Message ID | 1427782669-20368-1-git-send-email-hongtao.jia@freescale.com (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show |
On Tue, 2015-03-31 at 14:17 +0800, Jia Hongtao wrote: > This is Thermal Monitoring Unit for QorIQ platform. > > Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> > --- > .../devicetree/bindings/thermal/qoriq-thermal.txt | 58 +++++++++++++++ > arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi | 82 ++++++++++++++++++++++ > arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 1 + > 3 files changed, 141 insertions(+) > create mode 100644 Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi > > diff --git a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > new file mode 100644 > index 0000000..dfc17fa > --- /dev/null > +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > @@ -0,0 +1,58 @@ > +* Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs > + > +Required properties: > +- compatible : "fsl,qoriq-tmu". compatible: Must include "fsl,qoriq-tmu". The version of the device is determined by the TMU IP Block Revision Register (IPBRR0) at offset 0x0BF8. Table of correspondences between IPBRR0 values and example chips: Value Device ----------- ------- 0x01900102 T1040 > +- reg : address range of TMU registers. > +- interrupts : should contain the interrupt for TMU. s/should contain/contains/ > +- calibration : calibration table for TMU. What is the format of the calibration table, and where does one get the data? -Scott
> -----Original Message----- > From: Wood Scott-B07421 > Sent: Friday, April 10, 2015 11:56 AM > To: Jia Hongtao-B38951 > Cc: linuxppc-dev@lists.ozlabs.org; devicetree@vger.kernel.org; > robh+dt@kernel.org; rui.zhang@intel.com > Subject: Re: [PATCH] QorIQ/TMU: add TMU node to device tree for QorIQ > T104x > > On Tue, 2015-03-31 at 14:17 +0800, Jia Hongtao wrote: > > This is Thermal Monitoring Unit for QorIQ platform. > > > > Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> > > --- > > .../devicetree/bindings/thermal/qoriq-thermal.txt | 58 > +++++++++++++++ > > arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi | 82 > ++++++++++++++++++++++ > > arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 1 + > > 3 files changed, 141 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi > > > > diff --git > > a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > new file mode 100644 > > index 0000000..dfc17fa > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > @@ -0,0 +1,58 @@ > > +* Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs > > + > > +Required properties: > > +- compatible : "fsl,qoriq-tmu". > > compatible: Must include "fsl,qoriq-tmu". The version of the device is > determined by the TMU IP Block Revision Register (IPBRR0) > at offset 0x0BF8. > > Table of correspondences between IPBRR0 values and example > chips: > Value Device > ----------- ------- > 0x01900102 T1040 I will update it in next version. > > > +- reg : address range of TMU registers. > > +- interrupts : should contain the interrupt for TMU. > > s/should contain/contains/ Thanks for the correction. > > > +- calibration : calibration table for TMU. > > What is the format of the calibration table, and where does one get the > data? There are four calibration config range, for each range we got a couple of pairs formatted like <TTCFGR, TSCFGR> at offset of <0x0080, 0x0084>. -Hongtao > > -Scott >
On Fri, 2015-04-10 at 01:23 -0500, Jia Hongtao-B38951 wrote: > > > > -----Original Message----- > > From: Wood Scott-B07421 > > Sent: Friday, April 10, 2015 11:56 AM > > To: Jia Hongtao-B38951 > > Cc: linuxppc-dev@lists.ozlabs.org; devicetree@vger.kernel.org; > > robh+dt@kernel.org; rui.zhang@intel.com > > Subject: Re: [PATCH] QorIQ/TMU: add TMU node to device tree for QorIQ > > T104x > > > > On Tue, 2015-03-31 at 14:17 +0800, Jia Hongtao wrote: > > > This is Thermal Monitoring Unit for QorIQ platform. > > > > > > Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> > > > --- > > > .../devicetree/bindings/thermal/qoriq-thermal.txt | 58 > > +++++++++++++++ > > > arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi | 82 > > ++++++++++++++++++++++ > > > arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 1 + > > > 3 files changed, 141 insertions(+) > > > create mode 100644 > > > Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi > > > > > > diff --git > > > a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > new file mode 100644 > > > index 0000000..dfc17fa > > > --- /dev/null > > > +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > @@ -0,0 +1,58 @@ > > > +* Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs > > > + > > > +Required properties: > > > +- compatible : "fsl,qoriq-tmu". > > > > compatible: Must include "fsl,qoriq-tmu". The version of the device is > > determined by the TMU IP Block Revision Register (IPBRR0) > > at offset 0x0BF8. > > > > Table of correspondences between IPBRR0 values and example > > chips: > > Value Device > > ----------- ------- > > 0x01900102 T1040 > > I will update it in next version. > > > > > > +- reg : address range of TMU registers. > > > +- interrupts : should contain the interrupt for TMU. > > > > s/should contain/contains/ > > Thanks for the correction. > > > > > > +- calibration : calibration table for TMU. > > > > What is the format of the calibration table, and where does one get the > > data? > > There are four calibration config range, for each range we got a couple of > pairs formatted like <TTCFGR, TSCFGR> at offset of <0x0080, 0x0084>. The binding document needs to explain this, in more detail, as well as how one determines the data. Is this configuration or hardware description? -Scott
> -----Original Message----- > From: Wood Scott-B07421 > Sent: Saturday, April 11, 2015 6:41 AM > To: Jia Hongtao-B38951 > Cc: linuxppc-dev@lists.ozlabs.org; devicetree@vger.kernel.org; > robh+dt@kernel.org; rui.zhang@intel.com > Subject: Re: [PATCH] QorIQ/TMU: add TMU node to device tree for QorIQ > T104x > > On Fri, 2015-04-10 at 01:23 -0500, Jia Hongtao-B38951 wrote: > > > > > > > -----Original Message----- > > > From: Wood Scott-B07421 > > > Sent: Friday, April 10, 2015 11:56 AM > > > To: Jia Hongtao-B38951 > > > Cc: linuxppc-dev@lists.ozlabs.org; devicetree@vger.kernel.org; > > > robh+dt@kernel.org; rui.zhang@intel.com > > > Subject: Re: [PATCH] QorIQ/TMU: add TMU node to device tree for > > > QorIQ T104x > > > > > > On Tue, 2015-03-31 at 14:17 +0800, Jia Hongtao wrote: > > > > This is Thermal Monitoring Unit for QorIQ platform. > > > > > > > > Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> > > > > --- > > > > .../devicetree/bindings/thermal/qoriq-thermal.txt | 58 > > > +++++++++++++++ > > > > arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi | 82 > > > ++++++++++++++++++++++ > > > > arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 1 + > > > > 3 files changed, 141 insertions(+) create mode 100644 > > > > Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > > create mode 100644 > > > > arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi > > > > > > > > diff --git > > > > a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > > b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > > new file mode 100644 > > > > index 0000000..dfc17fa > > > > --- /dev/null > > > > +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt > > > > @@ -0,0 +1,58 @@ > > > > +* Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs > > > > + > > > > +Required properties: > > > > +- compatible : "fsl,qoriq-tmu". > > > > > > compatible: Must include "fsl,qoriq-tmu". The version of the device > is > > > determined by the TMU IP Block Revision Register (IPBRR0) > > > at offset 0x0BF8. > > > > > > Table of correspondences between IPBRR0 values and example > > > chips: > > > Value Device > > > ----------- ------- > > > 0x01900102 T1040 > > > > I will update it in next version. > > > > > > > > > +- reg : address range of TMU registers. > > > > +- interrupts : should contain the interrupt for TMU. > > > > > > s/should contain/contains/ > > > > Thanks for the correction. > > > > > > > > > +- calibration : calibration table for TMU. > > > > > > What is the format of the calibration table, and where does one get > > > the data? > > > > There are four calibration config range, for each range we got a > > couple of pairs formatted like <TTCFGR, TSCFGR> at offset of <0x0080, > 0x0084>. > > The binding document needs to explain this, in more detail, as well as > how one determines the data. Right, I will add details. > > Is this configuration or hardware description? To my understanding this is kind of hardware description. The calibration data is vary with different SoCs. These data is provided by hardware verification team. -Hongtao > > -Scott >
diff --git a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt new file mode 100644 index 0000000..dfc17fa --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt @@ -0,0 +1,58 @@ +* Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs + +Required properties: +- compatible : "fsl,qoriq-tmu". +- reg : address range of TMU registers. +- interrupts : should contain the interrupt for TMU. +- calibration : calibration table for TMU. + +Example: + +tmu@f0000 { + compatible = "fsl,qoriq-tmu"; + reg = <0xf0000 0x1000>; + interrupts = <18 2 0 0>; + calibration = <0x00000000 0x0000000f + 0x00000001 0x00000017 + 0x00000002 0x0000001e + 0x00000003 0x00000026 + 0x00000004 0x0000002e + 0x00000005 0x00000035 + 0x00000006 0x0000003d + 0x00000007 0x00000044 + 0x00000008 0x0000004c + 0x00000009 0x00000053 + 0x0000000a 0x0000005b + 0x0000000b 0x00000062 + + 0x00010000 0x00000011 + 0x00010001 0x00000019 + 0x00010002 0x00000021 + 0x00010003 0x0000002a + 0x00010004 0x00000032 + 0x00010005 0x0000003a + 0x00010006 0x00000042 + 0x00010007 0x0000004b + 0x00010008 0x00000053 + 0x00010009 0x0000005b + 0x0001000a 0x00000063 + + 0x00020000 0x00000012 + 0x00020001 0x0000001b + 0x00020002 0x00000024 + 0x00020003 0x0000002c + 0x00020004 0x00000035 + 0x00020005 0x0000003d + 0x00020006 0x00000046 + 0x00020007 0x0000004e + 0x00020008 0x00000057 + + 0x00030000 0x00000009 + 0x00030001 0x00000011 + 0x00030002 0x00000019 + 0x00030003 0x00000021 + 0x00030004 0x00000029 + 0x00030005 0x00000031 + 0x00030006 0x00000039 + 0x00030007 0x00000041>; +}; diff --git a/arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi new file mode 100644 index 0000000..d85c77d --- /dev/null +++ b/arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi @@ -0,0 +1,82 @@ +/* + * QorIQ TMU device tree stub [ controller @ offset 0xf0000 ] + * + * Copyright 2015 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +tmu@f0000 { + compatible = "fsl,qoriq-tmu"; + reg = <0xf0000 0x1000>; + interrupts = <18 2 0 0>; + calibration = <0x00000000 0x0000000f + 0x00000001 0x00000017 + 0x00000002 0x0000001e + 0x00000003 0x00000026 + 0x00000004 0x0000002e + 0x00000005 0x00000035 + 0x00000006 0x0000003d + 0x00000007 0x00000044 + 0x00000008 0x0000004c + 0x00000009 0x00000053 + 0x0000000a 0x0000005b + 0x0000000b 0x00000062 + + 0x00010000 0x00000011 + 0x00010001 0x00000019 + 0x00010002 0x00000021 + 0x00010003 0x0000002a + 0x00010004 0x00000032 + 0x00010005 0x0000003a + 0x00010006 0x00000042 + 0x00010007 0x0000004b + 0x00010008 0x00000053 + 0x00010009 0x0000005b + 0x0001000a 0x00000063 + + 0x00020000 0x00000012 + 0x00020001 0x0000001b + 0x00020002 0x00000024 + 0x00020003 0x0000002c + 0x00020004 0x00000035 + 0x00020005 0x0000003d + 0x00020006 0x00000046 + 0x00020007 0x0000004e + 0x00020008 0x00000057 + + 0x00030000 0x00000009 + 0x00030001 0x00000011 + 0x00030002 0x00000019 + 0x00030003 0x00000021 + 0x00030004 0x00000029 + 0x00030005 0x00000031 + 0x00030006 0x00000039 + 0x00030007 0x00000041>; +}; diff --git a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi index 15ae462..bb9f792 100644 --- a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi +++ b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi @@ -345,6 +345,7 @@ reg = <0xea000 0x4000>; }; +/include/ "qoriq-tmu-t104xsi.dtsi" /include/ "elo3-dma-0.dtsi" /include/ "elo3-dma-1.dtsi" /include/ "qoriq-espi-0.dtsi"
This is Thermal Monitoring Unit for QorIQ platform. Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> --- .../devicetree/bindings/thermal/qoriq-thermal.txt | 58 +++++++++++++++ arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi | 82 ++++++++++++++++++++++ arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 1 + 3 files changed, 141 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/qoriq-thermal.txt create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-tmu-t104xsi.dtsi