ASoC: pcm1681: Add DAPM support

Provide DAPM for the device, ensuring operation with DAPM required by the
core and making it easier to hook up external hardware to it.

Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/sound/soc/codecs/pcm1681.c b/sound/soc/codecs/pcm1681.c
index 51b1866..651ce09 100644 (file)
--- a/sound/soc/codecs/pcm1681.c
+++ b/sound/soc/codecs/pcm1681.c
@@ -206,6 +206,28 @@ static const struct snd_soc_dai_ops pcm1681_dai_ops = {
        .digital_mute   = pcm1681_digital_mute,
 };
 
+static const struct snd_soc_dapm_widget pcm1681_dapm_widgets[] = {
+SND_SOC_DAPM_OUTPUT("VOUT1"),
+SND_SOC_DAPM_OUTPUT("VOUT2"),
+SND_SOC_DAPM_OUTPUT("VOUT3"),
+SND_SOC_DAPM_OUTPUT("VOUT4"),
+SND_SOC_DAPM_OUTPUT("VOUT5"),
+SND_SOC_DAPM_OUTPUT("VOUT6"),
+SND_SOC_DAPM_OUTPUT("VOUT7"),
+SND_SOC_DAPM_OUTPUT("VOUT8"),
+};
+
+static const struct snd_soc_dapm_route pcm1681_dapm_routes[] = {
+       { "VOUT1", NULL, "Playback" },
+       { "VOUT2", NULL, "Playback" },
+       { "VOUT3", NULL, "Playback" },
+       { "VOUT4", NULL, "Playback" },
+       { "VOUT5", NULL, "Playback" },
+       { "VOUT6", NULL, "Playback" },
+       { "VOUT7", NULL, "Playback" },
+       { "VOUT8", NULL, "Playback" },
+};
+
 static const DECLARE_TLV_DB_SCALE(pcm1681_dac_tlv, -6350, 50, 1);
 
 static const struct snd_kcontrol_new pcm1681_controls[] = {
@@ -258,6 +280,10 @@ static const struct regmap_config pcm1681_regmap = {
 static struct snd_soc_codec_driver soc_codec_dev_pcm1681 = {
        .controls               = pcm1681_controls,
        .num_controls           = ARRAY_SIZE(pcm1681_controls),
+       .dapm_widgets           = pcm1681_dapm_widgets,
+       .num_dapm_widgets       = ARRAY_SIZE(pcm1681_dapm_widgets),
+       .dapm_routes            = pcm1681_dapm_routes,
+       .num_dapm_routes        = ARRAY_SIZE(pcm1681_dapm_routes),
 };
 
 static const struct i2c_device_id pcm1681_i2c_id[] = {