ARM: mvebu: enable S/PDIF audio in Armada 370 DB Device Tree

In addition to the analog audio input and output, the Armada 370 DB
also has S/PDIF input and output optical connectors. This commit
improves the Device Tree description of the Armada 370 DB platform to
enable the S/PDIF support.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

1 files changed, 9 insertions, 1 deletions

diff --git a/arch/arm/boot/dts/armada-370-db.dts b/arch/arm/boot/dts/armada-370-db.dts
index 7df18660939b..82f238a9063f 100644
--- a/arch/arm/boot/dts/armada-370-db.dts
+++ b/arch/arm/boot/dts/armada-370-db.dts
@@ -163,7 +163,15 @@
         sound {
               compatible = "marvell,a370db-audio";
               marvell,audio-controller = <&audio_controller>;
-              marvell,audio-codec = <&audio_codec>;
+              marvell,audio-codec = <&audio_codec &spdif_out &spdif_in>;
               status = "okay";
         };
+
+        spdif_out: spdif-out {
+              compatible = "linux,spdif-dit";
+        };
+
+        spdif_in: spdif-in {
+              compatible = "linux,spdif-dir";
+        };
 };