From mboxrd@z Thu Jan 1 00:00:00 1970 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 E52714CDE5; Tue, 27 Feb 2024 07:18:56 +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=1709018338; cv=none; b=l4+i1i0By+5D5QhoXra7UvgvHoxsIipz+gSWjCWc57YuD0AwfMwf+TsCNTrzQalooX59c2z6Ih2+7uZCLaE5YilDafMALGZ88u2mdxuUiD64Cq4MdfCtVL9/NrDAEOm+BrkkXGVB3STDQ4pK/KqcgyErcBLSSvLB5lyZHwcAUP0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709018338; c=relaxed/simple; bh=ToisYZuI7MZKU3it1QS/peZAWzZKZvZwXjHvuBMEUNQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=g7LCH4ZnIptgj8uPycRDcAk4Kcl8PTkCS9d9LMpMbF2DO8YX4/fUb5oMDjgnVt3KFAziGWlJEEg6Fm8QaFZLMGyzm52ozo+fx8whYOnYbaSf4+dX2whGCUY1DJhYtAMJ1jnjowkSreds6D0d/DnJ521LPwPKS+3bAaxqQ4Oekzw= 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 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 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 -- 2.34.1