How to display only the Title and Featured Image for Posts in Genesis.

functions.php

<?php
//* Do NOT include the opening php tag

/**
 * Featured Image linking to Post's single page.
 */
function sk_do_post_image() {
	$image_args = array(
		'size' => 'full',
		'attr' => array(
			'class' => 'alignleft',
		)
	);

	// Get the featured image HTML
	$image = genesis_get_image( $image_args );

	echo '<a rel="bookmark" href="'. get_permalink() .'">'. $image .'</a>';
}

add_action( 'genesis_before_entry', 'sk_set_posts_display' );
/**
 * Show Title and Featured image for all Posts. Featured image is not linked to or dependent on Content Archive theme settings
 *
 * Context: Archive and Search result pages.
 *
 * @author Sridhar Katakam
 * @link   http://sridharkatakam.com/display-title-featured-image-posts-genesis/
 */
function sk_set_posts_display() {
	if ( ! ( is_archive() || is_search() ) ) {
		return;
	}

	//* Remove the post info
	remove_action( 'genesis_entry_header', 'genesis_post_info', 12 );

	//* Remove the post content
	remove_action( 'genesis_entry_content', 'genesis_do_post_content' );
	remove_action( 'genesis_entry_content', 'genesis_do_post_content_nav', 12 );
	remove_action( 'genesis_entry_content', 'genesis_do_post_permalink', 14 );

	//* Remove the post thumbnail coming from Content Archives theme settings
	remove_action( 'genesis_entry_content', 'genesis_do_post_image', 8 );

	//* Add the post thumbnail
	add_action( 'genesis_entry_content', 'sk_do_post_image' );

	//* Remove the post meta
	remove_action( 'genesis_entry_footer', 'genesis_entry_footer_markup_open', 5 );
	remove_action( 'genesis_entry_footer', 'genesis_entry_footer_markup_close', 15 );
	remove_action( 'genesis_entry_footer', 'genesis_post_meta' );
}