[PATCH v2 11/13] phy: qcom-qmp-pcie: Split out EP related init sequence for SDX55

Manivannan Sadhasivam
2023-02-24T11:01:48Z

In preparation for adding RC support, let's split out the EP related init
sequence so that the common sequence could be reused by RC as well.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 42 ++++++++++++++++--------
1 file changed, 28 insertions(+), 14 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index 1b136a87053f..f526f73f76ef 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -1122,10 +1122,25 @@ static const struct qmp_phy_init_tbl sm8250_qmp_gen3x2_pcie_pcs_misc_tbl[] = {
};

static const struct qmp_phy_init_tbl sdx55_qmp_pcie_serdes_tbl[] = {
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_BG_TIMER, 0x02),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN, 0x18),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYS_CLK_CTRL, 0x07),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_IVCO, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x46),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_CFG, 0x04),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x12),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_HS_SWITCH_SEL, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE0, 0x05),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE1, 0x04),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MISC1, 0x88),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MISC2, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MODE, 0x17),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_DC_LEVEL_CTRL, 0x0b),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_HSCLK_SEL, 0x22),
+};
+
+static const struct qmp_phy_init_tbl sdx55_qmp_pcie_ep_serdes_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_BG_TIMER, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYS_CLK_CTRL, 0x07),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE1, 0x0a),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x19),
@@ -1133,8 +1148,6 @@ static const struct qmp_phy_init_tbl sdx55_qmp_pcie_serdes_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x03),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE1, 0x03),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x00),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x46),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_CFG, 0x04),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x7f),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x02),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE1, 0xff),
@@ -1146,21 +1159,11 @@ static const struct qmp_phy_init_tbl sdx55_qmp_pcie_serdes_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE0, 0x01),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN0_MODE1, 0xfb),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE1, 0x01),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x02),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x12),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_HS_SWITCH_SEL, 0x00),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE0, 0x05),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE1, 0x04),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_CONFIG, 0x04),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MISC1, 0x88),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MISC2, 0x03),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_MODE, 0x17),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_DC_LEVEL_CTRL, 0x0b),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0x56),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x1d),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0x4b),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x1f),
- QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_HSCLK_SEL, 0x22),
};

static const struct qmp_phy_init_tbl sdx55_qmp_pcie_tx_tbl[] = {
@@ -1212,6 +1215,9 @@ static const struct qmp_phy_init_tbl sdx55_qmp_pcie_pcs_misc_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_PCIE_G4_RXEQEVAL_TIME, 0x13),
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_PCIE_G4_EQ_CONFIG2, 0x01),
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_PCIE_G4_EQ_CONFIG5, 0x02),
+};
+
+static const struct qmp_phy_init_tbl sdx55_qmp_pcie_ep_pcs_misc_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_LANE1_INSIG_SW_CTRL2, 0x00),
QMP_PHY_INIT_CFG(QPHY_V4_20_PCS_LANE1_INSIG_MX_CTRL2, 0x00),
};
@@ -2003,6 +2009,14 @@ static const struct qmp_phy_cfg sdx55_qmp_pciephy_cfg = {
.pcs_misc = sdx55_qmp_pcie_pcs_misc_tbl,
.pcs_misc_num = ARRAY_SIZE(sdx55_qmp_pcie_pcs_misc_tbl),
},
+
+ .tbls_ep = &(const struct qmp_phy_cfg_tbls) {
+ .serdes = sdx55_qmp_pcie_ep_serdes_tbl,
+ .serdes_num = ARRAY_SIZE(sdx55_qmp_pcie_ep_serdes_tbl),
+ .pcs_misc = sdx55_qmp_pcie_ep_pcs_misc_tbl,
+ .pcs_misc_num = ARRAY_SIZE(sdx55_qmp_pcie_ep_pcs_misc_tbl),
+ },
+
.clk_list = sdm845_pciephy_clk_l,
.num_clks = ARRAY_SIZE(sdm845_pciephy_clk_l),
.reset_list = sdm845_pciephy_reset_l,
--
2.25.1