ARM: dts: Provide dt bindings identical for Exynos TMU

Presented device tree bindings provide data already hardcoded in the
exynos_tmu_data.c file.
After this commit, it should be possible to reuse common thermal core
framework in Exynos SoCs.

Signed-off-by: Lukasz Majewski <[email protected]>
Acked-by: Eduardo Valentin <[email protected]>
Signed-off-by: Kukjin Kim <[email protected]>

Author: Lukasz Majewski

arch/arm/boot/dts/exynos3250.dtsi

@@ -18,6 +18,7 @@
  */
 
 #include "skeleton.dtsi"
+#include "exynos4-cpu-thermal.dtsi"
 #include <dt-bindings/clock/exynos3250.h>
 
 / {
@@ -193,6 +194,7 @@
 			interrupts = <0 216 0>;
 			clocks = <&cmu CLK_TMU_APBIF>;
 			clock-names = "tmu_apbif";
+			#include "exynos4412-tmu-sensor-conf.dtsi"
 			status = "disabled";
 		};
 

arch/arm/boot/dts/exynos4.dtsi

@@ -663,6 +663,10 @@
 		status = "disabled";
 	};
 
+	tmu: tmu@100C0000 {
+		#include "exynos4412-tmu-sensor-conf.dtsi"
+	};
+
 	ppmu_dmc0: ppmu_dmc0@106a0000 {
 		compatible = "samsung,exynos-ppmu";
 		reg = <0x106a0000 0x2000>;

arch/arm/boot/dts/exynos4210.dtsi

@@ -21,6 +21,7 @@
 
 #include "exynos4.dtsi"
 #include "exynos4210-pinctrl.dtsi"
+#include "exynos4-cpu-thermal.dtsi"
 
 / {
 	compatible = "samsung,exynos4210", "samsung,exynos4";
@@ -156,16 +157,38 @@
 		reg = <0x03860000 0x1000>;
 	};
 
-	tmu@100C0000 {
+	tmu: tmu@100C0000 {
 		compatible = "samsung,exynos4210-tmu";
 		interrupt-parent = <&combiner>;
 		reg = <0x100C0000 0x100>;
 		interrupts = <2 4>;
 		clocks = <&clock CLK_TMU_APBIF>;
 		clock-names = "tmu_apbif";
+		samsung,tmu_gain = <15>;
+		samsung,tmu_reference_voltage = <7>;
 		status = "disabled";
 	};
 
+	thermal-zones {
+		cpu_thermal: cpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&tmu 0>;
+
+			trips {
+			      cpu_alert0: cpu-alert-0 {
+				      temperature = <85000>; /* millicelsius */
+			      };
+			      cpu_alert1: cpu-alert-1 {
+				      temperature = <100000>; /* millicelsius */
+			      };
+			      cpu_alert2: cpu-alert-2 {
+				      temperature = <110000>; /* millicelsius */
+			      };
+			};
+		};
+	};
+
 	g2d@12800000 {
 		compatible = "samsung,s5pv210-g2d";
 		reg = <0x12800000 0x1000>;

arch/arm/boot/dts/exynos4x12.dtsi

@@ -19,6 +19,7 @@
 
 #include "exynos4.dtsi"
 #include "exynos4x12-pinctrl.dtsi"
+#include "exynos4-cpu-thermal.dtsi"
 
 / {
 	aliases {

arch/arm/boot/dts/exynos5250.dtsi

@@ -20,7 +20,7 @@
 #include <dt-bindings/clock/exynos5250.h>
 #include "exynos5.dtsi"
 #include "exynos5250-pinctrl.dtsi"
-
+#include "exynos4-cpu-thermal.dtsi"
 #include <dt-bindings/clock/exynos-audss-clk.h>
 
 / {
@@ -238,16 +238,21 @@
 		status = "disabled";
 	};
 
-	tmu@10060000 {
+	tmu: tmu@10060000 {
 		compatible = "samsung,exynos5250-tmu";
 		reg = <0x10060000 0x100>;
 		interrupts = <0 65 0>;
 		clocks = <&clock CLK_TMU>;
 		clock-names = "tmu_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
 	};
 
 	thermal-zones {
 		cpu_thermal: cpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&tmu 0>;
+
 			cooling-maps {
 				map0 {
 				     /* Corresponds to 800MHz at freq_table */

arch/arm/boot/dts/exynos5420.dtsi

@@ -782,6 +782,7 @@
 		interrupts = <0 65 0>;
 		clocks = <&clock CLK_TMU>;
 		clock-names = "tmu_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
 	};
 
 	tmu_cpu1: tmu@10064000 {
@@ -790,6 +791,7 @@
 		interrupts = <0 183 0>;
 		clocks = <&clock CLK_TMU>;
 		clock-names = "tmu_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
 	};
 
 	tmu_cpu2: tmu@10068000 {
@@ -798,6 +800,7 @@
 		interrupts = <0 184 0>;
 		clocks = <&clock CLK_TMU>, <&clock CLK_TMU>;
 		clock-names = "tmu_apbif", "tmu_triminfo_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
 	};
 
 	tmu_cpu3: tmu@1006c000 {
@@ -806,6 +809,7 @@
 		interrupts = <0 185 0>;
 		clocks = <&clock CLK_TMU>, <&clock CLK_TMU_GPU>;
 		clock-names = "tmu_apbif", "tmu_triminfo_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
 	};
 
 	tmu_gpu: tmu@100a0000 {
@@ -814,6 +818,30 @@
 		interrupts = <0 215 0>;
 		clocks = <&clock CLK_TMU_GPU>, <&clock CLK_TMU>;
 		clock-names = "tmu_apbif", "tmu_triminfo_apbif";
+		#include "exynos4412-tmu-sensor-conf.dtsi"
+	};
+
+	thermal-zones {
+		cpu0_thermal: cpu0-thermal {
+			thermal-sensors = <&tmu_cpu0>;
+			#include "exynos5420-trip-points.dtsi"
+		};
+		cpu1_thermal: cpu1-thermal {
+		       thermal-sensors = <&tmu_cpu1>;
+		       #include "exynos5420-trip-points.dtsi"
+		};
+		cpu2_thermal: cpu2-thermal {
+		       thermal-sensors = <&tmu_cpu2>;
+		       #include "exynos5420-trip-points.dtsi"
+		};
+		cpu3_thermal: cpu3-thermal {
+		       thermal-sensors = <&tmu_cpu3>;
+		       #include "exynos5420-trip-points.dtsi"
+		};
+		gpu_thermal: gpu-thermal {
+		       thermal-sensors = <&tmu_gpu>;
+		       #include "exynos5420-trip-points.dtsi"
+		};
 	};
 
         watchdog: watchdog@101D0000 {

arch/arm/boot/dts/exynos5440.dtsi

@@ -219,6 +219,7 @@
 		interrupts = <0 58 0>;
 		clocks = <&clock CLK_B_125>;
 		clock-names = "tmu_apbif";
+		#include "exynos5440-tmu-sensor-conf.dtsi"
 	};
 
 	tmuctrl_1: tmuctrl@16011C {
@@ -227,6 +228,7 @@
 		interrupts = <0 58 0>;
 		clocks = <&clock CLK_B_125>;
 		clock-names = "tmu_apbif";
+		#include "exynos5440-tmu-sensor-conf.dtsi"
 	};
 
 	tmuctrl_2: tmuctrl@160120 {
@@ -235,6 +237,22 @@
 		interrupts = <0 58 0>;
 		clocks = <&clock CLK_B_125>;
 		clock-names = "tmu_apbif";
+		#include "exynos5440-tmu-sensor-conf.dtsi"
+	};
+
+	thermal-zones {
+		cpu0_thermal: cpu0-thermal {
+			thermal-sensors = <&tmuctrl_0>;
+			#include "exynos5440-trip-points.dtsi"
+		};
+		cpu1_thermal: cpu1-thermal {
+		       thermal-sensors = <&tmuctrl_1>;
+		       #include "exynos5440-trip-points.dtsi"
+		};
+		cpu2_thermal: cpu2-thermal {
+		       thermal-sensors = <&tmuctrl_2>;
+		       #include "exynos5440-trip-points.dtsi"
+		};
 	};
 
 	sata@210000 {