Merge branch 'master' of git://www.denx.de/git/u-boot-usb

1 files changed, 7 insertions, 0 deletions

diff --git a/README b/README
index 8e19aebb9c9..a70475fb05f 100644
--- a/README
+++ b/README
@@ -1367,6 +1367,13 @@ The following options need to be configured:
 			for your device
 			- CONFIG_USBD_PRODUCTID 0xFFFF
 
+		Some USB device drivers may need to check USB cable attachment.
+		In this case you can enable following config in BoardName.h:
+			CONFIG_USB_CABLE_CHECK
+			This enables function definition:
+			- usb_cable_connected() in include/usb.h
+			Implementation of this function is board-specific.
+
 - ULPI Layer Support:
 		The ULPI (UTMI Low Pin (count) Interface) PHYs are supported via
 		the generic ULPI layer. The generic layer accesses the ULPI PHY