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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /Documentation/devicetree/bindings/power/wakeup-source.txt | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/power/wakeup-source.txt')
-rw-r--r-- | Documentation/devicetree/bindings/power/wakeup-source.txt | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/power/wakeup-source.txt b/Documentation/devicetree/bindings/power/wakeup-source.txt index 697333a56d..75bc20b956 100644 --- a/Documentation/devicetree/bindings/power/wakeup-source.txt +++ b/Documentation/devicetree/bindings/power/wakeup-source.txt @@ -3,16 +3,20 @@ Specifying wakeup capability for devices Any device nodes ---------------- -Nodes that describe devices which has wakeup capability must contain an +Nodes that describe devices which have wakeup capability may contain a "wakeup-source" boolean property. -Also, if device is marked as a wakeup source, then all the primary -interrupt(s) can be used as wakeup interrupt(s). +If the device is marked as a wakeup-source, interrupt wake capability depends +on the device specific "interrupt-names" property. If no interrupts are labeled +as wake capable, then it is up to the device to determine which interrupts can +wake the system. -However if the devices have dedicated interrupt as the wakeup source -then they need to specify/identify the same using device specific -interrupt name. In such cases only that interrupt can be used as wakeup -interrupt. +However if a device has a dedicated interrupt as the wakeup source, then it +needs to specify/identify it using a device specific interrupt name. In such +cases only that interrupt can be used as a wakeup interrupt. + +While various legacy interrupt names exist, new devices should use "wakeup" as +the canonical interrupt name. List of legacy properties and respective binding document --------------------------------------------------------- |