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Message-Id: <20241019-sar2130p-phys-v1-6-bf06fcea2421@linaro.org>
Date: Sat, 19 Oct 2024 18:44:55 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Vinod Koul <vkoul@...nel.org>,
Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 6/6] phy: qualcomm: qmp-pcie: add support for SAR2130P
Add PCIe QMP PHY configuration for the Qualcomm SAR2130P platform.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 141 +++++++++++++++++++++++++++++++
1 file changed, 141 insertions(+)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index 1ca1f21b1cc225f435da9c775c97dfa142117f95..c2ba411c6c90fbbc1b3e96b02e8e63c565f254f9 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -2725,6 +2725,101 @@ static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl[] =
QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_INSIG_SW_CTRL7, 0x00),
};
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_rc_serdes_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_EN_CENTER, 0x01),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER1, 0x31),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER2, 0x01),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE0, 0xff),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE0, 0x06),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE1, 0x4c),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE1, 0x06),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_ENABLE1, 0x90),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYS_CLK_CTRL, 0x82),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE1, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE1, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x36),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE1, 0x36),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0x08),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_BG_TIMER, 0x0e),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x42),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x08),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x1a),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE1, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE1, 0x34),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x82),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE1, 0x68),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE0, 0xab),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE0, 0xea),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE0, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE1, 0xab),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE1, 0xaa),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE1, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_SELECT, 0x34),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x01),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORECLK_DIV_MODE1, 0x04),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_ADDITIONAL_MISC_3, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORE_CLK_EN, 0xa0),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_pcs_lane1_tbl[] = {
+ QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_LANE1_INSIG_SW_CTRL2, 0x01),
+ QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_LANE1_INSIG_MX_CTRL2, 0x01),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_rc_tx_tbl[] = {
+ QMP_PHY_INIT_CFG_LANE(QSERDES_V6_TX_BIST_MODE_LANENO, 0x00, 2),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_rc_pcs_tbl[] = {
+ QMP_PHY_INIT_CFG(QPHY_V6_PCS_G12S1_TXDEEMPH_M6DB, 0x17),
+ QMP_PHY_INIT_CFG(QPHY_V6_PCS_G3S2_PRE_GAIN, 0x2e),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_ep_serdes_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_BG_TIMER, 0x06),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYS_CLK_CTRL, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x28),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE1, 0x28),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x0d),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE1, 0x0d),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE1, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x42),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0xff),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x04),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE1, 0xff),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE1, 0x09),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x19),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE1, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_INTEGLOOP_GAIN0_MODE0, 0xfb),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_INTEGLOOP_GAIN1_MODE0, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_INTEGLOOP_GAIN0_MODE1, 0xfb),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_INTEGLOOP_GAIN1_MODE1, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x01),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORECLK_DIV_MODE1, 0x04),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_MODE, 0x14),
+ QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORE_CLK_EN, 0xa0),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_ep_pcs_tbl[] = {
+ QMP_PHY_INIT_CFG(QPHY_V6_PCS_G12S1_TXDEEMPH_M6DB, 0x17),
+};
+
+static const struct qmp_phy_init_tbl sar2130p_qmp_gen3x2_pcie_ep_pcs_misc_tbl[] = {
+ QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_EQ_CONFIG1, 0x1e),
+ QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_POWER_STATE_CONFIG2, 0x14),
+ QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_POWER_STATE_CONFIG4, 0x07),
+};
+
struct qmp_pcie_offsets {
u16 serdes;
u16 pcs;
@@ -3290,6 +3385,49 @@ static const struct qmp_phy_cfg msm8998_pciephy_cfg = {
.skip_start_delay = true,
};
+static const struct qmp_phy_cfg sar2130p_qmp_gen3x2_pciephy_cfg = {
+ .lanes = 2,
+
+ .offsets = &qmp_pcie_offsets_v5,
+
+ .tbls = {
+ .tx = sm8550_qmp_gen3x2_pcie_tx_tbl,
+ .tx_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_tx_tbl),
+ .rx = sm8550_qmp_gen3x2_pcie_rx_tbl,
+ .rx_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_rx_tbl),
+ .pcs = sm8550_qmp_gen3x2_pcie_pcs_tbl,
+ .pcs_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_pcs_tbl),
+ .pcs_lane1 = sar2130p_qmp_gen3x2_pcie_pcs_lane1_tbl,
+ .pcs_lane1_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_pcs_lane1_tbl),
+ },
+ .tbls_rc = &(const struct qmp_phy_cfg_tbls) {
+ .serdes = sar2130p_qmp_gen3x2_pcie_rc_serdes_tbl,
+ .serdes_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_rc_serdes_tbl),
+ .tx = sar2130p_qmp_gen3x2_pcie_rc_tx_tbl,
+ .tx_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_rc_tx_tbl),
+ .pcs = sar2130p_qmp_gen3x2_pcie_rc_pcs_tbl,
+ .pcs_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_rc_pcs_tbl),
+ .pcs_misc = sm8550_qmp_gen3x2_pcie_pcs_misc_tbl,
+ .pcs_misc_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_pcs_misc_tbl),
+ },
+ .tbls_ep = &(const struct qmp_phy_cfg_tbls) {
+ .serdes = sar2130p_qmp_gen3x2_pcie_ep_serdes_tbl,
+ .serdes_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_ep_serdes_tbl),
+ .pcs = sar2130p_qmp_gen3x2_pcie_ep_pcs_tbl,
+ .pcs_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_ep_pcs_tbl),
+ .pcs_misc = sar2130p_qmp_gen3x2_pcie_ep_pcs_misc_tbl,
+ .pcs_misc_num = ARRAY_SIZE(sar2130p_qmp_gen3x2_pcie_ep_pcs_misc_tbl),
+ },
+ .reset_list = sdm845_pciephy_reset_l,
+ .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l),
+ .vreg_list = qmp_phy_vreg_l,
+ .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
+ .regs = pciephy_v5_regs_layout,
+
+ .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL,
+ .phy_status = PHYSTATUS,
+};
+
static const struct qmp_phy_cfg sc8180x_pciephy_cfg = {
.lanes = 2,
@@ -4639,6 +4777,9 @@ static const struct of_device_id qmp_pcie_of_match_table[] = {
}, {
.compatible = "qcom,sa8775p-qmp-gen4x4-pcie-phy",
.data = &sa8775p_qmp_gen4x4_pciephy_cfg,
+ }, {
+ .compatible = "qcom,sar2130p-qmp-gen3x2-pcie-phy",
+ .data = &sar2130p_qmp_gen3x2_pciephy_cfg,
}, {
.compatible = "qcom,sc8180x-qmp-pcie-phy",
.data = &sc8180x_pciephy_cfg,
--
2.39.5
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