From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
This patch adds rsnd_dvc_of_node() to get DVC subnode from DT.
This is prepare for new DT bindings for 1st DMAC
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
v1 -> v2
- new patch
sound/soc/sh/rcar/dvc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index d7f9ed9..e099018 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -24,6 +24,9 @@ struct rsnd_dvc {
struct rsnd_kctrl_cfg_s rdown; /* Ramp Rate Down */
};
+#define rsnd_dvc_of_node(priv) \
+ of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
+
#define rsnd_mod_to_dvc(_mod) \
container_of((_mod), struct rsnd_dvc, mod)
--
1.7.9.5
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