Add Attributes for Mobile Navigation Menu

functions.php

add_filter( 'genesis_attr_nav-mobile', 'gst_attributes_nav_mobile' );
/**
 * Add Attributes for Mobile Navigation Menu.
 * 
 * @author Brad Potter
 * 
 * @link http://www.bradpotter.com
 *
 * Based on code from the StudioPress Genesis Framework 2.0
 */
function gst_attributes_nav_mobile( $attributes ) {

	$attributes['role']      = 'navigation';
	$attributes['itemscope'] = 'itemscope';
	$attributes['itemtype']  = 'http://schema.org/SiteNavigationElement';

	return $attributes;
}