From patchwork Tue Sep 10 07:19:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 13798067 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 41348186E56 for ; Tue, 10 Sep 2024 07:41:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=92.121.34.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725954080; cv=none; b=rNaHwkgo+/ciLP4UmowBYlRFDT+gCev1xX9LKIHUsDOfz2cP70TuYA1dzF6xj+OOPwgdJnFBPXkkOnSiZHC3p5gY92L8ssU1/5Id37n7sZKMalXA/NMvAUXXHFcfprNGZ1wWyX4IFhYq96AMGaKkmZ2JxUwM4EpNzHAprCylAX0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725954080; c=relaxed/simple; bh=8uO+euh4dZ2JsdT0ibbqmLE0P4Hx3ZTvP4vIhWtm14Y=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References; b=tj9MmRP2TIpiPaJZBwOSCL11YhLlgejXl+p6RleDFFJX4DlD82fuRzZpI405wRmBHsbXjM9rCNjor5PNM9I64H6H0jZ4s2b9S+EvTajl53Vahi+TnUDC4Ly2UIdlz11w0YnoU84/pi6zlIZaOi95TxzrnjKVA7L3sdVU4EcVPcI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; arc=none smtp.client-ip=92.121.34.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 5A90F200633; Tue, 10 Sep 2024 09:41:10 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 202E7200649; Tue, 10 Sep 2024 09:41:10 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 7F089180031E; Tue, 10 Sep 2024 15:41:08 +0800 (+08) From: Shengjiu Wang To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com Subject: [PATCH 3/3] arm64: dts: imx93-9x9-qsb: Add PDM microphone sound card support Date: Tue, 10 Sep 2024 15:19:32 +0800 Message-Id: <1725952772-30357-4-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1725952772-30357-1-git-send-email-shengjiu.wang@nxp.com> References: <1725952772-30357-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Add PDM micphone sound card support, configure the pinmux. This sound card supports recording sound from PDM microphone and convert the PDM format data to PCM data. Signed-off-by: Shengjiu Wang --- .../boot/dts/freescale/imx93-9x9-qsb.dts | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts index d213a5343803..1340f5462d11 100644 --- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts +++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts @@ -122,6 +122,18 @@ simple-audio-card,codec { }; }; + sound-micfil { + compatible = "fsl,imx-audio-card"; + model = "micfil-audio"; + pri-dai-link { + link-name = "micfil hifi"; + format = "i2s"; + cpu { + sound-dai = <&micfil>; + }; + }; + }; + sound-wm8962 { compatible = "fsl,imx-audio-wm8962"; model = "wm8962-audio"; @@ -266,6 +278,12 @@ pcal6524: gpio@22 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pcal6524>; + mic-can-sel-hog { + gpio-hog; + gpios = <17 GPIO_ACTIVE_HIGH>; + output-low; + }; + exp-sel-hog { gpio-hog; gpios = <22 GPIO_ACTIVE_HIGH>; @@ -355,6 +373,15 @@ &lpuart1 { /* console */ status = "okay"; }; +&micfil { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pdm>; + assigned-clocks = <&clk IMX93_CLK_PDM>; + assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>; + assigned-clock-rates = <49152000>; + status = "okay"; +}; + &mu1 { status = "okay"; }; @@ -535,6 +562,14 @@ MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x15fe >; }; + pinctrl_pdm: pdmgrp { + fsl,pins = < + MX93_PAD_PDM_CLK__PDM_CLK 0x31e + MX93_PAD_PDM_BIT_STREAM0__PDM_BIT_STREAM00 0x31e + MX93_PAD_PDM_BIT_STREAM1__PDM_BIT_STREAM01 0x31e + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins = < MX93_PAD_SD2_RESET_B__GPIO3_IO07 0x31e