Custom logo on top of UINavigationBar?

- (void)viewDidLoad {
  [super viewDidLoad];

  UIButton *logoView = [[[UIButton alloc] initWithFrame:CGRectMake(0,0,85,40)] autorelease];
  [logoView setBackgroundImage:[UIImage imageNamed:@"navBarLogo.png"] forState:UIControlStateNormal];
  [logoView setUserInteractionEnabled:NO];

  self.navigationItem.titleView = logoView;
}

[[UINavigationBar appearance] setBackgroundImage:[self imageWithColor:[UIColor whiteColor]] forBarMetrics:UIBarMetricsDefault];
[[UINavigationBar appearance] setShadowImage:[[UIImage alloc] init]];

- (UIImage *)imageWithColor:(UIColor *)color {
CGRect rect = CGRectMake(0.0f, 0.0f, 1.0f, 1.0f);
UIGraphicsBeginImageContext(rect.size);
CGContextRef context = UIGraphicsGetCurrentContext();

CGContextSetFillColorWithColor(context, [color CGColor]);
CGContextFillRect(context, rect);

UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();

return image; 
}

[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault];
[[UINavigationBar appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName : [UIColor blackColor]}];

[self.navigationController setNavigationBarHidden:YES];

[self.navigationController popViewControllerAnimated:YES];

 function m1_customize_register( $wp_customize ) {
    $wp_customize->add_setting( 'm1_logo' ); // Add setting for logo uploader

    // Add control for logo uploader (actual uploader)
    $wp_customize->add_control( new WP_Customize_Image_Control( $wp_customize, 'm1_logo', array(
        'label'    => __( 'Upload Logo (replaces text)', 'm1' ),
        'section'  => 'title_tagline',
        'settings' => 'm1_logo',
    ) ) );
}
add_action( 'customize_register', 'm1_customize_register' );

 <img src="<?php echo get_theme_mod( 'm1_logo' ); ?>" alt="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) ); ?>">