You can include it in a class="input-group"
.
<!-- Example 1 -->
<div class="input-group">
<span class="input-group-btn">
<button class="btn btn-default" data-icon="glyphicon-map-marker" role="iconpicker"></button>
</span>
<input type="text" class="form-control" value="My marker">
</div>
<!-- Example 2 -->
<div class="input-group">
<input type="text" class="form-control" value="My house">
<span class="input-group-btn">
<button class="btn btn-default" data-icon="glyphicon-home" role="iconpicker"></button>
</span>
</div>