[PATCH] ASoC: wm8974: set cache type for regmap

[Mans Rullgard]

Attempting to use this codec driver triggers a BUG() in regcache_sync()
since no cache type is set.  The register map of this device is fairly
small and has few holes so a flat cache is suitable.

Signed-off-by: Mans Rullgard <mans@xxxxxxxxx>
---
 sound/soc/codecs/wm8974.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/codecs/wm8974.c b/sound/soc/codecs/wm8974.c
index 45ba828..c284c7b 100644
--- a/sound/soc/codecs/wm8974.c
+++ b/sound/soc/codecs/wm8974.c
@@ -574,6 +574,7 @@ static const struct regmap_config wm8974_regmap = {
 	.max_register = WM8974_MONOMIX,
 	.reg_defaults = wm8974_reg_defaults,
 	.num_reg_defaults = ARRAY_SIZE(wm8974_reg_defaults),
+	.cache_type = REGCACHE_FLAT,
 };
 
 static int wm8974_probe(struct snd_soc_codec *codec)
-- 
2.6.3

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