Am 08.02.2017 um 05:23 schrieb Eduardo Valentin:
> On Tue, Feb 07, 2017 at 08:19:31PM -0800, Eduardo Valentin wrote:
>> On Sat, Feb 04, 2017 at 02:16:27PM +0000, Stefan Wahren wrote:
>>> As suggested by Eduardo Valentin this adds the thermal zone for
>>> the bcm2835 SoC. Since we currently don't have any cooling devices
>>> leave this section empty.
>>>
>>> Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxx>
>>> ---
>>> arch/arm/boot/dts/bcm283x.dtsi | 19 +++++++++++++++++++
>>> 1 file changed, 19 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
>>> index 9c7ec7e..359da9d 100644
>>> --- a/arch/arm/boot/dts/bcm283x.dtsi
>>> +++ b/arch/arm/boot/dts/bcm283x.dtsi
>>> @@ -19,6 +19,25 @@
>>> bootargs = "earlyprintk console=ttyAMA0";
>>> };
>>>
>>> + thermal-zones {
>>> + gpu_thermal: gpu-thermal {
>>> + polling-delay-passive = <0>;
>>> + polling-delay = <1000>;
>>> +
>>> + thermal-sensors = <&thermal>;
> Just came to my mind, dont you need to have an id to specify with sensor
> points to gpu?
Sorry, i don't know the exact setup of the single thermal sensor on the
SoC (datasheet doesn't provide any helpful information). I adapted the
Renesas R-Car thermal binding because i think it would be the best match.
@Eric: What's your opinion?
>
>>> +
>>> + trips {
>>> + cpu-crit {
>>> + temperature = <80000>;
>>> + hysteresis = <0>;
>>> + type = "critical";
>>> + };
>>> + };
>>> + cooling-maps {
>>> + };
>>> + };
>>> + };
>>> +
>> This is fine with me. Checking the other patches in the series.
>>
>>> soc {
>>> compatible = "simple-bus";
>>> #address-cells = <1>;
>>> --
>>> 1.7.9.5
>>>
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