ASoC: core: add multi-codec support in DT

This patch exports a core function which handles the DT description
of multi-codec links (as: "sound-dai = <&hdmi 0>, <&spdif_codec>;")
and creates a CODEC component array in the DAI link.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 7ba7130037a0..2750e6ad0128 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1451,6 +1451,9 @@ unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
                                      struct device_node **framemaster);
 int snd_soc_of_get_dai_name(struct device_node *of_node,
                             const char **dai_name);
+int snd_soc_of_get_dai_link_codecs(struct device *dev,
+                                   struct device_node *of_node,
+                                   struct snd_soc_dai_link *dai_link);
 
 #include <sound/soc-dai.h>