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phy: qcom-qmp: Add support for SDX65 QMP PHY
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Add support for USB3 QMP PHY found in SDX65 platform. SDX65 uses
version 5.0.0 of the QMP PHY IP.

Signed-off-by: Rohit Agarwal <[email protected]>
Acked-by: Manivannan Sadhasivam <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>
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@RohitAgarwalQUIC @vinodkoul
RohitAgarwalQUIC authored and vinodkoul committed Apr 13, 2022
1 parent aa1855a commit 8585b1b
Showing 1 changed file with 76 additions and 0 deletions.
76 changes: 76 additions & 0 deletions drivers/phy/qualcomm/phy-qcom-qmp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2535,6 +2535,50 @@ static const struct qmp_phy_init_tbl sdx55_qmp_pcie_pcs_misc_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_LANE1_INSIG_MX_CTRL2, 0x00),
};

static const struct qmp_phy_init_tbl sdx65_usb3_uniphy_tx_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_1, 0xa5),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_2, 0x82),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_3, 0x3f),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_4, 0x3f),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_PI_QEC_CTRL, 0x21),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_TX, 0x1f),
QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_RX, 0x0b),
};

static const struct qmp_phy_init_tbl sdx65_usb3_uniphy_rx_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH4, 0xdb),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH3, 0xbd),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH2, 0xff),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH, 0x7f),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_LOW, 0xff),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH4, 0xa9),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH3, 0x7b),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH2, 0xe4),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH, 0x24),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_LOW, 0x64),
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_UCDR_FASTLOCK_FO_GAIN, 0x2f),
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_FO_GAIN, 0x0a),
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_CNTRL4, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x47),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80),
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_DFE_CTLE_POST_CAL_OFFSET, 0x38),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SO_GAIN, 0x05),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_GM_CAL, 0x00),
QMP_PHY_INIT_CFG(QSERDES_V5_RX_SIGDET_ENABLES, 0x00),
};

static const struct qmp_phy_init_tbl sm8350_ufsphy_serdes_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0xd9),
QMP_PHY_INIT_CFG(QSERDES_V5_COM_HSCLK_SEL, 0x11),
Expand Down Expand Up @@ -4217,6 +4261,35 @@ static const struct qmp_phy_cfg sdx55_qmp_pciephy_cfg = {
.pwrdn_delay_max = 1005, /* us */
};

static const struct qmp_phy_cfg sdx65_usb3_uniphy_cfg = {
.type = PHY_TYPE_USB3,
.nlanes = 1,

.serdes_tbl = sm8150_usb3_uniphy_serdes_tbl,
.serdes_tbl_num = ARRAY_SIZE(sm8150_usb3_uniphy_serdes_tbl),
.tx_tbl = sdx65_usb3_uniphy_tx_tbl,
.tx_tbl_num = ARRAY_SIZE(sdx65_usb3_uniphy_tx_tbl),
.rx_tbl = sdx65_usb3_uniphy_rx_tbl,
.rx_tbl_num = ARRAY_SIZE(sdx65_usb3_uniphy_rx_tbl),
.pcs_tbl = sm8350_usb3_uniphy_pcs_tbl,
.pcs_tbl_num = ARRAY_SIZE(sm8350_usb3_uniphy_pcs_tbl),
.clk_list = qmp_v4_sdx55_usbphy_clk_l,
.num_clks = ARRAY_SIZE(qmp_v4_sdx55_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 = sm8350_usb3_uniphy_regs_layout,

.start_ctrl = SERDES_START | PCS_START,
.pwrdn_ctrl = SW_PWRDN,
.phy_status = PHYSTATUS,

.has_pwrdn_delay = true,
.pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN,
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
};

static const struct qmp_phy_cfg sm8350_ufsphy_cfg = {
.type = PHY_TYPE_UFS,
.nlanes = 2,
Expand Down Expand Up @@ -6049,6 +6122,9 @@ static const struct of_device_id qcom_qmp_phy_of_match_table[] = {
}, {
.compatible = "qcom,sdx55-qmp-usb3-uni-phy",
.data = &sdx55_usb3_uniphy_cfg,
}, {
.compatible = "qcom,sdx65-qmp-usb3-uni-phy",
.data = &sdx65_usb3_uniphy_cfg,
}, {
.compatible = "qcom,sm8350-qmp-usb3-phy",
.data = &sm8350_usb3phy_cfg,
Expand Down

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