linux-kernel - Re: [PATCH v1 1/2] dt-bindings: phy: intel-sdxc-phy: Add YAML schema for LGM SDXC PHY

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Date:   Tue, 27 Aug 2019 07:39:32 -0500
From:   Rob Herring <robh@...nel.org>
To:     "Ramuthevar,Vadivel MuruganX" 
        <vadivel.muruganx.ramuthevar@...ux.intel.com>
Cc:     Kishon Vijay Abraham I <kishon@...com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        devicetree@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...el.com>,
        cheol.yong.kim@...el.com, qi-ming.wu@...el.com,
        peter.harliman.liem@...el.com
Subject: Re: [PATCH v1 1/2] dt-bindings: phy: intel-sdxc-phy: Add YAML schema
 for LGM SDXC PHY

On Tue, Aug 27, 2019 at 3:27 AM Ramuthevar,Vadivel MuruganX
<vadivel.muruganx.ramuthevar@...ux.intel.com> wrote:
>
> From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@...ux.intel.com>
>
> Add a YAML schema to use the host controller driver with the
> SDXC PHY on Intel's Lightning Mountain SoC.
>
> Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@...ux.intel.com>
> ---
>  .../bindings/phy/intel,lgm-sdxc-phy.yaml           | 50 ++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/intel,lgm-sdxc-phy.yaml
>
> diff --git a/Documentation/devicetree/bindings/phy/intel,lgm-sdxc-phy.yaml b/Documentation/devicetree/bindings/phy/intel,lgm-sdxc-phy.yaml
> new file mode 100644
> index 000000000000..be05020880bf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/intel,lgm-sdxc-phy.yaml
> @@ -0,0 +1,50 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/intel,lgm-sdxc-phy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Intel Lightning Mountain(LGM) SDXC PHY Device Tree Bindings
> +
> +maintainers:
> +  - Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@...ux.intel.com>
> +
> +description: Binding for SDXC PHY
> +
> +properties:
> +  compatible:
> +    const: intel,lgm-sdxc-phy
> +
> +  intel,syscon:
> +    description: phandle to the sdxc through syscon
> +    $ref: '/schemas/types.yaml#/definitions/phandle'
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    maxItems: 1
> +
> +  "#phy-cells":
> +    const: 0
> +
> +required:
> +  - "#phy-cells"
> +  - compatible
> +  - intel,syscon
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    sdxc_phy: sdxc_phy {
> +        compatible = "intel,lgm-sdxc-phy";
> +        intel,syscon = <&sysconf>;

Rather than a phandle, can this be a child node of sysconf? You need a
binding for sysconf first anyways.

> +        clocks = <&sdxc>;
> +        clock-names = "sdxcclk";
> +        #phy-cells = <0>;
> +    };
> +
> +...
> --
> 2.11.0
>