linux-kernel - RE: [PATCH V2 1/2] bindings: media: gpio-ir-receiver: add linux,autosuspend-period property

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Message-ID: <DB8PR04MB6795CC982432677E8DB40959E63A0@DB8PR04MB6795.eurprd04.prod.outlook.com>
Date:   Mon, 21 Sep 2020 01:36:34 +0000
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     "mchehab@...nel.org" <mchehab@...nel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "sean@...s.org" <sean@...s.org>
CC:     "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH V2 1/2] bindings: media: gpio-ir-receiver: add
 linux,autosuspend-period property


> -----Original Message-----
> From: Joakim Zhang <qiangqing.zhang@....com>
> Sent: 2020年9月19日 2:17
> To: mchehab@...nel.org; robh+dt@...nel.org; sean@...s.org
> Cc: linux-media@...r.kernel.org; devicetree@...r.kernel.org;
> linux-kernel@...r.kernel.org; dl-linux-imx <linux-imx@....com>
> Subject: [PATCH V2 1/2] bindings: media: gpio-ir-receiver: add
> linux,autosuspend-period property
> 
> Add linux,autosuspend-period property for gpio ir receiver. Some cpuidle
> systems wake from idle may take a bit long time, for such case, need disable
> cpuidle temporarily.
> 
> Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
> ---
> ChangeLogs:
> V1->V2:
> 	* New add.
> ---
>  Documentation/devicetree/bindings/media/gpio-ir-receiver.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/gpio-ir-receiver.txt
> b/Documentation/devicetree/bindings/media/gpio-ir-receiver.txt
> index 58261fb7b408..ef802d5fd1f6 100644
> --- a/Documentation/devicetree/bindings/media/gpio-ir-receiver.txt
> +++ b/Documentation/devicetree/bindings/media/gpio-ir-receiver.txt
> @@ -7,6 +7,8 @@ Required properties:
>  Optional properties:
>  	- linux,rc-map-name: see rc.txt file in the same
>  	  directory.
> +        - linux,autosuspend-period: autosuspend delay time,
> +          the unit is milisecond.
> 
>  Example node:
> 
> @@ -14,4 +16,5 @@ Example node:
>  		compatible = "gpio-ir-receiver";
>  		gpios = <&gpio0 19 1>;
>  		linux,rc-map-name = "rc-rc6-mce";
> +		linux,autosuspend-period = 125;

Sorry for this, should be linux,autosuspend-period = <125>;
Please review the driver part first, will fix it in next version.

Best Regards,
Joakim Zhang
>  	};
> --
> 2.17.1