Re: [PATCH V1 2/2] phy: qcom-qmp-ufs: Add Phy Configuration support for SC7280

From: Dmitry Baryshkov
Date: Wed Aug 16 2023 - 16:31:40 EST


On Wed, 16 Aug 2023 at 18:50, Nitin Rawat <quic_nitirawa@xxxxxxxxxxx> wrote:
>
> Add SC7280 specific register layout and table configs.
>
> Co-developed-by: Manish Pandey <quic_mapa@xxxxxxxxxxx>
> Signed-off-by: Manish Pandey <quic_mapa@xxxxxxxxxxx>
> Signed-off-by: Nitin Rawat <quic_nitirawa@xxxxxxxxxxx>
> ---
> drivers/phy/qualcomm/phy-qcom-qmp-ufs.c | 142 ++++++++++++++++++++++++
> 1 file changed, 142 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> index 03cd47faf3fd..c5ab5f0792f5 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> @@ -493,6 +493,70 @@ static const struct qmp_phy_init_tbl sm8150_ufsphy_hs_g4_pcs[] = {
> QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_BIST_FIXED_PAT_CTRL, 0x0a),
> };
>
> +static const struct qmp_phy_init_tbl sc7280_ufsphy_tx[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PWM_GEAR_1_DIVIDER_BAND0_1, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PWM_GEAR_2_DIVIDER_BAND0_1, 0x03),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PWM_GEAR_3_DIVIDER_BAND0_1, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PWM_GEAR_4_DIVIDER_BAND0_1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0x35),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TRAN_DRVR_EMP_EN, 0x0c),
> +};
> +
> +static const struct qmp_phy_init_tbl sc7280_ufsphy_rx[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_LVL, 0x24),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x1e),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_BAND, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x5a),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0xf1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW, 0x80),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CTRL2, 0x80),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FO_GAIN, 0x0e),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_TERM_BW, 0x1b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x1d),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_MEASURE_TIME, 0x10),
> + 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_MODE_00_LOW, 0x6d),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0x6d),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0xed),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x3b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x3c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0xe0),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x3b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0xb1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_LOW, 0xe0),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH2, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH3, 0x3b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH4, 0xb1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DCC_CTRL1, 0x0c),
> +};
> +
> +static const struct qmp_phy_init_tbl sc7280_ufsphy_pcs[] = {
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_RX_SIGDET_CTRL2, 0x6D),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_LARGE_AMP_DRV_LVL, 0x0A),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_SMALL_AMP_DRV_LVL, 0x02),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_MID_TERM_CTRL1, 0x43),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_DEBUG_BUS_CLKSEL, 0x1F),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_RX_MIN_HIBERN8_TIME, 0xFF),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_MULTI_LANE_CTRL1, 0x02),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_PLL_CNTL, 0x03),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TIMER_20US_CORECLK_STEPS_MSB, 0x16),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TIMER_20US_CORECLK_STEPS_LSB, 0xD8),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_PWM_GEAR_BAND, 0xAA),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_HS_GEAR_BAND, 0x06),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_HSGEAR_CAPABILITY, 0x03),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_RX_HSGEAR_CAPABILITY, 0x03),
> +};
> +
> static const struct qmp_phy_init_tbl sm8250_ufsphy_hs_g4_tx[] = {
> QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xe5),
> };
> @@ -521,6 +585,47 @@ static const struct qmp_phy_init_tbl sm8250_ufsphy_hs_g4_rx[] = {
> QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0x3c),
> };
>
> +static const struct qmp_phy_init_tbl sc7280_ufsphy_hs_g4_rx[] = {

Please put this next to sc7280 register arrays.

> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_LVL, 0x24),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x1e),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_BAND, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x5a),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0xf1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW, 0x80),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CTRL2, 0x81),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FO_GAIN, 0x0e),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_TERM_BW, 0x6f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL1, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x07),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x17),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_MEASURE_TIME, 0x20),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0x80),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_LOW, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x7f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x2c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0x6d),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0x6d),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0xed),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x3b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0x3c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_LOW, 0xe0),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH2, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH3, 0x3b),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH4, 0xb1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DCC_CTRL1, 0x0c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_GM_CAL, 0x0f),
> +};
> +
> static const struct qmp_phy_init_tbl sm8350_ufsphy_serdes[] = {
> QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0xd9),
> QMP_PHY_INIT_CFG(QSERDES_V5_COM_HSCLK_SEL, 0x11),
> @@ -1162,6 +1267,40 @@ static const struct qmp_phy_cfg sm8550_ufsphy_cfg = {
> .regs = ufsphy_v6_regs_layout,
> };
>
> +static const struct qmp_phy_cfg sc7280_ufsphy_cfg = {

This should come before sc8280xp entry.

> + .lanes = 2,
> +
> + .offsets = &qmp_ufs_offsets,
> +
> + .tbls = {
> + .serdes = sm8150_ufsphy_serdes,
> + .serdes_num = ARRAY_SIZE(sm8150_ufsphy_serdes),
> + .tx = sc7280_ufsphy_tx,
> + .tx_num = ARRAY_SIZE(sc7280_ufsphy_tx),
> + .rx = sc7280_ufsphy_rx,
> + .rx_num = ARRAY_SIZE(sc7280_ufsphy_rx),
> + .pcs = sc7280_ufsphy_pcs,
> + .pcs_num = ARRAY_SIZE(sc7280_ufsphy_pcs),
> + },
> + .tbls_hs_b = {
> + .serdes = sm8150_ufsphy_hs_b_serdes,
> + .serdes_num = ARRAY_SIZE(sm8150_ufsphy_hs_b_serdes),
> + },
> + .tbls_hs_g4 = {
> + .tx = sm8250_ufsphy_hs_g4_tx,
> + .tx_num = ARRAY_SIZE(sm8250_ufsphy_hs_g4_tx),
> + .rx = sc7280_ufsphy_hs_g4_rx,
> + .rx_num = ARRAY_SIZE(sc7280_ufsphy_hs_g4_rx),
> + .pcs = sm8150_ufsphy_hs_g4_pcs,
> + .pcs_num = ARRAY_SIZE(sm8150_ufsphy_hs_g4_pcs),
> + },
> + .clk_list = sm8450_ufs_phy_clk_l,
> + .num_clks = ARRAY_SIZE(sm8450_ufs_phy_clk_l),
> + .vreg_list = qmp_phy_vreg_l,
> + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
> + .regs = ufsphy_v4_regs_layout,
> +};
> +
> static void qmp_ufs_configure_lane(void __iomem *base,
> const struct qmp_phy_init_tbl tbl[],
> int num,
> @@ -1682,6 +1821,9 @@ static const struct of_device_id qmp_ufs_of_match_table[] = {
> }, {
> .compatible = "qcom,sm8550-qmp-ufs-phy",
> .data = &sm8550_ufsphy_cfg,
> + }, {
> + .compatible = "qcom,sc7280-qmp-ufs-phy",
> + .data = &sc7280_ufsphy_cfg,

This list is sorted, please put new data to the proper place.

> },
> { },
> };
> --
> 2.17.1
>


--
With best wishes
Dmitry