get value from query and put on controller

[eluser]ranggadablues[/eluser]
Hallo..

first sorry for my english.
I just create a contact form, I want for email to is dynamic that I can change for the email on my admin panel setup,the question is can I get value from query and put on controller here the script

Code:

function contact()
{  
  $data['email'] = $this->Pgallery_model->getEmail();
  
  $this->form_validation->set_rules('email','Email','trim|required|valid_email');
    
  if ($this->form_validation->run()==FALSE){  
   $this->load->view('contact', $data);
   } else {
    $config['protocol'] = 'sendmail';
    $config['mailtype'] = 'text';
    $config['charset'] = 'utf-8';
    $config['wordwrap'] = TRUE;
    $this->email->initialize($config);
    
    $this->email->to(/*here the query value*/);
    
    $this->email->send();    
    $this->load->view('contact_sukses', $data);
  }
}

here for my model

Code:

function getEmail()
{
  $query = $this->db->query('select email from setup');
  return $query->result();
}

I want

Code:

$this->email->to(/*here the query value*/);

get result on own controller, please help. Thank you