ASoC: dapm: Bodge for lack of a widely available clk API

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

sound/soc/soc-dapm.c

@@ -1011,12 +1011,14 @@ int dapm_clock_event(struct snd_soc_dapm_widget *w,
 	if (!w->clk)
 		return -EIO;
 
+#ifdef CONFIG_HAVE_CLK
 	if (SND_SOC_DAPM_EVENT_ON(event)) {
 		return clk_enable(w->clk);
 	} else {
 		clk_disable(w->clk);
 		return 0;
 	}
+#endif
 }
 EXPORT_SYMBOL_GPL(dapm_clock_event);
 
@@ -2902,13 +2904,17 @@ snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
 		}
 		break;
 	case snd_soc_dapm_clock_supply:
+#ifdef CONFIG_HAVE_CLK
 		w->clk = devm_clk_get(dapm->dev, w->name);
 		if (IS_ERR(w->clk)) {
 			ret = PTR_ERR(w->clk);
 			dev_err(dapm->dev, "Failed to request %s: %d\n",
 				w->name, ret);
 			return NULL;
 		}
+#else
+		return NULL;
+#endif
 		break;
 	default:
 		break;