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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2023-03-08 13:54:22 +0530
committerVinod Koul <vkoul@kernel.org>2023-03-20 18:14:55 +0530
commit458aa82041ce3cd46ff5f9afd078f62a683daa28 (patch)
tree52365575cb9453ba329d71b10224334ec82e4a74 /drivers/phy
parent64e480aaaee50513c91b5974c7a276ce2080db5e (diff)
phy: qcom-qmp-pcie: Split out EP related init sequence for SDX55
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> Link: https://lore.kernel.org/r/20230308082424.140224-12-manivannan.sadhasivam@linaro.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy')
-rw-r--r--drivers/phy/qualcomm/phy-qcom-qmp-pcie.c42
1 files 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 5182aeac43ee..35328e998699 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -1130,10 +1130,25 @@ 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),
@@ -1141,8 +1156,6 @@ 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),
@@ -1154,21 +1167,11 @@ 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[] = {
@@ -1220,6 +1223,9 @@ 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),
};
@@ -2301,6 +2307,14 @@ 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,