From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
simple-card is supporting TDM.
This patch makes this method simple style standard.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
include/sound/simple_card_utils.h | 12 ++++++++++++
sound/soc/generic/simple-card-utils.c | 11 +++++++++++
2 files changed, 23 insertions(+)
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index 7acc798..6bb2c5f 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -12,10 +12,22 @@
#include <sound/soc.h>
+struct asoc_simple_dai {
+ const char *name;
+ unsigned int sysclk;
+ int slots;
+ int slot_width;
+ unsigned int tx_slot_mask;
+ unsigned int rx_slot_mask;
+ struct clk *clk;
+};
+
int asoc_simple_card_parse_daifmt(struct device *dev,
struct device_node *node,
struct device_node *codec,
char *prefix,
unsigned int *retfmt);
+int asoc_simple_card_parse_tdm(struct device_node *port_np,
+ 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 3f6b725..86fb2cf 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -52,3 +52,14 @@ int asoc_simple_card_parse_daifmt(struct device *dev,
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_parse_daifmt);
+
+int asoc_simple_card_parse_tdm(struct device_node *port_np,
+ struct asoc_simple_dai *simple_dai)
+{
+ return snd_soc_of_parse_tdm_slot(port_np,
+ &simple_dai->tx_slot_mask,
+ &simple_dai->rx_slot_mask,
+ &simple_dai->slots,
+ &simple_dai->slot_width);
+}
+EXPORT_SYMBOL_GPL(asoc_simple_card_parse_tdm);
--
1.9.1
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