diff options
Diffstat (limited to 'target/linux/mediatek/patches/0007-dt-bindings-soc-Add-documentation-for-the-MediaTek-S.patch')
| -rw-r--r-- | target/linux/mediatek/patches/0007-dt-bindings-soc-Add-documentation-for-the-MediaTek-S.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches/0007-dt-bindings-soc-Add-documentation-for-the-MediaTek-S.patch b/target/linux/mediatek/patches/0007-dt-bindings-soc-Add-documentation-for-the-MediaTek-S.patch new file mode 100644 index 0000000000..f7bdbd6e0c --- /dev/null +++ b/target/linux/mediatek/patches/0007-dt-bindings-soc-Add-documentation-for-the-MediaTek-S.patch @@ -0,0 +1,57 @@ +From 06a1fd8a198771abc7c5badcf43a49a715ba4c76 Mon Sep 17 00:00:00 2001 +From: Sascha Hauer <s.hauer@pengutronix.de> +Date: Tue, 9 Jun 2015 10:47:00 +0200 +Subject: [PATCH 07/76] dt-bindings: soc: Add documentation for the MediaTek + SCPSYS unit + +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 | 34 ++++++++++++++++++++ + 1 file changed, 34 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..87f2091 +--- /dev/null ++++ b/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt +@@ -0,0 +1,34 @@ ++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 ++- infracfg: must contain a phandle to the infracfg controller ++ ++Example: ++ ++ scpsys: scpsys@10006000 { ++ #power-domain-cells = <1>; ++ compatible = "mediatek,mt8173-scpsys"; ++ reg = <0 0x10006000 0 0x1000>; ++ infracfg = <&infracfg>; ++ }; ++ ++Example consumer: ++ ++ afe: mt8173-afe-pcm@11220000 { ++ compatible = "mediatek,mt8173-afe-pcm"; ++ power-domains = <&scpsys MT8173_POWER_DOMAIN_AUDIO>; ++ }; +-- +1.7.10.4 + |