Re: [v6,1/3] arm64: dts: mt8183: add thermal zone node
From: Hsin-Yi Wang <hidden>
Date: 2021-02-03 06:28:32
Also in:
linux-devicetree, linux-mediatek, linux-pm, lkml
On Fri, Jan 29, 2021 at 6:10 PM Michael Kao [off-list ref] wrote:
quoted hunk ↗ jump to hunk
From: "michael.kao" <redacted> Add thermal zone node to Mediatek MT8183 dts file. Evaluate the thermal zone every 500ms while not cooling and every 100ms when passive cooling is performed. Signed-off-by: Matthias Kaehlcke <mka@chromium.org> Signed-off-by: Michael Kao <redacted> --- arch/arm64/boot/dts/mediatek/mt8183.dtsi | 84 ++++++++++++++++++++++++ 1 file changed, 84 insertions(+)diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 5b782a4769e7..0aa31d338fb0 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi@@ -657,6 +657,87 @@ status = "disabled"; }; + thermal: thermal@1100b000 { + #thermal-sensor-cells = <1>; + compatible = "mediatek,mt8183-thermal"; + reg = <0 0x1100b000 0 0x1000>; + clocks = <&infracfg CLK_INFRA_THERM>, + <&infracfg CLK_INFRA_AUXADC>; + clock-names = "therm", "auxadc"; + resets = <&infracfg MT8183_INFRACFG_AO_THERM_SW_RST>; + interrupts = <0 76 IRQ_TYPE_LEVEL_LOW>; + mediatek,auxadc = <&auxadc>; + mediatek,apmixedsys = <&apmixedsys>; + nvmem-cells = <&thermal_calibration>; + nvmem-cell-names = "calibration-data"; + }; + + thermal-zones { + cpu_thermal: cpu_thermal { + polling-delay-passive = <100>; + polling-delay = <500>; + thermal-sensors = <&thermal 0>; + sustainable-power = <5000>; + }; + + /* The tzts1 ~ tzts6 don't need to polling */ + /* The tzts1 ~ tzts6 don't need to thermal throttle */ + + tzts1: tzts1 { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 1>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + + tzts2: tzts2 { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 2>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + + tzts3: tzts3 { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 3>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + + tzts4: tzts4 { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 4>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + + tzts5: tzts5 { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 5>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + + tztsABB: tztsABB { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&thermal 6>; + sustainable-power = <5000>; + trips {}; + cooling-maps {}; + }; + }; + pwm0: pwm@1100e000 { compatible = "mediatek,mt8183-disp-pwm"; reg = <0 0x1100e000 0 0x1000>;@@ -926,6 +1007,9 @@ reg = <0 0x11f10000 0 0x1000>; #address-cells = <1>; #size-cells = <1>; + thermal_calibration: calib@180 { + reg = <0x180 0xc>; +
missing };
mipi_tx_calibration: calib@190 {
reg = <0x190 0xc>;
};
--
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