ASoC: Ensure WM8962 PLL registers are reset

The WM8962 has a separate software reset for the PLL registers. Ensure that
these are reset also on startup.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index f60dfa1..32d931f 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -1961,7 +1961,13 @@
 
 static int wm8962_reset(struct snd_soc_codec *codec)
 {
-	return snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243);
+	int ret;
+
+	ret = snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243);
+	if (ret != 0)
+		return ret;
+
+	return snd_soc_write(codec, WM8962_PLL_SOFTWARE_RESET, 0);
 }
 
 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -2325, 75, 0);