ASoC: cs4271: Add DAPM support

This makes it possible to hook the device into a more complex board and
ensures it will continue to work with non-DAPM support removed from the
core.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Alexander Sverdlin <subaparts@yandex.ru>

1 files changed, 24 insertions, 0 deletions

diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index 65ad56c43c13..a20f1bb8f071 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -173,6 +173,26 @@ struct cs4271_private {
         bool                            enable_soft_reset;
 };
 
+static const struct snd_soc_dapm_widget cs4271_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("AINA"),
+SND_SOC_DAPM_INPUT("AINB"),
+
+SND_SOC_DAPM_OUTPUT("AOUTA+"),
+SND_SOC_DAPM_OUTPUT("AOUTA-"),
+SND_SOC_DAPM_OUTPUT("AOUTB+"),
+SND_SOC_DAPM_OUTPUT("AOUTB-"),
+};
+
+static const struct snd_soc_dapm_route cs4271_dapm_routes[] = {
+        { "Capture", NULL, "AINA" },
+        { "Capture", NULL, "AINB" },
+
+        { "AOUTA+", NULL, "Playback" },
+        { "AOUTA-", NULL, "Playback" },
+        { "AOUTB+", NULL, "Playback" },
+        { "AOUTB-", NULL, "Playback" },
+};
+
 /*
  * @freq is the desired MCLK rate
  * MCLK rate should (c) be the sample rate, multiplied by one of the
@@ -598,6 +618,10 @@ static struct snd_soc_codec_driver soc_codec_dev_cs4271 = {
 
         .controls               = cs4271_snd_controls,
         .num_controls           = ARRAY_SIZE(cs4271_snd_controls),
+        .dapm_widgets           = cs4271_dapm_widgets,
+        .num_dapm_widgets       = ARRAY_SIZE(cs4271_dapm_widgets),
+        .dapm_routes            = cs4271_dapm_routes,
+        .num_dapm_routes        = ARRAY_SIZE(cs4271_dapm_routes),
 };
 
 #if defined(CONFIG_SPI_MASTER)