1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/sdw_utils/soc_sdw_rt722_sdca.c b/sound/soc/sdw_utils/soc_sdw_rt722_sdca.c
new file mode 100644
index 000000000000..6a402172289f
--- /dev/null
+++ b/sound/soc/sdw_utils/soc_sdw_rt722_sdca.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// This file incorporates work covered by the following copyright notice:
+// Copyright (c) 2023 Intel Corporation
+// Copyright (c) 2024 Advanced Micro Devices, Inc.
+
+/*
+ *  soc_sdw_rt722_sdca - Helpers to handle RT722-SDCA from generic machine driver
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/soundwire/sdw_type.h>
+#include <sound/control.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
+#include <sound/soc_sdw_utils.h>
+
+static const struct snd_soc_dapm_route rt722_spk_map[] = {
+	{ "Speaker", NULL, "rt722 SPK" },
+};
+
+int asoc_sdw_rt722_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
+{
+	struct snd_soc_card *card = rtd->card;
+	int ret;
+
+	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
+					  "%s spk:rt722",
+					  card->components);
+	if (!card->components)
+		return -ENOMEM;
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, rt722_spk_map, ARRAY_SIZE(rt722_spk_map));
+	if (ret)
+		dev_err(rtd->dev, "failed to add rt722 spk map: %d\n", ret);
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(asoc_sdw_rt722_spk_rtd_init, SND_SOC_SDW_UTILS);