From patchwork Tue Nov 3 02:53:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ajye huang X-Patchwork-Id: 11875817 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB136C00A89 for ; Tue, 3 Nov 2020 02:55:54 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0887522275 for ; Tue, 3 Nov 2020 02:55:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="RuHvgZVk"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dB2pukbs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0887522275 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 309701748; Tue, 3 Nov 2020 03:55:02 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 309701748 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1604372152; bh=8jFFfd5FZlXfJQQ/XS4ynI7hHnjF99N8OxZP9RrXIoA=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=RuHvgZVkE4h2s3WngxSDR1uh3XQ60u/+HQRvDziGpf5dEoBoSjFb98OWiD0EzK9t0 PZRt0mGSR8ILfsAmbg+0XXRnEz7xezXHIyyeGRj7vBWrvLAjc8ekaOgrQOBGnFkgBm 57QPex1i7rbNZiwZ3bOj04Kx9WRsWam3bZanPR6k= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 333AAF8015A; Tue, 3 Nov 2020 03:54:15 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id CDEDAF80171; Tue, 3 Nov 2020 03:54:12 +0100 (CET) Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id CF0C5F80171 for ; Tue, 3 Nov 2020 03:54:09 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz CF0C5F80171 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dB2pukbs" Received: by mail-pf1-x432.google.com with SMTP id j18so12954452pfa.0 for ; Mon, 02 Nov 2020 18:54:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mdVPkO/q4ig27b41Ma0ipj3qPAj1LWAThPCU+KMAntY=; b=dB2pukbsNMZr6KZVfAidMjwc3OoduhL5lmwZfkb91FaoDDkmRNth47SrrahktcKt7k i+KEcjV/NbvB4ZuRDRI/+xFdjrSTIp6R3PeJ09yBiNQJJZSK8Odcnmfo/AB7RcbtlX4E rlYO4ehQC9ZqfUhW5Mu5mWeh/EiHFUJ+YZ+g5Syv+kdROZScTLf+ZEsfIJH9rFzIHiI5 JLStT8wkG6qBsLCaxBNlZko8V3aLXqPpZU4W8r2fL6lojMdxISuOOeodqNkbyusbG7Rz GzU5vo+DjIkHKywiW7QfWabHyWouxmJioSiORsK+BBsCXSOI+Cz5kAz4W2vy2iL/v4Ak QUsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mdVPkO/q4ig27b41Ma0ipj3qPAj1LWAThPCU+KMAntY=; b=HC02vJjALiw+QG3jkgEzjJ7bLMZJud9w+sAGp7YqvEuuggTKQCJVBh3egUSF0hbcrF hc1+dgrRYqrsTnU4amDYFCCYadxIWTCATSBYoULsMdt54HHqzSk4E+5F7ElvoeEmxYvv lyCn898LwUKJGxZmEwF51cJkJrU4svtfyFaAhNPsQDttEkW1jGtVOgXccgZmOwPlj5mH UAv6pgOeNGInkVJNw3Fa9gRoZi9v2RPoQclC5cDoKZV3+muRrS34wA3a/C8d9LOgl4mk Jbl18tj8V/PGAwhAbt/X0HMqSfnDiY6z6IEoG4ZsIFj8jaeRDe2uyX1SwxIJGzcIi6Nj YLxA== X-Gm-Message-State: AOAM533fwVmd7FsbZCBB9EE1bO2u0/I6qYKSrBLeG8eZ/PVZaevWBc+Y TUIX40oCxjQLrCfUNQj9JEw= X-Google-Smtp-Source: ABdhPJwigCQyZXVpZJRNCBT08Fbeo55lCagCxh1R/LyqYJuB7rPcp9zkcGmx63moqL7nZaJrqLGl0w== X-Received: by 2002:a17:90b:3587:: with SMTP id mm7mr1464936pjb.234.1604372046783; Mon, 02 Nov 2020 18:54:06 -0800 (PST) Received: from localhost (114-34-18-97.HINET-IP.hinet.net. [114.34.18.97]) by smtp.gmail.com with ESMTPSA id t15sm937012pji.0.2020.11.02.18.54.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Nov 2020 18:54:06 -0800 (PST) From: Ajye Huang X-Google-Original-From: Ajye Huang To: linux-kernel@vger.kernel.org Subject: [PATCH v4 1/2] ASoC: google: dt-bindings: modify machine bindings for two MICs case Date: Tue, 3 Nov 2020 10:53:46 +0800 Message-Id: <20201103025347.510940-2-ajye_huang@compal.corp-partner.google.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201103025347.510940-1-ajye_huang@compal.corp-partner.google.com> References: <20201103025347.510940-1-ajye_huang@compal.corp-partner.google.com> MIME-Version: 1.0 Cc: dianders@chromium.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Banajit Goswami , Srinivasa Rao Mandadapu , Liam Girdwood , linux-arm-msm@vger.kernel.org, Patrick Lai , Ajye Huang , Andy Gross , Rob Herring , Bjorn Andersson , Mark Brown , Rohit kumar , tzungbi@chromium.org, srinivas.kandagatla@linaro.org, linux-arm-kernel@lists.infradead.org, cychiang@chromium.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Add a property "dmic-gpios" for switching between two MICs. Signed-off-by: Ajye Huang --- .../bindings/sound/google,sc7180-trogdor.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml index efc34689d6b5..9e0505467e57 100644 --- a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml +++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml @@ -34,6 +34,9 @@ properties: "#size-cells": const: 0 + dmic-gpios: + description: GPIO for switching between DMICs + patternProperties: "^dai-link(@[0-9])?$": description: @@ -81,6 +84,7 @@ additionalProperties: false examples: - | + //Example 1 sound { compatible = "google,sc7180-trogdor"; model = "sc7180-rt5682-max98357a-1mic"; @@ -128,3 +132,57 @@ examples: }; }; }; + + - | + //Example 2 (2mic case) + sound { + compatible = "google,sc7180-trogdor"; + model = "sc7180-rt5682-max98357a-2mic"; + + audio-routing = + "Headphone Jack", "HPOL", + "Headphone Jack", "HPOR"; + + #address-cells = <1>; + #size-cells = <0>; + + dmic-gpios = <&tlmm 86 0>; + + dai-link@0 { + link-name = "MultiMedia0"; + reg = <0>; + cpu { + sound-dai = <&lpass_cpu 0>; + }; + + codec { + sound-dai = <&alc5682 0>; + }; + }; + + dai-link@1 { + link-name = "MultiMedia1"; + reg = <1>; + cpu { + sound-dai = <&lpass_cpu 1>; + }; + + codec { + sound-dai = <&max98357a>; + }; + }; + + dai-link@2 { + link-name = "MultiMedia2"; + reg = <2>; + cpu { + sound-dai = <&lpass_hdmi 0>; + }; + + codec { + sound-dai = <&msm_dp>; + }; + }; + }; + +... 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[114.34.18.97]) by smtp.gmail.com with ESMTPSA id t10sm876076pjr.37.2020.11.02.18.54.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Nov 2020 18:54:12 -0800 (PST) From: Ajye Huang X-Google-Original-From: Ajye Huang To: linux-kernel@vger.kernel.org Subject: [PATCH v4 2/2] ASoC: qcom: sc7180: Modify machine driver for 2mic Date: Tue, 3 Nov 2020 10:53:47 +0800 Message-Id: <20201103025347.510940-3-ajye_huang@compal.corp-partner.google.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201103025347.510940-1-ajye_huang@compal.corp-partner.google.com> References: <20201103025347.510940-1-ajye_huang@compal.corp-partner.google.com> MIME-Version: 1.0 Cc: dianders@chromium.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Banajit Goswami , Srinivasa Rao Mandadapu , Liam Girdwood , linux-arm-msm@vger.kernel.org, Patrick Lai , Ajye Huang , Andy Gross , Rob Herring , Bjorn Andersson , Mark Brown , Rohit kumar , tzungbi@chromium.org, srinivas.kandagatla@linaro.org, linux-arm-kernel@lists.infradead.org, cychiang@chromium.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" In addition, having mixer control to switch between DMICs by using "dmic-gpios" property. Refer to this one as an example, commit b7a742cff3f6 ("ASoC: AMD: Use mixer control to switch between DMICs") Signed-off-by: Ajye Huang Reviewed-by: Tzung-Bi Shih --- sound/soc/qcom/sc7180.c | 61 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c index b391f64c3a80..345489d08886 100644 --- a/sound/soc/qcom/sc7180.c +++ b/sound/soc/qcom/sc7180.c @@ -5,6 +5,8 @@ // sc7180.c -- ALSA SoC Machine driver for SC7180 #include +#include +#include #include #include #include @@ -28,6 +30,8 @@ struct sc7180_snd_data { u32 pri_mi2s_clk_count; struct snd_soc_jack hs_jack; struct snd_soc_jack hdmi_jack; + struct gpio_desc *dmic_sel; + int dmic_switch; }; static void sc7180_jack_free(struct snd_jack *jack) @@ -169,6 +173,27 @@ static int sc7180_snd_startup(struct snd_pcm_substream *substream) return 0; } +static int dmic_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol); + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(dapm->card); + + ucontrol->value.integer.value[0] = data->dmic_switch; + return 0; +} + +static int dmic_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol); + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(dapm->card); + + data->dmic_switch = ucontrol->value.integer.value[0]; + gpiod_set_value(data->dmic_sel, data->dmic_switch); + return 0; +} + static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; @@ -206,6 +231,30 @@ static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { SND_SOC_DAPM_MIC("Headset Mic", NULL), }; +static const char * const dmic_mux_text[] = { + "Front Mic", + "Rear Mic", +}; + +static SOC_ENUM_SINGLE_DECL(sc7180_dmic_enum, + SND_SOC_NOPM, 0, dmic_mux_text); + +static const struct snd_kcontrol_new sc7180_dmic_mux_control = + SOC_DAPM_ENUM_EXT("DMIC Select Mux", sc7180_dmic_enum, + dmic_get, dmic_set); + +static const struct snd_soc_dapm_widget sc7180_snd_dual_mic_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("DMIC", NULL), + SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0, &sc7180_dmic_mux_control), +}; + +static const struct snd_soc_dapm_route sc7180_snd_dual_mic_audio_route[] = { + {"Dmic Mux", "Front Mic", "DMIC"}, + {"Dmic Mux", "Rear Mic", "DMIC"}, +}; + static void sc7180_add_ops(struct snd_soc_card *card) { struct snd_soc_dai_link *link; @@ -238,6 +287,18 @@ static int sc7180_snd_platform_probe(struct platform_device *pdev) card->dapm_widgets = sc7180_snd_widgets; card->num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets); + if (of_property_read_bool(dev->of_node, "dmic-gpios")) { + card->dapm_widgets = sc7180_snd_dual_mic_widgets, + card->num_dapm_widgets = ARRAY_SIZE(sc7180_snd_dual_mic_widgets), + card->dapm_routes = sc7180_snd_dual_mic_audio_route, + card->num_dapm_routes = ARRAY_SIZE(sc7180_snd_dual_mic_audio_route), + data->dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW); + if (IS_ERR(data->dmic_sel)) { + dev_err(&pdev->dev, "DMIC gpio failed err=%d\n", PTR_ERR(data->dmic_sel)); + return PTR_ERR(data->dmic_sel); + } + } + ret = qcom_snd_parse_of(card); if (ret) return ret;