diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index bedec4a325813f92d752b16833ccfb0ba31b2db7..50349437d9615107a3a08fa481b6b2d61612e51c 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -182,7 +182,7 @@ static const struct regmap_config fsl_ssi_regconfig = {
 	.volatile_reg = fsl_ssi_volatile_reg,
 	.precious_reg = fsl_ssi_precious_reg,
 	.writeable_reg = fsl_ssi_writeable_reg,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_FLAT,
 };
 
 struct fsl_ssi_soc_data {