From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> To: rui.zhang@intel.com, edubezval@gmail.com Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, yamada.masahiro@socionext.com, masami.hiramatsu@linaro.org, jaswinder.singh@linaro.org, Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Subject: [PATCH v5 1/2] dt-bindings: thermal: add binding documentation for UniPhier thermal monitor Date: Fri, 21 Jul 2017 20:21:44 +0900 [thread overview] Message-ID: <1500636105-11520-2-git-send-email-hayashi.kunihiko@socionext.com> (raw) In-Reply-To: <1500636105-11520-1-git-send-email-hayashi.kunihiko@socionext.com> Add devicetree binding documentation for thermal monitor implemented on Socionext UniPhier SoCs. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Acked-by: Rob Herring <robh@kernel.org> --- .../bindings/thermal/uniphier-thermal.txt | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/uniphier-thermal.txt diff --git a/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt b/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt new file mode 100644 index 0000000..686c0b4 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt @@ -0,0 +1,64 @@ +* UniPhier Thermal bindings + +This describes the devicetree bindings for thermal monitor supported by +PVT(Process, Voltage and Temperature) monitoring unit implemented on Socionext +UniPhier SoCs. + +Required properties: +- compatible : + - "socionext,uniphier-pxs2-thermal" : For UniPhier PXs2 SoC + - "socionext,uniphier-ld20-thermal" : For UniPhier LD20 SoC +- interrupts : IRQ for the temperature alarm +- #thermal-sensor-cells : Should be 0. See ./thermal.txt for details. + +Optional properties: +- socionext,tmod-calibration: A pair of calibrated values referred from PVT, + in case that the values aren't set on SoC, + like a reference board. + +Example: + + sysctrl@61840000 { + compatible = "socionext,uniphier-ld20-sysctrl", + "simple-mfd", "syscon"; + reg = <0x61840000 0x10000>; + ... + pvtctl: pvtctl { + compatible = "socionext,uniphier-ld20-thermal"; + interrupts = <0 3 1>; + #thermal-sensor-cells = <0>; + }; + ... + }; + + thermal-zones { + cpu_thermal { + polling-delay-passive = <250>; /* 250ms */ + polling-delay = <1000>; /* 1000ms */ + thermal-sensors = <&pvtctl>; + + trips { + cpu_crit: cpu_crit { + temperature = <110000>; /* 110C */ + hysteresis = <2000>; + type = "critical"; + }; + cpu_alert: cpu_alert { + temperature = <100000>; /* 100C */ + hysteresis = <2000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert>; + cooling-device = <&cpu0 (-1) (-1)>; + }; + map1 { + trip = <&cpu_alert>; + cooling-device = <&cpu2 (-1) (-1)>; + }; + }; + }; + }; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: hayashi.kunihiko@socionext.com (Kunihiko Hayashi) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 1/2] dt-bindings: thermal: add binding documentation for UniPhier thermal monitor Date: Fri, 21 Jul 2017 20:21:44 +0900 [thread overview] Message-ID: <1500636105-11520-2-git-send-email-hayashi.kunihiko@socionext.com> (raw) In-Reply-To: <1500636105-11520-1-git-send-email-hayashi.kunihiko@socionext.com> Add devicetree binding documentation for thermal monitor implemented on Socionext UniPhier SoCs. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Acked-by: Rob Herring <robh@kernel.org> --- .../bindings/thermal/uniphier-thermal.txt | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/uniphier-thermal.txt diff --git a/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt b/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt new file mode 100644 index 0000000..686c0b4 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/uniphier-thermal.txt @@ -0,0 +1,64 @@ +* UniPhier Thermal bindings + +This describes the devicetree bindings for thermal monitor supported by +PVT(Process, Voltage and Temperature) monitoring unit implemented on Socionext +UniPhier SoCs. + +Required properties: +- compatible : + - "socionext,uniphier-pxs2-thermal" : For UniPhier PXs2 SoC + - "socionext,uniphier-ld20-thermal" : For UniPhier LD20 SoC +- interrupts : IRQ for the temperature alarm +- #thermal-sensor-cells : Should be 0. See ./thermal.txt for details. + +Optional properties: +- socionext,tmod-calibration: A pair of calibrated values referred from PVT, + in case that the values aren't set on SoC, + like a reference board. + +Example: + + sysctrl at 61840000 { + compatible = "socionext,uniphier-ld20-sysctrl", + "simple-mfd", "syscon"; + reg = <0x61840000 0x10000>; + ... + pvtctl: pvtctl { + compatible = "socionext,uniphier-ld20-thermal"; + interrupts = <0 3 1>; + #thermal-sensor-cells = <0>; + }; + ... + }; + + thermal-zones { + cpu_thermal { + polling-delay-passive = <250>; /* 250ms */ + polling-delay = <1000>; /* 1000ms */ + thermal-sensors = <&pvtctl>; + + trips { + cpu_crit: cpu_crit { + temperature = <110000>; /* 110C */ + hysteresis = <2000>; + type = "critical"; + }; + cpu_alert: cpu_alert { + temperature = <100000>; /* 100C */ + hysteresis = <2000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert>; + cooling-device = <&cpu0 (-1) (-1)>; + }; + map1 { + trip = <&cpu_alert>; + cooling-device = <&cpu2 (-1) (-1)>; + }; + }; + }; + }; -- 2.7.4
next prev parent reply other threads:[~2017-07-21 11:22 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-07-21 11:21 [PATCH v5 0/2] add UniPhier thermal support Kunihiko Hayashi 2017-07-21 11:21 ` Kunihiko Hayashi 2017-07-21 11:21 ` Kunihiko Hayashi [this message] 2017-07-21 11:21 ` [PATCH v5 1/2] dt-bindings: thermal: add binding documentation for UniPhier thermal monitor Kunihiko Hayashi 2017-07-21 11:21 ` [PATCH v5 2/2] thermal: uniphier: add UniPhier thermal driver Kunihiko Hayashi 2017-07-21 11:21 ` Kunihiko Hayashi 2017-07-21 13:21 ` Masahiro Yamada 2017-07-21 13:21 ` Masahiro Yamada 2017-07-21 13:21 ` Masahiro Yamada 2017-07-21 13:21 ` Masahiro Yamada 2017-07-25 9:19 ` Kunihiko Hayashi 2017-07-25 9:19 ` Kunihiko Hayashi 2017-07-21 13:24 ` [PATCH v5 0/2] add UniPhier thermal support Masahiro Yamada 2017-07-21 13:24 ` Masahiro Yamada 2017-07-21 13:34 ` Masami Hiramatsu 2017-07-21 13:34 ` Masami Hiramatsu 2017-07-25 9:11 ` Kunihiko Hayashi 2017-07-25 9:11 ` Kunihiko Hayashi
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