From patchwork Wed Feb 28 03:30:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 13574830 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 48517C47DD9 for ; Wed, 28 Feb 2024 03:46:23 +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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id: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=UbLCw2zXYBYIaSkuyCBii9+bOl5SiC+p/yUeU41N/Pw=; b=bJ46B3FEXNbJc1 z10sjzPBsWfdOYERD/BOAg76qnbZuJOWP+e1ZFZQWiS49Er+cglq0b7NR7EoZYNVrZqSoowgUY6nu 4ARocMctzUX7JjEUsq7luW3HRWtr+6AllM+oFQX6vvILsTjNo01/2f+i57O4kGItBTBm5Wq8YXmSs 34Q/qnBYy4o4XHfA/3LtTQN3Xud1kNkbiPlh152ooxnsBACHaBs2cdRoliHHUhsNJ5LJssHJs3RDg 2uN1YucKgoBc06ksYhSuV/rO3QyU/YcifvGhGlnV1rBQ17jo7ibctJb1eRjvNepVehZdUS4fn2hxt APgDaRg7MPh6rb3aqSoA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rfAtb-00000007stv-18Op; Wed, 28 Feb 2024 03:46:15 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rfAtG-00000007smK-110G for linux-arm-kernel@lists.infradead.org; Wed, 28 Feb 2024 03:45:55 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 784FA1A0950; Wed, 28 Feb 2024 04:45:52 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 422441A092C; Wed, 28 Feb 2024 04:45:52 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 58BDA183ACAC; Wed, 28 Feb 2024 11:45:50 +0800 (+08) From: Shengjiu Wang To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: shengjiu.wang@gmail.com Subject: [PATCH v3 3/3] arm64: dts: imx8mp-evk: Add PDM micphone sound card support Date: Wed, 28 Feb 2024 11:30:13 +0800 Message-Id: <1709091013-14026-4-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1709091013-14026-1-git-send-email-shengjiu.wang@nxp.com> References: <1709091013-14026-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240227_194554_454634_91B83365 X-CRM114-Status: GOOD ( 10.12 ) 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add PDM micphone sound card support, configure the pinmux. This sound card supports recording sound from PDM micphone and convert the PDM format data to PCM data. Signed-off-by: Shengjiu Wang --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 34 ++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts index 0fc6c0d21cd6..97a3198f2b59 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -145,6 +145,20 @@ sound-hdmi { hdmi-out; }; + sound-micfil { + compatible = "fsl,imx-audio-card"; + model = "micfil-audio"; + + pri-dai-link { + link-name = "micfil hifi"; + format = "i2s"; + + cpu { + sound-dai = <&micfil>; + }; + }; + }; + reserved-memory { #address-cells = <2>; #size-cells = <2>; @@ -526,6 +540,16 @@ &lcdif1 { status = "okay"; }; +&micfil { + #sound-dai-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pdm>; + assigned-clocks = <&clk IMX8MP_CLK_PDM>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>; + assigned-clock-rates = <196608000>; + status = "okay"; +}; + &mipi_dsi { samsung,esc-clock-frequency = <10000000>; status = "okay"; @@ -792,6 +816,16 @@ MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06 0x40 >; }; + pinctrl_pdm: pdmgrp { + fsl,pins = < + MX8MP_IOMUXC_SAI5_RXC__AUDIOMIX_PDM_CLK 0xd6 + MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_PDM_BIT_STREAM00 0xd6 + MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_PDM_BIT_STREAM01 0xd6 + MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_PDM_BIT_STREAM02 0xd6 + MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_PDM_BIT_STREAM03 0xd6 + >; + }; + pinctrl_pmic: pmicgrp { fsl,pins = < MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x000001c0