[PATCH 2/4] phy: qcom: qmp-usbc: enable SDM630 support

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Mon Jan 15 17:10:56 PST 2024


Provide PHY configuration for the USB QMP PHY for the SDM630 / SDM660
platforms.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/phy/qualcomm/phy-qcom-qmp-usbc.c | 40 ++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c b/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c
index 3a4b4849db0f..02babec76881 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c
@@ -293,6 +293,27 @@ static const struct qmp_phy_init_tbl qcm2290_usb3_rx_tbl[] = {
 	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_MODE_00, 0x00),
 };
 
+/* the only difference is QSERDES_V3_RX_UCDR_PI_CONTROLS */
+static const struct qmp_phy_init_tbl sdm660_usb3_rx_tbl[] = {
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_PI_CONTROLS, 0x00),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FASTLOCK_COUNT_LOW, 0x00),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x00),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_FO_GAIN, 0x0a),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_SO_GAIN, 0x06),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x75),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL2, 0x02),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4e),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQU_ADAPTOR_CNTRL4, 0x18),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_VGA_CAL_CNTRL2, 0x0a),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_CNTRL, 0x03),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_DEGLITCH_CNTRL, 0x16),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_SIGDET_ENABLES, 0x00),
+	QMP_PHY_INIT_CFG(QSERDES_V3_RX_RX_MODE_00, 0x00),
+};
+
 static const struct qmp_phy_init_tbl qcm2290_usb3_pcs_tbl[] = {
 	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXMGN_V0, 0x9f),
 	QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V0, 0x17),
@@ -474,6 +495,22 @@ static const struct qmp_phy_cfg qcm2290_usb3phy_cfg = {
 	.regs			= qmp_v3_usb3phy_regs_layout_qcm2290,
 };
 
+static const struct qmp_phy_cfg sdm660_usb3phy_cfg = {
+	.offsets		= &qmp_usbc_offsets_v3_qcm2290,
+
+	.serdes_tbl		= qcm2290_usb3_serdes_tbl,
+	.serdes_tbl_num		= ARRAY_SIZE(qcm2290_usb3_serdes_tbl),
+	.tx_tbl			= qcm2290_usb3_tx_tbl,
+	.tx_tbl_num		= ARRAY_SIZE(qcm2290_usb3_tx_tbl),
+	.rx_tbl			= sdm660_usb3_rx_tbl,
+	.rx_tbl_num		= ARRAY_SIZE(sdm660_usb3_rx_tbl),
+	.pcs_tbl		= qcm2290_usb3_pcs_tbl,
+	.pcs_tbl_num		= ARRAY_SIZE(qcm2290_usb3_pcs_tbl),
+	.vreg_list		= qmp_phy_vreg_l,
+	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
+	.regs			= qmp_v3_usb3phy_regs_layout_qcm2290,
+};
+
 static void qmp_usbc_configure_lane(void __iomem *base,
 					const struct qmp_phy_init_tbl tbl[],
 					int num,
@@ -1171,6 +1208,9 @@ static const struct of_device_id qmp_usbc_of_match_table[] = {
 	}, {
 		.compatible = "qcom,qcm2290-qmp-usb3-phy",
 		.data = &qcm2290_usb3phy_cfg,
+	}, {
+		.compatible = "qcom,sdm660-qmp-usb3-phy",
+		.data = &sdm660_usb3phy_cfg,
 	}, {
 		.compatible = "qcom,sm6115-qmp-usb3-phy",
 		.data = &qcm2290_usb3phy_cfg,

-- 
2.39.2




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