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arm64: dts: imx8mq: enable the multi sensor TMU 

Add the imx8mq TMU (Thermal management unit) nodes for CPU,
GPU, and VPU.

Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Angus Ainslie (Purism) 2019-03-22 10:09:13 +08:00 committed by Shawn Guo
parent e8449baa5c
commit e464fd2ba4
1 changed files with 118 additions and 0 deletions
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118
arch/arm64/boot/dts/freescale/imx8mq.dtsi
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@ -8,6 +8,7 @@
#include <dt-bindings/power/imx8mq-power.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/thermal/thermal.h>
#include "imx8mq-pinfunc.h"
/ {
@ -92,6 +93,7 @@ A53_0: cpu@0 {
enable-method = "psci";
next-level-cache = <&A53_L2>;
operating-points-v2 = <&a53_opp_table>;
#cooling-cells = <2>;
};
A53_1: cpu@1 {
@ -103,6 +105,7 @@ A53_1: cpu@1 {
enable-method = "psci";
next-level-cache = <&A53_L2>;
operating-points-v2 = <&a53_opp_table>;
#cooling-cells = <2>;
};
A53_2: cpu@2 {
@ -114,6 +117,7 @@ A53_2: cpu@2 {
enable-method = "psci";
next-level-cache = <&A53_L2>;
operating-points-v2 = <&a53_opp_table>;
#cooling-cells = <2>;
};
A53_3: cpu@3 {
@ -125,6 +129,7 @@ A53_3: cpu@3 {
enable-method = "psci";
next-level-cache = <&A53_L2>;
operating-points-v2 = <&a53_opp_table>;
#cooling-cells = <2>;
};
A53_L2: l2-cache0 {
@ -227,6 +232,119 @@ gpio5: gpio@30240000 {
#interrupt-cells = <2>;
};
tmu: tmu@30260000 {
compatible = "fsl,imx8mq-tmu";
reg = <0x30260000 0x10000>;
interrupt = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
little-endian;
fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x70061>;
fsl,tmu-calibration = <0x00000000 0x00000023
0x00000001 0x00000029
0x00000002 0x0000002f
0x00000003 0x00000035
0x00000004 0x0000003d
0x00000005 0x00000043
0x00000006 0x0000004b
0x00000007 0x00000051
0x00000008 0x00000057
0x00000009 0x0000005f
0x0000000a 0x00000067
0x0000000b 0x0000006f
0x00010000 0x0000001b
0x00010001 0x00000023
0x00010002 0x0000002b
0x00010003 0x00000033
0x00010004 0x0000003b
0x00010005 0x00000043
0x00010006 0x0000004b
0x00010007 0x00000055
0x00010008 0x0000005d
0x00010009 0x00000067
0x0001000a 0x00000070
0x00020000 0x00000017
0x00020001 0x00000023
0x00020002 0x0000002d
0x00020003 0x00000037
0x00020004 0x00000041
0x00020005 0x0000004b
0x00020006 0x00000057
0x00020007 0x00000063
0x00020008 0x0000006f
0x00030000 0x00000015
0x00030001 0x00000021
0x00030002 0x0000002d
0x00030003 0x00000039
0x00030004 0x00000045
0x00030005 0x00000053
0x00030006 0x0000005f
0x00030007 0x00000071>;
#thermal-sensor-cells = <1>;
};
thermal-zones {
cpu-thermal {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tmu 0>;
trips {
cpu_alert: cpu-alert {
temperature = <80000>;
hysteresis = <2000>;
type = "passive";
};
cpu-crit {
temperature = <90000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert>;
cooling-device =
<&A53_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A53_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A53_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A53_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
gpu-thermal {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tmu 1>;
trips {
gpu-crit {
temperature = <90000>;
hysteresis = <2000>;
type = "critical";
};
};
};
vpu-thermal {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tmu 2>;
trips {
vpu-crit {
temperature = <90000>;
hysteresis = <2000>;
type = "critical";
};
};
};
};
wdog1: watchdog@30280000 {
compatible = "fsl,imx8mq-wdt", "fsl,imx21-wdt";
reg = <0x30280000 0x10000>;