[PATCH v2 6/6] arm: dts: mt2701: Add thermal device node.

Dawei Chien dawei.chien at mediatek.com
Sun Jan 15 19:44:50 PST 2017


On Fri, 2017-01-13 at 16:27 +0100, Matthias Brugger wrote:
> 
> On 13/01/17 09:42, Erin Lo wrote:
> > From: Dawei Chien <dawei.chien at mediatek.com>
> >
> > Add thermal controller device nodes for MT2701.
> >
> > Signed-off-by: Dawei Chien <dawei.chien at mediatek.com>
> > Signed-off-by: Erin Lo <erin.lo at mediatek.com>
> > ---
> >  arch/arm/boot/dts/mt2701.dtsi | 43 +++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 43 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
> > index 3847f70..c43d5f8 100644
> > --- a/arch/arm/boot/dts/mt2701.dtsi
> > +++ b/arch/arm/boot/dts/mt2701.dtsi
> > @@ -89,6 +89,36 @@
> >  		clock-output-names = "rtc32k";
> >  	};
> >
> > +	thermal-zones {
> > +		cpu_thermal: cpu_thermal {
> > +			polling-delay-passive = <1000>; /* milliseconds */
> > +			polling-delay = <1000>; /* milliseconds */
> > +
> > +			thermal-sensors = <&thermal 0>;
> > +			sustainable-power = <1000>;
> > +
> > +			trips {
> > +				threshold: trip-point at 0 {
> > +					temperature = <68000>;
> > +					hysteresis = <2000>;
> > +					type = "passive";
> > +				};
> > +
> > +				target: trip-point at 1 {
> > +					temperature = <85000>;
> > +					hysteresis = <2000>;
> > +					type = "passive";
> > +				};
> > +
> > +				cpu_crit: cpu_crit at 0 {
> > +					temperature = <115000>;
> > +					hysteresis = <2000>;
> > +					type = "critical";
> > +				};
> > +			};
> > +		};
> > +	};
> > +
> >  	timer {
> >  		compatible = "arm,armv7-timer";
> >  		interrupt-parent = <&gic>;
> > @@ -270,6 +300,19 @@
> >  		status = "disabled";
> >  	};
> >
> > +	thermal: thermal at 1100b000 {
> > +		#thermal-sensor-cells = <0>;
> > +		compatible = "mediatek,mt2701-thermal";
> > +		reg = <0 0x1100b000 0 0x1000>;
> > +		interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_LOW>;
> > +		clocks = <&pericfg CLK_PERI_THERM>, <&pericfg CLK_PERI_AUXADC>;
> > +		clock-names = "therm", "auxadc";
> > +		resets = <&pericfg 0x10>;
> 
> should be MT2701_PERI_AUXADC_SW_RST, right?
> 
Thank you for your reminding, I didn't realize mt2701-resets.h upstream
already, I would update on next version, thank you.

resets = <&pericfg MT2701_PERI_AUXADC_SW_RST>;

> > +		reset-names = "therm";
> > +		mediatek,auxadc = <&auxadc>;
> > +		mediatek,apmixedsys = <&apmixedsys>;
> > +	};
> > +
> >  	nandc: nfi at 1100d000 {
> >  		compatible = "mediatek,mt2701-nfc";
> >  		reg = <0 0x1100d000 0 0x1000>;
> >





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