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Mon, 31 Aug 2026 15:55:34 -0700 (PDT) Received: from GLaDOS.station ([187.14.102.81]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49cdce10153sm24452615e9.4.2026.08.31.15.55.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Aug 2026 15:55:33 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: Frank Li , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Shawn Guo , Daniel Baluta , Josua Mayer , Alexander Stein , Ernest Van Hoecke , Maud Spierings , Francesco Dolcini , Markus Niebel , Hugo Villeneuve , Marek Vasut Subject: [PATCH v8 0/3] Add support for Variscite VAR-SOM-MX7 and MX7CustomBoard Date: Tue, 1 Sep 2026 00:55:17 +0200 Message-ID: X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This patch series adds support for the Variscite VAR-SOM-MX7 system on module and the MX7CustomBoard carrier board. The series includes: - DT bindings for the supported VAR-SOM-MX7 board configurations - VAR-SOM-MX7 device tree support, including V1 and V2 hardware revisions - MX7CustomBoard carrier board support - eMMC and NAND storage variants - optional WM8731 audio codec support The implementation follows the standard SOM + carrier board pattern, where the common SOM dtsi contains the on-module peripherals and hardware revision differences, while the MX7CustomBoard dtsi contains the carrier-specific interfaces. The final board device trees combine the supported VAR-SOM-MX7 configurations with the MX7CustomBoard carrier board. v7->v8: - Fixed commit message adding wm8904 v6->v7: - Added common dtsi for wm8904 codec removing it from base dtsi - Spacing cleanup v5->v6: - Removed unused 100mhz and 200mhz pinctrl v4->v5: - Removed wrong gpio-hog v3->v4: - Fixed non-generic names and wrong separators - Fixed ads7846_ts pendown gpio v2->v3: - Removed wrong header in dtsi - Fixed pinctrl name - Fixed sai clocks v1->v2: - Fixed commit messages and spacing - Moved ethphy1 reset pin mux - Fixed irq types - Removed duplicate assigned-clock-rates property - fixed wifi child node name - Added color property in gpio led definition - Updated deprecated reset-gpio property - Added disable-over-current property in usb nodes - Fixed model names Stefano Radaelli (3): dt-bindings: arm: fsl: add Variscite VAR-SOM-MX7 boards ARM: dts: imx7d: add Variscite VAR-SOM-MX7 support ARM: dts: imx7d: add Variscite MX7CustomBoard support .../devicetree/bindings/arm/fsl.yaml | 17 + arch/arm/boot/dts/nxp/imx/Makefile | 6 + .../imx/imx7d-var-som-emmc-mx7customboard.dts | 23 + ...x7d-var-som-emmc-wm8731-mx7customboard.dts | 23 + .../boot/dts/nxp/imx/imx7d-var-som-emmc.dtsi | 56 ++ .../nxp/imx/imx7d-var-som-mx7customboard.dtsi | 358 ++++++++++++ .../imx/imx7d-var-som-nand-mx7customboard.dts | 23 + ...x7d-var-som-nand-wm8731-mx7customboard.dts | 23 + .../boot/dts/nxp/imx/imx7d-var-som-nand.dtsi | 73 +++ .../imx7d-var-som-v2-emmc-mx7customboard.dts | 24 + .../imx7d-var-som-v2-nand-mx7customboard.dts | 24 + .../boot/dts/nxp/imx/imx7d-var-som-v2.dtsi | 66 +++ .../dts/nxp/imx/imx7d-var-som-wm8731.dtsi | 102 ++++ .../dts/nxp/imx/imx7d-var-som-wm8904.dtsi | 118 ++++ arch/arm/boot/dts/nxp/imx/imx7d-var-som.dtsi | 533 ++++++++++++++++++ 15 files changed, 1469 insertions(+) create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-wm8731-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-mx7customboard.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-wm8731-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-emmc-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-nand-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-wm8731.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-wm8904.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som.dtsi base-commit: 9400c5b6aa357be2379c98ae86a207bc21dc7a48 -- 2.47.3