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[176.79.113.208]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-490454a0b9asm51042755e9.11.2026.05.22.09.11.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2026 09:11:55 -0700 (PDT) From: Vitor Soares To: Laurent Pinchart , Neil Armstrong , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Lad Prabhakar , Thierry Reding Cc: Vitor Soares , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 10/11] arm64: dts: ti: k3-am62-verdin: Add Toradex Verdin Mezzanine CAN Date: Fri, 22 May 2026 17:11:14 +0100 Message-ID: <20260522161105.277519-23-ivitro@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260522161105.277519-13-ivitro@gmail.com> References: <20260522161105.277519-13-ivitro@gmail.com> 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: Vitor Soares Add a device tree overlay enabling AM62 MCU_MCAN1 on the Toradex Verdin Development Board with Verdin AM62 Mezzanine expansion board. MCU_MCAN1 is exposed on the Mezzanine CAN Header (J13), Pin 3 (CAN1_CONN_N) and Pin 4 (CAN1_CONN_P). Assisted-by: Claude:claude-sonnet-4.6 Signed-off-by: Vitor Soares --- arch/arm64/boot/dts/ti/Makefile | 4 +++ .../ti/k3-am625-verdin-dev-mezzanine-can.dtso | 28 +++++++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-can.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index 60844951c9ce..90bb3b0522d3 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -29,6 +29,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-beagleplay-csi2-tevi-ov5640.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-phyboard-lyra-rdk.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-sk.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-tqma62xx-mba62xx.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-mezzanine-can.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dev-nau8822-btl.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dsi-to-hdmi.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo @@ -228,6 +229,8 @@ k3-am625-sk-hdmi-audio-dtbs := k3-am625-sk.dtb k3-am62x-sk-hdmi-audio.dtbo k3-am625-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch-dtbs := \ k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo +k3-am625-verdin-wifi-dev-mezzanine-can-dtbs := k3-am625-verdin-wifi-dev.dtb \ + k3-am625-verdin-dev-mezzanine-can.dtbo k3-am625-verdin-wifi-dev-nau8822-btl-dtbs := k3-am625-verdin-wifi-dev.dtb \ k3-am625-verdin-dev-nau8822-btl.dtbo k3-am625-verdin-wifi-dev-ov5640-24mhz-dtbs := k3-am625-verdin-wifi-dev.dtb \ @@ -344,6 +347,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-am625-sk-csi2-tevi-ov5640.dtb \ k3-am625-sk-hdmi-audio.dtb \ k3-am625-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch.dtb \ + k3-am625-verdin-wifi-dev-mezzanine-can.dtb \ k3-am625-verdin-wifi-dev-nau8822-btl.dtb \ k3-am625-verdin-wifi-dev-ov5640-24mhz.dtb \ k3-am625-verdin-wifi-dev-ov5640.dtb \ diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-can.dtso b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-can.dtso new file mode 100644 index 000000000000..7ebf60d27c3c --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-dev-mezzanine-can.dtso @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Enable AM62 MCU_MCAN1 exposed on Toradex Verdin Development Board with + * Verdin AM62 Mezzanine expansion board on CAN Header (J13), + * Pin 3 (CAN1_CONN_N) and Pin 4 (CAN1_CONN_P). + */ + +/dts-v1/; +/plugin/; + +#include "k3-pinctrl.h" + +&mcu_pmx0 { + pinctrl_mcu_mcan1: mcu-mcan1-default-pins { + pinctrl-single,pins = < + AM62X_MCU_IOPAD(0x0040, PIN_INPUT, 0) /* (D4) MCU_MCAN1_RX (SODIMM 116) */ + AM62X_MCU_IOPAD(0x003c, PIN_OUTPUT, 0) /* (E5) MCU_MCAN1_TX (SODIMM 128) */ + >; + }; +}; + +&mcu_mcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mcu_mcan1>; + status = "okay"; +}; -- 2.54.0