diff options
| author | Wei Ni <wni@nvidia.com> | 2016-05-11 18:20:23 +0800 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2016-09-27 14:02:32 +0800 |
| commit | f4357938d058af475ed252a691b53d3b371b65f9 (patch) | |
| tree | 5a00c5fe4c185634830e7b694d3007e47f98f03b | |
| parent | a6ebde2540e20fd95150aa1ccdd82fcceb49425b (diff) | |
arm64: tegra: set hot trips for Tegra132
Enable throttle function for SOC_THERM.
Set "hot" trips for cpu and gpu thermal zones, which
can trigger the SOC_THERM hardware throttle.
Signed-off-by: Wei Ni <wni@nvidia.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra132.dtsi | 41 |
1 files changed, 32 insertions, 9 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi index a3889e930010..3f3a46a4bd01 100644 --- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi @@ -729,7 +729,9 @@ soctherm: thermal-sensor@700e2000 { compatible = "nvidia,tegra132-soctherm"; - reg = <0x0 0x700e2000 0x0 0x600>; + reg = <0x0 0x700e2000 0x0 0x600 /* 0: SOC_THERM reg_base */ + 0x0 0x70040000 0x0 0x200>; /* 2: CCROC reg_base */ + reg-names = "soctherm-reg", "ccroc-reg"; interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; clocks = <&tegra_car TEGRA124_CLK_TSENSOR>, <&tegra_car TEGRA124_CLK_SOC_THERM>; @@ -737,6 +739,15 @@ resets = <&tegra_car 78>; reset-names = "soctherm"; #thermal-sensor-cells = <1>; + + throttle-cfgs { + throttle_heavy: heavy { + nvidia,priority = <100>; + nvidia,cpu-throt-level = <TEGRA_SOCTHERM_THROT_LEVEL_HIGH>; + + #cooling-cells = <2>; + }; + }; }; thermal-zones { @@ -753,13 +764,19 @@ hysteresis = <1000>; type = "critical"; }; + + cpu_throttle_trip: throttle-trip { + temperature = <102000>; + hysteresis = <1000>; + type = "hot"; + }; }; cooling-maps { - /* - * There are currently no cooling maps, - * because there are no cooling devices. - */ + map0 { + trip = <&cpu_throttle_trip>; + cooling-device = <&throttle_heavy 1 1>; + }; }; }; mem { @@ -797,13 +814,19 @@ hysteresis = <1000>; type = "critical"; }; + + gpu_throttle_trip: throttle-trip { + temperature = <99000>; + hysteresis = <1000>; + type = "hot"; + }; }; cooling-maps { - /* - * There are currently no cooling maps, - * because there are no cooling devices. - */ + map0 { + trip = <&gpu_throttle_trip>; + cooling-device = <&throttle_heavy 1 1>; + }; }; }; pllx { |