[v6,4/4] phy: qcom-qmp: Add QMP V3 USB3 PHY support for SC7180

Commit Message

Sandeep Maheswaram April 28, 2020, 2:06 p.m. UTC

Adding QMP v3 USB3 PHY support for SC7180.
Adding only usb phy reset in the list to avoid
reset of DP block.

Signed-off-by: Sandeep Maheswaram <[e-mail]>
Reviewed-by: Matthias Kaehlcke <[e-mail]>
Reviewed-by: Stephen Boyd <[e-mail]>
---
 drivers/phy/qualcomm/phy-qcom-qmp.c | 38 +++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

Patch

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c
index c190406..d9d3e2f 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.c
@@ -1458,6 +1458,10 @@  static const char * const msm8996_usb3phy_reset_l[] = {
 	"phy", "common",
 };
 
+static const char * const sc7180_usb3phy_reset_l[] = {
+	"phy",
+};
+
 static const char * const sdm845_pciephy_reset_l[] = {
 	"phy",
 };
@@ -1671,6 +1675,37 @@  static const struct qmp_phy_cfg qmp_v3_usb3phy_cfg = {
 	.is_dual_lane_phy	= true,
 };
 
+static const struct qmp_phy_cfg sc7180_usb3phy_cfg = {
+	.type			= PHY_TYPE_USB3,
+	.nlanes			= 1,
+
+	.serdes_tbl		= qmp_v3_usb3_serdes_tbl,
+	.serdes_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_serdes_tbl),
+	.tx_tbl			= qmp_v3_usb3_tx_tbl,
+	.tx_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_tx_tbl),
+	.rx_tbl			= qmp_v3_usb3_rx_tbl,
+	.rx_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_rx_tbl),
+	.pcs_tbl		= qmp_v3_usb3_pcs_tbl,
+	.pcs_tbl_num		= ARRAY_SIZE(qmp_v3_usb3_pcs_tbl),
+	.clk_list		= qmp_v3_phy_clk_l,
+	.num_clks		= ARRAY_SIZE(qmp_v3_phy_clk_l),
+	.reset_list		= sc7180_usb3phy_reset_l,
+	.num_resets		= ARRAY_SIZE(sc7180_usb3phy_reset_l),
+	.vreg_list		= qmp_phy_vreg_l,
+	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
+	.regs			= qmp_v3_usb3phy_regs_layout,
+
+	.start_ctrl		= SERDES_START | PCS_START,
+	.pwrdn_ctrl		= SW_PWRDN,
+
+	.has_pwrdn_delay	= true,
+	.pwrdn_delay_min	= POWER_DOWN_DELAY_US_MIN,
+	.pwrdn_delay_max	= POWER_DOWN_DELAY_US_MAX,
+
+	.has_phy_dp_com_ctrl	= true,
+	.is_dual_lane_phy	= true,
+};
+
 static const struct qmp_phy_cfg qmp_v3_usb3_uniphy_cfg = {
 	.type			= PHY_TYPE_USB3,
 	.nlanes			= 1,
@@ -2516,6 +2551,9 @@  static const struct of_device_id qcom_qmp_phy_of_match_table[] = {
 		.compatible = "qcom,ipq8074-qmp-pcie-phy",
 		.data = &ipq8074_pciephy_cfg,
 	}, {
+		.compatible = "qcom,sc7180-qmp-usb3-phy",
+		.data = &sc7180_usb3phy_cfg,
+	}, {
 		.compatible = "qcom,sdm845-qhp-pcie-phy",
 		.data = &sdm845_qhp_pciephy_cfg,
 	}, {