Register a new sidebar for DIVI

// AWK: register a new sidebar for the HEADER

function awk_custom_sidebar() {
  register_sidebar(
    array(
      'name' => __( 'AWK - Header', 'simplesidebar' ),
      'id' => 'awk-header',
      'description' => __( 'AWK - Header', 'A simple sidebar ready to go' ),
      'before_widget' => '<div class="widget-content">',
      'after_widget' => "</div>",
      'before_title' => '<h2 class="widget-title">',
      'after_title' => '</h2>',
    )
  );
}

add_action( 'widgets_init', 'awk_custom_sidebar' );

<?php      
   if ( is_active_sidebar( 'awk-header' ) ) :
   dynamic_sidebar( 'awk-header' );
   endif; 
?>