[PATCH 1/4] Documentation: bindings: pinctrl: document the generic groups property

[Antoine Tenart]

Group-based drivers use a groups property to define on which groups a
mux function is applied to. Document it.

Signed-off-by: Antoine Tenart <antoine.tenart@xxxxxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
index fa40a177164c..7a1adc08b366 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
@@ -141,6 +141,7 @@ Supported generic properties are:
 pins			- the list of pins that properties in the node
 			  apply to
 function		- the mux function to select
+groups			- a list of groups a mux function is applied to
 bias-disable		- disable any pin bias
 bias-high-impedance	- high impedance mode ("third-state", "floating")
 bias-bus-hold		- latch weakly
-- 
1.9.1

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