This adds the thermal sensor device provided by the BPMP, and the
relevant thermal sensors to the Tegra186 device tree.
Signed-off-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>
---
v2:
- added trips and cooling-maps nodes
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 103 +++++++++++++++++++++++++++++++
1 file changed, 103 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 0b0552c9f7dd..6adcf25e13d1 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -4,6 +4,7 @@
#include <dt-bindings/mailbox/tegra186-hsp.h>
#include <dt-bindings/power/tegra186-powergate.h>
#include <dt-bindings/reset/tegra186-reset.h>
+#include <dt-bindings/thermal/tegra186-bpmp-thermal.h>
/ {
compatible = "nvidia,tegra186";
@@ -451,6 +452,108 @@
#size-cells = <0>;
status = "disabled";
};
+
+ bpmp_thermal: thermal {
+ compatible = "nvidia,tegra186-bpmp-thermal";
+ #thermal-sensor-cells = <1>;
+ };
+ };
+
+ thermal-zones {
+ a57 {
+ polling-delay = <0>;
+ polling-delay-passive = <1000>;
+
+ thermal-sensors =
+ <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_CPU>;
+
+ trips {
+ critical {
+ temperature = <101000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
+
+ denver {
+ polling-delay = <0>;
+ polling-delay-passive = <1000>;
+
+ thermal-sensors =
+ <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_AUX>;
+
+ trips {
+ critical {
+ temperature = <101000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
+
+ gpu {
+ polling-delay = <0>;
+ polling-delay-passive = <1000>;
+
+ thermal-sensors =
+ <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_GPU>;
+
+ trips {
+ critical {
+ temperature = <101000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
+
+ pll {
+ polling-delay = <0>;
+ polling-delay-passive = <1000>;
+
+ thermal-sensors =
+ <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_PLLX>;
+
+ trips {
+ critical {
+ temperature = <101000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
+
+ always_on {
+ polling-delay = <0>;
+ polling-delay-passive = <1000>;
+
+ thermal-sensors =
+ <&bpmp_thermal TEGRA186_BPMP_THERMAL_ZONE_AO>;
+
+ trips {
+ critical {
+ temperature = <101000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
};
timer {
--
2.13.3
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