diff options
| author | Wei Ni <wni@nvidia.com> | 2016-05-11 18:20:20 +0800 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2016-09-27 14:02:32 +0800 |
| commit | e12b048c3060975203225b6ebd30a4fe85082bab (patch) | |
| tree | 393fe80ce24851f95274e493e52daaf8561cbc7b /arch/arm/boot/dts/tegra124.dtsi | |
| parent | 40823f8e267f913d15003975429cffb008f98c75 (diff) | |
arm: tegra: set hot trips for Tegra124
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>
Diffstat (limited to 'arch/arm/boot/dts/tegra124.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/tegra124.dtsi | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 61c36a36f0c9..187a36c6d0fc 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -851,7 +851,9 @@ soctherm: thermal-sensor@700e2000 { compatible = "nvidia,tegra124-soctherm"; - reg = <0x0 0x700e2000 0x0 0x1000>; + reg = <0x0 0x700e2000 0x0 0x600 /* SOC_THERM reg_base */ + 0x0 0x60006000 0x0 0x400>; /* CAR reg_base */ + reg-names = "soctherm-reg", "car-reg"; interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; clocks = <&tegra_car TEGRA124_CLK_TSENSOR>, <&tegra_car TEGRA124_CLK_SOC_THERM>; @@ -859,6 +861,15 @@ resets = <&tegra_car 78>; reset-names = "soctherm"; #thermal-sensor-cells = <1>; + + throttle-cfgs { + throttle_heavy: heavy { + nvidia,priority = <100>; + nvidia,cpu-throt-percent = <85>; + + #cooling-cells = <2>; + }; + }; }; dfll: clock@70110000 { @@ -1161,13 +1172,18 @@ hysteresis = <0>; type = "critical"; }; + cpu_throttle_trip: throttle-trip { + temperature = <100000>; + 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>; + }; }; }; @@ -1207,13 +1223,18 @@ hysteresis = <0>; 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>; + }; }; }; |