Generate a mobile sitemap of your website. Once completed, submit to Google Webmaster Tools. Simple. For WordPress blogs, you may not need a separate mobile sitemap IF your incorporating a “Responsive Web Design” where the same page is served to both desktop and mobile screens.
What are sitemaps? sitemaps are a way to tell Google, Bing and other search engines about web pages, images and video content on your site that they may otherwise not discover.
How do you create a mobile sitemap? There are numerous Sitemap XML generators on the web. Most are free. Just google “sitemap generator” and it will bring up a list. WordPress has mobile sitemap plugins to help you as well if your using that platform.