diff options
| author | Hongtao Jia <hongtao.jia@nxp.com> | 2016-10-09 14:47:04 +0800 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2016-10-24 16:47:50 +0800 |
| commit | 4d9e9cbb61fdf8d037e5ad95ed03c414073b1443 (patch) | |
| tree | 9a2106b052edce8c6e356bfe385603eae6ff62db /arch/arm/boot/dts | |
| parent | 14c4163368206bfe0163e2e8fe58fec93bbc305d (diff) | |
| download | blackbird-obmc-linux-4d9e9cbb61fdf8d037e5ad95ed03c414073b1443.tar.gz blackbird-obmc-linux-4d9e9cbb61fdf8d037e5ad95ed03c414073b1443.zip | |
ARM: dts: ls1021a: Add TMU device tree support for LS1021A
Also add nodes and properties for thermal management support.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/ls1021a.dtsi | 84 |
1 files changed, 82 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi index 368e21934285..282d854f4342 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -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>; |
