Add Yellow Carp platform machine driver using dmic.
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
---
sound/soc/amd/yc/acp6x-mach.c | 76 +++++++++++++++++++++++++++++++++++
1 file changed, 76 insertions(+)
create mode 100644 sound/soc/amd/yc/acp6x-mach.c
diff --git a/sound/soc/amd/yc/acp6x-mach.c b/sound/soc/amd/yc/acp6x-mach.c
new file mode 100644
index 000000000000..5804d17457d0
--- /dev/null
+++ b/sound/soc/amd/yc/acp6x-mach.c
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Machine driver for AMD Yellow Carp platform using DMIC
+//
+//Copyright 2021 Advanced Micro Devices, Inc.
+
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <linux/module.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <linux/io.h>
+
+#include "acp6x.h"
+
+#define DRV_NAME "acp_yc_mach"
+
+SND_SOC_DAILINK_DEF(acp6x_pdm,
+ DAILINK_COMP_ARRAY(COMP_CPU("acp_yc_pdm_dma.0")));
+
+SND_SOC_DAILINK_DEF(dmic_codec,
+ DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec.0",
+ "dmic-hifi")));
+
+SND_SOC_DAILINK_DEF(pdm_platform,
+ DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_yc_pdm_dma.0")));
+
+static struct snd_soc_dai_link acp6x_dai_pdm[] = {
+ {
+ .name = "acp6x-dmic-capture",
+ .stream_name = "DMIC capture",
+ .capture_only = 1,
+ SND_SOC_DAILINK_REG(acp6x_pdm, dmic_codec, pdm_platform),
+ },
+};
+
+static struct snd_soc_card acp6x_card = {
+ .name = "acp6x",
+ .owner = THIS_MODULE,
+ .dai_link = acp6x_dai_pdm,
+ .num_links = 1,
+};
+
+static int acp6x_probe(struct platform_device *pdev)
+{
+ struct acp6x_pdm *machine = NULL;
+ struct snd_soc_card *card;
+ int ret;
+
+ card = &acp6x_card;
+ acp6x_card.dev = &pdev->dev;
+
+ platform_set_drvdata(pdev, card);
+ snd_soc_card_set_drvdata(card, machine);
+ ret = devm_snd_soc_register_card(&pdev->dev, card);
+ if (ret) {
+ return dev_err_probe(&pdev->dev, ret,
+ "snd_soc_register_card(%s) failed\n",
+ card->name);
+ }
+ return 0;
+}
+
+static struct platform_driver acp6x_mach_driver = {
+ .driver = {
+ .name = "acp_yc_mach",
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = acp6x_probe,
+};
+
+module_platform_driver(acp6x_mach_driver);
+
+MODULE_AUTHOR("Vijendar.Mukunda@xxxxxxx");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" DRV_NAME);
--
2.25.1
