> Subject: Re: [PATCH V2] arm64:dts:ls1046a: Add TMU device tree support > > On Tue, Jan 03, 2017 at 02:42:19PM +0800, Jia Hongtao wrote: > > Also add nodes and properties for thermal management support. > > > > Signed-off-by: Jia Hongtao <hongtao.jia@xxxxxxx> > > The subject prefix is still not so right. There should be a space after each colon. Sorry. I will fix it. > > > --- > > Changes for V2: > > * Update the subject title according to Shawn Guo's comment. > > * Add comments for calibration data groups. > > * Update "thermal-zones" property in a unified style with platform dts. > > > > arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 83 > > ++++++++++++++++++++++++++ > > 1 file changed, 83 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi > > b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi > > index 38806ca..df53a4a 100644 > > --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi > > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi > > @@ -45,6 +45,7 @@ > > */ > > > > #include <dt-bindings/interrupt-controller/arm-gic.h> > > +#include <dt-bindings/thermal/thermal.h> > > > > / { > > compatible = "fsl,ls1046a"; > > @@ -67,6 +68,7 @@ > > clocks = <&clockgen 1 0>; > > next-level-cache = <&l2>; > > cpu-idle-states = <&CPU_PH20>; > > + #cooling-cells = <2>; > > }; > > > > cpu1: cpu@1 { > > @@ -279,6 +281,87 @@ > > clocks = <&sysclk>; > > }; > > > > + tmu: tmu@1f00000 { > > + compatible = "fsl,qoriq-tmu"; > > + reg = <0x0 0x1f00000 0x0 0x10000>; > > + interrupts = <0 33 0x4>; > > + fsl,tmu-range = <0xb0000 0x9002a 0x6004c 0x30062>; > > + fsl,tmu-calibration = > > + /* Calibration data group 1*/ > > + <0x00000000 0x00000026 > > + 0x00000001 0x0000002d > > + 0x00000002 0x00000032 > > + 0x00000003 0x00000039 > > + 0x00000004 0x0000003f > > + 0x00000005 0x00000046 > > + 0x00000006 0x0000004d > > + 0x00000007 0x00000054 > > + 0x00000008 0x0000005a > > + 0x00000009 0x00000061 > > + 0x0000000a 0x0000006a > > + 0x0000000b 0x00000071 > > + > > + /* Calibration data group 2*/ > > The single line comment format is /* blabla */. There are space at both beginning > and end of the text. Will fix. > > Also I am asking that we use the single line comment to replace the blank line, > which is still there. I think keeping the newline makes it more clear in structure. But I also understand your point - no newline inside one property, right? If so I will delete the newline. -Hongtao. > > > + 0x00010000 0x00000025 > > + 0x00010001 0x0000002c > > + 0x00010002 0x00000035 > > + 0x00010003 0x0000003d > > + 0x00010004 0x00000045 > > + 0x00010005 0x0000004e > > + 0x00010006 0x00000057 > > + 0x00010007 0x00000061 > > + 0x00010008 0x0000006b > > + 0x00010009 0x00000076 > > + > > + /* Calibration data group 3*/ > > + 0x00020000 0x00000029 > > + 0x00020001 0x00000033 > > + 0x00020002 0x0000003d > > + 0x00020003 0x00000049 > > + 0x00020004 0x00000056 > > + 0x00020005 0x00000061 > > + 0x00020006 0x0000006d > > + > > + /* Calibration data group 4*/ > > + 0x00030000 0x00000021 > > + 0x00030001 0x0000002a > > + 0x00030002 0x0000003c > > + 0x00030003 0x0000004e>; > > Here is the format on my mind: > > fsl,tmu-calibration = < > /* Calibration data group 1 */ > 0x00000000 0x00000026 > 0x00000001 0x0000002d > 0x00000002 0x00000032 > 0x00000003 0x00000039 > 0x00000004 0x0000003f > 0x00000005 0x00000046 > 0x00000006 0x0000004d > 0x00000007 0x00000054 > 0x00000008 0x0000005a > 0x00000009 0x00000061 > 0x0000000a 0x0000006a > 0x0000000b 0x00000071 > /* Calibration data group 2 */ > 0x00010000 0x00000025 > 0x00010001 0x0000002c > 0x00010002 0x00000035 > 0x00010003 0x0000003d > 0x00010004 0x00000045 > 0x00010005 0x0000004e > 0x00010006 0x00000057 > 0x00010007 0x00000061 > 0x00010008 0x0000006b > 0x00010009 0x00000076 > /* Calibration data group 3 */ > 0x00020000 0x00000029 > 0x00020001 0x00000033 > 0x00020002 0x0000003d > 0x00020003 0x00000049 > 0x00020004 0x00000056 > 0x00020005 0x00000061 > 0x00020006 0x0000006d > /* Calibration data group 4 */ > 0x00030000 0x00000021 > 0x00030001 0x0000002a > 0x00030002 0x0000003c > 0x00030003 0x0000004e > >; > > Shawn > > > + big-endian; > > + #thermal-sensor-cells = <1>; > > + }; > > + > > + thermal-zones { > > + cpu_thermal: cpu-thermal { > > + polling-delay-passive = <1000>; > > + polling-delay = <5000>; > > + thermal-sensors = <&tmu 3>; > > + > > + 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>; > > + }; > > + }; > > + }; > > + }; > > + > > dspi: dspi@2100000 { > > compatible = "fsl,ls1021a-v1.0-dspi"; > > #address-cells = <1>; > > -- > > 2.1.0.27.g96db324 > > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html