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-rw-r--r--include/sound/simple_card_utils.h2
-rw-r--r--sound/soc/generic/simple-card-utils.c29
2 files changed, 31 insertions, 0 deletions
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index 62b392695d2d..13168e029232 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -58,4 +58,6 @@ int asoc_simple_card_parse_dai(struct device_node *node,
const char *cells_name,
int *is_single_links);
+int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
+ struct asoc_simple_dai *simple_dai);
#endif /* __SIMPLE_CARD_CORE_H */
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index 27e6d038a902..33abe1f7014e 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -164,6 +164,35 @@ int asoc_simple_card_parse_dai(struct device_node *node,
}
EXPORT_SYMBOL_GPL(asoc_simple_card_parse_dai);
+int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
+ struct asoc_simple_dai *simple_dai)
+{
+ int ret;
+
+ if (simple_dai->sysclk) {
+ ret = snd_soc_dai_set_sysclk(dai, 0, simple_dai->sysclk, 0);
+ if (ret && ret != -ENOTSUPP) {
+ dev_err(dai->dev, "simple-card: set_sysclk error\n");
+ return ret;
+ }
+ }
+
+ if (simple_dai->slots) {
+ ret = snd_soc_dai_set_tdm_slot(dai,
+ simple_dai->tx_slot_mask,
+ simple_dai->rx_slot_mask,
+ simple_dai->slots,
+ simple_dai->slot_width);
+ if (ret && ret != -ENOTSUPP) {
+ dev_err(dai->dev, "simple-card: set_tdm_slot error\n");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(asoc_simple_card_init_dai);
+
/* Module information */
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
MODULE_DESCRIPTION("ALSA SoC Simple Card Utils");