diff options
Diffstat (limited to 'sound/soc/codecs/hdmi.c')
| -rw-r--r-- | sound/soc/codecs/hdmi.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/sound/soc/codecs/hdmi.c b/sound/soc/codecs/hdmi.c index 2bcae2b40c9..1087fd5f991 100644 --- a/sound/soc/codecs/hdmi.c +++ b/sound/soc/codecs/hdmi.c @@ -20,14 +20,25 @@ */ #include <linux/module.h> #include <sound/soc.h> +#include <linux/of.h> +#include <linux/of_device.h> #define DRV_NAME "hdmi-audio-codec" -static struct snd_soc_codec_driver hdmi_codec; +static const struct snd_soc_dapm_widget hdmi_widgets[] = { + SND_SOC_DAPM_INPUT("RX"), + SND_SOC_DAPM_OUTPUT("TX"), +}; + +static const struct snd_soc_dapm_route hdmi_routes[] = { + { "Capture", NULL, "RX" }, + { "TX", NULL, "Playback" }, +}; static struct snd_soc_dai_driver hdmi_codec_dai = { .name = "hdmi-hifi", .playback = { + .stream_name = "Playback", .channels_min = 2, .channels_max = 8, .rates = SNDRV_PCM_RATE_32000 | @@ -35,8 +46,35 @@ static struct snd_soc_dai_driver hdmi_codec_dai = { SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE, + }, + .capture = { + .stream_name = "Capture", + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, }, + +}; + +#ifdef CONFIG_OF +static const struct of_device_id hdmi_audio_codec_ids[] = { + { .compatible = "linux,hdmi-audio", }, + { } +}; +MODULE_DEVICE_TABLE(of, hdmi_audio_codec_ids); +#endif + +static struct snd_soc_codec_driver hdmi_codec = { + .dapm_widgets = hdmi_widgets, + .num_dapm_widgets = ARRAY_SIZE(hdmi_widgets), + .dapm_routes = hdmi_routes, + .num_dapm_routes = ARRAY_SIZE(hdmi_routes), }; static int hdmi_codec_probe(struct platform_device *pdev) @@ -55,6 +93,7 @@ static struct platform_driver hdmi_codec_driver = { .driver = { .name = DRV_NAME, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(hdmi_audio_codec_ids), }, .probe = hdmi_codec_probe, |