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charset="utf-8" From: Krishna Kurapati Update dt-bindings to add Shikra to QUSB2 Phy list. Shikra SoC has two High Speed QUSB2 Phys. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Krishna Kurapati Signed-off-by: Pratham Pratap --- Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml b/Do= cumentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml index 39851ba9de43..ddbddeec6fb1 100644 --- a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml @@ -28,6 +28,7 @@ properties: - qcom,qcm2290-qusb2-phy - qcom,qcs615-qusb2-phy - qcom,sdm660-qusb2-phy + - qcom,shikra-qusb2-phy - qcom,sm4250-qusb2-phy - qcom,sm6115-qusb2-phy - items: --=20 2.34.1 From nobody Mon Jun 8 20:42:41 2026 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3515E3C0A1C for ; Tue, 26 May 2026 18:44:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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charset="utf-8" From: Krishna Kurapati Declare the USB QMP Phy present on Shikra SoC. On this SoC, although there are DP registers, the required internal pins have been removed and hence DP wouldn't be operational. Shikra needs 3 resets (dp/ phy/ phy_phy) to be asserted and de-asserted as per hardware recommendation. Extend the bindings to accommodate the additional reset. Use QCS615 as a fallback since the software interface is compatible with Shikra. Signed-off-by: Krishna Kurapati Signed-off-by: Pratham Pratap --- .../bindings/phy/qcom,qcs615-qmp-usb3dp-phy.yaml | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/phy/qcom,qcs615-qmp-usb3dp-p= hy.yaml b/Documentation/devicetree/bindings/phy/qcom,qcs615-qmp-usb3dp-phy.= yaml index efb465c71c1b..65ae4c6e09db 100644 --- a/Documentation/devicetree/bindings/phy/qcom,qcs615-qmp-usb3dp-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,qcs615-qmp-usb3dp-phy.yaml @@ -16,8 +16,12 @@ description: =20 properties: compatible: - enum: - - qcom,qcs615-qmp-usb3-dp-phy + oneOf: + - items: + - enum: + - qcom,shikra-qmp-usb3-dp-phy + - const: qcom,qcs615-qmp-usb3-dp-phy + - const: qcom,qcs615-qmp-usb3-dp-phy =20 reg: maxItems: 1 @@ -33,12 +37,15 @@ properties: - const: pipe =20 resets: - maxItems: 2 + minItems: 2 + maxItems: 3 =20 reset-names: + minItems: 2 items: - const: phy_phy - const: dp_phy + - const: phy =20 vdda-phy-supply: true =20 --=20 2.34.1 From nobody Mon Jun 8 20:42:41 2026 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1B73421F12 for ; 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charset="utf-8" From: Krishna Kurapati Add init sequence and phy configuration for Shikra. Signed-off-by: Krishna Kurapati Signed-off-by: Pratham Pratap --- drivers/phy/qualcomm/phy-qcom-qusb2.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/p= hy-qcom-qusb2.c index eb93015be841..ab7437e7b751 100644 --- a/drivers/phy/qualcomm/phy-qcom-qusb2.c +++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c @@ -381,6 +381,19 @@ static const struct qusb2_phy_cfg sdm660_phy_cfg =3D { .autoresume_en =3D BIT(3), }; =20 +static const struct qusb2_phy_cfg shikra_phy_cfg =3D { + .tbl =3D qcs615_init_tbl, + .tbl_num =3D ARRAY_SIZE(qcs615_init_tbl), + .regs =3D ipq6018_regs_layout, + + .has_pll_test =3D true, + .se_clk_scheme_default =3D true, + .disable_ctrl =3D CLAMP_N_EN | FREEZIO_N | POWER_DOWN, + .mask_core_ready =3D PLL_LOCKED, + .autoresume_en =3D BIT(3), + .update_tune1_with_efuse =3D false, +}; + static const struct qusb2_phy_cfg sm6115_phy_cfg =3D { .tbl =3D sm6115_init_tbl, .tbl_num =3D ARRAY_SIZE(sm6115_init_tbl), @@ -958,6 +971,9 @@ static const struct of_device_id qusb2_phy_of_match_tab= le[] =3D { }, { .compatible =3D "qcom,sdm660-qusb2-phy", .data =3D &sdm660_phy_cfg, + }, { + .compatible =3D "qcom,shikra-qusb2-phy", + .data =3D &shikra_phy_cfg, }, { .compatible =3D "qcom,sm4250-qusb2-phy", .data =3D &sm6115_phy_cfg, --=20 2.34.1 From nobody Mon Jun 8 20:42:41 2026 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 24AA24219EB for ; 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charset="utf-8" From: Krishna Kurapati Shikra uses three resets (dp/ phy/ phy_phy). Add the extra "phy" reset needed for operation of QMP Phy on Shikra. Signed-off-by: Krishna Kurapati Signed-off-by: Pratham Pratap --- drivers/phy/qualcomm/phy-qcom-qmp-usbc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c b/drivers/phy/qualcom= m/phy-qcom-qmp-usbc.c index c342479a3798..067e7f6e5642 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usbc.c @@ -513,7 +513,7 @@ static const char * const usb3phy_reset_l[] =3D { }; =20 static const char * const usb3dpphy_reset_l[] =3D { - "phy_phy", "dp_phy", + "phy_phy", "dp_phy", "phy", }; =20 static const struct regulator_bulk_data qmp_phy_msm8998_vreg_l[] =3D { --=20 2.34.1