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Thu, 23 Oct 2025 15:28:39 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 5281825611618668887 EX-QQ-RecipientCnt: 15 From: Troy Mitchell Date: Thu, 23 Oct 2025 15:28:30 +0800 Subject: [PATCH v4 2/2] riscv: dts: spacemit: add MusePi Pro board device tree 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-v4-2-01836303e10f@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