linux-kernel - Re: [PATCH 1/8] arm64: dts: mt8183: add thermal zone node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:   Mon, 6 May 2019 11:43:00 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     "michael.kao" <michael.kao@...iatek.com>, fan.chen@...iatek.com,
        jamesjj.liao@...iatek.com, dawei.chien@...iatek.com,
        louis.yu@...iatek.com, roger.lu@...iatek.com,
        Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 1/8] arm64: dts: mt8183: add thermal zone node

On 02/05/2019 12:43, michael.kao wrote:
> Add thermal zone node to Mediatek MT8183 dts file.
> 
> Signed-off-by: Michael Kao <michael.kao@...iatek.com>
> ---

Hi Michael,

the device tree binding for thermal specifies the thermal zone must
define a cooling-maps (it is a required field).

All the thermal zones below tzts1, tzts2, etc ... do not have it.


>  arch/arm64/boot/dts/mediatek/mt8183.dtsi | 64 ++++++++++++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 926df75..b92116f 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -334,6 +334,67 @@
>  			status = "disabled";
>  		};
>  
> +		thermal: thermal@...0b000 {
> +			#thermal-sensor-cells = <1>;
> +			compatible = "mediatek,mt8183-thermal";
> +			reg = <0 0x1100b000 0 0x1000>;
> +			interrupts = <0 76 IRQ_TYPE_LEVEL_LOW>;
> +			clocks = <&infracfg CLK_INFRA_THERM>,
> +				 <&infracfg CLK_INFRA_AUXADC>;
> +			clock-names = "therm", "auxadc";
> +			resets = <&infracfg  MT8183_INFRACFG_AO_THERM_SW_RST>;
> +			mediatek,auxadc = <&auxadc>;
> +			mediatek,apmixedsys = <&apmixedsys>;
> +			mediatek,hw-reset-temp = <117000>;
> +			nvmem-cells = <&thermal_calibration>;
> +			nvmem-cell-names = "calibration-data";
> +		};
> +
> +		thermal-zones {
> +			cpu_thermal: cpu_thermal {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +
> +				thermal-sensors = <&thermal 0>;
> +				sustainable-power = <1500>;
> +			};
> +
> +			tzts1: tzts1 {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 1>;
> +			};
> +
> +			tzts2: tzts2 {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 2>;
> +			};
> +
> +			tzts3: tzts3 {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 3>;
> +			};
> +
> +			tzts4: tzts4 {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 4>;
> +			};
> +
> +			tzts5: tzts5 {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 5>;
> +			};
> +
> +			tztsABB: tztsABB {
> +				polling-delay-passive = <1000>;
> +				polling-delay = <1000>;
> +				thermal-sensors = <&thermal 6>;
> +			};
> +		};
>  		audiosys: syscon@...20000 {
>  			compatible = "mediatek,mt8183-audiosys", "syscon";
>  			reg = <0 0x11220000 0 0x1000>;
> @@ -368,6 +429,9 @@
>  			compatible = "mediatek,mt8183-efuse",
>  				     "mediatek,efuse";
>  			reg = <0 0x11f10000 0 0x1000>;
> +			thermal_calibration: calib@180 {
> +				reg = <0x180 0xc>;
> +			};
>  		};
>  
>  		mfgcfg: syscon@...00000 {
> 


-- 
 <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog