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dt-bindings: i2c: apple,i2c: Add power-domains property

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This will bind to the PMGR pwrstate nodes that control power/clock
gating to SoC blocks. The i2c driver doesn't do runtime-pm yet, so
initially this will just keep the domain on permanently.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hector Martin <marcan@marcan.st>
This commit is contained in:
Hector Martin 2021-11-24 15:12:03 +09:00
parent c03edf1c0f
commit 6f8260557d
1 changed files with 3 additions and 0 deletions
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Documentation/devicetree/bindings/i2c/apple,i2c.yaml
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@ -40,6 +40,9 @@ properties:
used. This frequency is generated by dividing the reference clock.
Allowed values are between ref_clk/(16*4) and ref_clk/(16*255).
power-domains:
maxItems: 1
required:
- compatible
- reg