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Tue, 17 Mar 2026 09:08:01 +0000 From: Gray Huang To: heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, naoki@radxa.com, jonas@kwiboo.se, chaoyi.chen@rock-chips.com, i@chainsx.cn, michael.opdenacker@rootcommit.com, inindev@gmail.com, quentin.schulz@cherry.de, andrew@lunn.ch, alchark@gmail.com, pbrobinson@gmail.com, nick@khadas.com, Gray Huang Subject: [PATCH v2 1/2] dt-bindings: arm: rockchip: Add Khadas Edge 2L board Date: Tue, 17 Mar 2026 17:07:30 +0800 Message-Id: <20260317090731.600787-2-gray.huang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260317090731.600787-1-gray.huang@wesion.com> References: <20260317090731.600787-1-gray.huang@wesion.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SG2PR06CA0222.apcprd06.prod.outlook.com (2603:1096:4:68::30) To JH0PR03MB8617.apcprd03.prod.outlook.com (2603:1096:990:91::14) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: JH0PR03MB8617:EE_|SEZPR03MB8663:EE_ X-MS-Office365-Filtering-Correlation-Id: c63fda87-b814-4449-cef3-08de8404b089 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|52116014|7416014|376014|366016|38350700014|56012099003|18002099003|22082099003; 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charset="utf-8" The Khadas Edge 2L is a single board computer based on the Rockchip RK3576 SoC. Specification: - Rockchip RK3576 - 8/16GB LPDDR5 - 64/128GB eMMC 5.1 - AP6275P WiFi6 LAN - HDMI2.1 Type-A - MIPI-CSI x2 - MIPI-DSI x2 - USB3.1; USB2.0 - RTC clock - PWM fan - SPI Flash - Pads expansion board (UART, USB) Signed-off-by: Gray Huang --- Documentation/devicetree/bindings/arm/rockchip.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Document= ation/devicetree/bindings/arm/rockchip.yaml index ae77ded9fe47..aaf6ed3b364d 100644 --- a/Documentation/devicetree/bindings/arm/rockchip.yaml +++ b/Documentation/devicetree/bindings/arm/rockchip.yaml @@ -754,6 +754,11 @@ properties: - const: khadas,edge2 - const: rockchip,rk3588s =20 + - description: Khadas Edge-2L series boards + items: + - const: khadas,edge-2l + - const: rockchip,rk3576 + - description: Kobol Helios64 items: - const: kobol,helios64 --=20 2.34.1 From nobody Mon Apr 6 23:36:06 2026 Received: from TYDPR03CU002.outbound.protection.outlook.com (mail-japaneastazon11023128.outbound.protection.outlook.com [52.101.127.128]) (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 3559B358394; 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charset="utf-8" The Khadas Edge 2L is a single board computer based on the Rockchip RK3576 SoC. Add basic device tree support for this board. Currently, only eMMC and UART are enabled, allowing the board to boot into a basic Linux system via the serial console. Signed-off-by: Gray Huang --- arch/arm64/boot/dts/rockchip/Makefile | 1 + .../dts/rockchip/rk3576-khadas-edge-2l.dts | 34 +++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/ro= ckchip/Makefile index 4d384f153c13..127403666332 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -164,6 +164,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-armsom-sige5.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-armsom-sige5-v1.2-wifibt.dtbo dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-evb1-v10.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-evb1-v10-pcie1.dtbo +dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-khadas-edge-2l.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-luckfox-omni3576.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-nanopi-m5.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) +=3D rk3576-nanopi-r76s.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/= arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts new file mode 100644 index 000000000000..68630379af63 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts @@ -0,0 +1,34 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +/dts-v1/; + +#include +#include +#include "rk3576.dtsi" + +/ { + model =3D "Khadas Edge-2L"; + compatible =3D "khadas,edge-2l", "rockchip,rk3576"; + + aliases { + mmc0 =3D &sdhci; + }; + + chosen { + stdout-path =3D "serial0:1500000n8"; + }; +}; + +&sdhci { + bus-width =3D <8>; + no-sdio; + no-sd; + non-removable; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + status =3D "okay"; +}; + +&uart0 { + status =3D "okay"; +}; --=20 2.34.1