[PATCH v3 25/30] ARM: dts: sun8i: h3: add thermal zone to H3
From: Philipp Rossak <hidden>
Date: 2018-08-30 15:46:19
Also in:
linux-devicetree, linux-iio, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
This patch adds the thermal zones to the H3. We have only one sensor and that is placed in the cpu. Signed-off-by: Philipp Rossak <redacted> --- arch/arm/boot/dts/sun8i-h3.dtsi | 31 +++++++++++++++++++++++++++++++ arch/arm/boot/dts/sunxi-h3-h5.dtsi | 1 + 2 files changed, 32 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
index 5b7994cb1471..954848d5df50 100644
--- a/arch/arm/boot/dts/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/sun8i-h3.dtsi@@ -78,6 +78,8 @@ clock-names = "cpu"; operating-points-v2 = <&cpu0_opp_table>; #cooling-cells = <2>; + cooling-min-level = <0>; + cooling-max-level = <15>; }; cpu at 1 {
@@ -102,6 +104,35 @@ }; }; + thermal-zones { + cpu-thermal { + /* milliseconds */ + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&ths>; + + trips { + cpu_hot_trip: cpu-warm { + temperature = <65000>; + hysteresis = <2000>; + type = "passive"; + }; + cpu_very_hot_trip: cpu-very-hot { + temperature = <90000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + cpu-warm-limit { + trip = <&cpu_hot_trip>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + timer { compatible = "arm,armv7-timer"; interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 3520e4ad6042..2c83f4893757 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi@@ -47,6 +47,7 @@ #include <dt-bindings/reset/sun8i-de2.h> #include <dt-bindings/reset/sun8i-h3-ccu.h> #include <dt-bindings/reset/sun8i-r-ccu.h> +#include <dt-bindings/thermal/thermal.h> / { interrupt-parent = <&gic>;
--
2.11.0