) { struct qmp_usb *qmp = phy_get_drvdata(phy); const struct qmp_phy_cfg *cfg = qmp->cfg; clk_disable_unprepare(qmp->pipe_clk); /* PHY reset */ qphy_setbits(qmp->pcs, cfg->regs[QPHY_SW_RESET], SW_RESET); /* stop SerDes and Phy-Coding-Sublayer */ qphy_clrbits(qmp->pcs, cfg->regs[QPHY_START_CTRL], SERDES_START | PCS_START); /* Put PHY into POWER DOWN state: active low */ qphy_clrbits(qmp->pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], SW_PWRDN); return 0; } static int qmp_usb_legacy_enable(struct phy *phy) { int ret; ret = qmp_usb_legacy_init(phy); if (ret) return ret; ret = qmp_usb_legacy_power_on(phy); if (ret) qmp_usb_legacy_exit(phy); return ret; } static int qmp_usb_legacy_disable(struct phy *phy) { int ret; ret = qmp_usb_legacy_power_off(phy); if (ret) return ret; return qmp_usb_legacy_exit(phy); } static int qmp_usb_legacy_set_mode(struct phy *phy, enum phy_mode mode, int submode) { struct qmp_usb *qmp = phy_get_drvdata(phy); qmp->mode = mode; return 0; } static const struct phy_ops qmp_usb_legacy_phy_ops = { .init = qmp_usb_legacy_enable, .exit = qmp_usb_legacy_disable, .set_mode = qmp_usb_legacy_set_mode, .owner = THIS_MODULE, }; static void qmp_usb_legacy_enable_autonomous_mode(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; void __iomem *pcs_usb = qmp->pcs_usb ?: qmp->pcs; void __iomem *pcs_misc = qmp->pcs_misc; u32 intr_mask; if (qmp->mode == PHY_MODE_USB_HOST_SS || qmp->mode == PHY_MODE_USB_DEVICE_SS) intr_mask = ARCVR_DTCT_EN | ALFPS_DTCT_EN; else intr_mask = ARCVR_DTCT_EN | ARCVR_DTCT_EVENT_SEL; /* Clear any pending interrupts status */ qphy_setbits(pcs_usb, cfg->regs[QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR], IRQ_CLEAR); /* Writing 1 followed by 0 clears the interrupt */ qphy_clrbits(pcs_usb, cfg->regs[QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR], IRQ_CLEAR); qphy_clrbits(pcs_usb, cfg->regs[QPHY_PCS_AUTONOMOUS_MODE_CTRL], ARCVR_DTCT_EN | ALFPS_DTCT_EN | ARCVR_DTCT_EVENT_SEL); /* Enable required PHY autonomous mode interrupts */ qphy_setbits(pcs_usb, cfg->regs[QPHY_PCS_AUTONOMOUS_MODE_CTRL], intr_mask); /* Enable i/o clamp_n for autonomous mode */ if (pcs_misc) qphy_clrbits(pcs_misc, QPHY_V3_PCS_MISC_CLAMP_ENABLE, CLAMP_EN); } static void qmp_usb_legacy_disable_autonomous_mode(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; void __iomem *pcs_usb = qmp->pcs_usb ?: qmp->pcs; void __iomem *pcs_misc = qmp->pcs_misc; /* Disable i/o clamp_n on resume for normal mode */ if (pcs_misc) qphy_setbits(pcs_misc, QPHY_V3_PCS_MISC_CLAMP_ENABLE, CLAMP_EN); qphy_clrbits(pcs_usb, cfg->regs[QPHY_PCS_AUTONOMOUS_MODE_CTRL], ARCVR_DTCT_EN | ARCVR_DTCT_EVENT_SEL | ALFPS_DTCT_EN); qphy_setbits(pcs_usb, cfg->regs[QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR], IRQ_CLEAR); /* Writing 1 followed by 0 clears the interrupt */ qphy_clrbits(pcs_usb, cfg->regs[QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR], IRQ_CLEAR); } static int __maybe_unused qmp_usb_legacy_runtime_suspend(struct device *dev) { struct qmp_usb *qmp = dev_get_drvdata(dev); const struct qmp_phy_cfg *cfg = qmp->cfg; dev_vdbg(dev, "Suspending QMP phy, mode:%d\n", qmp->mode); if (!qmp->phy->init_count) { dev_vdbg(dev, "PHY not initialized, bailing out\n"); return 0; } qmp_usb_legacy_enable_autonomous_mode(qmp); clk_disable_unprepare(qmp->pipe_clk); clk_bulk_disable_unprepare(cfg->num_clks, qmp->clks); return 0; } static int __maybe_unused qmp_usb_legacy_runtime_resume(struct device *dev) { struct qmp_usb *qmp = dev_get_drvdata(dev); const struct qmp_phy_cfg *cfg = qmp->cfg; int ret = 0; dev_vdbg(dev, "Resuming QMP phy, mode:%d\n", qmp->mode); if (!qmp->phy->init_count) { dev_vdbg(dev, "PHY not initialized, bailing out\n"); return 0; } ret = clk_bulk_prepare_enable(cfg->num_clks, qmp->clks); if (ret) return ret; ret = clk_prepare_enable(qmp->pipe_clk); if (ret) { dev_err(dev, "pipe_clk enable failed, err=%d\n", ret); clk_bulk_disable_unprepare(cfg->num_clks, qmp->clks); return ret; } qmp_usb_legacy_disable_autonomous_mode(qmp); return 0; } static const struct dev_pm_ops qmp_usb_legacy_pm_ops = { SET_RUNTIME_PM_OPS(qmp_usb_legacy_runtime_suspend, qmp_usb_legacy_runtime_resume, NULL) }; static int qmp_usb_legacy_vreg_init(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; struct device *dev = qmp->dev; int num = cfg->num_vregs; int i; qmp->vregs = devm_kcalloc(dev, num, sizeof(*qmp->vregs), GFP_KERNEL); if (!qmp->vregs) return -ENOMEM; for (i = 0; i < num; i++) qmp->vregs[i].supply = cfg->vreg_list[i]; return devm_regulator_bulk_get(dev, num, qmp->vregs); } static int qmp_usb_legacy_reset_init(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; struct device *dev = qmp->dev; int i; int ret; qmp->resets = devm_kcalloc(dev, cfg->num_resets, sizeof(*qmp->resets), GFP_KERNEL); if (!qmp->resets) return -ENOMEM; for (i = 0; i < cfg->num_resets; i++) qmp->resets[i].id = cfg->reset_list[i]; ret = devm_reset_control_bulk_get_exclusive(dev, cfg->num_resets, qmp->resets); if (ret) return dev_err_probe(dev, ret, "failed to get resets\n"); return 0; } static int qmp_usb_legacy_clk_init(struct qmp_usb *qmp) { const struct qmp_phy_cfg *cfg = qmp->cfg; struct device *dev = qmp->dev; int num = cfg->num_clks; int i; qmp->clks = devm_kcalloc(dev, num, sizeof(*qmp->clks), GFP_KERNEL); if (!qmp->clks) return -ENOMEM; for (i = 0; i < num; i++) qmp->clks[i].id = cfg->clk_list[i]; return devm_clk_bulk_get(dev, num, qmp->clks); } static void phy_clk_release_provider(void *res) { of_clk_del_provider(res); } /* * Register a fixed rate pipe clock. * * The _pipe_clksrc generated by PHY goes to the GCC that gate * controls it. The _pipe_clk coming out of the GCC is requested * by the PHY driver for its operations. * We register the _pipe_clksrc here. The gcc driver takes care * of assigning this _pipe_clksrc as parent to _pipe_clk. * Below picture shows this relationship. * * +---------------+ * | PHY block |<<---------------------------------------+ * | | | * | +-------+ | +-----+ | * I/P---^-->| PLL |---^--->pipe_clksrc--->| GCC |--->pipe_clk---+ * clk | +-------+ | +-----+ * +---------------+ */ static int phy_pipe_clk_register(struct qmp_usb *qmp, struct device_node *np) { struct clk_fixed_rate *fixed = &qmp->pipe_clk_fixed; struct clk_init_data init = { }; int ret; ret = of_property_read_string(np, "clock-output-names", &init.name); if (ret) { dev_err(qmp->dev, "%pOFn: No clock-output-names\n", np); return ret; } init.ops = &clk_fixed_rate_ops; /* controllers using QMP phys use 125MHz pipe clock interface */ fixed->fixed_rate = 125000000; fixed->hw.init = &init; ret = devm_clk_hw_register(qmp->dev, &fixed->hw); if (ret) return ret; ret = of_clk_add_hw_provider(np, of_clk_hw_simple_get, &fixed->hw); if (ret) return ret; /* * Roll a devm action because the clock provider is the child node, but * the child node is not actually a device. */ return devm_add_action_or_reset(qmp->dev, phy_clk_release_provider, np); } static int qmp_usb_legacy_parse_dt_legacy(struct qmp_usb *qmp, struct device_node *np) { struct platform_device *pdev = to_platform_device(qmp->dev); const struct qmp_phy_cfg *cfg = qmp->cfg; struct device *dev = qmp->dev; qmp->serdes = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(qmp->serdes)) return PTR_ERR(qmp->serdes); qmp->dp_com = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(qmp->dp_com)) return PTR_ERR(qmp->dp_com); /* * Get memory resources for the PHY: * Resources are indexed as: tx -> 0; rx -> 1; pcs -> 2. * For dual lane PHYs: tx2 -> 3, rx2 -> 4, pcs_misc (optional) -> 5 * For single lane PHYs: pcs_misc (optional) -> 3. */ qmp->tx = devm_of_iomap(dev, np, 0, NULL); if (IS_ERR(qmp->tx)) return PTR_ERR(qmp->tx); qmp->rx = devm_of_iomap(dev, np, 1, NULL); if (IS_ERR(qmp->rx)) return PTR_ERR(qmp->rx); qmp->pcs = devm_of_iomap(dev, np, 2, NULL); if (IS_ERR(qmp->pcs)) return PTR_ERR(qmp->pcs); if (cfg->pcs_usb_offset) qmp->pcs_usb = qmp->pcs + cfg->pcs_usb_offset; qmp->tx2 = devm_of_iomap(dev, np, 3, NULL); if (IS_ERR(qmp->tx2)) return PTR_ERR(qmp->tx2); qmp->rx2 = devm_of_iomap(dev, np, 4, NULL); if (IS_ERR(qmp->rx2)) return PTR_ERR(qmp->rx2); qmp->pcs_misc = devm_of_iomap(dev, np, 5, NULL); if (IS_ERR(qmp->pcs_misc)) { dev_vdbg(dev, "PHY pcs_misc-reg not used\n"); qmp->pcs_misc = NULL; } qmp->pipe_clk = devm_get_clk_from_child(dev, np, NULL); if (IS_ERR(qmp->pipe_clk)) { return dev_err_probe(dev, PTR_ERR(qmp->pipe_clk), "failed to get pipe clock\n"); } return 0; } static int qmp_usb_legacy_parse_dt(struct qmp_usb *qmp) { struct platform_device *pdev = to_platform_device(qmp->dev); const struct qmp_phy_cfg *cfg = qmp->cfg; const struct qmp_usb_legacy_offsets *offs = cfg->offsets; struct device *dev = qmp->dev; void __iomem *base; if (!offs) return -EINVAL; base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base); qmp->serdes = base + offs->serdes; qmp->pcs = base + offs->pcs; qmp->pcs_usb = base + offs->pcs_usb; qmp->tx = base + offs->tx; qmp->rx = base + offs->rx; qmp->pipe_clk = devm_clk_get(dev, "pipe"); if (IS_ERR(qmp->pipe_clk)) { return dev_err_probe(dev, PTR_ERR(qmp->pipe_clk), "failed to get pipe clock\n"); } return 0; } static int qmp_usb_legacy_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct phy_provider *phy_provider; struct device_node *np; struct qmp_usb *qmp; int ret; qmp = devm_kzalloc(dev, sizeof(*qmp), GFP_KERNEL); if (!qmp) return -ENOMEM; qmp->dev = dev; dev_set_drvdata(dev, qmp); qmp->cfg = of_device_get_match_data(dev); if (!qmp->cfg) return -EINVAL; ret = qmp_usb_legacy_clk_init(qmp); if (ret) return ret; ret = qmp_usb_legacy_reset_init(qmp); if (ret) return ret; ret = qmp_usb_legacy_vreg_init(qmp); if (ret) return ret; /* Check for legacy binding with child node. */ np = of_get_next_available_child(dev->of_node, NULL); if (np) { ret = qmp_usb_legacy_parse_dt_legacy(qmp, np); } else { np = of_node_get(dev->of_node); ret = qmp_usb_legacy_parse_dt(qmp); } if (ret) goto err_node_put; pm_runtime_set_active(dev); ret = devm_pm_runtime_enable(dev); if (ret) goto err_node_put; /* * Prevent runtime pm from being ON by default. Users can enable * it using power/control in sysfs. */ pm_runtime_forbid(dev); ret = phy_pipe_clk_register(qmp, np); if (ret) goto err_node_put; qmp->phy = devm_phy_create(dev, np, &qmp_usb_legacy_phy_ops); if (IS_ERR(qmp->phy)) { ret = PTR_ERR(qmp->phy); dev_err(dev, "failed to create PHY: %d\n", ret); goto err_node_put; } phy_set_drvdata(qmp->phy, qmp); of_node_put(np); phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); return PTR_ERR_OR_ZERO(phy_provider); err_node_put: of_node_put(np); return ret; } static const struct of_device_id qmp_usb_legacy_of_match_table[] = { { .compatible = "qcom,sc7180-qmp-usb3-phy", .data = &sc7180_usb3phy_cfg, }, { .compatible = "qcom,sc8180x-qmp-usb3-phy", .data = &sm8150_usb3phy_cfg, }, { .compatible = "qcom,sdm845-qmp-usb3-phy", .data = &qmp_v3_usb3phy_cfg, }, { .compatible = "qcom,sm8150-qmp-usb3-phy", .data = &sm8150_usb3phy_cfg, }, { .compatible = "qcom,sm8250-qmp-usb3-phy", .data = &sm8250_usb3phy_cfg, }, { .compatible = "qcom,sm8350-qmp-usb3-phy", .data = &sm8350_usb3phy_cfg, }, { .compatible = "qcom,sm8450-qmp-usb3-phy", .data = &sm8350_usb3phy_cfg, }, { }, }; MODULE_DEVICE_TABLE(of, qmp_usb_legacy_of_match_table); static struct platform_driver qmp_usb_legacy_driver = { .probe = qmp_usb_legacy_probe, .driver = { .name = "qcom-qmp-usb-legacy-phy", .pm = &qmp_usb_legacy_pm_ops, .of_match_table = qmp_usb_legacy_of_match_table, }, }; module_platform_driver(qmp_usb_legacy_driver); MODULE_AUTHOR("Vivek Gautam "); MODULE_DESCRIPTION("Qualcomm QMP legacy USB+DP PHY driver"); MODULE_LICENSE("GPL v2");