diff options
| -rw-r--r-- | Documentation/devicetree/bindings/sound/armada-370db-audio.txt | 9 | ||||
| -rw-r--r-- | sound/soc/kirkwood/Kconfig | 1 | ||||
| -rw-r--r-- | sound/soc/kirkwood/armada-370-db.c | 28 |
3 files changed, 35 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/sound/armada-370db-audio.txt b/Documentation/devicetree/bindings/sound/armada-370db-audio.txt index 3893b4d15a2..bf984d23862 100644 --- a/Documentation/devicetree/bindings/sound/armada-370db-audio.txt +++ b/Documentation/devicetree/bindings/sound/armada-370db-audio.txt @@ -11,14 +11,17 @@ Mandatory properties: * marvell,audio-controller: a phandle that points to the audio controller of the Armada 370 SoC. - * marvell,audio-codec: a phandle that points to the analog audio - codec connected to the Armada 370 SoC. + * marvell,audio-codec: a set of three phandles that points to: + + 1/ the analog audio codec connected to the Armada 370 SoC + 2/ the S/PDIF transceiver + 3/ the S/PDIF receiver Example: 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"; }; diff --git a/sound/soc/kirkwood/Kconfig b/sound/soc/kirkwood/Kconfig index 2dc3ecf3480..49f8437665d 100644 --- a/sound/soc/kirkwood/Kconfig +++ b/sound/soc/kirkwood/Kconfig @@ -10,6 +10,7 @@ config SND_KIRKWOOD_SOC_ARMADA370_DB tristate "SoC Audio support for Armada 370 DB" depends on SND_KIRKWOOD_SOC && (ARCH_MVEBU || COMPILE_TEST) && I2C select SND_SOC_CS42L51 + select SND_SOC_SPDIF help Say Y if you want to add support for SoC audio on the Armada 370 Development Board. diff --git a/sound/soc/kirkwood/armada-370-db.c b/sound/soc/kirkwood/armada-370-db.c index 977639b3ffd..c4433384925 100644 --- a/sound/soc/kirkwood/armada-370-db.c +++ b/sound/soc/kirkwood/armada-370-db.c @@ -67,6 +67,20 @@ static struct snd_soc_dai_link a370db_dai[] = { .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS, .ops = &a370db_ops, }, +{ + .name = "S/PDIF out", + .stream_name = "spdif-out", + .cpu_dai_name = "spdif", + .codec_dai_name = "dit-hifi", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS, +}, +{ + .name = "S/PDIF in", + .stream_name = "spdif-in", + .cpu_dai_name = "spdif", + .codec_dai_name = "dir-hifi", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS, +}, }; static struct snd_soc_card a370db = { @@ -95,6 +109,20 @@ static int a370db_probe(struct platform_device *pdev) of_parse_phandle(pdev->dev.of_node, "marvell,audio-codec", 0); + a370db_dai[1].cpu_of_node = a370db_dai[0].cpu_of_node; + a370db_dai[1].platform_of_node = a370db_dai[0].cpu_of_node; + + a370db_dai[1].codec_of_node = + of_parse_phandle(pdev->dev.of_node, + "marvell,audio-codec", 1); + + a370db_dai[2].cpu_of_node = a370db_dai[0].cpu_of_node; + a370db_dai[2].platform_of_node = a370db_dai[0].cpu_of_node; + + a370db_dai[2].codec_of_node = + of_parse_phandle(pdev->dev.of_node, + "marvell,audio-codec", 2); + return devm_snd_soc_register_card(card->dev, card); } |