Re: [PATCH V2 3/4] arm64: dts: qcom: ipq5018: Add USB related nodes

[Dmitry Baryshkov]

On Wed, 30 Aug 2023 at 21:30, Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx> wrote:
>
> Add USB phy and controller nodes.
>
> Co-developed-by: Amandeep Singh <quic_amansing@xxxxxxxxxxx>
> Signed-off-by: Amandeep Singh <quic_amansing@xxxxxxxxxxx>
> Signed-off-by: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
> ---
> V2:
>         Fix ordering of the USB related nodes and use
>         generic node names.
> ---
>  arch/arm64/boot/dts/qcom/ipq5018.dtsi | 54 +++++++++++++++++++++++++++
>  1 file changed, 54 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> index 9f13d2dcdfd5..917e4a2d8e64 100644
> --- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> @@ -93,6 +93,19 @@
>                 #size-cells = <1>;
>                 ranges = <0 0 0 0xffffffff>;
>
> +               usbphy0: phy@5b000 {
> +                       compatible = "qcom,ipq5018-usb-hsphy";
> +                       reg = <0x0005b000 0x120>;
> +
> +                       clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>;
> +
> +                       resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
> +
> +                       #phy-cells = <0>;
> +
> +                       status = "disabled";
> +               };
> +
>                 tlmm: pinctrl@1000000 {
>                         compatible = "qcom,ipq5018-tlmm";
>                         reg = <0x01000000 0x300000>;
> @@ -155,6 +168,47 @@
>                         status = "disabled";
>                 };
>
> +               usb: usb@8af8800 {
> +                       compatible = "qcom,ipq5018-dwc3", "qcom,dwc3";
> +                       reg = <0x08af8800 0x400>;
> +
> +                       interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
> +                       interrupt-names = "hs_phy_irq";
> +
> +                       clocks = <&gcc GCC_USB0_MASTER_CLK>,
> +                                <&gcc GCC_SYS_NOC_USB0_AXI_CLK>,
> +                                <&gcc GCC_USB0_SLEEP_CLK>,
> +                                <&gcc GCC_USB0_MOCK_UTMI_CLK>;
> +                       clock-names = "core",
> +                                     "iface",
> +                                     "sleep",
> +                                     "mock_utmi";
> +
> +                       resets = <&gcc GCC_USB0_BCR>;
> +
> +                       qcom,select-utmi-as-pipe-clk;
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       ranges;
> +
> +                       status = "disabled";
> +
> +                       usb2_0_dwc: usb@8a00000 {

As we have seen from the next patchset, this host supports USB 3.0.
Can you please drop the 2_0 part of the label?

> +                               compatible = "snps,dwc3";
> +                               reg = <0x08a00000 0xe000>;
> +                               clocks = <&gcc GCC_USB0_MOCK_UTMI_CLK>;
> +                               clock-names = "ref";
> +                               interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
> +                               phy-names = "usb2-phy";
> +                               phys = <&usbphy0>;
> +                               tx-fifo-resize;
> +                               snps,is-utmi-l1-suspend;
> +                               snps,hird-threshold = /bits/ 8 <0x0>;
> +                               snps,dis_u2_susphy_quirk;
> +                               snps,dis_u3_susphy_quirk;
> +                       };
> +               };
> +
>                 intc: interrupt-controller@b000000 {
>                         compatible = "qcom,msm-qgic2";
>                         reg = <0x0b000000 0x1000>,  /* GICD */
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>


-- 
With best wishes
Dmitry