Skip to content

Commit

Permalink
phy: qcom-qmp: Add support for SDX65 QMP PHY
Browse files Browse the repository at this point in the history 
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 <quic_rohiagar@quicinc.com>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1649740652-17515-3-git-send-email-quic_rohiagar@quicinc.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
  • Loading branch information
Rohit Agarwal authored and Vinod Koul 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
View file
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

0 comments on commit 8585b1b

Please sign in to comment.