From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx.nabladev.com (mx.nabladev.com [178.251.229.89]) (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 963DE37C901; Tue, 7 Apr 2026 21:19:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.251.229.89 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775596746; cv=none; b=Rxj46+Z1tDdFhoj9+DVV+nYUgudv93bDZqDwsysYptB5isQ0E5SevIRb5Oj6clwA3zxUr/z2ploFDdujD9AzLroVMrG6zmfT0J2IcEjBmAPuFTKxBOF1RjZbcVSXBGaoVh4F6RVzBRrMkaOjdS8+TEZvgTLV6HcaFIiFr6LO4XI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775596746; c=relaxed/simple; bh=4wPlxTs7m0Aa4bliMM8n4HL5mQHwe0Qpr0OetE7vTV8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MCuXgHu+y1E4iNetUo1AwmwVuGw30b3FmtMs2PffVyN/iescGXuYdhCZKdw5JnLV/MCpr/Ps7p1eBj5Zu4enbGwg36Yuhxg5PExo2Lcr15lD1YKwIrQYB8NqyxOHZ8LeDQ7VAa4Wskw48IWqX+kLZj+tXNXhuPSZoslTqs6boJk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nabladev.com; spf=pass smtp.mailfrom=nabladev.com; dkim=pass (2048-bit key) header.d=nabladev.com header.i=@nabladev.com header.b=gXAFu2br; arc=none smtp.client-ip=178.251.229.89 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nabladev.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nabladev.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=nabladev.com header.i=@nabladev.com header.b="gXAFu2br" Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 8FFFC113428; Tue, 7 Apr 2026 23:18:58 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1775596739; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=dXIIy++/cIyb8wplx08j8QF4HWoZtZiSMPBOFkyIzoA=; b=gXAFu2brQh5N1MmoacjCQ6kEaEWkiSj6MOVhe4UFLltKoIpEhvsvxKeHozMTaBGl0q/b1i IM1ZZ3FIxnIFrGZxXWw8mIofkTZ6tXSIoTLSpQ3/7Mc2dytLn/eSdXx7W6gTHp02EAZ6X6 ILZnpHVzLFsP43+5wezLNGHdbsJ/6cvL7X8sby8UgBXtaWl5kb3joSu+bkZ1xgcGNwjGD/ Fl1O/9hNDHN7fPymLJ5GNiGFT9WzntvVCFvLh7bBzVelFPva97xjeRmYe+F23kf2Kll7gT RjP17sVEa55QH1hiMFjpaOxmQvHAE5u/x21l2Rhz4z1o4nYeLMsW0qj77VviWg== From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Conor Dooley , Fabio Estevam , Frank Li , Krzysztof Kozlowski , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v3 6/6] arm64: dts: imx8mm: imx8mp: Add FIO1-Audio DTOs for Data Modul i.MX8M Mini and Plus eDM SBC Date: Tue, 7 Apr 2026 23:17:32 +0200 Message-ID: <20260407211850.79881-6-marex@nabladev.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260407211850.79881-1-marex@nabladev.com> References: <20260407211850.79881-1-marex@nabladev.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 Add DT overlay for feature connector expansion module eDM-MOD-iMX8Mm-FIO1-Audio providing additional UARTs, CAN, PWM Beeper, I2C, SPI, GPIO breakout and SGTL5000 codec. This adapter can be optionally populated onto the eDM SBC. Signed-off-by: Marek Vasut --- DEPENDS: - https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-1-marex@nabladev.com/ https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-2-marex@nabladev.com/ https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-3-marex@nabladev.com/ https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-4-marex@nabladev.com/ https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-5-marex@nabladev.com/ https://patchwork.kernel.org/project/linux-clk/patch/20260407211123.77602-6-marex@nabladev.com/ - https://patchwork.kernel.org/project/devicetree/patch/20260404183547.46509-1-marex@nabladev.com/ https://patchwork.kernel.org/project/devicetree/patch/20260404183547.46509-2-marex@nabladev.com/ --- Cc: Conor Dooley Cc: Fabio Estevam Cc: Frank Li Cc: Krzysztof Kozlowski Cc: Pengutronix Kernel Team Cc: Rob Herring Cc: Sascha Hauer Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- V2: Deduplicate the DTOs further V3: New patch split from the original megapatch --- arch/arm64/boot/dts/freescale/Makefile | 12 +++ ...sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi | 101 ++++++++++++++++++ ...sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso | 74 +++++++++++++ ...sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso | 62 +++++++++++ 4 files changed, 249 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 27504fbfcf194..44385fb05c533 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -124,6 +124,10 @@ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-dtbs := \ imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo +imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio-dtbs := \ + imx8mm-data-modul-edm-sbc.dtb \ + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtbo + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi-dtbs := \ imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo @@ -165,6 +169,8 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-cm4.dtbo \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo \ + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtb \ + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtbo \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-lvds-g070y2-l01.dtb \ @@ -314,6 +320,10 @@ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-dtbs := \ imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo +imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio-dtbs := \ + imx8mp-data-modul-edm-sbc.dtb \ + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtbo + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi-dtbs := \ imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo @@ -397,6 +407,8 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-cm7.dtbo \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtb \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo \ + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtb \ + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtbo \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtb \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-lvds-g070y2-l01.dtb \ diff --git a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi new file mode 100644 index 0000000000000..c622213c12747 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2026 Marek Vasut + */ + +#include +#include + +&{/} { + can_osc: can-osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <20000000>; + }; + + sound-fio { + compatible = "simple-audio-card"; + simple-audio-card,name = "SGTL5000-FIO1"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&codec_dai_fio>; + simple-audio-card,frame-master = <&codec_dai_fio>; + simple-audio-card,widgets = "Headphone", "Headphone Jack"; + simple-audio-card,routing = "Headphone Jack", "HP_OUT"; + + simple-audio-card,cpu { + sound-dai = <&sai2>; + }; + + codec_dai_fio: simple-audio-card,codec { + sound-dai = <&sgtl5000_fio>; + }; + }; +}; + +&ecspi2 { + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + can_fio: can@0 { + compatible = "microchip,mcp2518fd"; + reg = <0>; + clocks = <&can_osc>; + spi-max-frequency = <10000000>; + }; +}; + +&i2c_feature { /* Feature connector I2C */ + #address-cells = <1>; + #size-cells = <0>; + + sgtl5000_fio: codec@a { + #sound-dai-cells = <0>; + compatible = "fsl,sgtl5000"; + reg = <0x0a>; + clocks = <&sai5clk 1>; + VDDA-supply = <&buck4_reg>; + VDDD-supply = <&buck5_reg>; + VDDIO-supply = <&buck4_reg>; + }; + + gpio_feature: io-expander@20 { + compatible = "nxp,pca9554"; + reg = <0x20>; + #gpio-cells = <2>; + gpio-controller; + #interrupt-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio5>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + gpio-line-names = + "GPI0", "GPI1", "GPI2", "GPI3", + "GPO0", "GPO1", "GPO2", "GPO3"; + }; + + eeprom@50 { + compatible = "atmel,24c32"; + reg = <0x50>; + pagesize = <32>; + }; +}; + +&sai2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai2>; + assigned-clock-rates = <24576000>; + fsl,sai-asynchronous; + fsl,sai-mclk-direction-output; + status = "okay"; +}; + +&uart2 { /* RS422 J12 */ + linux,rs485-enabled-at-boot-time; + uart-has-rtscts; + status = "okay"; +}; + +/* UART4 is blocked by RDC and used as CM4 console UART */ +&uart4 { /* UART to 1-Wire J5 */ + status = "disabled"; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso new file mode 100644 index 0000000000000..4a02bd026ac16 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso @@ -0,0 +1,74 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2024-2026 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include + +#include "imx8mm-pinfunc.h" +#include "imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi" + +&can_fio { + interrupts-extended = <&gpio4 25 IRQ_TYPE_LEVEL_LOW>; +}; + +&iomuxc { + pinctrl_codec_mclk: codec-mclk_feature-grp { + fsl,pins = < + /* GPIO4_IO27 */ + MX8MM_IOMUXC_SAI2_MCLK_SAI5_MCLK 0x2 + >; + }; + + pinctrl_sai2: sai2_feature-grp { + fsl,pins = < + MX8MM_IOMUXC_SAI2_RXC_SAI2_RX_BCLK 0x90 + MX8MM_IOMUXC_SAI2_TXD0_SAI2_TX_DATA0 0x96 + MX8MM_IOMUXC_SAI2_RXD0_SAI2_RX_DATA0 0x90 + MX8MM_IOMUXC_SAI2_TXFS_SAI2_TX_SYNC 0x96 + >; + }; +}; + +&pinctrl_hog_feature { + fsl,pins = < + /* GPIO5_IO03 */ + MX8MM_IOMUXC_SPDIF_TX_GPIO5_IO3 0x40000006 + /* GPIO5_IO04 */ + MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x40000006 + + /* CAN_INT# */ + MX8MM_IOMUXC_SAI2_TXC_GPIO4_IO25 0x40000090 + >; +}; + +&sai2 { + assigned-clocks = <&clk IMX8MM_CLK_SAI2>; + assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL1_OUT>; + fsl,sai-bit-clock-swap; +}; + +&spba2 { + #address-cells = <1>; + #size-cells = <1>; + + sai5clk: clock-controller@30050000 { /* SAI5 */ + compatible = "fsl,imx8mm-sai-clock", "fsl,imx8mq-sai-clock"; + reg = <0x30050000 0x10000>; + #clock-cells = <1>; + clocks = <&clk IMX8MM_CLK_SAI5_IPG>, + <&clk IMX8MM_CLK_SAI5_ROOT>; + clock-names = "bus", "mclk1"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_codec_mclk>; + assigned-clocks = <&clk IMX8MM_CLK_SAI5>, + <&clk IMX8MM_CLK_CLKOUT1_SEL>, + <&clk IMX8MM_CLK_CLKOUT2_SEL>; + assigned-clock-parents = <&clk IMX8MM_CLK_24M>, + <&clk IMX8MM_CLK_24M>, + <&clk IMX8MM_CLK_24M>; + assigned-clock-rates = <24000000>; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso new file mode 100644 index 0000000000000..90c2dd1e67248 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtso @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2024-2026 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include + +#include "imx8mp-pinfunc.h" +#include "imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-audio.dtsi" + +&can_fio { + interrupts-extended = <&gpio2 10 IRQ_TYPE_LEVEL_LOW>; +}; + +&iomuxc { + pinctrl_codec_mclk: codec-mclk_feature-grp { + fsl,pins = < + MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI5_MCLK 0xd6 + >; + }; + + sai2-grp { + fsl,pins = < + MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0xd6 + MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6 + MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6 + MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI2_RX_DATA00 0xd6 + >; + }; + + uart1-grp { + fsl,pins = < + MX8MP_IOMUXC_SD1_CLK__UART1_DCE_TX 0x49 + MX8MP_IOMUXC_SD1_CMD__UART1_DCE_RX 0x49 + MX8MP_IOMUXC_SD1_DATA1__UART1_DCE_CTS 0x49 + >; + }; +}; + +&sai2 { + assigned-clocks = <&clk IMX8MP_CLK_SAI2>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL2_OUT>; +}; + +&spba5 { + #address-cells = <1>; + #size-cells = <1>; + + sai5clk: clock-controller@30c50000 { + compatible = "fsl,imx8mp-sai-clock", "fsl,imx8mq-sai-clock"; + reg = <0x30c50000 0x10000>; + #clock-cells = <1>; + clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_IPG>, + <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_MCLK1>; + clock-names = "bus", "mclk1"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_codec_mclk>; + status = "okay"; + }; +}; -- 2.53.0