linux-kernel - Re: [PATCH V1 1/4] ARM: dts: imx6sx: Add flexcan stop mode wakeup support

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Message-ID: <20181104073931.GC26016@tiger>
Date:   Sun, 4 Nov 2018 15:39:35 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Joakim Zhang <qiangqing.zhang@....com>
Cc:     "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        dl-linux-imx <linux-imx@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "A.s. Dong" <aisheng.dong@....com>
Subject: Re: [PATCH V1 1/4] ARM: dts: imx6sx: Add flexcan stop mode wakeup
 support

On Tue, Oct 23, 2018 at 05:30:44AM +0000, Joakim Zhang wrote:
> From: Dong Aisheng <aisheng.dong@....com>
> 
> Add stop-mode property which is required by stop mode wakeup
> feature.
> 
> Signed-off-by: Dong Aisheng <aisheng.dong@....com>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
> ---
>  arch/arm/boot/dts/imx6sx.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
> index 844caa39364f..3f459d6da7fc 100644
> --- a/arch/arm/boot/dts/imx6sx.dtsi
> +++ b/arch/arm/boot/dts/imx6sx.dtsi
> @@ -448,6 +448,7 @@
>  				clocks = <&clks IMX6SX_CLK_CAN1_IPG>,
>  					 <&clks IMX6SX_CLK_CAN1_SERIAL>;
>  				clock-names = "ipg", "per";
> +				stop-mode = <&gpr 0x10 1 0x10 17>;

Is it supported by upstream?  I cannot find this property in ether flexcan
bindings doc or kernel driver.

Shawn

>  				status = "disabled";
>  			};
>  
> @@ -458,6 +459,7 @@
>  				clocks = <&clks IMX6SX_CLK_CAN2_IPG>,
>  					 <&clks IMX6SX_CLK_CAN2_SERIAL>;
>  				clock-names = "ipg", "per";
> +				stop-mode = <&gpr 0x10 2 0x10 18>;
>  				status = "disabled";
>  			};
>  
> -- 
> 2.17.1
>