[PATCH 3/4 v6] ASoC: fsi: enable .of_xlate_dai_name on struct snd_soc_dai_driver

[Kuninori Morimoto]

fsi 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.gx at renesas.com>
---
v5 -> v6

 - new patch

 .../devicetree/bindings/sound/renesas,fsi.txt      |    9 +++++++++
 sound/soc/sh/fsi.c                                 |    2 ++
 2 files changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/renesas,fsi.txt b/Documentation/devicetree/bindings/sound/renesas,fsi.txt
index c5be003..a403ec1 100644
--- a/Documentation/devicetree/bindings/sound/renesas,fsi.txt
+++ b/Documentation/devicetree/bindings/sound/renesas,fsi.txt
@@ -13,9 +13,18 @@ Required properties:
 - fsib,stream-mode-support	: same as fsia
 - fsib,use-internal-clock	: same as fsia
 
+Optional
+
+  #sound-dai-cells		: enable DAI specifier, it must be 1
+
+  Valid values for the DAI specifier are:
+  0: FSI port A
+  1: FSI port B
+
 Example:
 
 sh_fsi2: sh_fsi2 at 0xec230000 {
+	#sound-dai-cells = <1>;
 	compatible = "renesas,sh_fsi2";
 	reg = <0xec230000 0x400>;
 	interrupts = <0 146 0x4>;
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index c724026a..afa6fd0 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -1861,6 +1861,7 @@ static struct snd_soc_dai_driver fsi_soc_dai[] = {
 			.channels_max	= 2,
 		},
 		.ops = &fsi_dai_ops,
+		.of_xlate_dai_name = snd_soc_common_of_xlate_dai_name,
 	},
 	{
 		.name			= "fsib-dai",
@@ -1877,6 +1878,7 @@ static struct snd_soc_dai_driver fsi_soc_dai[] = {
 			.channels_max	= 2,
 		},
 		.ops = &fsi_dai_ops,
+		.of_xlate_dai_name = snd_soc_common_of_xlate_dai_name,
 	},
 };
 
-- 
1.7.9.5