diff mbox series

[04/41] arm: dts: imx93: add tmu

Message ID 20230123091702.7472-5-peng.fan@oss.nxp.com
State Changes Requested
Delegated to: Stefano Babic
Headers show
Series imx: i.MX9 update | expand

Commit Message

Peng Fan (OSS) Jan. 23, 2023, 9:16 a.m. UTC 
From: Peng Fan <peng.fan@nxp.com>

Add tmu nodes and thermal zone

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm/dts/imx93.dtsi | 47 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/dts/imx93.dtsi b/arch/arm/dts/imx93.dtsi
index 28026ccecc8..852fd02cd70 100644
--- a/arch/arm/dts/imx93.dtsi
+++ b/arch/arm/dts/imx93.dtsi
@@ -115,6 +115,38 @@ 
 		interrupt-parent = <&gic>;
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <2000>;
+
+			thermal-sensors = <&tmu 0>;
+
+			trips {
+				cpu_alert: cpu-alert {
+					temperature = <80000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				cpu_crit: cpu-crit {
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+		};
+
+			cooling-maps {
+				map0 {
+					trip = <&cpu_alert>;
+					cooling-device =
+						<&A55_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+						<&A55_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
+		};
+	};
+
 	soc@0 {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -248,6 +280,21 @@ 
 				reg = <0x44480000 0x10000>;
 			};
 
+			tmu: tmu@44482000 {
+				compatible = "fsl,imx93-tmu";
+				reg = <0x44482000 0x1000>;
+				clocks = <&clk IMX93_CLK_TMC_GATE>;
+				little-endian;
+				fsl,tmu-calibration = <0x0000000e 0x800000da
+						       0x00000029 0x800000e9
+						       0x00000056 0x80000102
+						       0x000000a2 0x8000012a
+						       0x00000116 0x80000166
+						       0x00000195 0x800001a7
+						       0x000001b2 0x800001b6>;
+				#thermal-sensor-cells = <1>;
+			};
+
 			adc1: adc@44530000 {
 				compatible = "nxp,imx93-adc";
 				reg = <0x44530000 0x10000>;