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arm64: dts: ls1028a: Add Thermal Monitor Unit node

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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 <andy.tang@nxp.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Yuantian Tang 2019-08-06 13:35:07 +08:00 committed by Shawn Guo
parent ba7372fbba
commit 571cebfe8e
1 changed files with 85 additions and 0 deletions
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85
arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
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@ -29,6 +29,7 @@ cpu0: cpu@0 {
clocks = <&clockgen 1 0>;
next-level-cache = <&l2>;
cpu-idle-states = <&CPU_PW20>;
#cooling-cells = <2>;
};
cpu1: cpu@1 {
@ -39,6 +40,7 @@ cpu1: cpu@1 {
clocks = <&clockgen 1 0>;
next-level-cache = <&l2>;
cpu-idle-states = <&CPU_PW20>;
#cooling-cells = <2>;
};
l2: l2-cache {
@ -503,6 +505,89 @@ sai4: audio-controller@f130000 {
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>;