[PATCH v2 4/7] arm64: dts: freescale: imx95: add anamix temperature thermal zone and cooling node

Peng Fan (OSS)
2024-09-03T07:09:14Z

From: Peng Fan <peng.fan@nxp.com>

i.MX95 has two on-chip temperature sensors, one is inside anamix block.
This is to add the anamix temperature thermal zone and its cooling
device.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
arch/arm64/boot/dts/freescale/imx95.dtsi | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index 2cba7a889030..d031b9548aaf 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -372,6 +372,38 @@ map0 {
};
};
};
+
+ ana-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <2000>;
+ thermal-sensors = <&scmi_sensor 0>;
+ trips {
+ ana_alert: trip0 {
+ temperature = <105000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ ana_crit0: trip1 {
+ temperature = <125000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&ana_alert>;
+ cooling-device =
+ <&A55_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&A55_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&A55_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&A55_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&A55_4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&A55_5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
};

psci {

--
2.37.1