[PATCH] Doc: USB: gadget: atmel_usba correct atmel,vbus-gpio meaning

[Alexandre Belloni]

atmel,at91sam9rl-udc is a USB gadget, it has now means to control vbus.
atmel,vbus-gpio is in fact used to detect the presence of vbus.

Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/usb/atmel-usb.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/atmel-usb.txt b/Documentation/devicetree/bindings/usb/atmel-usb.txt
index 55f51af08bc7..bc2222ca3f2a 100644
--- a/Documentation/devicetree/bindings/usb/atmel-usb.txt
+++ b/Documentation/devicetree/bindings/usb/atmel-usb.txt
@@ -57,8 +57,8 @@ Required properties:
  - ep childnode: To specify the number of endpoints and their properties.
 
 Optional properties:
- - atmel,vbus-gpio: If present, specifies a gpio that needs to be
-   activated for the bus to be powered.
+ - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
+   vbus is present (USB is connected).
 
 Required child node properties:
  - name: Name of the endpoint.
-- 
1.8.3.2

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