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-rw-r--r--sound/soc/generic/simple-card.c758
1 files changed, 758 insertions, 0 deletions
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
new file mode 100644
index 000000000..a8bc4e458
--- /dev/null
+++ b/sound/soc/generic/simple-card.c
@@ -0,0 +1,758 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// ASoC simple sound card support
+//
+// Copyright (C) 2012 Renesas Solutions Corp.
+// Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/string.h>
+#include <sound/simple_card.h>
+#include <sound/soc-dai.h>
+#include <sound/soc.h>
+
+#define DPCM_SELECTABLE 1
+
+#define DAI "sound-dai"
+#define CELL "#sound-dai-cells"
+#define PREFIX "simple-audio-card,"
+
+static const struct snd_soc_ops simple_ops = {
+ .startup = asoc_simple_startup,
+ .shutdown = asoc_simple_shutdown,
+ .hw_params = asoc_simple_hw_params,
+};
+
+static int asoc_simple_parse_platform(struct device_node *node,
+ struct snd_soc_dai_link_component *dlc)
+{
+ struct of_phandle_args args;
+ int ret;
+
+ if (!node)
+ return 0;
+
+ /*
+ * Get node via "sound-dai = <&phandle port>"
+ * it will be used as xxx_of_node on soc_bind_dai_link()
+ */
+ ret = of_parse_phandle_with_args(node, DAI, CELL, 0, &args);
+ if (ret)
+ return ret;
+
+ /* dai_name is not required and may not exist for plat component */
+
+ dlc->of_node = args.np;
+
+ return 0;
+}
+
+static int asoc_simple_parse_dai(struct device_node *node,
+ struct snd_soc_dai_link_component *dlc,
+ int *is_single_link)
+{
+ struct of_phandle_args args;
+ int ret;
+
+ if (!node)
+ return 0;
+
+ /*
+ * Get node via "sound-dai = <&phandle port>"
+ * it will be used as xxx_of_node on soc_bind_dai_link()
+ */
+ ret = of_parse_phandle_with_args(node, DAI, CELL, 0, &args);
+ if (ret)
+ return ret;
+
+ /*
+ * FIXME
+ *
+ * Here, dlc->dai_name is pointer to CPU/Codec DAI name.
+ * If user unbinded CPU or Codec driver, but not for Sound Card,
+ * dlc->dai_name is keeping unbinded CPU or Codec
+ * driver's pointer.
+ *
+ * If user re-bind CPU or Codec driver again, ALSA SoC will try
+ * to rebind Card via snd_soc_try_rebind_card(), but because of
+ * above reason, it might can't bind Sound Card.
+ * Because Sound Card is pointing to released dai_name pointer.
+ *
+ * To avoid this rebind Card issue,
+ * 1) It needs to alloc memory to keep dai_name eventhough
+ * CPU or Codec driver was unbinded, or
+ * 2) user need to rebind Sound Card everytime
+ * if he unbinded CPU or Codec.
+ */
+ ret = snd_soc_of_get_dai_name(node, &dlc->dai_name);
+ if (ret < 0)
+ return ret;
+
+ dlc->of_node = args.np;
+
+ if (is_single_link)
+ *is_single_link = !args.args_count;
+
+ return 0;
+}
+
+static void simple_parse_convert(struct device *dev,
+ struct device_node *np,
+ struct asoc_simple_data *adata)
+{
+ struct device_node *top = dev->of_node;
+ struct device_node *node = of_get_parent(np);
+
+ asoc_simple_parse_convert(top, PREFIX, adata);
+ asoc_simple_parse_convert(node, PREFIX, adata);
+ asoc_simple_parse_convert(node, NULL, adata);
+ asoc_simple_parse_convert(np, NULL, adata);
+
+ of_node_put(node);
+}
+
+static void simple_parse_mclk_fs(struct device_node *top,
+ struct device_node *np,
+ struct simple_dai_props *props,
+ char *prefix)
+{
+ struct device_node *node = of_get_parent(np);
+ char prop[128];
+
+ snprintf(prop, sizeof(prop), "%smclk-fs", PREFIX);
+ of_property_read_u32(top, prop, &props->mclk_fs);
+
+ snprintf(prop, sizeof(prop), "%smclk-fs", prefix);
+ of_property_read_u32(node, prop, &props->mclk_fs);
+ of_property_read_u32(np, prop, &props->mclk_fs);
+
+ of_node_put(node);
+}
+
+static int simple_parse_node(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct link_info *li,
+ char *prefix,
+ int *cpu)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct device_node *top = dev->of_node;
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
+ struct snd_soc_dai_link_component *dlc;
+ struct asoc_simple_dai *dai;
+ int ret;
+
+ if (cpu) {
+ dlc = asoc_link_to_cpu(dai_link, 0);
+ dai = simple_props_to_dai_cpu(dai_props, 0);
+ } else {
+ dlc = asoc_link_to_codec(dai_link, 0);
+ dai = simple_props_to_dai_codec(dai_props, 0);
+ }
+
+ simple_parse_mclk_fs(top, np, dai_props, prefix);
+
+ ret = asoc_simple_parse_dai(np, dlc, cpu);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_parse_clk(dev, np, dai, dlc);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_parse_tdm(np, dai);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int simple_link_init(struct asoc_simple_priv *priv,
+ struct device_node *node,
+ struct device_node *codec,
+ struct link_info *li,
+ char *prefix, char *name)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ int ret;
+
+ ret = asoc_simple_parse_daifmt(dev, node, codec,
+ prefix, &dai_link->dai_fmt);
+ if (ret < 0)
+ return 0;
+
+ dai_link->init = asoc_simple_dai_init;
+ dai_link->ops = &simple_ops;
+
+ return asoc_simple_set_dailink_name(dev, dai_link, name);
+}
+
+static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li,
+ bool is_top)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link);
+ struct device_node *top = dev->of_node;
+ struct device_node *node = of_get_parent(np);
+ char *prefix = "";
+ char dai_name[64];
+ int ret;
+
+ dev_dbg(dev, "link_of DPCM (%pOF)\n", np);
+
+ /* For single DAI link & old style of DT node */
+ if (is_top)
+ prefix = PREFIX;
+
+ if (li->cpu) {
+ struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
+ struct snd_soc_dai_link_component *platforms = asoc_link_to_platform(dai_link, 0);
+ int is_single_links = 0;
+
+ /* Codec is dummy */
+
+ /* FE settings */
+ dai_link->dynamic = 1;
+ dai_link->dpcm_merged_format = 1;
+
+ ret = simple_parse_node(priv, np, li, prefix, &is_single_links);
+ if (ret < 0)
+ goto out_put_node;
+
+ snprintf(dai_name, sizeof(dai_name), "fe.%s", cpus->dai_name);
+
+ asoc_simple_canonicalize_cpu(cpus, is_single_links);
+ asoc_simple_canonicalize_platform(platforms, cpus);
+ } else {
+ struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
+ struct snd_soc_codec_conf *cconf;
+
+ /* CPU is dummy */
+
+ /* BE settings */
+ dai_link->no_pcm = 1;
+ dai_link->be_hw_params_fixup = asoc_simple_be_hw_params_fixup;
+
+ cconf = simple_props_to_codec_conf(dai_props, 0);
+
+ ret = simple_parse_node(priv, np, li, prefix, NULL);
+ if (ret < 0)
+ goto out_put_node;
+
+ snprintf(dai_name, sizeof(dai_name), "be.%s", codecs->dai_name);
+
+ /* check "prefix" from top node */
+ snd_soc_of_parse_node_prefix(top, cconf, codecs->of_node,
+ PREFIX "prefix");
+ snd_soc_of_parse_node_prefix(node, cconf, codecs->of_node,
+ "prefix");
+ snd_soc_of_parse_node_prefix(np, cconf, codecs->of_node,
+ "prefix");
+ }
+
+ simple_parse_convert(dev, np, &dai_props->adata);
+
+ snd_soc_dai_link_set_capabilities(dai_link);
+
+ ret = simple_link_init(priv, node, codec, li, prefix, dai_name);
+
+out_put_node:
+ li->link++;
+
+ of_node_put(node);
+ return ret;
+}
+
+static int simple_dai_link_of(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li,
+ bool is_top)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
+ struct snd_soc_dai_link_component *cpus = asoc_link_to_cpu(dai_link, 0);
+ struct snd_soc_dai_link_component *codecs = asoc_link_to_codec(dai_link, 0);
+ struct snd_soc_dai_link_component *platforms = asoc_link_to_platform(dai_link, 0);
+ struct device_node *cpu = NULL;
+ struct device_node *node = NULL;
+ struct device_node *plat = NULL;
+ char dai_name[64];
+ char prop[128];
+ char *prefix = "";
+ int ret, single_cpu = 0;
+
+ cpu = np;
+ node = of_get_parent(np);
+
+ dev_dbg(dev, "link_of (%pOF)\n", node);
+
+ /* For single DAI link & old style of DT node */
+ if (is_top)
+ prefix = PREFIX;
+
+ snprintf(prop, sizeof(prop), "%splat", prefix);
+ plat = of_get_child_by_name(node, prop);
+
+ ret = simple_parse_node(priv, cpu, li, prefix, &single_cpu);
+ if (ret < 0)
+ goto dai_link_of_err;
+
+ ret = simple_parse_node(priv, codec, li, prefix, NULL);
+ if (ret < 0)
+ goto dai_link_of_err;
+
+ ret = asoc_simple_parse_platform(plat, platforms);
+ if (ret < 0)
+ goto dai_link_of_err;
+
+ snprintf(dai_name, sizeof(dai_name),
+ "%s-%s", cpus->dai_name, codecs->dai_name);
+
+ asoc_simple_canonicalize_cpu(cpus, single_cpu);
+ asoc_simple_canonicalize_platform(platforms, cpus);
+
+ ret = simple_link_init(priv, node, codec, li, prefix, dai_name);
+
+dai_link_of_err:
+ of_node_put(plat);
+ of_node_put(node);
+
+ li->link++;
+
+ return ret;
+}
+
+static int __simple_for_each_link(struct asoc_simple_priv *priv,
+ struct link_info *li,
+ int (*func_noml)(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top),
+ int (*func_dpcm)(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top))
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct device_node *top = dev->of_node;
+ struct device_node *node;
+ uintptr_t dpcm_selectable = (uintptr_t)of_device_get_match_data(dev);
+ bool is_top = 0;
+ int ret = 0;
+
+ /* Check if it has dai-link */
+ node = of_get_child_by_name(top, PREFIX "dai-link");
+ if (!node) {
+ node = of_node_get(top);
+ is_top = 1;
+ }
+
+ /* loop for all dai-link */
+ do {
+ struct asoc_simple_data adata;
+ struct device_node *codec;
+ struct device_node *plat;
+ struct device_node *np;
+ int num = of_get_child_count(node);
+
+ /* get codec */
+ codec = of_get_child_by_name(node, is_top ?
+ PREFIX "codec" : "codec");
+ if (!codec) {
+ ret = -ENODEV;
+ goto error;
+ }
+ /* get platform */
+ plat = of_get_child_by_name(node, is_top ?
+ PREFIX "plat" : "plat");
+
+ /* get convert-xxx property */
+ memset(&adata, 0, sizeof(adata));
+ for_each_child_of_node(node, np)
+ simple_parse_convert(dev, np, &adata);
+
+ /* loop for all CPU/Codec node */
+ for_each_child_of_node(node, np) {
+ if (plat == np)
+ continue;
+ /*
+ * It is DPCM
+ * if it has many CPUs,
+ * or has convert-xxx property
+ */
+ if (dpcm_selectable &&
+ (num > 2 || asoc_simple_is_convert_required(&adata))) {
+ /*
+ * np
+ * |1(CPU)|0(Codec) li->cpu
+ * CPU |Pass |return
+ * Codec |return|Pass
+ */
+ if (li->cpu != (np == codec))
+ ret = func_dpcm(priv, np, codec, li, is_top);
+ /* else normal sound */
+ } else {
+ /*
+ * np
+ * |1(CPU)|0(Codec) li->cpu
+ * CPU |Pass |return
+ * Codec |return|return
+ */
+ if (li->cpu && (np != codec))
+ ret = func_noml(priv, np, codec, li, is_top);
+ }
+
+ if (ret < 0) {
+ of_node_put(codec);
+ of_node_put(plat);
+ of_node_put(np);
+ goto error;
+ }
+ }
+
+ of_node_put(codec);
+ node = of_get_next_child(top, node);
+ } while (!is_top && node);
+
+ error:
+ of_node_put(node);
+ return ret;
+}
+
+static int simple_for_each_link(struct asoc_simple_priv *priv,
+ struct link_info *li,
+ int (*func_noml)(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top),
+ int (*func_dpcm)(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top))
+{
+ int ret;
+ /*
+ * Detect all CPU first, and Detect all Codec 2nd.
+ *
+ * In Normal sound case, all DAIs are detected
+ * as "CPU-Codec".
+ *
+ * In DPCM sound case,
+ * all CPUs are detected as "CPU-dummy", and
+ * all Codecs are detected as "dummy-Codec".
+ * To avoid random sub-device numbering,
+ * detect "dummy-Codec" in last;
+ */
+ for (li->cpu = 1; li->cpu >= 0; li->cpu--) {
+ ret = __simple_for_each_link(priv, li, func_noml, func_dpcm);
+ if (ret < 0)
+ break;
+ }
+
+ return ret;
+}
+
+static int simple_parse_of(struct asoc_simple_priv *priv, struct link_info *li)
+{
+ struct snd_soc_card *card = simple_priv_to_card(priv);
+ int ret;
+
+ ret = asoc_simple_parse_widgets(card, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ ret = asoc_simple_parse_routing(card, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ ret = asoc_simple_parse_pin_switches(card, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ /* Single/Muti DAI link(s) & New style of DT node */
+ memset(li, 0, sizeof(*li));
+ ret = simple_for_each_link(priv, li,
+ simple_dai_link_of,
+ simple_dai_link_of_dpcm);
+ if (ret < 0)
+ return ret;
+
+ ret = asoc_simple_parse_card_name(card, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ ret = snd_soc_of_parse_aux_devs(card, PREFIX "aux-devs");
+
+ return ret;
+}
+
+static int simple_count_noml(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top)
+{
+ if (li->link >= SNDRV_MAX_LINKS) {
+ struct device *dev = simple_priv_to_dev(priv);
+
+ dev_err(dev, "too many links\n");
+ return -EINVAL;
+ }
+
+ li->num[li->link].cpus = 1;
+ li->num[li->link].codecs = 1;
+ li->num[li->link].platforms = 1;
+
+ li->link += 1;
+
+ return 0;
+}
+
+static int simple_count_dpcm(struct asoc_simple_priv *priv,
+ struct device_node *np,
+ struct device_node *codec,
+ struct link_info *li, bool is_top)
+{
+ if (li->link >= SNDRV_MAX_LINKS) {
+ struct device *dev = simple_priv_to_dev(priv);
+
+ dev_err(dev, "too many links\n");
+ return -EINVAL;
+ }
+
+ if (li->cpu) {
+ li->num[li->link].cpus = 1;
+ li->num[li->link].platforms = 1;
+
+ li->link++; /* CPU-dummy */
+ } else {
+ li->num[li->link].codecs = 1;
+
+ li->link++; /* dummy-Codec */
+ }
+
+ return 0;
+}
+
+static int simple_get_dais_count(struct asoc_simple_priv *priv,
+ struct link_info *li)
+{
+ struct device *dev = simple_priv_to_dev(priv);
+ struct device_node *top = dev->of_node;
+
+ /*
+ * link_num : number of links.
+ * CPU-Codec / CPU-dummy / dummy-Codec
+ * dais_num : number of DAIs
+ * ccnf_num : number of codec_conf
+ * same number for "dummy-Codec"
+ *
+ * ex1)
+ * CPU0 --- Codec0 link : 5
+ * CPU1 --- Codec1 dais : 7
+ * CPU2 -/ ccnf : 1
+ * CPU3 --- Codec2
+ *
+ * => 5 links = 2xCPU-Codec + 2xCPU-dummy + 1xdummy-Codec
+ * => 7 DAIs = 4xCPU + 3xCodec
+ * => 1 ccnf = 1xdummy-Codec
+ *
+ * ex2)
+ * CPU0 --- Codec0 link : 5
+ * CPU1 --- Codec1 dais : 6
+ * CPU2 -/ ccnf : 1
+ * CPU3 -/
+ *
+ * => 5 links = 1xCPU-Codec + 3xCPU-dummy + 1xdummy-Codec
+ * => 6 DAIs = 4xCPU + 2xCodec
+ * => 1 ccnf = 1xdummy-Codec
+ *
+ * ex3)
+ * CPU0 --- Codec0 link : 6
+ * CPU1 -/ dais : 6
+ * CPU2 --- Codec1 ccnf : 2
+ * CPU3 -/
+ *
+ * => 6 links = 0xCPU-Codec + 4xCPU-dummy + 2xdummy-Codec
+ * => 6 DAIs = 4xCPU + 2xCodec
+ * => 2 ccnf = 2xdummy-Codec
+ *
+ * ex4)
+ * CPU0 --- Codec0 (convert-rate) link : 3
+ * CPU1 --- Codec1 dais : 4
+ * ccnf : 1
+ *
+ * => 3 links = 1xCPU-Codec + 1xCPU-dummy + 1xdummy-Codec
+ * => 4 DAIs = 2xCPU + 2xCodec
+ * => 1 ccnf = 1xdummy-Codec
+ */
+ if (!top) {
+ li->num[0].cpus = 1;
+ li->num[0].codecs = 1;
+ li->num[0].platforms = 1;
+
+ li->link = 1;
+ return 0;
+ }
+
+ return simple_for_each_link(priv, li,
+ simple_count_noml,
+ simple_count_dpcm);
+}
+
+static int simple_soc_probe(struct snd_soc_card *card)
+{
+ struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(card);
+ int ret;
+
+ ret = asoc_simple_init_hp(card, &priv->hp_jack, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ ret = asoc_simple_init_mic(card, &priv->mic_jack, PREFIX);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int asoc_simple_probe(struct platform_device *pdev)
+{
+ struct asoc_simple_priv *priv;
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
+ struct snd_soc_card *card;
+ struct link_info *li;
+ int ret;
+
+ /* Allocate the private data and the DAI link array */
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ card = simple_priv_to_card(priv);
+ card->owner = THIS_MODULE;
+ card->dev = dev;
+ card->probe = simple_soc_probe;
+ card->driver_name = "simple-card";
+
+ li = devm_kzalloc(dev, sizeof(*li), GFP_KERNEL);
+ if (!li)
+ return -ENOMEM;
+
+ ret = simple_get_dais_count(priv, li);
+ if (ret < 0)
+ return ret;
+
+ if (!li->link)
+ return -EINVAL;
+
+ ret = asoc_simple_init_priv(priv, li);
+ if (ret < 0)
+ return ret;
+
+ if (np && of_device_is_available(np)) {
+
+ ret = simple_parse_of(priv, li);
+ if (ret < 0) {
+ dev_err_probe(dev, ret, "parse error\n");
+ goto err;
+ }
+
+ } else {
+ struct asoc_simple_card_info *cinfo;
+ struct snd_soc_dai_link_component *cpus;
+ struct snd_soc_dai_link_component *codecs;
+ struct snd_soc_dai_link_component *platform;
+ struct snd_soc_dai_link *dai_link = priv->dai_link;
+ struct simple_dai_props *dai_props = priv->dai_props;
+
+ ret = -EINVAL;
+
+ cinfo = dev->platform_data;
+ if (!cinfo) {
+ dev_err(dev, "no info for asoc-simple-card\n");
+ goto err;
+ }
+
+ if (!cinfo->name ||
+ !cinfo->codec_dai.name ||
+ !cinfo->codec ||
+ !cinfo->platform ||
+ !cinfo->cpu_dai.name) {
+ dev_err(dev, "insufficient asoc_simple_card_info settings\n");
+ goto err;
+ }
+
+ cpus = dai_link->cpus;
+ cpus->dai_name = cinfo->cpu_dai.name;
+
+ codecs = dai_link->codecs;
+ codecs->name = cinfo->codec;
+ codecs->dai_name = cinfo->codec_dai.name;
+
+ platform = dai_link->platforms;
+ platform->name = cinfo->platform;
+
+ card->name = (cinfo->card) ? cinfo->card : cinfo->name;
+ dai_link->name = cinfo->name;
+ dai_link->stream_name = cinfo->name;
+ dai_link->dai_fmt = cinfo->daifmt;
+ dai_link->init = asoc_simple_dai_init;
+ memcpy(dai_props->cpu_dai, &cinfo->cpu_dai,
+ sizeof(*dai_props->cpu_dai));
+ memcpy(dai_props->codec_dai, &cinfo->codec_dai,
+ sizeof(*dai_props->codec_dai));
+ }
+
+ snd_soc_card_set_drvdata(card, priv);
+
+ asoc_simple_debug_info(priv);
+
+ ret = devm_snd_soc_register_card(dev, card);
+ if (ret < 0)
+ goto err;
+
+ devm_kfree(dev, li);
+ return 0;
+err:
+ asoc_simple_clean_reference(card);
+
+ return ret;
+}
+
+static const struct of_device_id simple_of_match[] = {
+ { .compatible = "simple-audio-card", },
+ { .compatible = "simple-scu-audio-card",
+ .data = (void *)DPCM_SELECTABLE },
+ {},
+};
+MODULE_DEVICE_TABLE(of, simple_of_match);
+
+static struct platform_driver asoc_simple_card = {
+ .driver = {
+ .name = "asoc-simple-card",
+ .pm = &snd_soc_pm_ops,
+ .of_match_table = simple_of_match,
+ },
+ .probe = asoc_simple_probe,
+ .remove = asoc_simple_remove,
+};
+
+module_platform_driver(asoc_simple_card);
+
+MODULE_ALIAS("platform:asoc-simple-card");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("ASoC Simple Sound Card");
+MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");