From mboxrd@z Thu Jan  1 00:00:00 1970
From: a0393675@ti.com (Keerthy)
Date: Mon, 11 Jul 2016 14:39:26 +0530
Subject: [PATCH 3/3] arm: dts: thermal: add thermal/auxadc node.
In-Reply-To: <1468227415.15776.34.camel@mtksdaap41>
References: <1467882386-40544-1-git-send-email-dawei.chien@mediatek.com>
 <1467882386-40544-4-git-send-email-dawei.chien@mediatek.com>
 <577E465D.8070004@ti.com> <1468227415.15776.34.camel@mtksdaap41>
Message-ID: <57836246.3010800@ti.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org



On Monday 11 July 2016 02:26 PM, dawei chien wrote:
> Dear Keerthy,
>
> On Thu, 2016-07-07 at 17:39 +0530, Keerthy wrote:
>>
>> On Thursday 07 July 2016 02:36 PM, Dawei Chien wrote:
>>> This adds the thermal controller and auxadc nodes
>>> to the Mediatek MT2701 dtsi file.
>>>
>>> Signed-off-by: Dawei Chien <dawei.chien@mediatek.com>
>>> ---
>>> This patch depned on:
>>> https://patchwork.kernel.org/patch/9213545/
>>> ---
>>>    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 2ac8b50..0834a23 100644
>>> --- a/arch/arm/boot/dts/mt2701.dtsi
>>> +++ b/arch/arm/boot/dts/mt2701.dtsi
>>> @@ -77,6 +77,36 @@
>>>    		#clock-cells = <0>;
>>>    	};
>>>
>>> +	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";
>>> +				};
>>> +			};
>>> +		};
>>> +	};
>>> +
>>
>> are there any corresponding cooling-maps?
>
> Since MT2701 does not register CPUFREQ cooling device and its' own
> device node, I could not add cooling-maps so far.
> Could we add cooling map after CPUFREQ ready, thank you.

Okay. I was curious to know about the cooling agents.

>
>>
>>>    	timer {
>>>    		compatible = "arm,armv7-timer";
>>>    		interrupt-parent = <&gic>;
>>> @@ -183,4 +213,17 @@
>>>    		clocks = <&uart_clk>;
>>>    		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>;
>>> +		reset-names = "therm";
>>> +		mediatek,auxadc = <&auxadc>;
>>> +		mediatek,apmixedsys = <&apmixedsys>;
>>> +	};
>>>    };
>>>
>
>