ASoC: rsnd: add DT support to DVC
Now, DVC can use DT
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index deef310..9096fb0 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -235,6 +235,42 @@
return &((struct rsnd_dvc *)(priv->dvc) + id)->mod;
}
+static void rsnd_of_parse_dvc(struct platform_device *pdev,
+ const struct rsnd_of_data *of_data,
+ struct rsnd_priv *priv)
+{
+ struct device_node *node;
+ struct rsnd_dvc_platform_info *dvc_info;
+ struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ struct device *dev = &pdev->dev;
+ int nr;
+
+ if (!of_data)
+ return;
+
+ node = of_get_child_by_name(dev->of_node, "rcar_sound,dvc");
+ if (!node)
+ return;
+
+ nr = of_get_child_count(node);
+ if (!nr)
+ goto rsnd_of_parse_dvc_end;
+
+ dvc_info = devm_kzalloc(dev,
+ sizeof(struct rsnd_dvc_platform_info) * nr,
+ GFP_KERNEL);
+ if (!dvc_info) {
+ dev_err(dev, "dvc info allocation error\n");
+ goto rsnd_of_parse_dvc_end;
+ }
+
+ info->dvc_info = dvc_info;
+ info->dvc_info_nr = nr;
+
+rsnd_of_parse_dvc_end:
+ of_node_put(node);
+}
+
int rsnd_dvc_probe(struct platform_device *pdev,
const struct rsnd_of_data *of_data,
struct rsnd_priv *priv)
@@ -246,6 +282,8 @@
char name[RSND_DVC_NAME_SIZE];
int i, nr;
+ rsnd_of_parse_dvc(pdev, of_data, priv);
+
nr = info->dvc_info_nr;
if (!nr)
return 0;