[ALSA] ASoC WM8731 support for 32k @ 12MHz sysclk

This patch adds support for 32k audio on the WM8731 when running from a
12MHz system clock.
Signed-off-by: NFrank Mandarino <fmandarino@endrelia.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>

sound/soc/codecs/wm8731.c

@@ -435,6 +435,7 @@ static const struct _coeff_div coeff_div[] = {
 	/* 32k */
 	{12288000, 32000, 384, 0x6, 0x0, 0x0},
 	{18432000, 32000, 576, 0x6, 0x1, 0x0},
+	{12000000, 32000, 375, 0x6, 0x0, 0x1},
 
 	/* 8k */
 	{12288000, 8000, 1536, 0x3, 0x0, 0x0},