[PATCH] Documentation: usb: document bbu fastboot partition name

[Marco Felsch]

On 24-01-23, Bastian Krause wrote:
> After looking this up the nth time in the code base, it's really time to
> document this.

:)
> Signed-off-by: Bastian Krause <bst at pengutronix.de>

Reviewed-by: Marco Felsch <m.felsch at pengutronix.de>

> ---
>  Documentation/user/usb.rst | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/user/usb.rst b/Documentation/user/usb.rst
> index 95d6dd7e363..92fe1234645 100644
> --- a/Documentation/user/usb.rst
> +++ b/Documentation/user/usb.rst
> @@ -168,7 +168,8 @@ The Fastboot gadget supports the following commands:
>  ``fastboot flash`` additionally supports image types UBI and Barebox. For UBI
>  Images and a MTD device as target, ubiformat is called. For a Barebox image
>  with an available barebox update handler for the fastboot exported device, the
> -barebox_update is called.
> +barebox_update is called (exported as ``bbu-<update_handler_name>`` fastboot
> +partition).
>  
>  The barebox Fastboot gadget supports the following non standard extensions:
>  
> -- 
> 2.39.2
> 
> 
>