ASoC: buildfix for OSK

Buildfix:

  CC      sound/soc/omap/osk5912.o
  sound/soc/omap/osk5912.c: In function 'osk_soc_init':
  sound/soc/omap/osk5912.c:189: error: implicit declaration of function 'clk_get_usecount'
  make[3]: *** [sound/soc/omap/osk5912.o] Error 1

There's no such (standard) clock interface.
Signed-off-by: NDavid Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/omap/osk5912.c

@@ -186,13 +186,6 @@ static int __init osk_soc_init(void)
 		return -ENODEV;
 	}
 
-	if (clk_get_usecount(tlv320aic23_mclk) > 0) {
-		/* MCLK is already in use */
-		printk(KERN_WARNING
-		       "MCLK in use at %d Hz. We change it to %d Hz\n",
-		       (uint) clk_get_rate(tlv320aic23_mclk), CODEC_CLOCK);
-	}
-
 	/*
 	 * Configure 12 MHz output on MCLK.
 	 */
@@ -205,9 +198,8 @@ static int __init osk_soc_init(void)
 		}
 	}
 
-	printk(KERN_INFO "MCLK = %d [%d], usecount = %d\n",
-	       (uint) clk_get_rate(tlv320aic23_mclk), CODEC_CLOCK,
-	       clk_get_usecount(tlv320aic23_mclk));
+	printk(KERN_INFO "MCLK = %d [%d]\n",
+	       (uint) clk_get_rate(tlv320aic23_mclk), CODEC_CLOCK);
 
 	return 0;
 err1: