From mboxrd@z Thu Jan 1 00:00:00 1970 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 5C12C105D98A for ; Tue, 7 Apr 2026 21:19:16 +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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/xQ+63SAZK2FznSF0PIy5dEsDGkROm7Kw9bL8Tq2jdg=; b=qb19jwU3Lq/ZbvTAEH2JqqOWik QeM6F7nfBWfUrfNXKG0CmiCRs7LBUaUJx5/VveawUcSoo+W0vSt96XUzIM1yM4uCNLiIucBqXBuIi HuWovBtm/i4gu8w/rgDJe13rneLv2g9InflnqONVHl5drRc7HuD+1KaTQa3JuoCYR0SiM/ncqp6Ml +x9FVzTNZgW0ieCK8UXNso4ZQQV4ufqKDuk/j3gM24HMCvUwzAHgu/UU7H7gBn6Uvg807a8dfy0WG fSg+cIqNLXINuJA0F9afZiTuHMlKBf20JLfaMjSacISbgkvQ/nI2byN75Ach7VcIK67j6+8YPfOl8 pqBjqutg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wADpC-00000007wUr-1TRL; Tue, 07 Apr 2026 21:19:06 +0000 Received: from mx.nabladev.com ([178.251.229.89]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wADp5-00000007wRa-41TL for linux-arm-kernel@lists.infradead.org; Tue, 07 Apr 2026 21:19:01 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id C31A3113421; Tue, 7 Apr 2026 23:18:57 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1775596738; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=/xQ+63SAZK2FznSF0PIy5dEsDGkROm7Kw9bL8Tq2jdg=; b=ZEbNhSIMeBGA046YtGdTf7Lnc2OxyK3upej7SGmLxGhakDJW1oBkjdRjz9w1A0RMP+EDuo imhbuvvBMWrBJ521ZeRsC4s+7YAK+znv4HKRfxqQj27PlXHPjjE+0GRYKAlwsVPzC4J/mK wDgw6kSe0/tzNwPF0+4ezMBzBX1j1vrIfTQUbbE3e0wK2tWE9YMaRy8aLeBptgKHde3Lrn 4kQsxgDmksitFjAy93RytiwnNEusoMnwQwaXJ1tRbNAT8H+yG5Sm98yabXAOwowXpVzN43 e1wiwOLAdR4IViU6mrjT56uSElltctjBRkFpsGlyYX2b5igwQGRUJKwwPMFaMw== 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 5/6] arm64: dts: imx8mm: imx8mp: Add FIO1 DTOs for Data Modul i.MX8M Mini and Plus eDM SBC Date: Tue, 7 Apr 2026 23:17:31 +0200 Message-ID: <20260407211850.79881-5-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> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260407_141900_284292_833EB09B X-CRM114-Status: GOOD ( 14.37 ) 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 DT overlay for feature connector expansion module eDM-MOD-iMX8Mm-FIO1 providing additional UARTs, CAN, PWM Beeper, I2C, SPI and GPIO breakout. This adapter can be optionally populated onto the eDM SBC. Signed-off-by: Marek Vasut --- 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 ++++ ...l-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi | 69 +++++++++++++++++++ ...l-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso | 59 ++++++++++++++++ ...l-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso | 46 +++++++++++++ 4 files changed, 186 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 2dc1c1b6d81f8..27504fbfcf194 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -120,6 +120,10 @@ imx8mm-data-modul-edm-sbc-overlay-cm4-dtbs := \ imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-cm4.dtbo +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-hdmi-dtbs := \ imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo @@ -159,6 +163,8 @@ imx8mm-data-modul-edm-sbc-overlay-edm-sbc-imx8mm-rev900-dtbs := \ dtb-$(CONFIG_ARCH_MXC) += imx8mm-data-modul-edm-sbc.dtb \ imx8mm-data-modul-edm-sbc-overlay-cm4.dtb \ imx8mm-data-modul-edm-sbc-overlay-cm4.dtbo \ + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtb \ + imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtb \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo \ imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-lvds-g070y2-l01.dtb \ @@ -304,6 +310,10 @@ imx8mp-data-modul-edm-sbc-overlay-cm7-dtbs := \ imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-cm7.dtbo +imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1-dtbs := \ + imx8mp-data-modul-edm-sbc.dtb \ + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtbo + imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi-dtbs := \ imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-hdmi.dtbo @@ -385,6 +395,8 @@ imx8mp-data-modul-edm-sbc-overlay-edm-sbc-imx8mp-rev902-dtbs := \ dtb-$(CONFIG_ARCH_MXC) += imx8mp-data-modul-edm-sbc.dtb \ imx8mp-data-modul-edm-sbc-overlay-cm7.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-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.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi new file mode 100644 index 0000000000000..7851ca73ccd8e --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi @@ -0,0 +1,69 @@ +// 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>; + }; +}; + +&ecspi2 { + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + can_fio: can@0 { + compatible = "microchip,mcp2515"; + reg = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_can>; + clocks = <&can_osc>; + spi-max-frequency = <5000000>; + }; +}; + +&i2c_feature { /* Feature connector I2C */ + #address-cells = <1>; + #size-cells = <0>; + + gpio_feature: io-expander@20 { + compatible = "nxp,pca9554"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_expander>; + reg = <0x20>; + #gpio-cells = <2>; + gpio-controller; + #interrupt-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio4>; + interrupts = <27 IRQ_TYPE_LEVEL_LOW>; + gpio-line-names = + "GPIO1_output", "GPIO1_input", + "GPIO2_output", "GPIO2_input", + "GPIO3_output", "GPIO3_input", + "PCA9511A_READY", ""; + }; + + eeprom@50 { + compatible = "atmel,24c32"; + reg = <0x50>; + pagesize = <32>; + }; +}; + +&uart1 { /* J500/J501 */ + status = "okay"; +}; + +&uart2 { /* RS485 J302/J303 */ + linux,rs485-enabled-at-boot-time; + uart-has-rtscts; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso new file mode 100644 index 0000000000000..ad410db5f5b76 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2022-2026 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx8mm-pinfunc.h" +#include "imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi" + +&{/} { + beeper { + compatible = "pwm-beeper"; + beeper-hz = <1000>; + pwms = <&pwm3 0 250000 0>; + }; +}; + +&can_fio { + interrupts-extended = <&gpio4 25 IRQ_TYPE_LEVEL_LOW>; +}; + +&iomuxc { + pinctrl_can: can-feature-grp { + fsl,pins = < + /* CAN_INT# */ + MX8MM_IOMUXC_SAI2_TXC_GPIO4_IO25 0x400000d6 + /* CAN_RST# */ + MX8MM_IOMUXC_SAI2_TXD0_GPIO4_IO26 0x6 + >; + }; + + pinctrl_gpio_expander: gpio-expander-feature-grp { + fsl,pins = < + /* GPIO4_IO27 */ + MX8MM_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x6 + >; + }; + + pinctrl_pwm3: pwm3-buzzer-feature-grp { + fsl,pins = < + /* Buzzer PWM output */ + MX8MM_IOMUXC_SPDIF_TX_PWM3_OUT 0x100 + >; + }; +}; + +&pinctrl_hog_feature { + fsl,pins = < + /* GPIO5_IO04 */ + MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x6 + >; +}; + +&pwm3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm3>; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso new file mode 100644 index 0000000000000..0eccb7f7c0a8c --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtso @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2022-2026 Marek Vasut + */ +/dts-v1/; +/plugin/; + +#include "imx8mp-pinfunc.h" +#include "imx8mm-data-modul-edm-sbc-overlay-edm-mod-imx8mm-fio1.dtsi" + +&can_fio { + interrupts-extended = <&gpio2 10 IRQ_TYPE_LEVEL_LOW>; +}; + +&iomuxc { + pinctrl_can: can-feature-grp { + fsl,pins = < + /* CAN_INT# */ + MX8MP_IOMUXC_SD1_RESET_B__GPIO2_IO10 0x400000d6 + >; + }; + + pinctrl_gpio_expander: gpio-expander-feature-grp { + fsl,pins = < + /* GPIO4_IO27 */ + MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x6 + >; + }; +}; + +&pinctrl_sai2 { + 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 + >; +}; + +&pinctrl_hog_feature { + fsl,pins = < + /* GPIO5_IO03 */ + MX8MP_IOMUXC_GPIO1_IO07__GPIO1_IO07 0x40000006 + /* GPIO5_IO04 */ + MX8MP_IOMUXC_GPIO1_IO08__GPIO1_IO08 0x40000006 + >; +}; -- 2.53.0