[PATCH v2 6/6] phy: qcom-qmp-ufs: Add SM8550 support
Vinod Koul
vkoul at kernel.org
Fri Jan 13 10:35:16 PST 2023
On 12-01-23, 15:05, Abel Vesa wrote:
> Add SM8550 specific register layout and table configs.
Not related, but was this tested with the UFS Gear 4 support from Mani?
It would be great to have that added (here or separately)
>
> Signed-off-by: Abel Vesa <abel.vesa at linaro.org>
> ---
> drivers/phy/qualcomm/phy-qcom-qmp-ufs.c | 100 ++++++++++++++++++++++++
> 1 file changed, 100 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> index 5936a3a05002..a9b666f32f59 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> @@ -95,6 +95,13 @@ static const unsigned int sm8150_ufsphy_regs_layout[QPHY_LAYOUT_SIZE] = {
> [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V4_PCS_UFS_POWER_DOWN_CONTROL,
> };
>
> +static const unsigned int sm8550_ufsphy_regs_layout[QPHY_LAYOUT_SIZE] = {
> + [QPHY_START_CTRL] = QPHY_V6_PCS_UFS_PHY_START,
> + [QPHY_PCS_READY_STATUS] = QPHY_V6_PCS_UFS_READY_STATUS,
> + [QPHY_SW_RESET] = QPHY_V6_PCS_UFS_SW_RESET,
> + [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V6_PCS_UFS_POWER_DOWN_CONTROL,
> +};
> +
> static const struct qmp_phy_init_tbl msm8996_ufsphy_serdes[] = {
> QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x0e),
> QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0xd7),
> @@ -599,6 +606,61 @@ static const struct qmp_phy_init_tbl sm8350_ufsphy_g4_pcs[] = {
> QMP_PHY_INIT_CFG(QPHY_V5_PCS_UFS_BIST_FIXED_PAT_CTRL, 0x0a),
> };
>
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_serdes[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0xd9),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x11),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_HS_SWITCH_SEL_1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_INITVAL2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x41),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x7f),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x4c),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x99),
> + QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x07),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_tx[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V6_TX_LANE_MODE_1, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_TX_RES_CODE_LANE_OFFSET_TX, 0x07),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_rx[] = {
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_UCDR_FO_GAIN_RATE2, 0x0c),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_UCDR_FO_GAIN_RATE4, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_VGA_CAL_MAN_VAL, 0x0e),
> +
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B0, 0xc2),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B1, 0xc2),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B3, 0x1a),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B6, 0x60),
> +
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE2_B3, 0x9e),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE2_B6, 0x60),
> +
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B3, 0x9e),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B4, 0x0e),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B5, 0x36),
> + QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B8, 0x02),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_pcs[] = {
> + QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_RX_SIGDET_CTRL2, 0x69),
> + QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_TX_LARGE_AMP_DRV_LVL, 0x0f),
> + QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_TX_MID_TERM_CTRL1, 0x43),
> + QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_PLL_CNTL, 0x2b),
> + QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_MULTI_LANE_CTRL1, 0x02),
> +};
> +
> struct qmp_ufs_offsets {
> u16 serdes;
> u16 pcs;
> @@ -703,6 +765,10 @@ static const char * const sm8450_ufs_phy_clk_l[] = {
> "qref", "ref", "ref_aux",
> };
>
> +static const char * const sm8550_ufs_phy_clk_l[] = {
> + "qref", "ref",
> +};
> +
> static const char * const sdm845_ufs_phy_clk_l[] = {
> "ref", "ref_aux",
> };
> @@ -721,6 +787,15 @@ static const struct qmp_ufs_offsets qmp_ufs_offsets_v5 = {
> .rx2 = 0xa00,
> };
>
> +static const struct qmp_ufs_offsets qmp_ufs_offsets_v6 = {
> + .serdes = 0,
> + .pcs = 0x400,
> + .tx = 0x1000,
> + .rx = 0x1200,
> + .tx2 = 0x1800,
> + .rx2 = 0x1a00,
> +};
> +
> static const struct qmp_phy_cfg msm8996_ufsphy_cfg = {
> .lanes = 1,
>
> @@ -958,6 +1033,28 @@ static const struct qmp_phy_cfg sm8450_ufsphy_cfg = {
> .regs = sm8150_ufsphy_regs_layout,
> };
>
> +static const struct qmp_phy_cfg sm8550_ufsphy_cfg = {
> + .lanes = 2,
> +
> + .offsets = &qmp_ufs_offsets_v6,
> +
> + .tbls = {
> + .serdes = sm8550_ufsphy_serdes,
> + .serdes_num = ARRAY_SIZE(sm8550_ufsphy_serdes),
> + .tx = sm8550_ufsphy_tx,
> + .tx_num = ARRAY_SIZE(sm8550_ufsphy_tx),
> + .rx = sm8550_ufsphy_rx,
> + .rx_num = ARRAY_SIZE(sm8550_ufsphy_rx),
> + .pcs = sm8550_ufsphy_pcs,
> + .pcs_num = ARRAY_SIZE(sm8550_ufsphy_pcs),
> + },
> + .clk_list = sm8550_ufs_phy_clk_l,
> + .num_clks = ARRAY_SIZE(sm8550_ufs_phy_clk_l),
> + .vreg_list = qmp_phy_vreg_l,
> + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
> + .regs = sm8550_ufsphy_regs_layout,
> +};
> +
> static void qmp_ufs_configure_lane(void __iomem *base,
> const struct qmp_phy_init_tbl tbl[],
> int num,
> @@ -1467,6 +1564,9 @@ static const struct of_device_id qmp_ufs_of_match_table[] = {
> }, {
> .compatible = "qcom,sm8450-qmp-ufs-phy",
> .data = &sm8450_ufsphy_cfg,
> + }, {
> + .compatible = "qcom,sm8550-qmp-ufs-phy",
> + .data = &sm8550_ufsphy_cfg,
> },
> { },
> };
> --
> 2.34.1
--
~Vinod
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