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Commit 4d9e9cbb authored by Hongtao Jia's avatar Hongtao Jia Committed by Shawn Guo
Browse files

ARM: dts: ls1021a: Add TMU device tree support for LS1021A 



Also add nodes and properties for thermal management support.

Signed-off-by: default avatarJia Hongtao <hongtao.jia@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 14c41633

arch/arm/boot/dts/ls1021a.dtsi

+82 −2
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ 


#include "skeleton64.dtsi"

#include <dt-bindings/interrupt-controller/arm-gic.h>

#include <dt-bindings/thermal/thermal.h>



/ {

	compatible = "fsl,ls1021a";
@@ -70,14 +71,15 @@ 
		#address-cells = <1>;

		#size-cells = <0>;



		cpu@f00 {

		cpu0: cpu@f00 {

			compatible = "arm,cortex-a7";

			device_type = "cpu";

			reg = <0xf00>;

			clocks = <&cluster1_clk>;

			#cooling-cells = <2>;

		};



		cpu@f01 {

		cpu1: cpu@f01 {

			compatible = "arm,cortex-a7";

			device_type = "cpu";

			reg = <0xf01>;
@@ -251,6 +253,84 @@ 
			};

		};



		tmu: tmu@1f00000 {

			compatible = "fsl,qoriq-tmu";

			reg = <0x0 0x1f00000 0x0 0x10000>;

			interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;

			fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x30061>;

			fsl,tmu-calibration = <0x00000000 0x0000000f

					       0x00000001 0x00000017

					       0x00000002 0x0000001e

					       0x00000003 0x00000026

					       0x00000004 0x0000002e

					       0x00000005 0x00000035

					       0x00000006 0x0000003d

					       0x00000007 0x00000044

					       0x00000008 0x0000004c

					       0x00000009 0x00000053

					       0x0000000a 0x0000005b

					       0x0000000b 0x00000064



					       0x00010000 0x00000011

					       0x00010001 0x0000001c

					       0x00010002 0x00000024

					       0x00010003 0x0000002b

					       0x00010004 0x00000034

					       0x00010005 0x00000039

					       0x00010006 0x00000042

					       0x00010007 0x0000004c

					       0x00010008 0x00000051

					       0x00010009 0x0000005a

					       0x0001000a 0x00000063



					       0x00020000 0x00000013

					       0x00020001 0x00000019

					       0x00020002 0x00000024

					       0x00020003 0x0000002c

					       0x00020004 0x00000035

					       0x00020005 0x0000003d

					       0x00020006 0x00000046

					       0x00020007 0x00000050

					       0x00020008 0x00000059



					       0x00030000 0x00000002

					       0x00030001 0x0000000d

					       0x00030002 0x00000019

					       0x00030003 0x00000024>;

			#thermal-sensor-cells = <1>;

		};



		thermal-zones {

			cpu_thermal: cpu-thermal {

				polling-delay-passive = <1000>;

				polling-delay = <5000>;



				thermal-sensors = <&tmu 0>;



				trips {

					cpu_alert: cpu-alert {

						temperature = <85000>;

						hysteresis = <2000>;

						type = "passive";

					};

					cpu_crit: cpu-crit {

						temperature = <95000>;

						hysteresis = <2000>;

						type = "critical";

					};

				};



				cooling-maps {

					map0 {

						trip = <&cpu_alert>;

						cooling-device =

							<&cpu0 THERMAL_NO_LIMIT

							THERMAL_NO_LIMIT>;

					};

				};

			};

		};



		dspi0: dspi@2100000 {

			compatible = "fsl,ls1021a-v1.0-dspi";

			#address-cells = <1>;