linux-kernel - Re: [PATCH] mfd: arizona: Add DT options for max_channels

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Date:   Tue, 30 Aug 2016 14:54:38 -0500
From:   Rob Herring <robh@...nel.org>
To:     Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
Cc:     lee.jones@...aro.org, patches@...nsource.wolfsonmicro.com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: arizona: Add DT options for max_channels_clocked
 and PDM speaker config

On Thu, Aug 25, 2016 at 10:44:08AM +0100, Richard Fitzgerald wrote:
> This patch adds DT settings for the max_channels_clocked, spk_fmt and
> spk_mute pdata.
> 
> Signed-off-by: Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
> ---
>  Documentation/devicetree/bindings/mfd/arizona.txt | 11 ++++++++
>  drivers/mfd/arizona-core.c                        | 31 +++++++++++++++++++++++
>  2 files changed, 42 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> index a6e2ea41..6eaf006 100644
> --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> @@ -85,6 +85,17 @@ Optional properties:
>      present, the number of values should be less than or equal to the
>      number of inputs, unspecified inputs will use the chip default.
>  
> +  - wlf,max-channels-clocked : The maximum number of channels to be clocked on
> +    each AIF, useful for I2S systems with multiple data lines being mastered.
> +    Specify one cell for each AIF, specify zero for AIFs that should be handled
> +    normally.
> +
> +  - wlf,spk_fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).

Use '-' rather than '_' in property names.

> +    See the datasheet for values.
> +
> +  - wlf,spk_mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
> +    See the datasheet for values.

ditto

With that,

Acked-by: Rob Herring <robh@...nel.org>