linux-kernel - Re: [PATCH v3 1/5] dt-bindings: mfd: Add ENE KB930 Embedded Controller binding

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Message-ID: <20201008230032.a2mgd3yymxbbreqo@earth.universe>
Date:   Fri, 9 Oct 2020 01:00:32 +0200
From:   Sebastian Reichel <sre@...nel.org>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Pavel Machek <pavel@....cz>, Dan Murphy <dmurphy@...com>,
        Lubomir Rintel <lkundrak@...sk>, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-leds@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/5] dt-bindings: mfd: Add ENE KB930 Embedded
 Controller binding

Hi,

On Sun, Sep 06, 2020 at 10:50:59PM +0300, Dmitry Osipenko wrote:
> Add binding document for the ENE KB930 Embedded Controller.
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  .../devicetree/bindings/mfd/ene-kb930.yaml    | 66 +++++++++++++++++++
>  1 file changed, 66 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/ene-kb930.yaml
> 
> diff --git a/Documentation/devicetree/bindings/mfd/ene-kb930.yaml b/Documentation/devicetree/bindings/mfd/ene-kb930.yaml
> new file mode 100644
> index 000000000000..635c8966ca22
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/ene-kb930.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mfd/ene-kb930.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ENE KB930 Embedded Controller bindings
> +
> +description: |
> +  This binding describes the ENE KB930 Embedded Controller attached to an
> +  I2C bus.
> +
> +maintainers:
> +  - Dmitry Osipenko <digetx@...il.com>
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +        - acer,a500-iconia-ec # Acer A500 Iconia tablet device
> +      - enum:
> +        - ene,kb930
> +  reg:
> +    maxItems: 1
> +
> +  monitored-battery: true

^^^ this is not being used by your battery driver. Do you plan
to use it in the future or is it a copy&paste mistake? :)

-- Sebastian

> +  power-supplies: true
> +  system-power-controller: true
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    battery: battery-cell {
> +      compatible = "simple-battery";
> +      charge-full-design-microamp-hours = <3260000>;
> +      energy-full-design-microwatt-hours = <24000000>;
> +      operating-range-celsius = <0 40>;
> +    };
> +
> +    mains: ac-adapter {
> +      compatible = "gpio-charger";
> +      charger-type = "mains";
> +      gpios = <&gpio 125 0>;
> +    };
> +
> +    i2c {
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +
> +      embedded-controller@58 {
> +        compatible = "acer,a500-iconia-ec", "ene,kb930";
> +        reg = <0x58>;
> +
> +        system-power-controller;
> +
> +        monitored-battery = <&battery>;
> +        power-supplies = <&mains>;
> +      };
> +    };
> +
> +...
> -- 
> 2.27.0
> 

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