From patchwork Fri Jun 5 09:53:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxin Yu X-Patchwork-Id: 11589391 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EAAD4138C for ; Fri, 5 Jun 2020 10:24:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 C7E8E2074B for ; Fri, 5 Jun 2020 10:24:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RPoE9pWm"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="cXcIEIsq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C7E8E2074B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=linE1U9MB2oGCBGgrMuBUrDCJsawPAw5lvF9Ek016oM=; b=RPoE9pWmUgCujw Hdf3rri/DL4iT692lfGEMwCl8e4pSwZNxtYIVI8bKBq15ZWFv9le5drRd69D28Zz3xU1NdS09wu6y oadbqoTQx8zxUwMVXdy4uitMk8w6fWgJ4ODAi56i0mjkdnn8kETw6QhcOaZh0ZcdWiF+y/n9i9+qL fRGEH/aurT111ttVbG2erfZJz0l6pvvxTHDr/abNQ6Lm43m3JaN3pOV1f366tfRHt5wGPr3+aPSna CFQsLspqFJvXH9GNO1b2AMEhzhZvVuehz4Y+a01qAdct3lowAwM+1F4wLvvIUjUK/OZymOzIYhnJy Mj7fA2o3ZM3WkpQrf14A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jh959-0001dp-JT; Fri, 05 Jun 2020 09:56:11 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jh94z-0001V2-5p; Fri, 05 Jun 2020 09:56:03 +0000 X-UUID: fa5fbccea17948daa9c8e48402264977-20200605 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=0zI7CVoALCkpFWkgGGj1AbfVE36QPtMcgdNgl75YRMo=; b=cXcIEIsqrnB6Rr8oAwIuCJtu9hryZbshnsvBjGe5LPrLEVJ5WKnWdHRo1GMetj2b/dFjP4QeLCJMvQwkRaOWCnPFWlG8GHdU13iB4Rf0g1LPyVj0hoJmf384UyBvgMQLojAQNfP/4y5fly96WiXnR9xMl9wHpJwgL77GSusvuWM=; X-UUID: fa5fbccea17948daa9c8e48402264977-20200605 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1535086018; Fri, 05 Jun 2020 01:55:51 -0800 Received: from MTKMBS31N2.mediatek.inc (172.27.4.87) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 5 Jun 2020 02:55:55 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 5 Jun 2020 17:55:49 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 5 Jun 2020 17:55:50 +0800 From: Jiaxin Yu To: , , , , Subject: [v2, 1/2] ASoC: mediatek: mt6358: support DMIC one-wire mode Date: Fri, 5 Jun 2020 17:53:44 +0800 Message-ID: <1591350825-18152-1-git-send-email-jiaxin.yu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty MIME-Version: 1.0 X-TM-SNTS-SMTP: 069F9BBDD4B821B89F92B59CD0BC2631142D0F22892B0205B49D61B390E5C21F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200605_025601_225856_BD9624F0 X-CRM114-Status: UNSURE ( 8.75 ) X-CRM114-Notice: Please train this message. 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Uses a DT property "dmic-mode" to select. Signed-off-by: Jiaxin Yu --- sound/soc/codecs/mt6358.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/mt6358.c b/sound/soc/codecs/mt6358.c index 1b830ea..1f39d59 100644 --- a/sound/soc/codecs/mt6358.c +++ b/sound/soc/codecs/mt6358.c @@ -95,6 +95,8 @@ struct mt6358_priv { struct regulator *avdd_reg; int wov_enabled; + + unsigned int dmic_one_wire_mode; }; int mt6358_set_mtkaif_protocol(struct snd_soc_component *cmpnt, @@ -1831,7 +1833,10 @@ static int mt6358_dmic_enable(struct mt6358_priv *priv) mt6358_mtkaif_tx_enable(priv); /* UL dmic setting */ - regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0080); + if (priv->dmic_one_wire_mode) + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0400); + else + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0080); /* UL turn on */ regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 0x0003); @@ -2426,6 +2431,20 @@ static int mt6358_codec_probe(struct snd_soc_component *cmpnt) .num_dapm_routes = ARRAY_SIZE(mt6358_dapm_routes), }; +static void mt6358_parse_dt(struct mt6358_priv *priv) +{ + int ret; + struct device *dev = priv->dev; + + ret = of_property_read_u32(dev->of_node, "mediatek,dmic-mode", + &priv->dmic_one_wire_mode); + if (ret) { + dev_warn(priv->dev, "%s() failed to read dmic-mode\n", + __func__); + priv->dmic_one_wire_mode = 0; + } +} + static int mt6358_platform_driver_probe(struct platform_device *pdev) { struct mt6358_priv *priv; @@ -2445,6 +2464,8 @@ static int mt6358_platform_driver_probe(struct platform_device *pdev) if (IS_ERR(priv->regmap)) return PTR_ERR(priv->regmap); + mt6358_parse_dt(priv); + dev_info(priv->dev, "%s(), dev name %s\n", __func__, dev_name(&pdev->dev)); From patchwork Fri Jun 5 09:53:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxin Yu X-Patchwork-Id: 11589381 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 73B98138C for ; 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Fri, 5 Jun 2020 17:55:52 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 5 Jun 2020 17:55:51 +0800 From: Jiaxin Yu To: , , , , Subject: [v2, 2/2] ASoC: dt-bindings: mediatek: mt6358: add dmic-mode property Date: Fri, 5 Jun 2020 17:53:45 +0800 Message-ID: <1591350825-18152-2-git-send-email-jiaxin.yu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1591350825-18152-1-git-send-email-jiaxin.yu@mediatek.com> References: <1591350825-18152-1-git-send-email-jiaxin.yu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: DA84537A393A2A092512B040C0A414505375F5DBD6BEBB53201491E8557FD55F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200605_025602_001507_0EB41F17 X-CRM114-Status: UNSURE ( 5.63 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, howie.huang@mediatek.com, linux-kernel@vger.kernel.org, Jiaxin Yu , tzungbi@google.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Adds dmic-mode property and updates example. Signed-off-by: Jiaxin Yu --- Documentation/devicetree/bindings/sound/mt6358.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/mt6358.txt b/Documentation/devicetree/bindings/sound/mt6358.txt index 5465730..59a73ff 100644 --- a/Documentation/devicetree/bindings/sound/mt6358.txt +++ b/Documentation/devicetree/bindings/sound/mt6358.txt @@ -10,9 +10,15 @@ Required properties: - compatible : "mediatek,mt6358-sound". - Avdd-supply : power source of AVDD +Optional properties: +- mediatek,dmic-mode : Indicates how many data pins are used to transmit two + channels of PDM signal. 0 means two wires, 1 means one wire. Default + value is 0. + Example: mt6358_snd { compatible = "mediatek,mt6358-sound"; Avdd-supply = <&mt6358_vaud28_reg>; + mediatek,dmic-mode = <0>; };