linux-kernel - Re: [PATCH v4 2/2] arm64: dts: qcom: sm6115: Add USB SS qmp phy node

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Message-ID: <CAA8EJppTRT+fDp4b6unzn60uJ1CivAEGcxzyVZ5+FE1E073Qzw@mail.gmail.com>
Date:   Sat, 1 Apr 2023 20:13:30 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Bhupesh Sharma <bhupesh.sharma@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        linux-kernel@...r.kernel.org, bhupesh.linux@...il.com,
        robh+dt@...nel.org, krzysztof.kozlowski@...aro.org
Subject: Re: [PATCH v4 2/2] arm64: dts: qcom: sm6115: Add USB SS qmp phy node

On Sat, 1 Apr 2023 at 18:49, Bhupesh Sharma <bhupesh.sharma@...aro.org> wrote:
>
> Add USB superspeed qmp phy node to dtsi.
>
> Make sure that the various board dts files (which include sm4250.dtsi file)
> continue to work as intended.
>
> Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
> ---
>  .../boot/dts/qcom/sm4250-oneplus-billie2.dts  |  3 ++
>  arch/arm64/boot/dts/qcom/sm6115.dtsi          | 36 +++++++++++++++++--
>  .../boot/dts/qcom/sm6115p-lenovo-j606f.dts    |  3 ++
>  3 files changed, 40 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dts b/arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dts
> index a1f0622db5a0..75951fd439df 100644
> --- a/arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dts
> +++ b/arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dts
> @@ -242,6 +242,9 @@ &usb {
>  &usb_dwc3 {
>         maximum-speed = "high-speed";
>         dr_mode = "peripheral";
> +
> +       phys = <&usb_hsphy>;
> +       phy-names = "usb2-phy";
>  };
>
>  &usb_hsphy {
> diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
> index 2a51c938bbcb..b2fa565e4816 100644
> --- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
> @@ -650,6 +650,38 @@ usb_hsphy: phy@...3000 {
>                         status = "disabled";
>                 };
>
> +               usb_qmpphy: phy@...5000 {
> +                       compatible = "qcom,sm6115-qmp-usb3-phy";
> +                       reg = <0x0 0x01615000 0x0 0x200>;
> +                       clocks = <&gcc GCC_AHB2PHY_USB_CLK>,
> +                                <&gcc GCC_USB3_PRIM_CLKREF_CLK>,
> +                                <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>;
> +                       clock-names = "cfg_ahb",
> +                                     "ref",
> +                                     "com_aux";
> +                       resets = <&gcc GCC_USB3PHY_PHY_PRIM_SP0_BCR>,
> +                                <&gcc GCC_USB3_PHY_PRIM_SP0_BCR>;
> +                       reset-names = "phy_phy", "phy";
> +                       status = "disabled";
> +                       #address-cells = <2>;
> +                       #size-cells = <2>;
> +                       ranges;
> +
> +                       usb_ssphy: phy@...5200 {

Please update this to newer style bindings (see
qcom,sc8280xp-qmp-usb3-uni-phy.yaml).

> +                               reg = <0x0 0x01615200 0x0 0x200>,
> +                                     <0x0 0x01615400 0x0 0x200>,
> +                                     <0x0 0x01615c00 0x0 0x400>,
> +                                     <0x0 0x01615600 0x0 0x200>,
> +                                     <0x0 0x01615800 0x0 0x200>,
> +                                     <0x0 0x01615a00 0x0 0x100>;
> +                               #clock-cells = <0>;
> +                               #phy-cells = <0>;
> +                               clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
> +                               clock-names = "pipe0";
> +                               clock-output-names = "usb3_phy_pipe_clk_src";
> +                       };
> +               };
> +
>                 qfprom@...0000 {
>                         compatible = "qcom,sm6115-qfprom", "qcom,qfprom";
>                         reg = <0x0 0x01b40000 0x0 0x7000>;
> @@ -1100,8 +1132,8 @@ usb_dwc3: usb@...0000 {
>                                 compatible = "snps,dwc3";
>                                 reg = <0x0 0x04e00000 0x0 0xcd00>;
>                                 interrupts = <GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH>;
> -                               phys = <&usb_hsphy>;
> -                               phy-names = "usb2-phy";
> +                               phys = <&usb_hsphy>, <&usb_ssphy>;
> +                               phy-names = "usb2-phy", "usb3-phy";
>                                 iommus = <&apps_smmu 0x120 0x0>;
>                                 snps,dis_u2_susphy_quirk;
>                                 snps,dis_enblslpm_quirk;
> diff --git a/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts b/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
> index 10c9d338446c..d60cc024749b 100644
> --- a/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
> @@ -280,6 +280,9 @@ &usb {
>  &usb_dwc3 {
>         maximum-speed = "high-speed";
>         dr_mode = "peripheral";
> +
> +       phys = <&usb_hsphy>;
> +       phy-names = "usb2-phy";
>  };
>
>  &usb_hsphy {
> --
> 2.38.1
>


-- 
With best wishes
Dmitry