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-rw-r--r--Documentation/devicetree/bindings/gpio/gpio-vf610.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-vf610.txt b/Documentation/devicetree/bindings/gpio/gpio-vf610.txt
index 0ccbae44019c..42130d9a2ef2 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-vf610.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-vf610.txt
@@ -27,6 +27,12 @@ Required properties for GPIO node:
Note: Each GPIO port should have an alias correctly numbered in "aliases"
node.
+Optional properties:
+- clocks : phandle + clock specifier pairs, one for each entry in
+ clock-names.
+- clock-names : should contain: "port" - the Port module clock and
+ "gpio" - the GPIO module clock.
+
Examples:
aliases {