From: Peng Fan <peng.fan@nxp.com>
Date: Fri, 28 Apr 2023 04:08:38 +0000 (+0800)
Subject: arm: dts: imx93: add tmu
X-Git-Url: http://git.dujemihanovic.xyz/html/static/%7B%7B%20.Permalink%20%7D%7D?a=commitdiff_plain;h=4699ffb202615a15376e60f2a7482a322c5bc6ec;p=u-boot.git

arm: dts: imx93: add tmu

Add tmu nodes and thermal zone

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---

diff --git a/arch/arm/dts/imx93.dtsi b/arch/arm/dts/imx93.dtsi
index 73ecd953ec..13cf32d4b2 100644
--- a/arch/arm/dts/imx93.dtsi
+++ b/arch/arm/dts/imx93.dtsi
@@ -8,6 +8,7 @@
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/power/fsl,imx93-power.h>
+#include <dt-bindings/thermal/thermal.h>
 
 #include "imx93-pinfunc.h"
 
@@ -116,6 +117,38 @@
 		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>;
@@ -309,6 +342,21 @@
 				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>;