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Thu, 17 Aug 2023 18:13:59 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 17 Aug 2023 18:13:58 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 17 Aug 2023 18:13:58 +0800 From: Maso Huang To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Jaroslav Kysela , Takashi Iwai , Trevor Wu , Arnd Bergmann , Mars Chen , Allen-KH Cheng , , , , , CC: Maso Huang Subject: [PATCH v4 4/6] ASoC: mediatek: mt7986: add machine driver with wm8960 Date: Thu, 17 Aug 2023 18:13:36 +0800 Message-ID: <20230817101338.18782-5-maso.huang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230817101338.18782-1-maso.huang@mediatek.com> References: <20230817101338.18782-1-maso.huang@mediatek.com> MIME-Version: 1.0 X-MailFrom: maso.huang@mediatek.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: Y4RUX7ROUS6DMJWEPLKRDNGPFGSOR2IP X-Message-ID-Hash: Y4RUX7ROUS6DMJWEPLKRDNGPFGSOR2IP X-Mailman-Approved-At: Mon, 21 Aug 2023 11:11:02 +0000 X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Add support for mt7986 board with wm8960. Signed-off-by: Maso Huang Reviewed-by: AngeloGioacchino Del Regno --- sound/soc/mediatek/Kconfig | 10 ++ sound/soc/mediatek/mt7986/Makefile | 1 + sound/soc/mediatek/mt7986/mt7986-wm8960.c | 196 ++++++++++++++++++++++ 3 files changed, 207 insertions(+) create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig index 558827755a8d..8d1bc8814486 100644 --- a/sound/soc/mediatek/Kconfig +++ b/sound/soc/mediatek/Kconfig @@ -64,6 +64,16 @@ config SND_SOC_MT7986 Select Y if you have such device. If unsure select "N". +config SND_SOC_MT7986_WM8960 + tristate "ASoc Audio driver for MT7986 with WM8960 codec" + depends on SND_SOC_MT7986 && I2C + select SND_SOC_WM8960 + help + This adds support for ASoC machine driver for MediaTek MT7986 + boards with the WM8960 codecs. + Select Y if you have such device. + If unsure select "N". + config SND_SOC_MT8173 tristate "ASoC support for Mediatek MT8173 chip" depends on ARCH_MEDIATEK diff --git a/sound/soc/mediatek/mt7986/Makefile b/sound/soc/mediatek/mt7986/Makefile index de0742a67cae..fc4c82559b29 100644 --- a/sound/soc/mediatek/mt7986/Makefile +++ b/sound/soc/mediatek/mt7986/Makefile @@ -6,3 +6,4 @@ snd-soc-mt7986-afe-objs := \ mt7986-dai-etdm.o obj-$(CONFIG_SND_SOC_MT7986) += snd-soc-mt7986-afe.o +obj-$(CONFIG_SND_SOC_MT7986_WM8960) += mt7986-wm8960.o diff --git a/sound/soc/mediatek/mt7986/mt7986-wm8960.c b/sound/soc/mediatek/mt7986/mt7986-wm8960.c new file mode 100644 index 000000000000..364d13b1c426 --- /dev/null +++ b/sound/soc/mediatek/mt7986/mt7986-wm8960.c @@ -0,0 +1,196 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * mt7986-wm8960.c -- MT7986-WM8960 ALSA SoC machine driver + * + * Copyright (c) 2023 MediaTek Inc. + * Authors: Vic Wu + * Maso Huang + */ + +#include +#include + +#include "mt7986-afe-common.h" + +struct mt7986_wm8960_priv { + struct device_node *platform_node; + struct device_node *codec_node; +}; + +static const struct snd_soc_dapm_widget mt7986_wm8960_widgets[] = { + SND_SOC_DAPM_HP("Headphone", NULL), + SND_SOC_DAPM_MIC("AMIC", NULL), +}; + +static const struct snd_kcontrol_new mt7986_wm8960_controls[] = { + SOC_DAPM_PIN_SWITCH("Headphone"), + SOC_DAPM_PIN_SWITCH("AMIC"), +}; + +SND_SOC_DAILINK_DEFS(playback, + DAILINK_COMP_ARRAY(COMP_CPU("DL1")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(capture, + DAILINK_COMP_ARRAY(COMP_CPU("UL1")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(codec, + DAILINK_COMP_ARRAY(COMP_CPU("ETDM")), + DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8960-hifi")), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +static struct snd_soc_dai_link mt7986_wm8960_dai_links[] = { + /* FE */ + { + .name = "wm8960-playback", + .stream_name = "wm8960-playback", + .trigger = {SND_SOC_DPCM_TRIGGER_POST, + SND_SOC_DPCM_TRIGGER_POST}, + .dynamic = 1, + .dpcm_playback = 1, + SND_SOC_DAILINK_REG(playback), + }, + { + .name = "wm8960-capture", + .stream_name = "wm8960-capture", + .trigger = {SND_SOC_DPCM_TRIGGER_POST, + SND_SOC_DPCM_TRIGGER_POST}, + .dynamic = 1, + .dpcm_capture = 1, + SND_SOC_DAILINK_REG(capture), + }, + /* BE */ + { + .name = "wm8960-codec", + .no_pcm = 1, + .dai_fmt = SND_SOC_DAIFMT_I2S | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_GATED, + .dpcm_playback = 1, + .dpcm_capture = 1, + SND_SOC_DAILINK_REG(codec), + }, +}; + +static struct snd_soc_card mt7986_wm8960_card = { + .name = "mt7986-wm8960", + .owner = THIS_MODULE, + .dai_link = mt7986_wm8960_dai_links, + .num_links = ARRAY_SIZE(mt7986_wm8960_dai_links), + .controls = mt7986_wm8960_controls, + .num_controls = ARRAY_SIZE(mt7986_wm8960_controls), + .dapm_widgets = mt7986_wm8960_widgets, + .num_dapm_widgets = ARRAY_SIZE(mt7986_wm8960_widgets), +}; + +static int mt7986_wm8960_machine_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &mt7986_wm8960_card; + struct snd_soc_dai_link *dai_link; + struct device_node *platform, *codec; + struct mt7986_wm8960_priv *priv; + int ret, i; + + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + platform = of_get_child_by_name(pdev->dev.of_node, "platform"); + + if (platform) { + priv->platform_node = of_parse_phandle(platform, "sound-dai", 0); + of_node_put(platform); + + if (!priv->platform_node) { + dev_err(&pdev->dev, "Failed to parse platform/sound-dai property\n"); + return -EINVAL; + } + } else { + dev_err(&pdev->dev, "Property 'platform' missing or invalid\n"); + return -EINVAL; + } + + for_each_card_prelinks(card, i, dai_link) { + if (dai_link->platforms->name) + continue; + dai_link->platforms->of_node = priv->platform_node; + } + + card->dev = &pdev->dev; + + codec = of_get_child_by_name(pdev->dev.of_node, "codec"); + + if (codec) { + priv->codec_node = of_parse_phandle(codec, "sound-dai", 0); + of_node_put(codec); + + if (!priv->codec_node) { + of_node_put(priv->platform_node); + dev_err(&pdev->dev, "Failed to parse codec/sound-dai property\n"); + return -EINVAL; + } + } else { + of_node_put(priv->platform_node); + dev_err(&pdev->dev, "Property 'codec' missing or invalid\n"); + return -EINVAL; + } + + for_each_card_prelinks(card, i, dai_link) { + if (dai_link->codecs->name) + continue; + dai_link->codecs->of_node = priv->codec_node; + } + + ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); + if (ret) { + dev_err(&pdev->dev, "Failed to parse audio-routing: %d\n", ret); + goto err_of_node_put; + } + + 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); + goto err_of_node_put; + } + +err_of_node_put: + of_node_put(priv->codec_node); + of_node_put(priv->platform_node); + return ret; +} + +static void mt7986_wm8960_machine_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card = platform_get_drvdata(pdev); + struct mt7986_wm8960_priv *priv = snd_soc_card_get_drvdata(card); + + of_node_put(priv->codec_node); + of_node_put(priv->platform_node); +} + +static const struct of_device_id mt7986_wm8960_machine_dt_match[] = { + {.compatible = "mediatek,mt7986-wm8960-sound"}, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mt7986_wm8960_machine_dt_match); + +static struct platform_driver mt7986_wm8960_machine = { + .driver = { + .name = "mt7986-wm8960", + .of_match_table = mt7986_wm8960_machine_dt_match, + }, + .probe = mt7986_wm8960_machine_probe, + .remove_new = mt7986_wm8960_machine_remove, +}; + +module_platform_driver(mt7986_wm8960_machine); + +/* Module information */ +MODULE_DESCRIPTION("MT7986 WM8960 ALSA SoC machine driver"); +MODULE_AUTHOR("Vic Wu "); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("mt7986 wm8960 soc card");