[PATCH v3 2/6] ASoC: amd: acp: Add PDM controller based dmic dai for Renoir

From: Ajit Kumar Pandey
Date: Mon Jan 17 2022 - 07:00:23 EST


Renoir ACP IP has a PDM controller block. Add DMIC dai instance in
dai_driver struct to enable dmic capture support on Renoir platform.

Signed-off-by: Ajit Kumar Pandey <AjitKumar.Pandey@xxxxxxx>
---
sound/soc/amd/acp/Kconfig | 1 +
sound/soc/amd/acp/acp-renoir.c | 13 +++++++++++++
2 files changed, 14 insertions(+)

diff --git a/sound/soc/amd/acp/Kconfig b/sound/soc/amd/acp/Kconfig
index 2e6d0259f2e9..f4ca7843391b 100644
--- a/sound/soc/amd/acp/Kconfig
+++ b/sound/soc/amd/acp/Kconfig
@@ -29,6 +29,7 @@ config SND_AMD_ASOC_RENOIR
tristate "AMD ACP ASOC Renoir Support"
select SND_SOC_AMD_ACP_PCM
select SND_SOC_AMD_ACP_I2S
+ select SND_SOC_AMD_ACP_PDM
depends on X86 && PCI
help
This option enables Renoir I2S support on AMD platform.
diff --git a/sound/soc/amd/acp/acp-renoir.c b/sound/soc/amd/acp/acp-renoir.c
index 9b321a055b52..770a57a0677b 100644
--- a/sound/soc/amd/acp/acp-renoir.c
+++ b/sound/soc/amd/acp/acp-renoir.c
@@ -97,6 +97,19 @@ static struct snd_soc_dai_driver acp_renoir_dai[] = {
.ops = &asoc_acp_cpu_dai_ops,
.probe = &asoc_acp_i2s_probe,
},
+{
+ .name = "acp-pdm-dmic",
+ .id = DMIC_INSTANCE,
+ .capture = {
+ .rates = SNDRV_PCM_RATE_8000_48000,
+ .formats = SNDRV_PCM_FMTBIT_S32_LE,
+ .channels_min = 2,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 48000,
+ },
+ .ops = &acp_dmic_dai_ops,
+},
};

static int renoir_audio_probe(struct platform_device *pdev)
--
2.25.1