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Subject[PATCH v2 12/13] ASoC: amd: add Pink Sardine machine driver using dmic
Date
Add Pink Sardine platform machine driver using dmic.

Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Reviewed-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
---
sound/soc/amd/ps/ps-mach.c | 79 ++++++++++++++++++++++++++++++++++++++
1 file changed, 79 insertions(+)
create mode 100644 sound/soc/amd/ps/ps-mach.c

diff --git a/sound/soc/amd/ps/ps-mach.c b/sound/soc/amd/ps/ps-mach.c
new file mode 100644
index 000000000000..b3e97093481d
--- /dev/null
+++ b/sound/soc/amd/ps/ps-mach.c
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Machine driver for AMD Pink Sardine platform using DMIC
+ *
+ * Copyright 2022 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 <linux/dmi.h>
+
+#include "acp62.h"
+
+#define DRV_NAME "acp_ps_mach"
+
+SND_SOC_DAILINK_DEF(acp62_pdm,
+ DAILINK_COMP_ARRAY(COMP_CPU("acp_ps_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_ps_pdm_dma.0")));
+
+static struct snd_soc_dai_link acp62_dai_pdm[] = {
+ {
+ .name = "acp62-dmic-capture",
+ .stream_name = "DMIC capture",
+ .capture_only = 1,
+ SND_SOC_DAILINK_REG(acp62_pdm, dmic_codec, pdm_platform),
+ },
+};
+
+static struct snd_soc_card acp62_card = {
+ .name = "acp62",
+ .owner = THIS_MODULE,
+ .dai_link = acp62_dai_pdm,
+ .num_links = 1,
+};
+
+static int acp62_probe(struct platform_device *pdev)
+{
+ struct acp62_pdm *machine = NULL;
+ struct snd_soc_card *card;
+ int ret;
+
+ platform_set_drvdata(pdev, &acp62_card);
+ card = platform_get_drvdata(pdev);
+ acp62_card.dev = &pdev->dev;
+
+ 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 acp62_mach_driver = {
+ .driver = {
+ .name = "acp_ps_mach",
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = acp62_probe,
+};
+
+module_platform_driver(acp62_mach_driver);
+
+MODULE_AUTHOR("Syed.SabaKareem@amd.com");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" DRV_NAME);
--
2.25.1
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