Set Genesis static homepage site title and entry title heading levels to h1 and h2

functions.php

<?php
add_filter( 'genesis_entry_title_wrap', 'custom_homepage_title_to_h2' );
/**
 * Set page title to h2 on a static homepage if Genesis SEO is not in use.
 *
 * @param string $wrap The original wrap.
 * @return string The new wrap.
 */
function custom_homepage_title_to_h2( $wrap ) {
	if ( is_front_page() && ! is_home() && ! genesis_seo_active() ) {
		return 'h2';
	}

	return $wrap;
}

add_filter( 'genesis_site_title_wrap', 'custom_homepage_site_title_to_h1' );
/**
 * Set site title to h1 on a static homepage if Genesis SEO is not in use.
 *
 * @param string $wrap The original wrap.
 * @return string The new wrap.
 */
function custom_homepage_site_title_to_h1( $wrap ) {
	if ( is_front_page() && ! is_home() && ! genesis_seo_active()) {
		return 'h1';
	}

	return $wrap;
}