this version is for php7.0-fpm users with nginx

phpmyadmin.conf

server {
listen 80;
listen [::]80;

server_name YOURPHPMYADMIN.example.com;

index index.php
root /usr/share/phpmyadmin;

    location ~ \.php$ {
        fastcgi_pass unix:/var/run/php/php7.0-fpm.sock;
        include fastcgi_params;
    }
    location /setup {
    return 404;
    deny all;
    }
}