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: 13798069 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 2A91CECE582 for ; Tue, 10 Sep 2024 07:43:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Cc:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NCOgAtpiT+uUu69AmKxP+xWIcmaxJcYAgHfdfSTfTZc=; b=dMw6eZ2x7xWK9IUW03wX+EQoEu 3W9fFk4IuZvfnTSqaww2d3M8iqESmClcdbYJjGzS9pM3WL+kNqy4cRJaSO0ptuWbhkwA+xj3wl74K njYBa/k/OwjffMyd/U81CJK0YK9VD7cv8bxJ0twU/bv8K3Q0JOVmpM5am52McpThtBTAmcQWlyI4W apv+hV29Ft2wO6eQnu0nHQCtfXabSsW+fMVdTzp9ligyKriDb6G1cEaW/WKi590DXL8EijrjRpfWu RLd9lDb8eVPkdmmELizIlnqqSyjJZ4GPJYWopTcjYrDd/+K4gJ1PQihEZwS7H4m3zbU8VwiBUcry6 Iv5X4UMQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1snvX2-00000004ein-1yPB; Tue, 10 Sep 2024 07:43:24 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1snvUt-00000004e4m-2JyM for linux-arm-kernel@lists.infradead.org; Tue, 10 Sep 2024 07:41:13 +0000 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240910_004111_747354_126BF751 X-CRM114-Status: GOOD ( 10.39 ) 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 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