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phy: qcom: qmp-pcie: Update PCIe1 PHY settings for SM8550

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Align PCIe1 PHY settings with SM8550 latest PCIe PHY Hardware Programming
Guide.

Signed-off-by: Can Guo <quic_cang@quicinc.com>
Signed-off-by: Qiang Yu <quic_qianyu@quicinc.com>
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-HDK
Link: https://lore.kernel.org/r/1703742157-69840-2-git-send-email-quic_qianyu@quicinc.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Can Guo 2023-12-28 13:42:36 +08:00 committed by Vinod Koul
parent f7c6249d76
commit 06e3472882
4 changed files with 16 additions and 5 deletions
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16
drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
View file

@ -1967,10 +1967,9 @@ static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_serdes_tbl[] = {
static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_ln_shrd_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RXCLK_DIV2_CTRL, 0x01),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_Q_EN_RATES, 0xe),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_DFE_DAC_ENABLE1, 0x00),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH1, 0x00),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH2, 0x1f),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH1, 0x02),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH2, 0x0d),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B0, 0x12),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B1, 0x12),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B2, 0xdb),
@ -1987,6 +1986,7 @@ static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_ln_shrd_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH4_RATE3, 0x1f),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH5_RATE3, 0x1f),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH6_RATE3, 0x1f),
QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_SUMMER_CAL_SPD_MODE, 0x5b),
};
static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_tx_tbl[] = {
@ -1999,13 +1999,15 @@ static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_tx_tbl[] = {
};
static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_rx_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_2, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_2, 0x0c),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_3, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_GAIN_RATE_2, 0x04),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_PI_CONTROLS, 0x16),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_ACC_DEFAULT_VAL_RATE3, 0x00),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_CAL_CTRL2, 0x80),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_POSTCAL_OFFSET, 0x7c),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_3, 0x05),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_TX_ADPT_CTRL, 0x10),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_VGA_CAL_MAN_VAL, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_GM_CAL, 0x0d),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_EQU_ADAPTOR_CNTRL4, 0x0b),
@ -2027,11 +2029,13 @@ static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_rx_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B4, 0x78),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B5, 0x76),
QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B6, 0xff),
QMP_PHY_INIT_CFG(QSERDES_V6_20_VGA_CAL_CNTRL1, 0x00),
};
static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_pcs_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_G12S1_TXDEEMPH_M6DB, 0x17),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_G3S2_PRE_GAIN, 0x2e),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_COM_ELECIDLE_DLY_SEL, 0x25),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_RX_SIGDET_LVL, 0xcc),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG4, 0x00),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG5, 0x22),
QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_TX_RX_CONFIG1, 0x04),
@ -2042,6 +2046,8 @@ static const struct qmp_phy_init_tbl sm8550_qmp_gen4x2_pcie_pcs_misc_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_ENDPOINT_REFCLK_DRIVE, 0xc1),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_OSC_DTCT_ATCIONS, 0x00),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG1, 0x16),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G3_RXEQEVAL_TIME, 0x27),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_RXEQEVAL_TIME, 0x27),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG5, 0x02),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_PRE_GAIN, 0x2e),
QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG1, 0x03),

2
drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v6_20.h
View file

@ -12,6 +12,8 @@
#define QPHY_PCIE_V6_20_PCS_ENDPOINT_REFCLK_DRIVE 0x01c
#define QPHY_PCIE_V6_20_PCS_OSC_DTCT_ATCIONS 0x090
#define QPHY_PCIE_V6_20_PCS_EQ_CONFIG1 0x0a0
#define QPHY_PCIE_V6_20_PCS_G3_RXEQEVAL_TIME 0x0f0
#define QPHY_PCIE_V6_20_PCS_G4_RXEQEVAL_TIME 0x0f4
#define QPHY_PCIE_V6_20_PCS_EQ_CONFIG5 0x108
#define QPHY_PCIE_V6_20_PCS_G4_PRE_GAIN 0x15c
#define QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG1 0x17c

1
drivers/phy/qualcomm/phy-qcom-qmp-pcs-v6_20.h
View file

@ -7,6 +7,7 @@
#define QCOM_PHY_QMP_PCS_V6_20_H_
/* Only for QMP V6_20 PHY - USB/PCIe PCS registers */
#define QPHY_V6_20_PCS_G12S1_TXDEEMPH_M6DB 0x170
#define QPHY_V6_20_PCS_G3S2_PRE_GAIN 0x178
#define QPHY_V6_20_PCS_RX_SIGDET_LVL 0x190
#define QPHY_V6_20_PCS_COM_ELECIDLE_DLY_SEL 0x1b8

2
drivers/phy/qualcomm/phy-qcom-qmp-qserdes-txrx-v6_20.h
View file

@ -23,6 +23,8 @@
#define QSERDES_V6_20_RX_DFE_1 0xac
#define QSERDES_V6_20_RX_DFE_2 0xb0
#define QSERDES_V6_20_RX_DFE_3 0xb4
#define QSERDES_V6_20_RX_TX_ADPT_CTRL 0xd4
#define QSERDES_V6_20_VGA_CAL_CNTRL1 0xe0
#define QSERDES_V6_20_RX_VGA_CAL_MAN_VAL 0xe8
#define QSERDES_V6_20_RX_GM_CAL 0x10c
#define QSERDES_V6_20_RX_EQU_ADAPTOR_CNTRL4 0x120