1 files changed, 102 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw_rt712_sdca.c b/sound/soc/intel/boards/sof_sdw_rt712_sdca.c
new file mode 100644
index 000000000000..84c8025d24e3
--- /dev/null
+++ b/sound/soc/intel/boards/sof_sdw_rt712_sdca.c
@@ -0,0 +1,102 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (c) 2023 Intel Corporation
+
+/*
+ *  sof_sdw_rt712_sdca - Helpers to handle RT712-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 "sof_sdw_common.h"
+
+static const struct snd_soc_dapm_widget rt712_spk_widgets[] = {
+	SND_SOC_DAPM_SPK("Speaker", NULL),
+};
+
+/*
+ * dapm routes for rt712 spk will be registered dynamically according
+ * to the number of rt712 spk used. The first two entries will be registered
+ * for one codec case, and the last two entries are also registered
+ * if two rt712s are used.
+ */
+static const struct snd_soc_dapm_route rt712_spk_map[] = {
+	{ "Speaker", NULL, "rt712 SPOL" },
+	{ "Speaker", NULL, "rt712 SPOR" },
+};
+
+static const struct snd_kcontrol_new rt712_spk_controls[] = {
+	SOC_DAPM_PIN_SWITCH("Speaker"),
+};
+
+static int rt712_spk_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	int ret;
+
+	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
+					  "%s spk:rt712",
+					  card->components);
+	if (!card->components)
+		return -ENOMEM;
+
+	ret = snd_soc_add_card_controls(card, rt712_spk_controls,
+					ARRAY_SIZE(rt712_spk_controls));
+	if (ret) {
+		dev_err(card->dev, "rt712 spk controls addition failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_dapm_new_controls(&card->dapm, rt712_spk_widgets,
+					ARRAY_SIZE(rt712_spk_widgets));
+	if (ret) {
+		dev_err(card->dev, "rt712 spk widgets addition failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, rt712_spk_map, ARRAY_SIZE(rt712_spk_map));
+	if (ret)
+		dev_err(rtd->dev, "failed to add SPK map: %d\n", ret);
+
+	return ret;
+}
+
+int sof_sdw_rt712_spk_init(struct snd_soc_card *card,
+			   const struct snd_soc_acpi_link_adr *link,
+			   struct snd_soc_dai_link *dai_links,
+			   struct sof_sdw_codec_info *info,
+			   bool playback)
+{
+	dai_links->init = rt712_spk_init;
+
+	return 0;
+}
+
+static int rt712_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+
+	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
+					  "%s mic:rt712-sdca-dmic",
+					  card->components);
+	if (!card->components)
+		return -ENOMEM;
+
+	return 0;
+}
+
+int sof_sdw_rt712_sdca_dmic_init(struct snd_soc_card *card,
+				 const struct snd_soc_acpi_link_adr *link,
+				 struct snd_soc_dai_link *dai_links,
+				 struct sof_sdw_codec_info *info,
+				 bool playback)
+{
+	dai_links->init = rt712_sdca_dmic_rtd_init;
+
+	return 0;
+}