[v2,4/6] phy: qcom-qmp: Add SA8775P USB3 UNI phy

Commit Message

Shazad Hussain April 28, 2023, 1:08 p.m. UTC

The SA8775P platform has 5nm USB3 UNI phy attached to the USB0 and USB1
controllers.

Add QMP PHY config, pcs entries and support for the new compatible for
SA8775P platform.

Signed-off-by: Shazad Hussain <[e-mail]>
Reviewed-by: Dmitry Baryshkov <[e-mail]>
---
 drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 45 +++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

Comments

Dmitry Baryshkov April 28, 2023, 7:51 p.m. UTC | #1

On Fri, 28 Apr 2023 at 16:09, Shazad Hussain <[e-mail]> wrote:
>
> The SA8775P platform has 5nm USB3 UNI phy attached to the USB0 and USB1
> controllers.
>
> Add QMP PHY config, pcs entries and support for the new compatible for
> SA8775P platform.
>
> Signed-off-by: Shazad Hussain <[e-mail]>
> Reviewed-by: Dmitry Baryshkov <[e-mail]>
> ---
>  drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 45 +++++++++++++++++++++++++
>  1 file changed, 45 insertions(+)

Reviewed-by: Dmitry Baryshkov <[e-mail]>

Patch

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
index a49711c5a63d..5c039bbbe036 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
@@ -1408,6 +1408,26 @@  static const struct qmp_phy_init_tbl sc8280xp_usb3_uniphy_pcs_tbl[] = {
 	QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x21),
 };
 
+static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_tbl[] = {
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG1, 0xc4),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG2, 0x89),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG3, 0x20),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG6, 0x13),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_RX_SIGDET_LVL, 0xaa),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCS_TX_RX_CONFIG, 0x0c),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_POWER_STATE_CONFIG1, 0x6f),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_CDR_RESET_TIME, 0x0a),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG1, 0x88),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG2, 0x13),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_EQ_CONFIG1, 0x4b),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_EQ_CONFIG5, 0x10),
+	QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x21),
+};
+
 struct qmp_usb_offsets {
 	u16 serdes;
 	u16 pcs;
@@ -1629,6 +1649,28 @@  static const struct qmp_phy_cfg qmp_v3_usb3phy_cfg = {
 	.has_phy_dp_com_ctrl	= true,
 };
 
+static const struct qmp_phy_cfg sa8775p_usb3_uniphy_cfg = {
+	.lanes			= 1,
+
+	.offsets		= &qmp_usb_offsets_v5,
+
+	.serdes_tbl		= sc8280xp_usb3_uniphy_serdes_tbl,
+	.serdes_tbl_num		= ARRAY_SIZE(sc8280xp_usb3_uniphy_serdes_tbl),
+	.tx_tbl			= sc8280xp_usb3_uniphy_tx_tbl,
+	.tx_tbl_num		= ARRAY_SIZE(sc8280xp_usb3_uniphy_tx_tbl),
+	.rx_tbl			= sc8280xp_usb3_uniphy_rx_tbl,
+	.rx_tbl_num		= ARRAY_SIZE(sc8280xp_usb3_uniphy_rx_tbl),
+	.pcs_tbl		= sa8775p_usb3_uniphy_pcs_tbl,
+	.pcs_tbl_num		= ARRAY_SIZE(sa8775p_usb3_uniphy_pcs_tbl),
+	.clk_list		= qmp_v4_phy_clk_l,
+	.num_clks		= ARRAY_SIZE(qmp_v4_phy_clk_l),
+	.reset_list		= qcm2290_usb3phy_reset_l,
+	.num_resets		= ARRAY_SIZE(qcm2290_usb3phy_reset_l),
+	.vreg_list		= qmp_phy_vreg_l,
+	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
+	.regs			= qmp_v5_usb3phy_regs_layout,
+};
+
 static const struct qmp_phy_cfg sc7180_usb3phy_cfg = {
 	.lanes			= 2,
 
@@ -2597,6 +2639,9 @@  static const struct of_device_id qmp_usb_of_match_table[] = {
 	}, {
 		.compatible = "qcom,qcm2290-qmp-usb3-phy",
 		.data = &qcm2290_usb3phy_cfg,
+	}, {
+		.compatible = "qcom,sa8775p-qmp-usb3-uni-phy",
+		.data = &sa8775p_usb3_uniphy_cfg,
 	}, {
 		.compatible = "qcom,sc7180-qmp-usb3-phy",
 		.data = &sc7180_usb3phy_cfg,