From patchwork Tue Feb 27 07:03:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 13573299 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 79D93C5478C for ; Tue, 27 Feb 2024 07:19:18 +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=V4dNeAHlPPotz0DxLfgU4C0V3AuQqxalNzIAJB+lgo0=; b=2sOBuT/ZUNS1wj Le6VdHdA2VJ0pI8ohgm5cgWzDsi0BZznoRbh7Qz2HOWA8HTCrpTsJWg8CQP7de5lNRGD411vzVcx9 TjJAZ+pv2TCyK7IlQeqjWGWjjb0zWgkxlmTrny7xWrtQrv/OnW4BVm1ikdgC77t396lCm68B1Hdki pwv4hYvEhaExcjNx5Gw+/+z1KsZdMP0CdC561IWDSzQKt3RYVluVo5/C7/UZy6UYRignUs6oVy8lV lG6CiILUYloXjAbl4GEcWfBTmu3OQLSWoVLbArKbiSkI95Co/pV/xkU1UfyLfBtXO0/ERz6KzlNqQ 59coN25p155xzbtxla6Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rerk0-000000046HW-0SEJ; Tue, 27 Feb 2024 07:19:04 +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 1rerjw-000000046Fe-0qMV for linux-arm-kernel@lists.infradead.org; Tue, 27 Feb 2024 07:19:02 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2FB14201473; Tue, 27 Feb 2024 08:18:55 +0100 (CET) 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 0251F20044A; Tue, 27 Feb 2024 08:18:55 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 535A2183AD16; Tue, 27 Feb 2024 15:18:53 +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 v2 2/2] arm64: dts: imx8mp-evk: Add PDM micphone sound card support Date: Tue, 27 Feb 2024 15:03:26 +0800 Message-Id: <1709017406-12624-2-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1709017406-12624-1-git-send-email-shengjiu.wang@nxp.com> References: <1709017406-12624-1-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-20240226_231900_854158_0BB56781 X-CRM114-Status: GOOD ( 10.00 ) 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 --- changes in v2: - none 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