title: How to add customised ATAG variable in U-Boot and Linux kernel?
body: <p>I want to add customized <code>atag</code> variable in U-Boot and Linux kernel.<br>
  How can i achieve this?<br>
  Is there any procedure to add an <code>ATAG</code> variable in <code>U-Boot</code> and <code>Linux</code>?</p>