From patchwork Fri Mar 7 12:47:32 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darren.Ye" X-Patchwork-Id: 14006422 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0373C21ABA5; Fri, 7 Mar 2025 12:49:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741351749; cv=none; b=Paof0z9SZNKLRJo6MwUulLXETtPFS4jCcCx9lDfNS1uE7PissUa/CfyShGztn89DMfiotGPxghyfPpFfDzkgwLuZkGsGGhr0FZ5/o8LNf8Cl2JDFAqX34RbDr3RQ3BpTqpobBOpzavL4s6lCn7CdJaeB0HDDUbgVdnOpgljkvDg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741351749; c=relaxed/simple; bh=ltSkocDHbOWAwSClJMyDeEKWRgNm1eki8nk0+AvbHis=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=mdt47/jLVRM5sWy4BEy4eaVEvuGh8LYjJtP+pyWIdQmjdaosgmMzjRhuqyq8gbS9Em1G3blNi8ZjZ2v8tERzq8kbwmvCJC7nOjvn5QyEJXV0lFvL6ftIXM1ZMu/87JsyxaEm554dVZQbJdQSmNGOdC/KyA9GVxyjxIaXV/MZ9yA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=bpZcIkwp; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="bpZcIkwp" X-UUID: 8b241952fb5211ef8eb9c36241bbb6fb-20250307 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=579JrFWpi95wWUZ2IKof6bunu2c/sHpygySN/3e4uJg=; b=bpZcIkwpq+XpBw2w7/kBl/rU3C6icF+bEk81ugnV3Mk5pe/LoqVEYnICI1Jc2DWhVbcr+w5NaFEgNjL5hJIAjuPlCYUntZMvlEzf9O7BpKxGVb3mXXq8+rckJ5N+i5y8GJNYy4dXodYmssHt/uXdR8wtduQF2W47MC1CxGZek+E=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:ba04b81b-3ce8-4c50-b2b9-f13ea30a0e1f,IP:0,UR L:0,TC:0,Content:0,EDM:-25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-25 X-CID-META: VersionHash:0ef645f,CLOUDID:3253168c-f5b8-47d5-8cf3-b68fe7530c9a,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:1, IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV: 0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 8b241952fb5211ef8eb9c36241bbb6fb-20250307 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1676230440; Fri, 07 Mar 2025 20:49:01 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.28; Fri, 7 Mar 2025 20:48:59 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.28 via Frontend Transport; Fri, 7 Mar 2025 20:48:59 +0800 From: Darren.Ye To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Jaroslav Kysela , Takashi Iwai , Linus Walleij , Bartosz Golaszewski CC: , , , , , , Darren Ye Subject: [PATCH 06/14] ASoC: mediatek: mt8196: support audio GPIO control Date: Fri, 7 Mar 2025 20:47:32 +0800 Message-ID: <20250307124841.23777-7-darren.ye@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250307124841.23777-1-darren.ye@mediatek.com> References: <20250307124841.23777-1-darren.ye@mediatek.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N From: Darren Ye Implement mode switching for audio GPIO. Signed-off-by: Darren Ye --- sound/soc/mediatek/mt8196/mt8196-afe-gpio.c | 239 ++++++++++++++++++++ sound/soc/mediatek/mt8196/mt8196-afe-gpio.h | 58 +++++ 2 files changed, 297 insertions(+) create mode 100644 sound/soc/mediatek/mt8196/mt8196-afe-gpio.c create mode 100644 sound/soc/mediatek/mt8196/mt8196-afe-gpio.h diff --git a/sound/soc/mediatek/mt8196/mt8196-afe-gpio.c b/sound/soc/mediatek/mt8196/mt8196-afe-gpio.c new file mode 100644 index 000000000000..17ba409af7c4 --- /dev/null +++ b/sound/soc/mediatek/mt8196/mt8196-afe-gpio.c @@ -0,0 +1,239 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * mt8196-afe-gpio.c -- Mediatek 8196 afe gpio ctrl + * + * Copyright (c) 2024 MediaTek Inc. + * Author: Darren Ye + */ + +#include +#include + +#include "mt8196-afe-common.h" +#include "mt8196-afe-gpio.h" + +struct pinctrl *aud_pinctrl; +struct audio_gpio_attr { + const char *name; + bool gpio_prepare; + struct pinctrl_state *gpioctrl; +}; + +static struct audio_gpio_attr aud_gpios[MT8196_AFE_GPIO_GPIO_NUM] = { + [MT8196_AFE_GPIO_DAT_MISO0_OFF] = {"aud-dat-miso0-off", false, NULL}, + [MT8196_AFE_GPIO_DAT_MISO0_ON] = {"aud-dat-miso0-on", false, NULL}, + [MT8196_AFE_GPIO_DAT_MISO1_OFF] = {"aud-dat-miso1-off", false, NULL}, + [MT8196_AFE_GPIO_DAT_MISO1_ON] = {"aud-dat-miso1-on", false, NULL}, + [MT8196_AFE_GPIO_DAT_MOSI_OFF] = {"aud-dat-mosi-off", false, NULL}, + [MT8196_AFE_GPIO_DAT_MOSI_ON] = {"aud-dat-mosi-on", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT0_OFF] = {"aud-gpio-i2sout0-off", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT0_ON] = {"aud-gpio-i2sout0-on", false, NULL}, + [MT8196_AFE_GPIO_I2SIN0_OFF] = {"aud-gpio-i2sin0-off", false, NULL}, + [MT8196_AFE_GPIO_I2SIN0_ON] = {"aud-gpio-i2sin0-on", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT1_OFF] = {"aud-gpio-i2sout1-off", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT1_ON] = {"aud-gpio-i2sout1-on", false, NULL}, + [MT8196_AFE_GPIO_I2SIN1_OFF] = {"aud-gpio-i2sin1-off", false, NULL}, + [MT8196_AFE_GPIO_I2SIN1_ON] = {"aud-gpio-i2sin1-on", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT4_OFF] = {"aud-gpio-i2sout4-off", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT4_ON] = {"aud-gpio-i2sout4-on", false, NULL}, + [MT8196_AFE_GPIO_I2SIN4_OFF] = {"aud-gpio-i2sin4-off", false, NULL}, + [MT8196_AFE_GPIO_I2SIN4_ON] = {"aud-gpio-i2sin4-on", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT6_OFF] = {"aud-gpio-i2sout6-off", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT6_ON] = {"aud-gpio-i2sout6-on", false, NULL}, + [MT8196_AFE_GPIO_I2SIN6_OFF] = {"aud-gpio-i2sin6-off", false, NULL}, + [MT8196_AFE_GPIO_I2SIN6_ON] = {"aud-gpio-i2sin6-on", false, NULL}, + [MT8196_AFE_GPIO_AP_DMIC_OFF] = {"aud-gpio-ap-dmic-off", false, NULL}, + [MT8196_AFE_GPIO_AP_DMIC_ON] = {"aud-gpio-ap-dmic-on", false, NULL}, + [MT8196_AFE_GPIO_AP_DMIC1_OFF] = {"aud-gpio-ap-dmic1-off", false, NULL}, + [MT8196_AFE_GPIO_AP_DMIC1_ON] = {"aud-gpio-ap-dmic1-on", false, NULL}, + [MT8196_AFE_GPIO_DAT_MOSI_CH34_OFF] = {"aud-dat-mosi-ch34-off", false, NULL}, + [MT8196_AFE_GPIO_DAT_MOSI_CH34_ON] = {"aud-dat-mosi-ch34-on", false, NULL}, + [MT8196_AFE_GPIO_DAT_MISO_ONLY_OFF] = {"aud-dat-miso-only-off", false, NULL}, + [MT8196_AFE_GPIO_DAT_MISO_ONLY_ON] = {"aud-dat-miso-only-on", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT3_OFF] = {"aud-gpio-i2sout3-off", false, NULL}, + [MT8196_AFE_GPIO_I2SOUT3_ON] = {"aud-gpio-i2sout3-on", false, NULL}, + [MT8196_AFE_GPIO_I2SIN3_OFF] = {"aud-gpio-i2sin3-off", false, NULL}, + [MT8196_AFE_GPIO_I2SIN3_ON] = {"aud-gpio-i2sin3-on", false, NULL}, +}; + +static DEFINE_MUTEX(gpio_request_mutex); + +int mt8196_afe_gpio_init(struct mtk_base_afe *afe) +{ + int ret; + int i = 0; + + aud_pinctrl = devm_pinctrl_get(afe->dev); + if (IS_ERR(aud_pinctrl)) { + ret = PTR_ERR(aud_pinctrl); + dev_info(afe->dev, "%s(), ret %d, cannot get aud_pinctrl!\n", + __func__, ret); + return -ENODEV; + } + + for (i = 0; i < MT8196_AFE_GPIO_GPIO_NUM; i++) { + if (!aud_gpios[i].name) { + dev_info(afe->dev, "%s(), gpio id %d not define!!!\n", + __func__, i); + } + } + + for (i = 0; i < ARRAY_SIZE(aud_gpios); i++) { + aud_gpios[i].gpioctrl = pinctrl_lookup_state(aud_pinctrl, + aud_gpios[i].name); + if (IS_ERR(aud_gpios[i].gpioctrl)) { + ret = PTR_ERR(aud_gpios[i].gpioctrl); + dev_info(afe->dev, "%s(), pinctrl_lookup_state %s fail, ret %d\n", + __func__, aud_gpios[i].name, ret); + } else { + aud_gpios[i].gpio_prepare = true; + } + } + + /* gpio status init */ + mt8196_afe_gpio_request(afe, false, MT8196_DAI_ADDA, 0); + mt8196_afe_gpio_request(afe, false, MT8196_DAI_ADDA, 1); + + return 0; +} + +static int mt8196_afe_gpio_select(struct mtk_base_afe *afe, + enum mt8196_afe_gpio type) +{ + int ret = 0; + + dev_dbg(afe->dev, "%s(), type: %d.\n", __func__, type); + + if (type >= MT8196_AFE_GPIO_GPIO_NUM) { + dev_info(afe->dev, "%s(), error, invalid gpio type %d\n", + __func__, type); + return -EINVAL; + } + + if (!aud_gpios[type].gpio_prepare) { + dev_info(afe->dev, "%s(), error, gpio type %d not prepared\n", + __func__, type); + return -EIO; + } + + ret = pinctrl_select_state(aud_pinctrl, + aud_gpios[type].gpioctrl); + if (ret) + dev_info(afe->dev, "%s(), error, can not set gpio type %d\n", + __func__, type); + + return ret; +} + +int mt8196_afe_gpio_request(struct mtk_base_afe *afe, bool enable, + int dai, int uplink) +{ + dev_dbg(afe->dev, "%s(), enable: %d, dai: %d, uplink: %d.\n", __func__, + enable, dai, uplink); + + mutex_lock(&gpio_request_mutex); + switch (dai) { + case MT8196_DAI_ADDA: + break; + case MT8196_DAI_ADDA_CH34: + break; + case MT8196_DAI_ADDA_CH56: + break; + case MT8196_DAI_I2S_IN0: + case MT8196_DAI_I2S_OUT0: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN0_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT0_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN0_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT0_OFF); + } + break; + case MT8196_DAI_I2S_IN1: + case MT8196_DAI_I2S_OUT1: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN1_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT1_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN1_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT1_OFF); + } + break; + case MT8196_DAI_I2S_IN3: + case MT8196_DAI_I2S_OUT3: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN3_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT3_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN3_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT3_OFF); + } + break; + case MT8196_DAI_I2S_IN4: + case MT8196_DAI_I2S_OUT4: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN4_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT4_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN4_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT4_OFF); + } + break; + case MT8196_DAI_I2S_IN6: + case MT8196_DAI_I2S_OUT6: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN6_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT6_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SIN6_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_I2SOUT6_OFF); + } + break; + case MT8196_DAI_VOW: + break; + case MT8196_DAI_VOW_SCP_DMIC: + break; + case MT8196_DAI_MTKAIF: + if (enable) { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO1_ON); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO0_ON); + } else { + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO1_OFF); + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO0_OFF); + } + break; + case MT8196_DAI_MISO_ONLY: + if (enable) + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO_ONLY_ON); + else + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_DAT_MISO_ONLY_OFF); + break; + case MT8196_DAI_AP_DMIC: + if (enable) + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_AP_DMIC_ON); + else + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_AP_DMIC_OFF); + break; + case MT8196_DAI_AP_DMIC_CH34: + if (enable) + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_AP_DMIC1_ON); + else + mt8196_afe_gpio_select(afe, MT8196_AFE_GPIO_AP_DMIC1_OFF); + break; + default: + mutex_unlock(&gpio_request_mutex); + dev_info(afe->dev, "%s(), invalid dai %d\n", __func__, dai); + return -EINVAL; + } + mutex_unlock(&gpio_request_mutex); + + return 0; +} +EXPORT_SYMBOL_GPL(mt8196_afe_gpio_request); + +bool mt8196_afe_gpio_is_prepared(enum mt8196_afe_gpio type) +{ + return aud_gpios[type].gpio_prepare; +} +EXPORT_SYMBOL(mt8196_afe_gpio_is_prepared); + diff --git a/sound/soc/mediatek/mt8196/mt8196-afe-gpio.h b/sound/soc/mediatek/mt8196/mt8196-afe-gpio.h new file mode 100644 index 000000000000..b36a8201d649 --- /dev/null +++ b/sound/soc/mediatek/mt8196/mt8196-afe-gpio.h @@ -0,0 +1,58 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * mt8196-afe-gpio.h -- Mediatek 8196 afe gpio ctrl definition + * + * Copyright (c) 2023 MediaTek Inc. + * Author: Darren Ye + */ + +#ifndef _MT8196_AFE_GPIO_H_ +#define _MT8196_AFE_GPIO_H_ +#include "mt8196-afe-common.h" + +enum mt8196_afe_gpio { + MT8196_AFE_GPIO_DAT_MISO0_OFF, + MT8196_AFE_GPIO_DAT_MISO0_ON, + MT8196_AFE_GPIO_DAT_MISO1_OFF, + MT8196_AFE_GPIO_DAT_MISO1_ON, + MT8196_AFE_GPIO_DAT_MOSI_OFF, + MT8196_AFE_GPIO_DAT_MOSI_ON, + MT8196_AFE_GPIO_DAT_MOSI_CH34_OFF, + MT8196_AFE_GPIO_DAT_MOSI_CH34_ON, + MT8196_AFE_GPIO_DAT_MISO_ONLY_OFF, + MT8196_AFE_GPIO_DAT_MISO_ONLY_ON, + MT8196_AFE_GPIO_I2SIN0_OFF, + MT8196_AFE_GPIO_I2SIN0_ON, + MT8196_AFE_GPIO_I2SOUT0_OFF, + MT8196_AFE_GPIO_I2SOUT0_ON, + MT8196_AFE_GPIO_I2SIN1_OFF, + MT8196_AFE_GPIO_I2SIN1_ON, + MT8196_AFE_GPIO_I2SOUT1_OFF, + MT8196_AFE_GPIO_I2SOUT1_ON, + MT8196_AFE_GPIO_I2SIN4_OFF, + MT8196_AFE_GPIO_I2SIN4_ON, + MT8196_AFE_GPIO_I2SOUT4_OFF, + MT8196_AFE_GPIO_I2SOUT4_ON, + MT8196_AFE_GPIO_I2SIN6_OFF, + MT8196_AFE_GPIO_I2SIN6_ON, + MT8196_AFE_GPIO_I2SOUT6_OFF, + MT8196_AFE_GPIO_I2SOUT6_ON, + MT8196_AFE_GPIO_AP_DMIC_OFF, + MT8196_AFE_GPIO_AP_DMIC_ON, + MT8196_AFE_GPIO_AP_DMIC1_OFF, + MT8196_AFE_GPIO_AP_DMIC1_ON, + MT8196_AFE_GPIO_I2SIN3_OFF, + MT8196_AFE_GPIO_I2SIN3_ON, + MT8196_AFE_GPIO_I2SOUT3_OFF, + MT8196_AFE_GPIO_I2SOUT3_ON, + MT8196_AFE_GPIO_GPIO_NUM +}; + +struct mtk_base_afe; + +int mt8196_afe_gpio_init(struct mtk_base_afe *afe); +int mt8196_afe_gpio_request(struct mtk_base_afe *afe, bool enable, + int dai, int uplink); +bool mt8196_afe_gpio_is_prepared(enum mt8196_afe_gpio type); + +#endif