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-rw-r--r--Documentation/devicetree/bindings/usb/omap-usb.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/omap-usb.txt b/Documentation/devicetree/bindings/usb/omap-usb.txt
index 3d78cc2b486e..1ef0ce71f8fa 100644
--- a/Documentation/devicetree/bindings/usb/omap-usb.txt
+++ b/Documentation/devicetree/bindings/usb/omap-usb.txt
@@ -3,6 +3,9 @@ OMAP GLUE AND OTHER OMAP SPECIFIC COMPONENTS
OMAP MUSB GLUE
- compatible : Should be "ti,omap4-musb" or "ti,omap3-musb"
- ti,hwmods : must be "usb_otg_hs"
+ - ti,has-mailbox : to specify that omap uses an external mailbox
+ (in control module) to communicate with the musb core during device connect
+ and disconnect.
- multipoint : Should be "1" indicating the musb controller supports
multipoint. This is a MUSB configuration-specific setting.
- num_eps : Specifies the number of endpoints. This is also a
@@ -24,6 +27,7 @@ SOC specific device node entry
usb_otg_hs: usb_otg_hs@4a0ab000 {
compatible = "ti,omap4-musb";
ti,hwmods = "usb_otg_hs";
+ ti,has-mailbox;
multipoint = <1>;
num_eps = <16>;
ram_bits = <12>;