linux-kernel - Re: [PATCH] arm64: dts: freescale: Remove unused and undocumented "cooling-(min|max)-state" properties

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Message-ID: <Z1biqf24yH6HCl8Y@dragon>
Date: Mon, 9 Dec 2024 20:29:29 +0800
From: Shawn Guo <shawnguo2@...h.net>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Shawn Guo <shawnguo@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: freescale: Remove unused and undocumented
 "cooling-(min|max)-state" properties

On Fri, Nov 15, 2024 at 01:35:03PM -0600, Rob Herring (Arm) wrote:
> Remove "cooling-(min|max)-state" properties which are both unused in the
> kernel and undocumented. Most likely they are leftovers from downstream.
> 
> Signed-off-by: Rob Herring (Arm) <robh@...nel.org>

A similar change from Frank [1] was applied, thanks!

Shawn

[1] https://lore.kernel.org/lkml/20241007220542.897605-1-Frank.Li@nxp.com/

> ---
>  .../boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts   | 2 --
>  arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi             | 2 --
>  2 files changed, 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts
> index d9fac647f432..1d53b529af88 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts
> @@ -19,8 +19,6 @@ / {
>  
>  	pwm-fan {
>  		compatible = "pwm-fan";
> -		cooling-min-state = <0>;
> -		cooling-max-state = <3>;
>  		#cooling-cells = <2>;
>  		pwms = <&sl28cpld_pwm0 0 4000000>;
>  		cooling-levels = <1 128 192 255>;
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi
> index d32a52ab00a4..aef63a4f698c 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi
> @@ -94,8 +94,6 @@ i2c@1 {
>  			fan-temperature-ctrlr@18 {
>  				compatible = "ti,amc6821";
>  				reg = <0x18>;
> -				cooling-min-state = <0>;
> -				cooling-max-state = <9>;
>  				#cooling-cells = <2>;
>  			};
>  		};
> -- 
> 2.45.2
>