[WordPress] Code from our blog post Integrating JetPack Infinite Scroll with Genesis - http://www.limecanvas.com/integrating-jetpack-infinite-scroll-with-genesis/

code-snippet-1.php

/**
 * Add support for JetPack infinite scroll
 **/
function lc_infinite_scroll_init() {
 add_theme_support( 'infinite-scroll', array(
 'container' => 'content',
 'footer' => 'footer',
 'render' => 'genesis_do_loop'
 ) );
}
add_action( 'after_setup_theme', 'lc_infinite_scroll_init' );

code-snippet-2.php

/**
 * Add a CSS ID to main element
 **/
add_filter( 'genesis_attr_content', 'lc_custom_attributes_content' );
function lc_custom_attributes_content( $attributes ) {
	$attributes['id'] = 'main-content';
	return $attributes;
 
}

/**
 * Add support for JetPack infinite scroll
 **/
function lc_infinite_scroll_init() {
 add_theme_support( 'infinite-scroll', array(
 'container' => 'main-content',
 'footer' => 'footer',
 'render' => 'genesis_do_loop'
 ) );
}
add_action( 'after_setup_theme', 'lc_infinite_scroll_init' );