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Tue, 17 Mar 2026 04:03:06 +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 1/2] dt-bindings: arm: rockchip: Add Khadas Edge 2L board Date: Tue, 17 Mar 2026 12:02:47 +0800 Message-Id: <20260317040248.267154-2-gray.huang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260317040248.267154-1-gray.huang@wesion.com> References: <20260317040248.267154-1-gray.huang@wesion.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: TP0P295CA0024.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:5::6) 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_|SEYPR03MB7216:EE_ X-MS-Office365-Filtering-Correlation-Id: 95559403-a371-4d63-92bc-08de83da17cd X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|52116014|1800799024|376014|7416014|38350700014|22082099003|18002099003|56012099003; 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charset="utf-8" Edge 2L is an ultraslim, credit-card sized ARM PC designed by Khadas. It has quite a few rich peripherals. 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 Acked-by: Krzysztof Kozlowski --- 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 Tue Apr 7 01:03:00 2026 Received: from TYPPR03CU001.outbound.protection.outlook.com (mail-japaneastazon11022121.outbound.protection.outlook.com [52.101.126.121]) (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 16965346FB5; 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mx.microsoft.com 1; spf=pass smtp.mailfrom=wesion.com; dmarc=pass action=none header.from=wesion.com; dkim=pass header.d=wesion.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=wesion.com; Received: from JH0PR03MB8617.apcprd03.prod.outlook.com (2603:1096:990:91::14) by SEYPR03MB7216.apcprd03.prod.outlook.com (2603:1096:101:da::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9700.24; Tue, 17 Mar 2026 04:03:10 +0000 Received: from JH0PR03MB8617.apcprd03.prod.outlook.com ([fe80::28d:6503:f51c:11b7]) by JH0PR03MB8617.apcprd03.prod.outlook.com ([fe80::28d:6503:f51c:11b7%4]) with mapi id 15.20.9700.022; Tue, 17 Mar 2026 04:03:10 +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 2/2] arm64: dts: rockchip: Add Khadas Edge 2L board Date: Tue, 17 Mar 2026 12:02:48 +0800 Message-Id: <20260317040248.267154-3-gray.huang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260317040248.267154-1-gray.huang@wesion.com> References: <20260317040248.267154-1-gray.huang@wesion.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: TP0P295CA0024.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:5::6) 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_|SEYPR03MB7216:EE_ X-MS-Office365-Filtering-Correlation-Id: 90306dec-5d53-4a86-3fc4-08de83da1a39 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|52116014|1800799024|376014|7416014|38350700014|22082099003|18002099003|56012099003; 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charset="utf-8" Edge 2L is an ultraslim, credit-card sized ARM PC designed by Khadas. In this patch, we will add basic device tree support for this board, Only eMMC, UART are enabled, so it's capable of booting into a basic Linux system from eMMC via 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