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ARM: dts: rockchip: add thermal nodes for RV1108 SoC

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Add thermal zone and dynamic CPU power coefficients for RV1108

Signed-off-by: Rocky Hao <rocky.hao@rock-chips.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Rocky Hao 2017-08-24 18:27:54 +08:00 committed by Heiko Stuebner
parent fb03abbc27
commit f6d3f1e8eb
1 changed files with 38 additions and 0 deletions
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38
arch/arm/boot/dts/rv1108.dtsi
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@ -43,6 +43,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/rv1108-cru.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/thermal/thermal.h>
/ {
#address-cells = <1>;
#size-cells = <1>;
@ -70,6 +71,8 @@ cpu0: cpu@f00 {
compatible = "arm,cortex-a7";
reg = <0xf00>;
clocks = <&cru ARMCLK>;
#cooling-cells = <2>; /* min followed by max */
dynamic-power-coefficient = <75>;
operating-points-v2 = <&cpu_opp_table>;
};
};
@ -329,6 +332,41 @@ watchdog: wdt@10360000 {
status = "disabled";
};
thermal-zones {
soc_thermal: soc-thermal {
polling-delay-passive = <20>;
polling-delay = <1000>;
sustainable-power = <50>;
thermal-sensors = <&tsadc 0>;
trips {
threshold: trip-point0 {
temperature = <70000>;
hysteresis = <2000>;
type = "passive";
};
target: trip-point1 {
temperature = <85000>;
hysteresis = <2000>;
type = "passive";
};
soc_crit: soc-crit {
temperature = <95000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&target>;
cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
contribution = <4096>;
};
};
};
};
tsadc: tsadc@10370000 {
compatible = "rockchip,rv1108-tsadc";
reg = <0x10370000 0x100>;