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-rw-r--r--doc/README.distro7
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/README.distro b/doc/README.distro
index 9e4722a86e..019903ea7d 100644
--- a/doc/README.distro
+++ b/doc/README.distro
@@ -341,6 +341,13 @@ scan_dev_for_scripts:
If you want to disable boot.scr on all disks, set the value to something
innocuous, e.g. setenv scan_dev_for_scripts true.
+boot_net_usb_start:
+
+ If you want to prevent USB enumeration by distro boot commands which execute
+ network operations, set the value to something innocuous, e.g. setenv
+ boot_net_usb_start true. This would be useful if you know your Ethernet
+ device is not attached to USB, and you wish to increase boot speed by
+ avoiding unnecessary actions.
Interactively booting from a specific device at the u-boot prompt
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