From: Sascha Hauer <s.hauer@pengutronix.de> To: linux-arm-kernel@lists.infradead.org Cc: Matthias Brugger <matthias.bgg@gmail.com>, devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, Kevin Hilman <khilman@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de> Subject: [PATCH 1/4] dt-bindings: soc: Add documentation for the MediaTek SCPSYS unit Date: Tue, 10 Mar 2015 16:41:00 +0100 [thread overview] Message-ID: <1426002063-25713-2-git-send-email-s.hauer@pengutronix.de> (raw) In-Reply-To: <1426002063-25713-1-git-send-email-s.hauer@pengutronix.de> This adds documentation for the MediaTek SCPSYS unit found in MT8173 SoCs. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> --- .../devicetree/bindings/soc/mediatek/scpsys.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/scpsys.txt diff --git a/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt new file mode 100644 index 0000000..4764a03 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt @@ -0,0 +1,32 @@ +MediaTek SCPSYS +=============== + +The System Control Processor System (SCPSYS) has several power management +related tasks in the system. The tasks include thermal measurement, dynamic +voltage frequency scaling (DVFS), interrupt filter and lowlevel sleep control. +The System Power Manager (SPM) inside the SCPSYS is for the MTCMOS power +domain control. + +The driver implements the Generic PM domain bindings described in +power/power_domain.txt. It provides the power domains defined in +include/dt-bindings/power/mt8173-power.h. + +Required properties: +- compatible: Must be "mediatek,mt8173-scpsys" +- #power-domain-cells: Must be 1 +- reg: Address range of the SCPSYS unit + +Example: + + scpsys: scpsys@10006000 { + #power-domain-cells = <1>; + compatible = "mediatek,mt8173-scpsys"; + reg = <0 0x10006000 0 0x1000>; + }; + +Example consumer: + + afe: mt8173-afe-pcm@11220000 { + compatible = "mediatek,mt8173-afe-pcm"; + power-domains = <&scpsys MT8173_POWER_DOMAIN_AUDIO>; + }; -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: s.hauer@pengutronix.de (Sascha Hauer) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/4] dt-bindings: soc: Add documentation for the MediaTek SCPSYS unit Date: Tue, 10 Mar 2015 16:41:00 +0100 [thread overview] Message-ID: <1426002063-25713-2-git-send-email-s.hauer@pengutronix.de> (raw) In-Reply-To: <1426002063-25713-1-git-send-email-s.hauer@pengutronix.de> This adds documentation for the MediaTek SCPSYS unit found in MT8173 SoCs. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> --- .../devicetree/bindings/soc/mediatek/scpsys.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/scpsys.txt diff --git a/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt new file mode 100644 index 0000000..4764a03 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt @@ -0,0 +1,32 @@ +MediaTek SCPSYS +=============== + +The System Control Processor System (SCPSYS) has several power management +related tasks in the system. The tasks include thermal measurement, dynamic +voltage frequency scaling (DVFS), interrupt filter and lowlevel sleep control. +The System Power Manager (SPM) inside the SCPSYS is for the MTCMOS power +domain control. + +The driver implements the Generic PM domain bindings described in +power/power_domain.txt. It provides the power domains defined in +include/dt-bindings/power/mt8173-power.h. + +Required properties: +- compatible: Must be "mediatek,mt8173-scpsys" +- #power-domain-cells: Must be 1 +- reg: Address range of the SCPSYS unit + +Example: + + scpsys: scpsys at 10006000 { + #power-domain-cells = <1>; + compatible = "mediatek,mt8173-scpsys"; + reg = <0 0x10006000 0 0x1000>; + }; + +Example consumer: + + afe: mt8173-afe-pcm at 11220000 { + compatible = "mediatek,mt8173-afe-pcm"; + power-domains = <&scpsys MT8173_POWER_DOMAIN_AUDIO>; + }; -- 2.1.4
next prev parent reply other threads:[~2015-03-10 15:41 UTC|newest] Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-03-10 15:40 [PATCH v1] Mediatek SCPSYS power domain support Sascha Hauer 2015-03-10 15:40 ` Sascha Hauer 2015-03-10 15:40 ` Sascha Hauer 2015-03-10 15:41 ` Sascha Hauer [this message] 2015-03-10 15:41 ` [PATCH 1/4] dt-bindings: soc: Add documentation for the MediaTek SCPSYS unit Sascha Hauer 2015-03-10 15:41 ` [PATCH 2/4] soc: Mediatek: Add SCPSYS power domain driver Sascha Hauer 2015-03-10 15:41 ` Sascha Hauer 2015-03-10 15:41 ` Sascha Hauer 2015-03-11 11:10 ` Paul Bolle 2015-03-11 11:10 ` Paul Bolle 2015-03-31 16:27 ` Kevin Hilman 2015-03-31 16:27 ` Kevin Hilman 2015-04-13 10:55 ` Sascha Hauer 2015-04-13 10:55 ` Sascha Hauer 2015-04-13 10:55 ` Sascha Hauer 2015-05-08 12:16 ` Matthias Brugger 2015-05-08 12:16 ` Matthias Brugger 2015-05-08 12:16 ` Matthias Brugger 2015-05-08 12:19 ` Sascha Hauer 2015-05-08 12:19 ` Sascha Hauer 2015-05-08 12:19 ` Sascha Hauer 2015-05-08 12:28 ` Matthias Brugger 2015-05-08 12:28 ` Matthias Brugger 2015-05-08 12:28 ` Matthias Brugger 2015-05-08 12:51 ` Sascha Hauer 2015-05-08 12:51 ` Sascha Hauer 2015-05-08 12:51 ` Sascha Hauer 2015-05-08 15:51 ` Matthias Brugger 2015-05-08 15:51 ` Matthias Brugger 2015-05-08 15:51 ` Matthias Brugger 2015-03-10 15:41 ` [PATCH 3/4] ARM64: MediaTek: Add generic pm domain support Sascha Hauer 2015-03-10 15:41 ` Sascha Hauer 2015-03-10 15:41 ` [PATCH 4/4] ARM64: MediaTek MT8173: Add SCPSYS device node Sascha Hauer 2015-03-10 15:41 ` Sascha Hauer [not found] ` <1426002063-25713-1-git-send-email-s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> 2015-03-26 9:45 ` [PATCH v1] Mediatek SCPSYS power domain support Sascha Hauer -- strict thread matches above, loose matches on Subject: below -- 2015-05-11 13:11 [PATCH v2] " Sascha Hauer 2015-05-11 13:11 ` [PATCH 1/4] dt-bindings: soc: Add documentation for the MediaTek SCPSYS unit Sascha Hauer 2015-05-11 13:11 ` Sascha Hauer 2015-05-11 13:11 ` Sascha Hauer 2015-03-09 8:09 [RFC] Mediatek SCPSYS power domain support Sascha Hauer 2015-03-09 8:10 ` [PATCH 1/4] dt-bindings: soc: Add documentation for the MediaTek SCPSYS unit Sascha Hauer 2015-03-09 8:10 ` Sascha Hauer 2015-03-09 20:46 ` Kevin Hilman 2015-03-09 20:46 ` Kevin Hilman 2015-03-10 8:02 ` Sascha Hauer 2015-03-10 8:02 ` Sascha Hauer 2015-03-10 8:02 ` Sascha Hauer
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