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author | Mrinmay Sarkar <quic_msarkar@quicinc.com> | 2023-10-19 14:37:08 +0300 |
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committer | Vinod Koul <vkoul@kernel.org> | 2023-10-23 09:24:21 +0300 |
commit | 8e11a94e15a49221510dd4737a70c8dd56eb9678 (patch) | |
tree | db10a5cd8c0546e97ec6203a59741cee48fbe3e0 /drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | |
parent | f5d5a0b5553aa1a4e165e6fc6c582db487768846 (diff) | |
download | linux-8e11a94e15a49221510dd4737a70c8dd56eb9678.tar.xz |
phy: qcom-qmp-pcie: add endpoint support for sa8775p
Add support for dual lane end point mode PHY found on sa8755p platform.
Signed-off-by: Mrinmay Sarkar <quic_msarkar@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/1697715430-30820-4-git-send-email-quic_msarkar@quicinc.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy/qualcomm/phy-qcom-qmp-pcie.c')
-rw-r--r-- | drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c index a63ca7424974..b64598ac59f4 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c @@ -2147,6 +2147,34 @@ static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x4_pcie_rc_serdes_alt_tbl[] QMP_PHY_INIT_CFG(QSERDES_V5_COM_CLK_SELECT, 0x34), }; +static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BG_TIMER, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYS_CLK_CTRL, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE0, 0x27), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE1, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE0, 0x17), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE1, 0x19), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE1, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN0_MODE0, 0xfb), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN1_MODE0, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN0_MODE1, 0xfb), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN1_MODE1, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CMN_MODE, 0x14), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE0, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE0, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE1, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE1, 0x09), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE0, 0x19), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE1, 0x28), +}; + +static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_INSIG_MX_CTRL7, 0x00), + QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_INSIG_SW_CTRL7, 0x00), +}; + struct qmp_pcie_offsets { u16 serdes; u16 pcs; @@ -3043,6 +3071,15 @@ static const struct qmp_phy_cfg sa8775p_qmp_gen4x2_pciephy_cfg = { .pcs_misc_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_rc_pcs_misc_tbl), }, + .tbls_ep = &(const struct qmp_phy_cfg_tbls) { + .serdes = sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl, + .serdes_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl), + .pcs_misc = sm8450_qmp_gen4x2_pcie_ep_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sm8450_qmp_gen4x2_pcie_ep_pcs_misc_tbl), + .pcs = sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl, + .pcs_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl), + }, + .reset_list = sdm845_pciephy_reset_l, .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), .vreg_list = qmp_phy_vreg_l, |