diff options
| author | Tao Wang <jean.wangtao@linaro.org> | 2018-05-15 10:53:14 +0800 |
|---|---|---|
| committer | Wei Xu <xuwei5@hisilicon.com> | 2018-05-15 14:52:12 +0100 |
| commit | 8d93e94beee7a2bd74144f9d2c8e097d2bda5642 (patch) | |
| tree | c56d0efd34e507206b418c588ab2d43cfed55633 /arch/arm64/boot/dts/hisilicon | |
| parent | dfeae9e5e54a88ad1bf3a1e30faf2640688886ad (diff) | |
arm64: dts: hi3660: Add thermal cooling management
Add nodes and properties for thermal cooling management support.
Signed-off-by: Tao Wang <jean.wangtao@linaro.org>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
Diffstat (limited to 'arch/arm64/boot/dts/hisilicon')
| -rw-r--r-- | arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index a39da09b6e89..e20edd9eaa48 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -7,6 +7,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/hi3660-clock.h> +#include <dt-bindings/thermal/thermal.h> / { compatible = "hisilicon,hi3660"; @@ -64,6 +65,8 @@ capacity-dmips-mhz = <592>; clocks = <&stub_clock HI3660_CLK_STUB_CLUSTER0>; operating-points-v2 = <&cluster0_opp>; + #cooling-cells = <2>; + dynamic-power-coefficient = <110>; }; cpu1: cpu@1 { @@ -112,6 +115,8 @@ capacity-dmips-mhz = <1024>; clocks = <&stub_clock HI3660_CLK_STUB_CLUSTER1>; operating-points-v2 = <&cluster1_opp>; + #cooling-cells = <2>; + dynamic-power-coefficient = <550>; }; cpu5: cpu@101 { @@ -1073,5 +1078,44 @@ interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>; #thermal-sensor-cells = <1>; }; + + thermal-zones { + + cls0: cls0 { + polling-delay = <1000>; + polling-delay-passive = <100>; + sustainable-power = <4500>; + + /* sensor ID */ + thermal-sensors = <&tsensor 1>; + + trips { + threshold: trip-point@0 { + temperature = <65000>; + hysteresis = <1000>; + type = "passive"; + }; + + target: trip-point@1 { + temperature = <75000>; + hysteresis = <1000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&target>; + contribution = <1024>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + map1 { + trip = <&target>; + contribution = <512>; + cooling-device = <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; }; }; |