ASoC: tas2552: Add TX path for capturing AUDIO-OUT data

TAS2552 is a Smartamp with I/V sense data, add TX path
to support capturing I/V data.

Fixes: 38803ce7b53b ("ASoC: codecs: tas*: merge .digital_mute() into .mute_stream()")
Signed-off-by: Shenghao Ding <shenghao-ding@ti.com>
Link: https://msgid.link/r/20240518033515.866-1-shenghao-ding@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/tas2552.c b/sound/soc/codecs/tas2552.c
index 40f5f27e74c0165164eaf2121a424d8a014d6823..a7ed59ec49a6f0527d2aec10a4d10d59b0a2d58d 100644 (file)
--- a/sound/soc/codecs/tas2552.c
+++ b/sound/soc/codecs/tas2552.c
@@ -2,7 +2,8 @@
 /*
  * tas2552.c - ALSA SoC Texas Instruments TAS2552 Mono Audio Amplifier
  *
- * Copyright (C) 2014 Texas Instruments Incorporated -  https://www.ti.com
+ * Copyright (C) 2014 - 2024 Texas Instruments Incorporated -
+ *     https://www.ti.com
  *
  * Author: Dan Murphy <dmurphy@ti.com>
  */
@@ -119,12 +120,14 @@ static const struct snd_soc_dapm_widget tas2552_dapm_widgets[] =
                         &tas2552_input_mux_control),
 
        SND_SOC_DAPM_AIF_IN("DAC IN", "DAC Playback", 0, SND_SOC_NOPM, 0, 0),
+       SND_SOC_DAPM_AIF_OUT("ASI OUT", "DAC Capture", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_DAC("DAC", NULL, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_OUT_DRV("ClassD", TAS2552_CFG_2, 7, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("PLL", TAS2552_CFG_2, 3, 0, NULL, 0),
        SND_SOC_DAPM_POST("Post Event", tas2552_post_event),
 
-       SND_SOC_DAPM_OUTPUT("OUT")
+       SND_SOC_DAPM_OUTPUT("OUT"),
+       SND_SOC_DAPM_INPUT("DMIC")
 };
 
 static const struct snd_soc_dapm_route tas2552_audio_map[] = {
@@ -134,6 +137,7 @@ static const struct snd_soc_dapm_route tas2552_audio_map[] = {
        {"ClassD", NULL, "Input selection"},
        {"OUT", NULL, "ClassD"},
        {"ClassD", NULL, "PLL"},
+       {"ASI OUT", NULL, "DMIC"}
 };
 
 #ifdef CONFIG_PM
@@ -538,6 +542,13 @@ static struct snd_soc_dai_driver tas2552_dai[] = {
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = TAS2552_FORMATS,
                },
+               .capture = {
+                       .stream_name = "Capture",
+                       .channels_min = 2,
+                       .channels_max = 2,
+                       .rates = SNDRV_PCM_RATE_8000_192000,
+                       .formats = TAS2552_FORMATS,
+               },
                .ops = &tas2552_speaker_dai_ops,
        },
 };