linux-kernel - Re: [PATCH] arm64: dts: hisilicon: update deprecated property name

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Message-ID: <61AF1E3B.5060706@hisilicon.com>
Date:   Tue, 7 Dec 2021 16:41:31 +0800
From:   Wei Xu <xuwei5@...ilicon.com>
To:     David Heidelberg <david@...t.cz>, Rob Herring <robh+dt@...nel.org>
CC:     <~okias/devicetree@...ts.sr.ht>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: hisilicon: update deprecated property name

Hi David,

On 2021/10/29 18:42, David Heidelberg wrote:
> hisi,rst-syscon property name is deprecated, use hisilicon,rst-syscon
> 
> Signed-off-by: David Heidelberg <david@...t.cz>
> ---
>  arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 4 ++--
>  arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
> index 8bd6d7e8a474..3fd80f1f7c1e 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
> @@ -345,7 +345,7 @@ crg_ctrl: crg_ctrl@...35000 {
>  		crg_rst: crg_rst_controller {
>  			compatible = "hisilicon,hi3660-reset";
>  			#reset-cells = <2>;
> -			hisi,rst-syscon = <&crg_ctrl>;
> +			hisilicon,rst-syscon = <&crg_ctrl>;
>  		};
>  
>  
> @@ -376,7 +376,7 @@ iomcu: iomcu@...7e000 {
>  
>  		iomcu_rst: reset {
>  			compatible = "hisilicon,hi3660-reset";
> -			hisi,rst-syscon = <&iomcu>;
> +			hisilicon,rst-syscon = <&iomcu>;
>  			#reset-cells = <2>;
>  		};
>  
> diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
> index 636c8817df7e..9eac9a339654 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
> @@ -155,7 +155,7 @@ crg_rst: crg_rst_controller {
>  			compatible = "hisilicon,hi3670-reset",
>  				     "hisilicon,hi3660-reset";
>  			#reset-cells = <2>;
> -			hisi,rst-syscon = <&crg_ctrl>;
> +			hisilicon,rst-syscon = <&crg_ctrl>;
>  		};
>  
>  		pctrl: pctrl@...09000 {
> @@ -196,7 +196,7 @@ media2_crg: media2_crgctrl@...00000 {
>  
>  		iomcu_rst: reset {
>  			compatible = "hisilicon,hi3660-reset";
> -			hisi,rst-syscon = <&iomcu>;
> +			hisilicon,rst-syscon = <&iomcu>;
>  			#reset-cells = <2>;
>  		};
>  
> 

Thanks!
But this may break the compatibility of old kernels with new dts files here.
And we have discussed this at [1].
That is why we did not update the dts file yet.

[1]: https://www.spinics.net/lists/arm-kernel/msg887577.html

Best Regards,
Wei