linux-kernel - Re: [PATCH 1/2] regulator: Document binding for regulator suspend voltage

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Date:	Sat, 01 Nov 2014 09:45:46 +0100
From:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>
To:	Doug Anderson <dianders@...omium.org>,
	Mark Brown <broonie@...nel.org>
CC:	Heiko Stuebner <heiko@...ech.de>, Chris Zhong <zyw@...k-chips.com>,
	Andrew Bresticker <abrestic@...omium.org>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	carlos@...rcia.org, rdunlap@...radead.org, jkosina@...e.cz,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] regulator: Document binding for regulator suspend
 voltage

Hello Doug,

On 11/01/2014 04:52 AM, Doug Anderson wrote:
> This patch builds upon (291d761 regulator: Document binding for
> regulator suspend state for PM state) to allow setting the uV in
> addition to the state at suspend time.
> 
> Signed-off-by: Doug Anderson <dianders@...omium.org>
> ---
>  Documentation/devicetree/bindings/regulator/regulator.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt
> index aaad615..4e7ed76 100644
> --- a/Documentation/devicetree/bindings/regulator/regulator.txt
> +++ b/Documentation/devicetree/bindings/regulator/regulator.txt
> @@ -28,6 +28,8 @@ Optional properties:
>  - regulator-state-[mem/disk] node has following common properties:
>  	- regulator-on-in-suspend: regulator should be on in suspend state.
>  	- regulator-off-in-suspend: regulator should be off in suspend state.
> +	- regulator-suspend-microvolt: regulator should be set to this voltage
> +	  in suspend.

The patch looks good to me:

Reviewed-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>

On thing I wonder is if the binding should say that the suspend voltage is
independent of the runtime one and it may be outside of the runtime range?

Best regards,
Javier
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