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phy: qcom-qmp-ufs: Add HS G4 mode support to SM8250 SoC

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UFS PHY in SM8250 SoC is capable of operating at HS G4 mode. Hence, add the
required register settings using the tables_hs_g4 struct instance. This
also requires a separate qmp_phy_cfg for SM8250 instead of reusing SM8150.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: Andrew Halaney <ahalaney@redhat.com> # Qdrive3/sa8540p-ride
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20230114071009.88102-9-manivannan.sadhasivam@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Manivannan Sadhasivam 2023-01-14 12:40:05 +05:30 committed by Vinod Koul
parent f89dcb24e2
commit 692b655160
2 changed files with 62 additions and 1 deletions
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1
drivers/phy/qualcomm/phy-qcom-qmp-pcs-ufs-v5.h
View file

@ -16,6 +16,7 @@
#define QPHY_V5_PCS_UFS_PLL_CNTL 0x02c
#define QPHY_V5_PCS_UFS_TX_LARGE_AMP_DRV_LVL 0x030
#define QPHY_V5_PCS_UFS_TX_SMALL_AMP_DRV_LVL 0x038
#define QPHY_V5_PCS_UFS_BIST_FIXED_PAT_CTRL 0x060
#define QPHY_V5_PCS_UFS_TX_HSGEAR_CAPABILITY 0x074
#define QPHY_V5_PCS_UFS_RX_HSGEAR_CAPABILITY 0x0b4
#define QPHY_V5_PCS_UFS_DEBUG_BUS_CLKSEL 0x124

62
drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
View file

@ -454,6 +454,34 @@ 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 sm8250_ufsphy_hs_g4_tx[] = {
QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xe5),
};
static const struct qmp_phy_init_tbl sm8250_ufsphy_hs_g4_rx[] = {
QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x5a),
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_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_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_HIGH4, 0x3c),
};
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),
@ -812,6 +840,38 @@ static const struct qmp_phy_cfg sm8150_ufsphy_cfg = {
.regs = ufsphy_v4_regs_layout,
};
static const struct qmp_phy_cfg sm8250_ufsphy_cfg = {
.lanes = 2,
.tbls = {
.serdes = sm8150_ufsphy_serdes,
.serdes_num = ARRAY_SIZE(sm8150_ufsphy_serdes),
.tx = sm8150_ufsphy_tx,
.tx_num = ARRAY_SIZE(sm8150_ufsphy_tx),
.rx = sm8150_ufsphy_rx,
.rx_num = ARRAY_SIZE(sm8150_ufsphy_rx),
.pcs = sm8150_ufsphy_pcs,
.pcs_num = ARRAY_SIZE(sm8150_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 = sm8250_ufsphy_hs_g4_rx,
.rx_num = ARRAY_SIZE(sm8250_ufsphy_hs_g4_rx),
.pcs = sm8150_ufsphy_hs_g4_pcs,
.pcs_num = ARRAY_SIZE(sm8150_ufsphy_hs_g4_pcs),
},
.clk_list = sdm845_ufs_phy_clk_l,
.num_clks = ARRAY_SIZE(sdm845_ufs_phy_clk_l),
.vreg_list = qmp_phy_vreg_l,
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = ufsphy_v4_regs_layout,
};
static const struct qmp_phy_cfg sm8350_ufsphy_cfg = {
.lanes = 2,
@ -1364,7 +1424,7 @@ static const struct of_device_id qmp_ufs_of_match_table[] = {
.data = &sm8150_ufsphy_cfg,
}, {
.compatible = "qcom,sm8250-qmp-ufs-phy",
.data = &sm8150_ufsphy_cfg,
.data = &sm8250_ufsphy_cfg,
}, {
.compatible = "qcom,sm8350-qmp-ufs-phy",
.data = &sm8350_ufsphy_cfg,