From nobody Fri Dec 19 22:06:34 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34CF0C7EE29 for ; Mon, 29 May 2023 09:57:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231713AbjE2J5i (ORCPT ); Mon, 29 May 2023 05:57:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229678AbjE2J5h (ORCPT ); Mon, 29 May 2023 05:57:37 -0400 Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7AF02A7; Mon, 29 May 2023 02:57:34 -0700 (PDT) X-GND-Sasl: luca.ceresoli@bootlin.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1685354253; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=SxmIAh8GDseBZYntGUc44Z35aazp12eXjBcsoorWiBw=; b=MPMZnN+KYG/+ouKEjouxriDE/jepLFdXO5DxpcQr6YK2v6ReIMqv4irstra0t8aMds7m7+ u9LPkrn24GLJRjIrIWLdmvY67dSj8e6S1hJC8cr7RBt8ttHTMeM68lrhQyr2gi5eJJjOBq pKdqr5d0LZSold8WsIouK4zurxoPfvSTLb/EjIg/VsSs/2VNwwen5ug9jlHcrGiL4PH/CX 0XTzNoqWeK+jSb5Vwwed4VqxsJTidRQRLYGEmP0X9vquN6D81fpM0SD7Qk1PDtYE0bic91 NAznIauWv4YCq75iDnWGQTJ9734kZ8Db1derm0icOXdS+sVfnX85W16z6oSKhg== X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com X-GND-Sasl: luca.ceresoli@bootlin.com Received: by mail.gandi.net (Postfix) with ESMTPA id C130560008; Mon, 29 May 2023 09:57:29 +0000 (UTC) From: Luca Ceresoli To: devicetree@vger.kernel.org Cc: Luca Ceresoli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3] arm64: dts: imx8mp-msc-sm2s: Add sound card Date: Mon, 29 May 2023 11:57:28 +0200 Message-Id: <20230529095728.83993-1-luca.ceresoli@bootlin.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The MSC SM2-MB-EP1 carrier board for the SM2S-IMX8PLUS SMARC module has an NXP SGTL5000 audio codec connected to I2S-0 (sai2). This requires to: * add the power supplies (always on) * enable sai2 with pinmuxes * reparent the CLKOUT1 clock that feeds the codec SYS_MCLK to IMX8MP_CLK_24M in order it to generate an accurate 24 MHz rate Signed-off-by: Luca Ceresoli --- Changed in v3: - renamed codec node name to "audio-codec" Changed in v2: - switch to simple-audio-card - fix typo in commit message - no underscores in node names - rename "sgtl5000-sound" node to "sound" --- .../dts/freescale/imx8mp-msc-sm2s-ep1.dts | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts b/arch/a= rm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts index 470ff8e31e32..64d522c71a44 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts @@ -14,6 +14,67 @@ / { compatible =3D "avnet,sm2s-imx8mp-14N0600E-ep1", "avnet,sm2s-imx8mp-14N0600E", "avnet,sm2s-imx8mp", "fsl,imx8mp"; + + reg_vcc_3v3_audio: 3v3-audio-regulator { + compatible =3D "regulator-fixed"; + regulator-name =3D "VCC_3V3_AUD"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + }; + + reg_vcc_1v8_audio: 1v8-audio-regulator { + compatible =3D "regulator-fixed"; + regulator-name =3D "VCC_1V8_AUD"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + }; + + sound { + compatible =3D "simple-audio-card"; + simple-audio-card,name =3D "sgtl5000-audio"; + simple-audio-card,format =3D "i2s"; + simple-audio-card,frame-master =3D <&codec_dai>; + simple-audio-card,bitclock-master =3D <&codec_dai>; + + simple-audio-card,cpu { + sound-dai =3D <&sai2>; + }; + + codec_dai: simple-audio-card,codec { + sound-dai =3D <&sgtl5000>; + }; + }; +}; + +&i2c1 { + sgtl5000: audio-codec@a { + compatible =3D "fsl,sgtl5000"; + reg =3D <0x0a>; + + assigned-clocks =3D <&clk IMX8MP_CLK_CLKOUT1_SEL>; + assigned-clock-parents =3D <&clk IMX8MP_CLK_24M>; + assigned-clock-rates =3D <24000000>; + clocks =3D <&clk IMX8MP_CLK_CLKOUT1>; + clock-names =3D "mclk"; + #sound-dai-cells =3D <0>; + + VDDA-supply =3D <®_vcc_3v3_audio>; + VDDD-supply =3D <®_vcc_1v8_audio>; + VDDIO-supply =3D <®_vcc_1v8_audio>; + }; +}; + +/* I2S-0 =3D sai2 */ +&sai2 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_sai2>; + + assigned-clocks =3D <&clk IMX8MP_CLK_SAI2>; + assigned-clock-parents =3D <&clk IMX8MP_AUDIO_PLL1_OUT>; + assigned-clock-rates =3D <12288000>; + + fsl,sai-mclk-direction-output; + status =3D "okay"; }; =20 &flexcan1 { @@ -32,6 +93,15 @@ &iomuxc { pinctrl-names =3D "default"; pinctrl-0 =3D <&pinctrl_smarc_gpio>; =20 + pinctrl_sai2: sai2grp { + fsl,pins =3D < + MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0xd6 + MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6 + MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI2_RX_DATA00 0xd6 + MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6 + >; + }; + pinctrl_smarc_gpio: smarcgpiosgrp { fsl,pins =3D , /* GPIO0 */ base-commit: b20b0e97fc472249839abdc4d69cffdc695e97aa --=20 2.34.1