From patchwork Sun Oct 8 14:02:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adam Ford X-Patchwork-Id: 13412730 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 0DA2FE95A67 for ; Sun, 8 Oct 2023 14:03:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=difJ08y8eHsJQvqYxydi1QcN6a7x4lmcpNQc6AmYi5U=; b=nYN1HAmkCdlL/f jB8+g5OE48t+j7RUkZifBy0+AeFvgQjR3ArbPyVr9GJEGg8DS8nhj7NIZJZu+0LuVqiMDlaw84nZs RzCBPJTdeBOt+exoqNoz781HPtQAm/SKykqgzbOVgt6E7haLuC1sCUfsT7W6UoLOOfsyqjbeMx/8D Kh5QdLtTryjMUhBs4AOoynjmn/0ik8+6IDDNp7V7V/Xu7VgZs3ne6KrxDLnHy2GamsI9yklRVWMVA m3xCRpTszSFjX7C2fR82AWyN63yAbq1EtcIK7HAJ1nG87dZQE0L0reALbCc2VGlNiQ4CsfBzsMrk6 ExUjs7h5pig2lSm8TcLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qpUN0-008vSO-0p; Sun, 08 Oct 2023 14:02:58 +0000 Received: from mail-il1-x12a.google.com ([2607:f8b0:4864:20::12a]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qpUMx-008vRD-1S for linux-arm-kernel@lists.infradead.org; Sun, 08 Oct 2023 14:02:56 +0000 Received: by mail-il1-x12a.google.com with SMTP id e9e14a558f8ab-35130c8bc79so14738665ab.1 for ; Sun, 08 Oct 2023 07:02:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696773774; x=1697378574; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xTC0xEmiJQH7h7RgVwIyYpryKqxuFMiJlFaccvcwhZQ=; b=kiFJZqN9YJCu5GIGDIL/Gc2bBx1Azuk0Bob9wXM5sUkJ9cm5G2HWT/XSO+9QyWo7ZH h4HkcNIHtPoReuNrxgnHeMfnhXdBL8re0qoazQlCCmet0D0YKeN1ZBL1vmj0iDSqQ7y0 vGhibI12yfatWwcudI8/AVPpdmdEVhVFdy8+ZbUWnHl/nlinDR+1STL8KyzHRwNIYG5a PBsor7fnKRCBZQjVUTZ3biaByJfH7rvW/qhuygZitLw/kYb1zabMsSHQSI2wiY+3N2vF KWMnJ31+u0vI8OpexnOzB419mJB5iHN1W5g5ZQrRJYPGRyopJauinjvC1sRVptA8lhyE ZoAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696773774; x=1697378574; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xTC0xEmiJQH7h7RgVwIyYpryKqxuFMiJlFaccvcwhZQ=; b=JlOG5KzHrIHvKb4elbUbt8Q9b2unoiHTNgczEWC4ClwcMrAttTtt8mxXnu8vB0lUUl QtPZ7EMlnPhI4pxD4eX2ucQyo5CkegVHvPcPpSBUsmfxvGD2OJRsNEqgiv48SFPGbeE1 cAHuoaqnYlv8OtlyMfq1XnjsF/Q5vtmXODmssfi4+yoKkJCl2fHfDSgT27nRTaa4GW0W PDTfavWY8J1OEz4ILuyB7ilQYmdTFCHkyU7wx2MMA7DJR6k0GtILs279d58MQ6s3rM2M qHC8w+xgHK6TZQeIFQWnb77Wuz4Akh8GuvRfRAno/EOAoJf7xQdnxWXixcx6hwd6ksGr 3sCA== X-Gm-Message-State: AOJu0YzcsBb5pgHm6abKECQasgMjK5Zfm5zhMOewZ3SzYBQ2fdfsFCYn qZ2AWaJmffcNlGv4KOP2yvFqqpzJ8kw= X-Google-Smtp-Source: AGHT+IEzCYpXETF0AL0AJMaTo99wIyDMfeggA89aScfylY2EDiRMqv7flqKYaaYtyItJUrON4lRM4A== X-Received: by 2002:a05:6e02:2189:b0:34f:35e8:5098 with SMTP id j9-20020a056e02218900b0034f35e85098mr16568780ila.20.1696773773923; Sun, 08 Oct 2023 07:02:53 -0700 (PDT) Received: from aford-System-Version.lan ([2601:447:d002:5be:a2fe:632a:2360:50d3]) by smtp.gmail.com with ESMTPSA id 2-20020a921302000000b0035134f1a240sm2272901ilt.86.2023.10.08.07.02.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Oct 2023 07:02:53 -0700 (PDT) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Cc: aford@beaconembedded.com, Adam Ford , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V3 3/4] arm64: dts: imx8mn-beacon: Add DMIC support Date: Sun, 8 Oct 2023 09:02:37 -0500 Message-Id: <20231008140239.6601-3-aford173@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231008140239.6601-1-aford173@gmail.com> References: <20231008140239.6601-1-aford173@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231008_070255_485957_7E986D82 X-CRM114-Status: GOOD ( 11.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The baseboard has a connector for a pulse density microphone. This is connected via the micfil interface and uses the DMIC audio codec with the simple-audio-card. Signed-off-by: Adam Ford Reviewed-by: Fabio Estevam --- V3: Fix missing tripple-hyphen to separate notes from git commit V2: Rebase and remove sound-dai-cells since it's been moved to the SoC. Reviewed-by: Fabio Estevam diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi index 16761975f56e..20018ee2c803 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi @@ -4,6 +4,12 @@ */ / { + dmic_codec: dmic-codec { + compatible = "dmic-codec"; + num-channels = <1>; + #sound-dai-cells = <0>; + }; + leds { compatible = "gpio-leds"; @@ -74,6 +80,22 @@ reg_usb_otg_vbus: regulator-usb { enable-active-high; }; + sound-dmic { + compatible = "simple-audio-card"; + simple-audio-card,name = "dmic"; + simple-audio-card,format = "pdm"; + simple-audio-card,bitclock-master = <&dailink_master>; + simple-audio-card,frame-master = <&dailink_master>; + + dailink_master: simple-audio-card,cpu { + sound-dai = <&micfil>; + }; + + simple-audio-card,codec { + sound-dai = <&dmic_codec>; + }; + }; + sound-wm8962 { compatible = "simple-audio-card"; simple-audio-card,name = "wm8962"; @@ -221,6 +243,15 @@ mipi_csi_in: endpoint { }; }; +&micfil { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pdm>; + assigned-clocks = <&clk IMX8MN_CLK_PDM>; + assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>; + assigned-clock-rates = <49152000>; + status = "okay"; +}; + &sai3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sai3>; @@ -311,6 +342,13 @@ MX8MN_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x19 >; }; + pinctrl_pdm: pdmgrp { + fsl,pins = < + MX8MN_IOMUXC_SAI5_RXC_PDM_CLK 0xd6 + MX8MN_IOMUXC_SAI5_RXD0_PDM_BIT_STREAM0 0xd6 + >; + }; + pinctrl_reg_usb_otg: reg-otggrp { fsl,pins = < MX8MN_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19