From 571cebfe8e2b8678de0681633d3933c08082f7c1 Mon Sep 17 00:00:00 2001 From: Yuantian Tang Date: Tue, 6 Aug 2019 13:35:07 +0800 Subject: arm64: dts: ls1028a: Add Thermal Monitor Unit node The Thermal Monitoring Unit (TMU) monitors and reports the temperature from 2 remote temperature measurement sites located on ls1028a chip. Add TMU dts node to enable this feature. Signed-off-by: Yuantian Tang Acked-by: Eduardo Valentin Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 85 ++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) (limited to 'arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi') diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index aef5b06a98d5..20d7e7db5dcb 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -29,6 +29,7 @@ clocks = <&clockgen 1 0>; next-level-cache = <&l2>; cpu-idle-states = <&CPU_PW20>; + #cooling-cells = <2>; }; cpu1: cpu@1 { @@ -39,6 +40,7 @@ clocks = <&clockgen 1 0>; next-level-cache = <&l2>; cpu-idle-states = <&CPU_PW20>; + #cooling-cells = <2>; }; l2: l2-cache { @@ -503,6 +505,89 @@ status = "disabled"; }; + tmu: tmu@1f00000 { + compatible = "fsl,qoriq-tmu"; + reg = <0x0 0x1f80000 0x0 0x10000>; + interrupts = <0 23 0x4>; + fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x70061>; + fsl,tmu-calibration = <0x00000000 0x00000024 + 0x00000001 0x0000002b + 0x00000002 0x00000031 + 0x00000003 0x00000038 + 0x00000004 0x0000003f + 0x00000005 0x00000045 + 0x00000006 0x0000004c + 0x00000007 0x00000053 + 0x00000008 0x00000059 + 0x00000009 0x00000060 + 0x0000000a 0x00000066 + 0x0000000b 0x0000006d + + 0x00010000 0x0000001c + 0x00010001 0x00000024 + 0x00010002 0x0000002c + 0x00010003 0x00000035 + 0x00010004 0x0000003d + 0x00010005 0x00000045 + 0x00010006 0x0000004d + 0x00010007 0x00000045 + 0x00010008 0x0000005e + 0x00010009 0x00000066 + 0x0001000a 0x0000006e + + 0x00020000 0x00000018 + 0x00020001 0x00000022 + 0x00020002 0x0000002d + 0x00020003 0x00000038 + 0x00020004 0x00000043 + 0x00020005 0x0000004d + 0x00020006 0x00000058 + 0x00020007 0x00000063 + 0x00020008 0x0000006e + + 0x00030000 0x00000010 + 0x00030001 0x0000001c + 0x00030002 0x00000029 + 0x00030003 0x00000036 + 0x00030004 0x00000042 + 0x00030005 0x0000004f + 0x00030006 0x0000005b + 0x00030007 0x00000068>; + little-endian; + #thermal-sensor-cells = <1>; + }; + + thermal-zones { + core-cluster { + polling-delay-passive = <1000>; + polling-delay = <5000>; + thermal-sensors = <&tmu 0>; + + trips { + core_cluster_alert: core-cluster-alert { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + core_cluster_crit: core-cluster-crit { + temperature = <95000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&core_cluster_alert>; + cooling-device = + <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + pcie@1f0000000 { /* Integrated Endpoint Root Complex */ compatible = "pci-host-ecam-generic"; reg = <0x01 0xf0000000 0x0 0x100000>; -- cgit v1.2.3