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Date:   Tue, 14 Apr 2020 08:50:47 -0500
From:   Rob Herring <robh@kernel.org>
To:     Al Cooper <alcooperx@gmail.com>
Cc:     linux-kernel@vger.kernel.org,
        Alan Stern <stern@rowland.harvard.edu>,
        bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jonathan =?iso-8859-1?Q?Neusch=E4fer?= <j.neuschaefer@gmx.net>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        linux-usb@vger.kernel.org, Mathias Nyman <mathias.nyman@intel.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: Re: [PATCH v3 1/4] dt-bindings: Add Broadcom STB USB support
Message-ID: <20200414135047.GA8093@bogus>
References: <20200408181406.40389-1-alcooperx@gmail.com>
 <20200408181406.40389-2-alcooperx@gmail.com>
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On Wed, Apr 08, 2020 at 02:14:03PM -0400, Al Cooper wrote:
> Add DT bindings for Broadcom STB USB EHCI and XHCI drivers.
> 
> NOTE: The OHCI driver is not included because it uses the generic
>       platform driver.
> 
> Signed-off-by: Al Cooper <alcooperx@gmail.com>
> ---
>  .../bindings/usb/brcm,bcm7445-ehci.yaml       | 60 +++++++++++++++++++
>  .../devicetree/bindings/usb/usb-xhci.txt      |  1 +
>  2 files changed, 61 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml b/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
> new file mode 100644
> index 000000000000..d41710574b5e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: GPL-2.0

Dual license new bindings please:

(GPL-2.0-only OR BSD-2-Clause)

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/brcm,bcm7445-ehci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom STB USB EHCI Controller Device Tree Bindings
> +
> +allOf:
> +  - $ref: "usb-hcd.yaml"
> +
> +maintainers:
> +  - Al Cooper <alcooperx@gmail.com>
> +
> +properties:
> +  compatible:
> +    contains:
> +      const: brcm,bcm7445-ehci
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +    description: Clock specifier for the EHCI clock
> +
> +  clock-names:
> +    const: sw_usb
> +
> +  phys:
> +    description: PHY specifier for the USB PHY

maxItems: 1

And you can drop the description.

> +
> +  phy-names:
> +    const: usbphy
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - phys
> +  - clocks
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    usb@f0b00300 {
> +        compatible = "brcm,bcm7445-ehci";
> +        reg = <0xf0b00300 0xa8>;
> +        interrupts = <0x0 0x5a 0x0>;
> +        phys = <&usbphy_0 0x0>;
> +        phy-names = "usbphy";
> +        clocks = <&usb20>;
> +        clock-names = "sw_usb";
> +    };
> +
> +...
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> index 3f378951d624..aafc316b5a8e 100644
> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -23,6 +23,7 @@ Required properties:
>        device
>      - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 or RZ/G2 compatible
>        device
> +    - "brcm,bcm7445-xhci" for Broadcom STB SoCs with XHCI
>      - "xhci-platform" (deprecated)
>  
>      When compatible with the generic version, nodes must list the
> -- 
> 2.17.1
>