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arm: dts: rockchip: update thermal config for rk3288

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add cpus' dynamic power coefficient. rename the thermal zone's config
and make it more readable. update temperature pooling interval and
make the temperature control more effective.

Change-Id: I75d21601b7e3f41a32d10bbcbb1fa9b47ed7da0f
Signed-off-by: Rocky Hao <rocky.hao@rock-chips.com>
This commit is contained in:
Rocky Hao
2017-03-30 15:03:06 +08:00
committed by Huang, Tao
parent b913ab69f9
commit d282005732
1 changed files with 21 additions and 47 deletions
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68
arch/arm/boot/dts/rk3288.dtsi
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@@ -98,6 +98,7 @@
resets = <&cru SRST_CORE0>;
operating-points-v2 = <&cpu0_opp_table>;
#cooling-cells = <2>; /* min followed by max */
dynamic-power-coefficient = <322>;
clocks = <&cru ARMCLK>;
};
cpu1: cpu@501 {
@@ -529,32 +530,25 @@
status = "disabled";
};
thermal-zones {
reserve_thermal: reserve_thermal {
polling-delay-passive = <1000>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
thermal-sensors = <&tsadc 0>;
};
cpu_thermal: cpu_thermal {
polling-delay-passive = <250>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
thermal_zones: thermal-zones {
soc_thermal: soc-thermal {
polling-delay-passive = <200>; /* milliseconds */
polling-delay = <1000>; /* milliseconds */
sustainable-power = <1200>; /* milliwatts */
thermal-sensors = <&tsadc 1>;
trips {
cpu_alert0: cpu_alert0 {
temperature = <70000>; /* millicelsius */
threshold: trip-point@0 {
temperature = <75000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_alert1: cpu_alert1 {
temperature = <80000>; /* millicelsius */
target: trip-point@1 {
temperature = <85000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_crit: cpu_crit {
soc_crit: soc-crit {
temperature = <90000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
@@ -563,44 +557,24 @@
cooling-maps {
map0 {
trip = <&cpu_alert0>;
trip = <&target>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT 6>;
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
contribution = <1024>;
};
map1 {
trip = <&cpu_alert1>;
trip = <&target>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
<&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
contribution = <1024>;
};
};
};
gpu_thermal: gpu_thermal {
polling-delay-passive = <250>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
gpu_thermal: gpu-thermal {
polling-delay-passive = <200>; /* milliseconds */
polling-delay = <1000>; /* milliseconds */
thermal-sensors = <&tsadc 2>;
trips {
gpu_alert0: gpu_alert0 {
temperature = <80000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
gpu_crit: gpu_crit {
temperature = <90000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&gpu_alert0>;
cooling-device =
<&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
};
@@ -1478,7 +1452,7 @@
static-power = <300>;
dynamic-power = <396>;
ts = <32000 4700 (-80) 2>;
thermal-zone = "gpu_thermal";
thermal-zone = "gpu-thermal";
};
};