From nobody Thu Nov 14 16:55:30 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53563C001B0 for ; Thu, 10 Aug 2023 08:12:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232542AbjHJIMK (ORCPT ); Thu, 10 Aug 2023 04:12:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53418 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232974AbjHJILy (ORCPT ); Thu, 10 Aug 2023 04:11:54 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F2F5211C; Thu, 10 Aug 2023 01:11:49 -0700 (PDT) X-UUID: 8a2a0164375511eeb20a276fd37b9834-20230810 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=FkR+gqGCuuesY9WOQbPQ2Y2ld+iDLFnZPn/SNaXxV5E=; b=poqNaEkkg81jK5TtVCHPUR/CKgSZT34ZOb+CEja36NHb+RMwVhVc8ENht6ErRFn7fW9SnY3+TJfd7KpbNY1CXIQQsJnhpgxff1aPXAl0GkuRLW6ubs927ylnjRB7isppgqRLP9THYhNEXs5Q05cXdagrpinrIeQkWYpIcM1K/K4=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.31,REQID:688b70f8-882e-4d02-8d09-b1ca69e9503e,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:0ad78a4,CLOUDID:83d5b2c1-1e57-4345-9d31-31ad9818b39f,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File: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 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 8a2a0164375511eeb20a276fd37b9834-20230810 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 2053029431; Thu, 10 Aug 2023 16:11:42 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 10 Aug 2023 16:11:41 +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, 10 Aug 2023 16:11:41 +0800 From: Trevor Wu To: , , , , , , , , CC: , , , , , Subject: [PATCH v3 1/3] ASoC: mediatek: mt8188-mt6359: support dynamic pinctrl Date: Thu, 10 Aug 2023 16:11:37 +0800 Message-ID: <20230810081139.27957-2-trevor.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230810081139.27957-1-trevor.wu@mediatek.com> References: <20230810081139.27957-1-trevor.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" To avoid power leakage, it is recommended to replace the default pinctrl state with dynamic pinctrl since certain audio pinmux functions can remain in a HIGH state even when audio is disabled. Linking pinctrl with DAPM using SND_SOC_DAPM_PINCTRL will ensure that audio pins remain in GPIO mode by default and only switch to an audio function when necessary. Signed-off-by: Trevor Wu Reviewed-by: AngeloGioacchino Del Regno --- sound/soc/mediatek/mt8188/mt8188-mt6359.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/sound/soc/mediatek/mt8188/mt8188-mt6359.c b/sound/soc/mediatek= /mt8188/mt8188-mt6359.c index 7c9e08e6a4f5..e7ac2b6671d3 100644 --- a/sound/soc/mediatek/mt8188/mt8188-mt6359.c +++ b/sound/soc/mediatek/mt8188/mt8188-mt6359.c @@ -246,6 +246,11 @@ static const struct snd_soc_dapm_widget mt8188_mt6359_= widgets[] =3D { SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_SINK("HDMI"), SND_SOC_DAPM_SINK("DP"), + + /* dynamic pinctrl */ + SND_SOC_DAPM_PINCTRL("ETDM_SPK_PIN", "aud_etdm_spk_on", "aud_etdm_spk_off= "), + SND_SOC_DAPM_PINCTRL("ETDM_HP_PIN", "aud_etdm_hp_on", "aud_etdm_hp_off"), + SND_SOC_DAPM_PINCTRL("MTKAIF_PIN", "aud_mtkaif_on", "aud_mtkaif_off"), }; =20 static const struct snd_kcontrol_new mt8188_mt6359_controls[] =3D { @@ -267,6 +272,7 @@ static int mt8188_mt6359_mtkaif_calibration(struct snd_= soc_pcm_runtime *rtd) snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME); struct snd_soc_component *cmpnt_codec =3D asoc_rtd_to_codec(rtd, 0)->component; + struct snd_soc_dapm_widget *pin_w =3D NULL, *w; struct mtk_base_afe *afe; struct mt8188_afe_private *afe_priv; struct mtkaif_param *param; @@ -306,6 +312,18 @@ static int mt8188_mt6359_mtkaif_calibration(struct snd= _soc_pcm_runtime *rtd) return 0; } =20 + for_each_card_widgets(rtd->card, w) { + if (!strcmp(w->name, "MTKAIF_PIN")) { + pin_w =3D w; + break; + } + } + + if (pin_w) + dapm_pinctrl_event(pin_w, NULL, SND_SOC_DAPM_PRE_PMU); + else + dev_dbg(afe->dev, "%s(), no pinmux widget, please check if default on\n"= , __func__); + pm_runtime_get_sync(afe->dev); mt6359_mtkaif_calibration_enable(cmpnt_codec); =20 @@ -403,6 +421,9 @@ static int mt8188_mt6359_mtkaif_calibration(struct snd_= soc_pcm_runtime *rtd) for (i =3D 0; i < MT8188_MTKAIF_MISO_NUM; i++) param->mtkaif_phase_cycle[i] =3D mtkaif_phase_cycle[i]; =20 + if (pin_w) + dapm_pinctrl_event(pin_w, NULL, SND_SOC_DAPM_POST_PMD); + dev_dbg(afe->dev, "%s(), end, calibration ok %d\n", __func__, param->mtkaif_calibration_ok); =20 --=20 2.18.0