ASoC: s3c24xx_uda134x: Remove unused power() callback

The power() callback has always been empty so just remove it.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/s3c24xx_uda134x.h

@@ -7,7 +7,6 @@ struct s3c24xx_uda134x_platform_data {
 	int l3_clk;
 	int l3_mode;
 	int l3_data;
-	void (*power) (int);
 	int model;
 };
 

sound/soc/samsung/s3c24xx_uda134x.c

@@ -281,7 +281,6 @@ static int s3c24xx_uda134x_probe(struct platform_device *pdev)
 		       "unable to find platform data\n");
 		return -ENODEV;
 	}
-	s3c24xx_uda134x.power = s3c24xx_uda134x_l3_pins->power;
 	s3c24xx_uda134x.model = s3c24xx_uda134x_l3_pins->model;
 
 	if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_data,