[PATCH 3/3] dts: usb: add StarFive JH7110 USB dts configuration.

Emil Renner Berthing emil.renner.berthing at canonical.com
Mon Mar 6 10:32:26 PST 2023


On Mon, 6 Mar 2023 at 10:55, Minda Chen <minda.chen at starfivetech.com> wrote:
>
> USB phy dts configuration. Also includes Cadence USB
> subnode configuration.
>
> Signed-off-by: Minda Chen <minda.chen at starfivetech.com>
> ---
>  .../jh7110-starfive-visionfive-2.dtsi         |  6 +++
>  arch/riscv/boot/dts/starfive/jh7110.dtsi      | 39 +++++++++++++++++++
>  2 files changed, 45 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> index e8b8f4346fdd..2a9ed8b9ee25 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> @@ -244,3 +244,9 @@
>                 };
>         };
>  };
> +
> +&usb0 {
> +       starfive,usb2-only;
> +       dr_mode = "peripheral";
> +       status = "okay";
> +};
> diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> index be180f23963e..ee665cdc3510 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> @@ -628,5 +628,44 @@
>                         starfive,sysreg = <&sys_syscon 0x9c 0x1 0x3e>;
>                         status = "disabled";
>                 };
> +
> +               usb0: usbphy at 10200000 {

Please keep the nodes sorted by the address after @

> +                       compatible = "starfive,jh7110-usb";
> +                       reg = <0x0 0x10210000 0x0 0x1000>,
> +                             <0x0 0x10200000 0x0 0x1000>;
> +                       reg-names = "usb3", "usb2";
> +                       clocks = <&syscrg JH7110_SYSCLK_USB_125M>,
> +                                <&stgcrg JH7110_STGCLK_USB0_APP_125>,
> +                                <&stgcrg JH7110_STGCLK_USB0_LPM>,
> +                                <&stgcrg JH7110_STGCLK_USB0_STB>,
> +                                <&stgcrg JH7110_STGCLK_USB0_APB>,
> +                                <&stgcrg JH7110_STGCLK_USB0_AXI>,
> +                                <&stgcrg JH7110_STGCLK_USB0_UTMI_APB>;
> +                       clock-names = "usb_125m", "usb0_app_125", "usb0_lpm",
> +                               "usb0_stb", "usb0_apb", "usb0_axi", "usb0_utmi_apb";
> +                       resets = <&stgcrg JH7110_STGRST_USB0_PWRUP>,
> +                                <&stgcrg JH7110_STGRST_USB0_APB>,
> +                                <&stgcrg JH7110_STGRST_USB0_AXI>,
> +                                <&stgcrg JH7110_STGRST_USB0_UTMI_APB>;
> +                       starfive,stg-syscon = <&stg_syscon 0x4 0xc4 0x148 0x1f4>;
> +                       starfive,sys-syscon = <&sys_syscon 0x18>;
> +                       status = "disabled";
> +                       #address-cells = <2>;
> +                       #size-cells = <2>;
> +                       #interrupt-cells = <1>;
> +                       #phy-cells = <0>;
> +                       ranges;

Please add an empty line here.

> +                       usbdrd_cdns3: usb at 10100000 {
> +                               compatible = "cdns,usb3";
> +                               reg = <0x0 0x10100000 0x0 0x10000>,
> +                                     <0x0 0x10110000 0x0 0x10000>,
> +                                     <0x0 0x10120000 0x0 0x10000>;
> +                               reg-names = "otg", "xhci", "dev";
> +                               interrupts = <100>, <108>, <110>;
> +                               interrupt-names = "host", "peripheral", "otg";
> +                               phy-names = "cdns3,usb3-phy", "cnds3,usb2-phy";
> +                               maximum-speed = "super-speed";
> +                       };
> +               };
>         };
>  };
> --
> 2.17.1
>
>
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