[RFC PATCH v3 2/6] dt-bindings: spi/core: add wakeup-source optional property

[Jeffy Chen <jeffy.chen@xxxxxxxxxxxxxx>]

Update document devicetree bindings to support "wakeup-source" property.

Signed-off-by: Jeffy Chen <jeffy.chen@xxxxxxxxxxxxxx>
---

Changes in v3: None

 Documentation/devicetree/bindings/spi/spi-bus.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/spi/spi-bus.txt b/Documentation/devicetree/bindings/spi/spi-bus.txt
index 1f6e86f..0fa1ccf 100644
--- a/Documentation/devicetree/bindings/spi/spi-bus.txt
+++ b/Documentation/devicetree/bindings/spi/spi-bus.txt
@@ -77,6 +77,7 @@ All slave nodes can contain the following optional properties:
 		    Defaults to 1 if not present.
 - spi-rx-delay-us - Microsecond delay after a read transfer.
 - spi-tx-delay-us - Microsecond delay after a write transfer.
+- wakeup-source   - Device can be used as a wakeup source.
 
 Some SPI controllers and devices support Dual and Quad SPI transfer mode.
 It allows data in the SPI system to be transferred using 2 wires (DUAL) or 4
-- 
2.1.4


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