[PATCH] arm64: dts: renesas: Fix thermal-sensors on single-zone sensors

[Niklas Söderlund]

Hi Geert,

Thanks for your work.

On 2022-06-15 16:04:26 +0200, Geert Uytterhoeven wrote:
> "make dtbs_check":
> 
>     arch/arm64/boot/dts/renesas/r8a774c0-cat874.dtb: thermal-zones: cpu-thermal:thermal-sensors: [[74], [0]] is too long
>     arch/arm64/boot/dts/renesas/r8a774c0-ek874.dtb: thermal-zones: cpu-thermal:thermal-sensors: [[79], [0]] is too long
>     arch/arm64/boot/dts/renesas/r8a774c0-ek874-idk-2121wr.dtb: thermal-zones: cpu-thermal:thermal-sensors: [[82], [0]] is too long
>     arch/arm64/boot/dts/renesas/r8a774c0-ek874-mipi-2.1.dtb: thermal-zones: cpu-thermal:thermal-sensors: [[87], [0]] is too long
>     arch/arm64/boot/dts/renesas/r8a77990-ebisu.dtb: thermal-zones: cpu-thermal:thermal-sensors: [[105], [0]] is too long
> 	    From schema: Documentation/devicetree/bindings/thermal/thermal-zones.yaml
> 
> Indeed, the thermal sensors on R-Car E3 and RZ/G2E support only a single
> zone, hence #thermal-sensor-cells = <0>.
> 
> Fix this by dropping the bogus zero cell from the thermal sensor
> specifiers.
> 
> Fixes: 8fa7d18f9ee2dc20 ("arm64: dts: renesas: r8a77990: Create thermal zone to support IPA")
> Fixes: 8438bfda9d768157 ("arm64: dts: renesas: r8a774c0: Create thermal zone to support IPA")
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>

Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas at ragnatech.se>

> ---
> To be queued in renesas-devel for v5.20.
> 
>  arch/arm64/boot/dts/renesas/r8a774c0.dtsi | 2 +-
>  arch/arm64/boot/dts/renesas/r8a77990.dtsi | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
> index 90588bbff7e0b8e8..c563d26a7a71cc33 100644
> --- a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
> @@ -1952,7 +1952,7 @@ thermal-zones {
>  		cpu-thermal {
>  			polling-delay-passive = <250>;
>  			polling-delay = <0>;
> -			thermal-sensors = <&thermal 0>;
> +			thermal-sensors = <&thermal>;
>  			sustainable-power = <717>;
>  
>  			cooling-maps {
> diff --git a/arch/arm64/boot/dts/renesas/r8a77990.dtsi b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
> index 4c7c7feed7026778..565e9d85946e6f7f 100644
> --- a/arch/arm64/boot/dts/renesas/r8a77990.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
> @@ -2129,7 +2129,7 @@ thermal-zones {
>  		cpu-thermal {
>  			polling-delay-passive = <250>;
>  			polling-delay = <0>;
> -			thermal-sensors = <&thermal 0>;
> +			thermal-sensors = <&thermal>;
>  			sustainable-power = <717>;
>  
>  			cooling-maps {
> -- 
> 2.25.1
> 

-- 
Kind Regards,
Niklas Söderlund