diff mbox series

[v3,02/11] dt-bindings: i2c: apple,i2c: Add power-domains property

Message ID 20211124073419.181799-3-marcan@marcan.st
State New
Headers show
Series Apple SoC PMGR device power states driver | expand

Commit Message

Hector Martin Nov. 24, 2021, 7:34 a.m. UTC 
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.

Signed-off-by: Hector Martin <marcan@marcan.st>
---
 Documentation/devicetree/bindings/i2c/apple,i2c.yaml | 3 +++
 1 file changed, 3 insertions(+)

Comments

Rob Herring Nov. 29, 2021, 12:54 a.m. UTC | #1 
On Wed, 24 Nov 2021 16:34:12 +0900, Hector Martin wrote:
> 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.
> 
> Signed-off-by: Hector Martin <marcan@marcan.st>
> ---
>  Documentation/devicetree/bindings/i2c/apple,i2c.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 

Acked-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
index 22fc8483256f..be2bfbddfa36 100644
--- a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
@@ -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