[PATCH v4 1/6] dt-bindings: phy: Add Amlogic A1 USB2 PHY Bindings

Neil Armstrong narmstrong at baylibre.com
Thu Jan 9 01:21:39 PST 2020


On 09/01/2020 03:30, Hanjie Lin wrote:
> Add the Amlogic A1 Family USB2 PHY Bindings
> 
> It supports Host mode only.
> 
> Signed-off-by: Hanjie Lin <hanjie.lin at amlogic.com>
> Signed-off-by: Yue Wang <yue.wang at amlogic.com>
> ---
>  .../bindings/phy/amlogic,meson-a1-usb2-phy.yaml    | 56 ++++++++++++++++++++++
>  1 file changed, 56 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml
> new file mode 100644
> index 00000000..dd2e3a6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright 2019 Amlogic, Inc
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/phy/amlogic,meson-a1-usb2-phy.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Amlogic A1 USB2 PHY
> +
> +maintainers:
> +  - Yue Wang <yue.wang at amlogic.com>
> +
> +properties:
> +  compatible:
> +    const: amlogic,meson-a1-usb2-phy
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: xtal_usb_phy
> +
> +  resets:
> +    maxItems: 1

Please use reset-names like the g12a bindings.

Neil

> +
> +  "#phy-cells":
> +    const: 0
> +
> +  power-domains:
> +     maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - resets
> +  - "#phy-cells"
> +  - power-domains
> +
> +examples:
> +  - |
> +    usb2_phy1: phy at 40000 {
> +      status = "okay";
> +      compatible = "amlogic,a1-usb2-phy";
> +      clocks = <&clkc_periphs 2>;
> +      clock-names = "xtal_usb_phy";
> +      reg = <0x0 0x40000 0x0 0x2000>;
> +      resets = <&reset RESET_USBPHY>;
> +      #phy-cells = <0>;
> +      power-domains = <&pwrc PWRC_USB_ID>;
> +    };
> 




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