ak4642 driver can be used from simple-card driver
which requires .of_xlate_dai_name.
This patch supports .of_xlate_dai_name.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto...@renesas.com>
---
v5 -> v6
- new patch
Documentation/devicetree/bindings/sound/ak4642.txt | 5 +++++
sound/soc/codecs/ak4642.c | 1 +
2 files changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/ak4642.txt
b/Documentation/devicetree/bindings/sound/ak4642.txt
index 623d4e7..c9bb4e5 100644
--- a/Documentation/devicetree/bindings/sound/ak4642.txt
+++ b/Documentation/devicetree/bindings/sound/ak4642.txt
@@ -7,10 +7,15 @@ Required properties:
- compatible : "asahi-kasei,ak4642" or "asahi-kasei,ak4643" or
"asahi-kasei,ak4648"
- reg : The chip select number on the I2C bus
+Optional
+
+ #sound-dai-cells : enable DAI specifier, it must be 1
+
Example:
&i2c {
ak4648: ak4648@0x12 {
+ #sound-dai-cells = <1>;
compatible = "asahi-kasei,ak4642";
reg = <0x12>;
};
diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
index c78794d..4b212f9 100644
--- a/sound/soc/codecs/ak4642.c
+++ b/sound/soc/codecs/ak4642.c
@@ -452,6 +452,7 @@ static struct snd_soc_dai_driver ak4642_dai = {
.formats = SNDRV_PCM_FMTBIT_S16_LE },
.ops = &ak4642_dai_ops,
.symmetric_rates = 1,
+ .of_xlate_dai_name = snd_soc_common_of_xlate_dai_name,
};
static int ak4642_resume(struct snd_soc_codec *codec)
--
1.7.9.5
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