On Thu, 2020-02-20 at 21:57 +0100, Matthias Brugger wrote: > > On 20/02/2020 12:52, Daniel Lezcano wrote: > > On 11/02/2020 04:17, Michael Kao wrote: > >> On Thu, 2020-01-09 at 12:31 +0100, Daniel Lezcano wrote: > >>> On 03/01/2020 07:44, Michael Kao wrote: > >>>> From: "michael.kao" <michael.kao@xxxxxxxxxxxx> > >>>> > >>>> Add thermal zone node to Mediatek MT8183 dts file. > >>>> > >>>> Signed-off-by: Michael Kao <michael.kao@xxxxxxxxxxxx> > >>>> --- > >>>> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 85 ++++++++++++++++++++++++ > >>>> 1 file changed, 85 insertions(+) > >>>> > >>>> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > >>>> index 10b32471bc7b..a2793cf3d994 100644 > >>>> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi > >>>> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > >>>> @@ -570,6 +570,88 @@ > >>>> status = "disabled"; > >>>> }; > >>>> > >>>> + thermal: thermal@1100b000 { > >>>> + #thermal-sensor-cells = <1>; > >>>> + compatible = "mediatek,mt8183-thermal"; > >>>> + reg = <0 0x1100b000 0 0x1000>; > >>>> + interrupts = <0 76 IRQ_TYPE_LEVEL_LOW>; > >>> > >>> What is this interrupt for? > >> > >> The interrupts pin is designed in our SoC. But it is not used in our > >> upstream thermal code now. There is also add the settings but not use > >> for mt8173.dtsi. To align the thermal dtsi format, I follow the past > >> experience to add the interrupt settings of this project first. > > > > Assuming the interrupt can be set by the driver to fire when a specified > > temperature is set, I suggest to change your driver to handle it so you > > can get rid of the polling waking up the SoC every second. > > > > For the record the interrupt is a required property by the binding description. > > Regards, > Matthias After checking with interrupt owner, it is not required property for thermal. I will remove the property of hw-reset-temp and interrupt. And also I will add new line to fix format. These three change will resend v4 to fix them.