[PATCH v2 2/3] dt-bindings: spi: lpspi: Add power-domains

[Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>]

i.MX8(X) based SoC use a power domain. Allow supplying this domain in
bindings.

Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
Changes in v2:
* None

 Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
index e91425012319..727c5346b8ce 100644
--- a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
@@ -63,6 +63,9 @@ properties:
     maximum: 2
     default: 1
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg
-- 
2.34.1