Re: [alsa-devel] [PATCH v3 2/2] mfd: arizona: Update DT binding to support INn_MODE init_data
From: Charles Keepax
Date: Mon Aug 18 2014 - 10:29:51 EST
On Mon, Aug 18, 2014 at 08:00:09PM +0900, Inha Song wrote:
> This patch update DT binding to support INn_MODE init_data. Each
> input signal path can be configurated either as a Analogue or
> Digital using the INn_MODE registers.
>
> Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/mfd/arizona.txt | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> index 5c7e723..0064b21 100644
> --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> @@ -42,6 +42,14 @@ Optional properties:
> the chip default will be used. If present exactly five values must
> be specified.
>
> + - wlf,inmode : A list of INn_MODE register values, where n is the number
> + of input signals. Each input signal path can be configurated either as a
> + Analogue or Digital using the INn_MODE registers. If absent, INn_MODE
I would replace the second sentence here with something like
"Valid values are 0 (Differential), 1 (Single-ended) and 2 (Digital
Microphone)."
Thanks,
Charles
> + registers set to 0 by default. If present, values must be specified less
> + than or equal to the number of input singals. If values less than the
> + number of input signals, elements that has not been specifed are set to 0
> + by default.
> +
> - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
> they are being externally supplied. As covered in
> Documentation/devicetree/bindings/regulator/regulator.txt
> --
> 2.0.0.390.gcb682f8
>
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