From nobody Fri Dec 19 10:42:52 2025 Received: from smtpbgbr2.qq.com (smtpbgbr2.qq.com [54.207.22.56]) (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 CD7C52C033C; Thu, 23 Oct 2025 07:28:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.207.22.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761204541; cv=none; b=KaLZfblQvgmNb6TAT3OHirUeekKepGrR/7bO7LUjnQeoBJ7K4BgHSf/On+uPOeWLUfRQiCLlp8cG8TKhMqSChCbHFutcI9CUvPap+S3y+7M73ZiA26/cvWE4GMuTV562S/L1Kkl2BLXsELChy+4gGnnIdTqRxfpfATGoe/CYfLk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761204541; c=relaxed/simple; bh=E+A7wuUeuxnJYXGw4LkRQNLqLgFKjZDXDasWjCBR6aY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=rKvyPg8uOT71TFdg9jAOqu5VjlJWdul4IAMlWS8EGWMKvcmZvT92kfYApDkaP0aUgtEk2alJ3tS1ZRQ1fTxI3f7tC/hQijhpqIdE0DAbUTJBYPDKebNw9VJWP00yV4ivzhzBCge5XoFZJtQodZUr+uNR/cMDGjtfKoGGUQl43SE= ARC-Authentication-Results: i=1; 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Thu, 23 Oct 2025 15:28:36 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 3060325782525358583 EX-QQ-RecipientCnt: 16 From: Troy Mitchell Date: Thu, 23 Oct 2025 15:28:29 +0800 Subject: [PATCH v4 1/2] dt-bindings: riscv: spacemit: add MusePi Pro board Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251023-k1-musepi-pro-dts-v4-1-01836303e10f@linux.spacemit.com> References: <20251023-k1-musepi-pro-dts-v4-0-01836303e10f@linux.spacemit.com> In-Reply-To: <20251023-k1-musepi-pro-dts-v4-0-01836303e10f@linux.spacemit.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yangyu Chen , Paul Walmsley Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Troy Mitchell , Conor Dooley X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1761204512; l=2335; i=troy.mitchell@linux.spacemit.com; s=20250710; h=from:subject:message-id; bh=E+A7wuUeuxnJYXGw4LkRQNLqLgFKjZDXDasWjCBR6aY=; b=+yTZnxXcZwl7axhHvCa3Cmh92C1T5/aAVSBdTsyjuP8AKY0oOhPMc0GPiPzYV1QUD9x/DURd9 KWieK8hvmfMA5kM75FlXIZmDRsnXbc6T0HvZxBJ93ZIfH3pp0qv8fKi X-Developer-Key: i=troy.mitchell@linux.spacemit.com; a=ed25519; pk=lQa7BzLrq8DfZnChqmwJ5qQk8fP2USmY/4xZ2/MSsXc= X-QQ-SENDSIZE: 520 Feedback-ID: zesmtpgz:linux.spacemit.com:qybglogicsvrgz:qybglogicsvrgz3a-0 X-QQ-XMAILINFO: OVH4KwRWo4QxVMVuTJVSBb3pMYkV6kcm8d79b9x4tJq2SJXWXZn7FMCP wv8SZvSJ1yR7UwM73QOLFQ2vu+fBnwzdNznXHf+X+BLFVlb3Tk8RcpTcuhPxl+7R8vtedSj kppeQjBLD6h5xVYtHqw7rSWL6Zlnle3s8GhHrQF5YjFCBS7s10A5TQrFDilN7yoRtJ9ZV96 iBsTbnbOPRX2SumYYIzGheVktMPJsQzM8GjiN+dYiPfD3wJFSm8peeFS28usBjlw9J0hJwm ce3XOUvtkYvM36j+3Wxc+MIsDfxQk7OMR/b2x+BMQyIZS4JdfAA76KuvHgFU74ItFtdYg99 YWED+jILcbGFwtYAbe0Fr5UIp4RAtzhsQm++AY3DXjXkV9IWPrlp9akPYrR0QDYHvWh07Nu GR2gAf2Q8fYvtcACE8wwbC2vWvL7YlVkg6nYhKC0R4FY6YV6SBcX0W94t+QHvy12BakvR0/ IJPD4p+aHYouoQY4+3jCjVD/23L6Di33+DTWpGdocLq/p95ma5Zy/oBu+TSuDHbG+T/6sox DQ8sF6Q2/ZE5Hw1abKy/dJUcVLoD2COKPBgP0YiRWaCapmXZfSDlc2xY/iFvNsaMDl/Bgku Wk9/RfA3QbNYpyUyc7uNZ1s3egyD+rfa7oAgvP/Y9Qv0Ub94Uk09SBbuotJgG4nB/y5G9gM mi+p5P0z3kZl4u3axec1oQnfvz6QVbLo2Zhd82KE8fYFx4Ev2ZWGdC9mYVGuU77F7Nl8jcb HxmrocHfQsPiP1Gn+qs+NnvLJl/sHzs0bKfrG4TMrJG/LsZmkRvYURuOfWsnwG5BfZoEluy eNWF7W6wPBTSx25UYHXyTN6nBegAsLK3flYai1Y0HzT+PwuuRhC40ORgQ16n6Yq6YOVmrk1 x6OwXnbukrC+8lvD4XsSM9dKpl33CS60UPNzPmon9sIkAIKNv6+/dobfmx71xQmHeUhdvWL 5sKR0PHJxyUX5cLm6K/51WfYg5cfrGjHo5ZBWZ0+YXUWy/FOM4M18RTSpUv+h4XzO3pG4Io XeKPM0ucE6BzOl7qdwiZZu07iXwlvhTxpirc14ISNbTNeHTMe5My0GV4c9pdA0cPLQgAoXr NpARMC7h57cGNfVrqHuFvsRO3QRLbJieqSYjPOZ8xaL7XVrBfTZoxVGBpVsemqyuWZ0lyYu PJGn7xkX64we4vG4KNbxH9Gppg== X-QQ-XMRINFO: NyFYKkN4Ny6FSmKK/uo/jdU= X-QQ-RECHKSPAM: 0 Document the compatible string for the MusePi Pro [1]. It is a 1.8-inch single board computer based on the SpacemiT K1/M1 RISC-V SoC [2]. Here's a refined list of its core features: - SoC: SpacemiT M1/K1, 8-core 64-bit RISC-V. - Memory: LPDDR4X @ 2400MT/s, available in 8GB & 16GB options. - Storage: Onboard eMMC 5.1 (64GB/128GB options), M.2 M-Key for NVMe SSD (2230 size), and a microSD slot (UHS-II) for expansion. - Display: HDMI 1.4 (1080P@60Hz) and 2-lane MIPI DSI FPC (1080P@60Hz). - Connectivity: Onboard Wi-Fi 6 & Bluetooth 5.2, single Gigabit Ethernet port (RJ45). - USB: 4x USB 3.0 Type-A (host) and 1x USB 2.0 Type-C (device/OTG). - Expansion: Full-size miniPCIe slot and a second M.2 M-Key (2230). - GPIO: Standard 40-pin GPIO interface. - MIPI: 1x 4-lane MIPI CSI FPC and 2x MIPI DSI FPC interfaces. - Clock: Onboard RTC with battery support. Link: https://developer.spacemit.com/documentation?token=3DYJtdwnvvViPVcmko= PDpcvwfVnrh&type=3Dpdf [1] Link: https://www.spacemit.com/en/key-stone-k1 [2] Acked-by: Conor Dooley Signed-off-by: Troy Mitchell --- Changelog in v4: - modify commit message - Link to v3: https://lore.kernel.org/all/20251017-k1-musepi-pro-dts-v3-1-4= 0b05491699f@linux.spacemit.com/ Changelog in v3: - nothing - Link to v2: https://lore.kernel.org/all/20251010-k1-musepi-pro-dts-v2-1-6= e1b491f6f3e@linux.spacemit.com/ Changelog in v2: - modify commit message - Link to v1: https://lore.kernel.org/all/20250928-k1-musepi-pro-dts-v1-1-5= efcca0ce3ae@linux.spacemit.com/ --- Documentation/devicetree/bindings/riscv/spacemit.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/riscv/spacemit.yaml b/Docume= ntation/devicetree/bindings/riscv/spacemit.yaml index c56b62a6299ac24d3cdef7edcdfc407dc62a1846..52fe39296031f21d1c28c4f1ea5= ca9fe28caf45a 100644 --- a/Documentation/devicetree/bindings/riscv/spacemit.yaml +++ b/Documentation/devicetree/bindings/riscv/spacemit.yaml @@ -22,6 +22,7 @@ properties: - enum: - bananapi,bpi-f3 - milkv,jupiter + - spacemit,musepi-pro - xunlong,orangepi-rv2 - const: spacemit,k1 =20 --=20 2.51.1 From nobody Fri Dec 19 10:42:52 2025 Received: from smtpbgjp3.qq.com (smtpbgjp3.qq.com [54.92.39.34]) (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 6413324A063; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251023-k1-musepi-pro-dts-v4-2-01836303e10f@linux.spacemit.com> References: <20251023-k1-musepi-pro-dts-v4-0-01836303e10f@linux.spacemit.com> In-Reply-To: <20251023-k1-musepi-pro-dts-v4-0-01836303e10f@linux.spacemit.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yangyu Chen , Paul Walmsley Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Troy Mitchell X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1761204512; l=3829; i=troy.mitchell@linux.spacemit.com; s=20250710; h=from:subject:message-id; bh=Ng7sJU6uriYTf5rZYSyCQyjKItQMSXxOIfj5WN50fKw=; b=Aiw1SmBTfBNhi223fRNMnFvCpW5ccu42hxskoJ/AmhWNppC6CFtRZ8W+4PTH+uXzpai3WFagS F5w55z1lylfA5u6xmrZuAvQRQP5QrZugPyMHHVontQjsiZZHLPfx+KY X-Developer-Key: i=troy.mitchell@linux.spacemit.com; a=ed25519; pk=lQa7BzLrq8DfZnChqmwJ5qQk8fP2USmY/4xZ2/MSsXc= X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:linux.spacemit.com:qybglogicsvrgz:qybglogicsvrgz3a-0 X-QQ-XMAILINFO: No2U+TjUQ3cypojtCejXczU2pBcHEXNeGY3dDtHEYlyus4/Bg7kVuEJe QvsrBPudOD86kCjhg+j3JU7ITCvvMi29b+M+4rX5vN8DFAWIongYfQ/RWjp+P1IFmbpuRVv VbpREdPjDlQAV/2D34SQTCk2s91oVgDy20BP6BP7bsE3aV4QFb7oRPqvl6KHjaoZVYBAIiZ c/AqtZn1MqT9+Q4SapYiEapXbEBedCFWSTBHEfmY4yITtWzehu/tfnvch6VS2O7xpU3MlwJ rCl4zIv0T0tVqysa02j7qpHs5EAcZSgvSDAVY+9WuudRDFz62nQ1wo5rXnZ9l8+uzisXs1W DVhdgimvwMTQbkf+uUTDiNaMVuWyMxmNMXzq0TGIY3zOGqTev7p41HPtm1/b6lKt5gRkgcU prvVEuCqJR3VKiixNX13dic3EEKDvxk+jk20liNYapAQIScB7KlJs/JEUk1X0DyUbc/pEvE BHqqxDW5XBL0kSV94ELyteSUASqMS40zgbWTcPnROyH2fwJ+6oOT8ow7Dobm5efz7n0nqdM 4oSK2v9t0uvIaH/lSe6FsAS41OudgAZefqv61Ks32JT8/uzji453wwWKheJ/TLZoeuYgCSk nGzEMPnVhxvqs4Kq5STzkV/hTz/o+nTV2BHGCtjGHTrjTM/qMZF7IWUzB/Rj4ZUVPRe7iHh EBGW0ewYX3SbPDKVjn5es8nLzM2D8ChRMLhpZgLXzucku7W742W7D7PC3mWDmDz0e8JjnRI dDF/uM2xLGGd0KE7gISE9geE0aGuHo7ur+JamWgiC8RvxwDZoYEOxLqUMCoYTfYlu8MTmJz uKLyo7y6pHdbuVNSkblVAM+mQABfsAnlsQzQJmWUXqL6+RzeLeDX931fDYASvo2QZ2A8+aH mGvlAN6KVDKbUejapELwX6q3bvCM2j0knrWeDnApssXLCJYGzJODfmlSBLu33hCUEwQsPKC W+4QRMljo1MKvZsbqcZsXyF/bVFCfDwXpYLeRP2/y+HxIqDi6Y2RNnnIGlv9PPxz5Peqs9W 5ar6jebuw+9+xmURP6T1GFUPxJnjnyS+pr/mAiDKOhfIU1TGzmbowgykpkeIOHwoE/hk/1a jd+bfSfaDDbaO5+jIbHKyRg2Fx9Dr2CMYsfQ4W2CGo9vVSkxvg0MaL2rjo1omK6q71O/qNI shAaD2G9kQPzo6k= X-QQ-XMRINFO: NI4Ajvh11aEj8Xl/2s1/T8w= X-QQ-RECHKSPAM: 0 Add initial device tree support for the MusePi Pro board [1]. The board is using the SpacemiT K1/M1 SoC. This device tree is adapted from the SpacemiT vendor tree [2] and enables basic board functionality, including UART console, LED, eMMC, Ethernet, and PDMA. Link: https://developer.spacemit.com/documentation?token=3DYJtdwnvvViPVcmko= PDpcvwfVnrh&type=3Dpdf [1] Link: https://gitee.com/bianbu-linux/linux-6.6/blob/k1-bl-v2.2.y/arch/riscv= /boot/dts/spacemit/k1-x_MUSE-Pi-Pro.dts [2] Signed-off-by: Troy Mitchell --- Changelog in v4: - modify commit message - add SpacemiT copyright - Link to v3: https://lore.kernel.org/all/20251017-k1-musepi-pro-dts-v3-2-4= 0b05491699f@linux.spacemit.com/ Changelog in v3: - sort dts node - add ethernet alias - add emmc, pdma, and eth0 node (a squash of patches 3=E2=80=935 from v2) - Link to v2: https://lore.kernel.org/all/20251010-k1-musepi-pro-dts-v2-2-6= e1b491f6f3e@linux.spacemit.com/ Changelog in v2: - modify commit message - swap pinctrl-names and pinctrl-0 properties in uart0 node - rename model: "MusePi Pro" -> "SpacemiT MusePi Pro" - keep the dtb-$(CONFIG_ARCH_SPACEMIT) entries in alphabetical order - Link to v1: https://lore.kernel.org/all/20250928-k1-musepi-pro-dts-v1-2-5= efcca0ce3ae@linux.spacemit.com/ --- arch/riscv/boot/dts/spacemit/Makefile | 1 + arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts | 79 ++++++++++++++++++++++= ++++ 2 files changed, 80 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/Makefile b/arch/riscv/boot/dts/sp= acemit/Makefile index 152832644870624d8fd77684ef33addb42b0baf3..942ecb38bea034ef5fbf2cef74e= 682ee0b6ad8f4 100644 --- a/arch/riscv/boot/dts/spacemit/Makefile +++ b/arch/riscv/boot/dts/spacemit/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SPACEMIT) +=3D k1-bananapi-f3.dtb dtb-$(CONFIG_ARCH_SPACEMIT) +=3D k1-milkv-jupiter.dtb +dtb-$(CONFIG_ARCH_SPACEMIT) +=3D k1-musepi-pro.dtb dtb-$(CONFIG_ARCH_SPACEMIT) +=3D k1-orangepi-rv2.dtb diff --git a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts b/arch/riscv/bo= ot/dts/spacemit/k1-musepi-pro.dts new file mode 100644 index 0000000000000000000000000000000000000000..29e333b670cf0a5c4ed85266846= 0db475b9c44cb --- /dev/null +++ b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts @@ -0,0 +1,79 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2024 Yangyu Chen + * Copyright (C) 2025 SpacemiT, Inc + * Copyright (C) 2025 Troy Mitchell + */ + +/dts-v1/; + +#include "k1.dtsi" +#include "k1-pinctrl.dtsi" + +/ { + model =3D "SpacemiT MusePi Pro"; + compatible =3D "spacemit,musepi-pro", "spacemit,k1"; + + aliases { + ethernet0 =3D ð0; + serial0 =3D &uart0; + }; + + chosen { + stdout-path =3D "serial0"; + }; + + leds { + compatible =3D "gpio-leds"; + + led1 { + label =3D "sys-led"; + gpios =3D <&gpio K1_GPIO(96) GPIO_ACTIVE_HIGH>; + linux,default-trigger =3D "heartbeat"; + default-state =3D "on"; + }; + }; +}; + +&emmc { + bus-width =3D <8>; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + non-removable; + no-sd; + no-sdio; + status =3D "okay"; +}; + +ð0 { + phy-handle =3D <&rgmii0>; + phy-mode =3D "rgmii-id"; + pinctrl-0 =3D <&gmac0_cfg>; + pinctrl-names =3D "default"; + rx-internal-delay-ps =3D <0>; + tx-internal-delay-ps =3D <0>; + status =3D "okay"; + + mdio-bus { + #address-cells =3D <0x1>; + #size-cells =3D <0x0>; + + reset-gpios =3D <&gpio K1_GPIO(110) GPIO_ACTIVE_LOW>; + reset-delay-us =3D <10000>; + reset-post-delay-us =3D <100000>; + + rgmii0: phy@1 { + reg =3D <0x1>; + }; + }; +}; + +&pdma { + status =3D "okay"; +}; + +&uart0 { + pinctrl-0 =3D <&uart0_2_cfg>; + pinctrl-names =3D "default"; + status =3D "okay"; +}; --=20 2.51.1