--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+//
+// mt8183-da7219-max98357.c
+// -- MT8183-DA7219-MAX98357 ALSA SoC machine driver
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: Shunli Wang <shunli.wang@mediatek.com>
+
+#include <linux/module.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+#include <linux/pinctrl/consumer.h>
+
+#include "mt8183-afe-common.h"
+#include "../../codecs/da7219-aad.h"
+#include "../../codecs/da7219.h"
+
+static struct snd_soc_jack headset_jack;
+
+/* Headset jack detection DAPM pins */
+static struct snd_soc_jack_pin headset_jack_pins[] = {
+ {
+ .pin = "Headphone",
+ .mask = SND_JACK_HEADPHONE,
+ },
+ {
+ .pin = "Headset Mic",
+ .mask = SND_JACK_MICROPHONE,
+ },
+};
+
+static struct snd_soc_dai_link_component
+mt8183_da7219_max98357_external_codecs[] = {
+ {
+ .name = "max98357a",
+ .dai_name = "HiFi",
+ },
+ {
+ .name = "da7219.5-001a",
+ .dai_name = "da7219-hifi",
+ },
+};
+
+static int mt8183_mt6358_i2s_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ unsigned int rate = params_rate(params);
+ unsigned int mclk_fs_ratio = 128;
+ unsigned int mclk_fs = rate * mclk_fs_ratio;
+
+ return snd_soc_dai_set_sysclk(rtd->cpu_dai,
+ 0, mclk_fs, SND_SOC_CLOCK_OUT);
+}
+
+static const struct snd_soc_ops mt8183_mt6358_i2s_ops = {
+ .hw_params = mt8183_mt6358_i2s_hw_params,
+};
+
+static int mt8183_da7219_i2s_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ unsigned int rate = params_rate(params);
+ unsigned int mclk_fs_ratio = 256;
+ unsigned int mclk_fs = rate * mclk_fs_ratio;
+ unsigned int freq;
+ int ret = 0, j;
+
+ ret = snd_soc_dai_set_sysclk(rtd->cpu_dai, 0,
+ mclk_fs, SND_SOC_CLOCK_OUT);
+ if (ret < 0)
+ dev_err(rtd->dev, "failed to set cpu dai sysclk\n");
+
+ for (j = 0; j < rtd->num_codecs; j++) {
+ struct snd_soc_dai *codec_dai = rtd->codec_dais[j];
+
+ if (!strcmp(codec_dai->component->name, "da7219.5-001a")) {
+ ret = snd_soc_dai_set_sysclk(codec_dai,
+ DA7219_CLKSRC_MCLK,
+ mclk_fs,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(rtd->dev, "failed to set sysclk\n");
+
+ if ((rate % 8000) == 0)
+ freq = DA7219_PLL_FREQ_OUT_98304;
+ else
+ freq = DA7219_PLL_FREQ_OUT_90316;
+
+ ret = snd_soc_dai_set_pll(codec_dai, 0,
+ DA7219_SYSCLK_PLL_SRM,
+ 0, freq);
+ if (ret)
+ dev_err(rtd->dev, "failed to start PLL: %d\n",
+ ret);
+ }
+ }
+
+ return ret;
+}
+
+static int mt8183_da7219_hw_free(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ int ret = 0, j;
+
+ for (j = 0; j < rtd->num_codecs; j++) {
+ struct snd_soc_dai *codec_dai = rtd->codec_dais[j];
+
+ if (!strcmp(codec_dai->component->name, "da7219.5-001a")) {
+ ret = snd_soc_dai_set_pll(codec_dai,
+ 0, DA7219_SYSCLK_MCLK, 0, 0);
+ if (ret < 0) {
+ dev_err(rtd->dev, "failed to stop PLL: %d\n",
+ ret);
+ break;
+ }
+ }
+ }
+
+ return ret;
+}
+
+static const struct snd_soc_ops mt8183_da7219_i2s_ops = {
+ .hw_params = mt8183_da7219_i2s_hw_params,
+ .hw_free = mt8183_da7219_hw_free,
+};
+
+static int mt8183_i2s_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ /* fix BE i2s format to 32bit, clean param mask first */
+ snd_mask_reset_range(hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT),
+ 0, SNDRV_PCM_FORMAT_LAST);
+
+ params_set_format(params, SNDRV_PCM_FORMAT_S32_LE);
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget
+mt8183_da7219_max98357_dapm_widgets[] = {
+ SND_SOC_DAPM_OUTPUT("IT6505_8CH"),
+};
+
+static const struct snd_soc_dapm_route mt8183_da7219_max98357_dapm_routes[] = {
+ {"IT6505_8CH", NULL, "TDM"},
+};
+
+static struct snd_soc_dai_link mt8183_da7219_max98357_dai_links[] = {
+ /* FE */
+ {
+ .name = "Playback_1",
+ .stream_name = "Playback_1",
+ .cpu_dai_name = "DL1",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ },
+ {
+ .name = "Playback_2",
+ .stream_name = "Playback_2",
+ .cpu_dai_name = "DL2",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ },
+ {
+ .name = "Playback_3",
+ .stream_name = "Playback_3",
+ .cpu_dai_name = "DL3",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ },
+ {
+ .name = "Capture_1",
+ .stream_name = "Capture_1",
+ .cpu_dai_name = "UL1",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_capture = 1,
+ },
+ {
+ .name = "Capture_2",
+ .stream_name = "Capture_2",
+ .cpu_dai_name = "UL2",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_capture = 1,
+ },
+ {
+ .name = "Capture_3",
+ .stream_name = "Capture_3",
+ .cpu_dai_name = "UL3",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_capture = 1,
+ },
+ {
+ .name = "Capture_Mono_1",
+ .stream_name = "Capture_Mono_1",
+ .cpu_dai_name = "UL_MONO_1",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_capture = 1,
+ },
+ {
+ .name = "Playback_HDMI",
+ .stream_name = "Playback_HDMI",
+ .cpu_dai_name = "HDMI",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .trigger = {SND_SOC_DPCM_TRIGGER_PRE,
+ SND_SOC_DPCM_TRIGGER_PRE},
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ },
+ /* BE */
+ {
+ .name = "Primary Codec",
+ .cpu_dai_name = "ADDA",
+ .codec_dai_name = "mt6358-snd-codec-aif1",
+ .codec_name = "mt6358-sound",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "PCM 1",
+ .cpu_dai_name = "PCM 1",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "PCM 2",
+ .cpu_dai_name = "PCM 2",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "I2S0",
+ .cpu_dai_name = "I2S0",
+ .codec_dai_name = "bt-sco-pcm",
+ .codec_name = "bt-sco",
+ .no_pcm = 1,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ .be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+ .ops = &mt8183_mt6358_i2s_ops,
+ },
+ {
+ .name = "I2S1",
+ .cpu_dai_name = "I2S1",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .codec_name = "snd-soc-dummy",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .ignore_suspend = 1,
+ .be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+ .ops = &mt8183_mt6358_i2s_ops,
+ },
+ {
+ .name = "I2S2",
+ .cpu_dai_name = "I2S2",
+ .codec_dai_name = "da7219-hifi",
+ .codec_name = "da7219.5-001a",
+ .no_pcm = 1,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ .be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+ .ops = &mt8183_da7219_i2s_ops,
+ },
+ {
+ .name = "I2S3",
+ .cpu_dai_name = "I2S3",
+ .codecs = mt8183_da7219_max98357_external_codecs,
+ .num_codecs =
+ ARRAY_SIZE(mt8183_da7219_max98357_external_codecs),
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .ignore_suspend = 1,
+ .be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+ .ops = &mt8183_da7219_i2s_ops,
+ },
+ {
+ .name = "I2S5",
+ .cpu_dai_name = "I2S5",
+ .codec_dai_name = "bt-sco-pcm",
+ .codec_name = "bt-sco",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .ignore_suspend = 1,
+ .be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+ .ops = &mt8183_mt6358_i2s_ops,
+ },
+ {
+ .name = "TDM",
+ .cpu_dai_name = "TDM",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ .ignore_suspend = 1,
+ },
+};
+
+static int
+mt8183_da7219_max98357_headset_init(struct snd_soc_component *component);
+
+static struct snd_soc_aux_dev mt8183_da7219_max98357_headset_dev = {
+ .name = "Headset Chip",
+ .init = mt8183_da7219_max98357_headset_init,
+};
+
+static struct snd_soc_codec_conf mt6358_codec_conf[] = {
+ {
+ .dev_name = "mt6358-sound",
+ .name_prefix = "Mt6358",
+ },
+};
+
+static struct snd_soc_card mt8183_da7219_max98357_card = {
+ .name = "mt8183_da7219_max98357",
+ .owner = THIS_MODULE,
+ .dai_link = mt8183_da7219_max98357_dai_links,
+ .num_links = ARRAY_SIZE(mt8183_da7219_max98357_dai_links),
+ .aux_dev = &mt8183_da7219_max98357_headset_dev,
+ .num_aux_devs = 1,
+ .codec_conf = mt6358_codec_conf,
+ .num_configs = ARRAY_SIZE(mt6358_codec_conf),
+};
+
+static int
+mt8183_da7219_max98357_headset_init(struct snd_soc_component *component)
+{
+ int ret;
+
+ /* Enable Headset and 4 Buttons Jack detection */
+ ret = snd_soc_card_jack_new(&mt8183_da7219_max98357_card,
+ "Headset Jack",
+ SND_JACK_HEADSET |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3,
+ &headset_jack,
+ headset_jack_pins,
+ ARRAY_SIZE(headset_jack_pins));
+ if (ret)
+ return ret;
+
+ da7219_aad_jack_det(component, &headset_jack);
+
+ return ret;
+}
+
+static int mt8183_da7219_max98357_dev_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = &mt8183_da7219_max98357_card;
+ struct device_node *platform_node;
+ struct snd_soc_dai_link *dai_link;
+ struct pinctrl *default_pins;
+ int ret, i;
+
+ card->dev = &pdev->dev;
+
+ platform_node = of_parse_phandle(pdev->dev.of_node,
+ "mediatek,platform", 0);
+ if (!platform_node) {
+ dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
+ return -EINVAL;
+ }
+
+ for_each_card_prelinks(card, i, dai_link) {
+ /* In the alsa soc-core, the "platform" will be
+ * allocated by devm_kzalloc if null.
+ * There is a special case that registerring
+ * sound card is failed at the first time, but
+ * the "platform" will not null when probe is trying
+ * again. It's not expected normally.
+ */
+ dai_link->platform = NULL;
+
+ if (dai_link->platform_name)
+ continue;
+ dai_link->platform_of_node = platform_node;
+ }
+
+ mt8183_da7219_max98357_headset_dev.codec_of_node =
+ of_parse_phandle(pdev->dev.of_node,
+ "mediatek,headset-codec", 0);
+ if (!mt8183_da7219_max98357_headset_dev.codec_of_node) {
+ dev_err(&pdev->dev,
+ "Property 'mediatek,headset-codec' missing/invalid\n");
+ return -EINVAL;
+ }
+
+ ret = devm_snd_soc_register_card(&pdev->dev, card);
+ if (ret) {
+ dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
+ __func__, ret);
+ return ret;
+ }
+
+ default_pins =
+ devm_pinctrl_get_select(&pdev->dev, PINCTRL_STATE_DEFAULT);
+ if (IS_ERR(default_pins)) {
+ dev_err(&pdev->dev, "%s set pins failed\n",
+ __func__);
+ return PTR_ERR(default_pins);
+ }
+
+ return ret;
+}
+
+#ifdef CONFIG_OF
+static const struct of_device_id mt8183_da7219_max98357_dt_match[] = {
+ {.compatible = "mediatek,mt8183_da7219_max98357",},
+ {}
+};
+#endif
+
+static struct platform_driver mt8183_da7219_max98357_driver = {
+ .driver = {
+ .name = "mt8183_da7219_max98357",
+ .owner = THIS_MODULE,
+#ifdef CONFIG_OF
+ .of_match_table = mt8183_da7219_max98357_dt_match,
+#endif
+ },
+ .probe = mt8183_da7219_max98357_dev_probe,
+};
+
+module_platform_driver(mt8183_da7219_max98357_driver);
+
+/* Module information */
+MODULE_DESCRIPTION("MT8183-DA7219-MAX98357 ALSA SoC machine driver");
+MODULE_AUTHOR("Shunli Wang <shunli.wang@mediatek.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("mt8183_da7219_max98357 soc card");
+
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