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[5.90.70.208]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c24d6f203acsm613534266b.24.2026.08.24.23.57.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 23:57:16 -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, alexander.h@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 v4 3/3] ARM: dts: imx7d: add Variscite MX7CustomBoard support Date: Tue, 25 Aug 2026 08:56:55 +0200 Message-ID: <7645a356f2a9e0fb6627ffb9646f276050d17d57.1787586961.git.stefano.r@variscite.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stefano Radaelli Add device tree support for the Variscite MX7CustomBoard carrier board with the VAR-SOM-MX7 system on module. This includes supported board configurations for both VAR-SOM-MX7 hardware revisions, with eMMC and NAND variants, and WM8731 variants for the first hardware revision. Also add the resulting DTBs to the i.MX7D device tree Makefile. Link: https://www.variscite.com/carrier-boards/var-mx7customboard/ Signed-off-by: Stefano Radaelli --- v3->v4: - v2->v3: - v1->v2: - Fixed commit message - Fixed model names arch/arm/boot/dts/nxp/imx/Makefile | 6 +++++ .../imx/imx7d-var-som-emmc-mx7customboard.dts | 22 ++++++++++++++++++ ...x7d-var-som-emmc-wm8731-mx7customboard.dts | 23 +++++++++++++++++++ .../imx/imx7d-var-som-nand-mx7customboard.dts | 22 ++++++++++++++++++ ...x7d-var-som-nand-wm8731-mx7customboard.dts | 23 +++++++++++++++++++ .../imx7d-var-som-v2-emmc-mx7customboard.dts | 23 +++++++++++++++++++ .../imx7d-var-som-v2-nand-mx7customboard.dts | 23 +++++++++++++++++++ 7 files changed, 142 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-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-v2-emmc-mx7customboard.dts create mode 100644 arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-nand-mx7customboard.dts diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile index 1a2539fa19b4..37da667f9ffb 100644 --- a/arch/arm/boot/dts/nxp/imx/Makefile +++ b/arch/arm/boot/dts/nxp/imx/Makefile @@ -444,6 +444,12 @@ dtb-$(CONFIG_SOC_IMX7D) += \ imx7d-sdb-reva.dtb \ imx7d-sdb-sht11.dtb \ imx7d-smegw01.dtb \ + imx7d-var-som-emmc-mx7customboard.dtb \ + imx7d-var-som-emmc-wm8731-mx7customboard.dtb \ + imx7d-var-som-nand-mx7customboard.dtb \ + imx7d-var-som-nand-wm8731-mx7customboard.dtb \ + imx7d-var-som-v2-emmc-mx7customboard.dtb \ + imx7d-var-som-v2-nand-mx7customboard.dtb \ imx7d-zii-rmu2.dtb \ imx7d-zii-rpu2.dtb \ imx7s-colibri-aster.dtb \ diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-mx7customboard.dts new file mode 100644 index 000000000000..855b621b0ee8 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-mx7customboard.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 with eMMC + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-emmc.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7 with eMMC & WM8904 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-emmc-mx7customboard", + "variscite,var-som-imx7d", + "fsl,imx7d"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-wm8731-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-wm8731-mx7customboard.dts new file mode 100644 index 000000000000..94c4b1fa5d6c --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-emmc-wm8731-mx7customboard.dts @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 with eMMC and WM8731 + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-emmc.dtsi" +#include "imx7d-var-som-wm8731.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7 with eMMC & WM8731 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-emmc-wm8731-mx7customboard", + "variscite,var-som-imx7d", + "fsl,imx7d"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-mx7customboard.dts new file mode 100644 index 000000000000..0da9653ecffc --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-mx7customboard.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 with NAND + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-nand.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7 with NAND flash & WM8904 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-nand-mx7customboard", + "variscite,var-som-imx7d", + "fsl,imx7d"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-wm8731-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-wm8731-mx7customboard.dts new file mode 100644 index 000000000000..603b2dbf4c8e --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-nand-wm8731-mx7customboard.dts @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 with NAND and WM8731 + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-nand.dtsi" +#include "imx7d-var-som-wm8731.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7 with NAND flash & WM8731 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-nand-wm8731-mx7customboard", + "variscite,var-som-imx7d", + "fsl,imx7d"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-emmc-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-emmc-mx7customboard.dts new file mode 100644 index 000000000000..12971bfefdcc --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-emmc-mx7customboard.dts @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 V2 with eMMC + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-v2.dtsi" +#include "imx7d-var-som-emmc.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7-5G_V2 with eMMC & WM8904 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-v2-emmc-mx7customboard", + "variscite,var-som-imx7d-v2", + "fsl,imx7d"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-nand-mx7customboard.dts b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-nand-mx7customboard.dts new file mode 100644 index 000000000000..1c465e89f198 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx7d-var-som-v2-nand-mx7customboard.dts @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * VAR-MX7CustomBoard for VAR-SOM-MX7 V2 with NAND + * + * Link: https://variscite.com/carrier-boards/var-mx7customboard/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx7d-var-som.dtsi" +#include "imx7d-var-som-v2.dtsi" +#include "imx7d-var-som-nand.dtsi" +#include "imx7d-var-som-mx7customboard.dtsi" + +/ { + model = "Variscite VAR-SOM-MX7-5G_V2 with NAND flash & WM8904 on VAR-MX7CustomBoard"; + compatible = "variscite,var-som-imx7d-v2-nand-mx7customboard", + "variscite,var-som-imx7d-v2", + "fsl,imx7d"; +}; -- 2.47.3