From 3a7d6a9c8f90cf260c7fe4abf921028c8775233b Mon Sep 17 00:00:00 2001
From: Neil Armstrong <narmstrong@baylibre.com>
Date: Mon, 20 Apr 2020 15:44:41 +0200
Subject: arm64: dts: meson: sync dt and bindings from v5.7-rc1

Sync the device tree and dt-bindings from Linux v5.7-rc1 8f3d9f354286
("Linux 5.7-rc1").

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 arch/arm/dts/meson-gx.dtsi | 52 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'arch/arm/dts/meson-gx.dtsi')

diff --git a/arch/arm/dts/meson-gx.dtsi b/arch/arm/dts/meson-gx.dtsi
index 40db06e28b6..03f79fe045b 100644
--- a/arch/arm/dts/meson-gx.dtsi
+++ b/arch/arm/dts/meson-gx.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -83,6 +84,7 @@
 			enable-method = "psci";
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 0>;
+			#cooling-cells = <2>;
 		};
 
 		cpu1: cpu@1 {
@@ -92,6 +94,7 @@
 			enable-method = "psci";
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 0>;
+			#cooling-cells = <2>;
 		};
 
 		cpu2: cpu@2 {
@@ -101,6 +104,7 @@
 			enable-method = "psci";
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 0>;
+			#cooling-cells = <2>;
 		};
 
 		cpu3: cpu@3 {
@@ -110,6 +114,7 @@
 			enable-method = "psci";
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 0>;
+			#cooling-cells = <2>;
 		};
 
 		l2: l2-cache0 {
@@ -117,6 +122,53 @@
 		};
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <250>; /* milliseconds */
+			polling-delay = <1000>; /* milliseconds */
+
+			thermal-sensors = <&scpi_sensors 0>;
+
+			trips {
+				cpu_passive: cpu-passive {
+					temperature = <80000>; /* millicelsius */
+					hysteresis = <2000>; /* millicelsius */
+					type = "passive";
+				};
+
+				cpu_hot: cpu-hot {
+					temperature = <90000>; /* millicelsius */
+					hysteresis = <2000>; /* millicelsius */
+					type = "hot";
+				};
+
+				cpu_critical: cpu-critical {
+					temperature = <110000>; /* millicelsius */
+					hysteresis = <2000>; /* millicelsius */
+					type = "critical";
+				};
+			};
+
+			cpu_cooling_maps: cooling-maps {
+				map0 {
+					trip = <&cpu_passive>;
+					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+
+				map1 {
+					trip = <&cpu_hot>;
+					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
+		};
+	};
+
 	arm-pmu {
 		compatible = "arm,cortex-a53-pmu";
 		interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
-- 
cgit v1.2.3