From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qt1-f170.google.com (mail-qt1-f170.google.com [209.85.160.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B76BD374171 for ; Sat, 28 Mar 2026 17:37:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719468; cv=none; b=L+FO/VXLiDK0rxO5kRgKkZ+NKymgKRmtWWI1ZdCXcTH1A5TMWYhDZPMAjTYantV+S/yAnGSPUPXz49lhhZHCzk0KT8KW8xlDyCm3oU5vCAyDVBA7+vTZqXVwsAqkIogQIlZD81PgruFNYTXQE2El2bXAVTV4nRkIrAkVvbWe6Fs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719468; c=relaxed/simple; bh=parGt3tZhlgkG7Tyg0zyRirZEztjPzzRxqDmCM7EM5g=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=maVyNmgCJcgtMn7avezgF7HZbQoFIF4/KAOYk2nepyyJ/7amBsPcSJwb55Bsxdw6PcIiZijdE7cbmrM9BLwjdLyC55L2nnrvWtRcyqBtKqJOvDNXkT+RO97QeWduUQLsAvXhYPm9hgPtO/1N7ebmhvPZuoOPrRxtIlju78OianM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=sGXjU5tx; arc=none smtp.client-ip=209.85.160.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="sGXjU5tx" Received: by mail-qt1-f170.google.com with SMTP id d75a77b69052e-50b2d6f9d00so30554331cf.2 for ; Sat, 28 Mar 2026 10:37:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719465; x=1775324265; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=FO8lTdaN+rEnKBFSO7tgtF4+ghONTKCteN9CF0ffLO4=; b=sGXjU5txKH8U2+M1A7hzfohifA85hi+Izr1iGbXkhqTcTK+Czm2Mt72KfUoFSo3Y6Y Lg28/p1lDfFeAd1CaRbDcFuMeehhQEzIwkJMeQvZ7HRDc2aqhjap4PoxQmQLkqJxKkOr E2AB4yFlb+tW57u0dPtRamCBqR8uFdyQT7BvNcBnyiAmZ3QW4xSwQStDl0a8SCtBcmML 1MyFDvr+kHXvzPYB0/PXTNZwpU3/F/xubecXLCu8tjc7erwNLKHU1h177EfFhWsXqCEA nNMC7rqYGjmY+h6yXErgXJRZEHC1XsclaIaEQNJgXd6rYlMw4b4xqUE9Ef1QtKPT5uab BRfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719465; x=1775324265; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=FO8lTdaN+rEnKBFSO7tgtF4+ghONTKCteN9CF0ffLO4=; b=PWuFLxiozRbbIcosHS1iUT0a4Zw1trZZ1jMQi+QNY/yARNz19i7XBAeijCkIVgaybV h5SAPXBt3mFYCC2urFDDChaGFC85HLrMBIsDrKM2sCQtWMQRKSiom5WhFSBS6dES6hPo NZwZaMHp3wcrhnvJ1JJI841cjCJL/1eNBRw1m7EEONxYmHOcP26h7SohVFQK+OdvR6Cq AxP2QykGtiCzre3fXXJnuqF1JdA+1w+Lqf96vIMmPHh1oA24jHnaZvUgu9iPyc5MXqiT zcQtd1AFlpyJ+wwiV/bamPC8UE5Cm6GjkO4MOyeCDhOjx85rxSCsEI8IhgJauMvNhGM/ SWUg== X-Forwarded-Encrypted: i=1; AJvYcCV6/36edm3ibZC7z+SqnYeK3D80wD0IFdqxRW4ougYieB+fmHwE8xGlZG66ieg+dOG4zvds+mAEAoNAZ4E=@vger.kernel.org X-Gm-Message-State: AOJu0YwOpszmlR5U1tUvj5xnNBu5xXsPE0b5iMXEcLCJB11uhuRtMlyD 587o4IuXWH2BsLGIAMRuHEKQ9G+aYZ0qevBBzDG5QTJ2Oo1Cj8XnmBN9 X-Gm-Gg: ATEYQzwCALc1vW5VFqrboumxB0VaU2lqRs8AnNX/Dk9PcV+0FbERP0b5GUpJLQVevYu RZwfvAoIHFAlcKjB2hC1Alfi5yD5Zfk8BEDl9oH/aiSq5wdptjgxwVUqWYMmfjtvVvo4UUdLFxn p2OkKt6v0eKvPUK6+udVFCLYwsHS8D82AzWzVevP2jDblkOW9B0g+/w+tZvATBuaQekQLv9GeWF k+ST9YK01D/zK/bjHjniXwpbhBQIMbw2/QIxdlIPuLsL4C3D1L9zlx4Ql/ATIOU5hZ2eA+UxtRD IIxajo2k3S6YtKAJsa16xv/BYt5SzdlL8/ssBt+0dC0dG/dM1KgY/eHllhp1poawPAstBphPrxe +/1QyqFvOIYIghrdy+HwSCzm7eD22TAYw5KsDuWVOns6af/ZpLjFSD38HJ733kVy9BV3lLkPxpm 2OOez/kFQ5oPEiwu4DA6jFwiIQ0AEE0Bn2KN0Vm+Em459EG2CiH+Nvc4w4SQ5YyIQtJ1g= X-Received: by 2002:a05:622a:4807:b0:50b:3a6d:db5f with SMTP id d75a77b69052e-50ba39bae92mr89481621cf.64.1774719464707; Sat, 28 Mar 2026 10:37:44 -0700 (PDT) Received: from sleek (d-23-244-200-70.nh.cpe.atlanticbb.net. [23.244.200.70]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-50bb2c9c93asm26629641cf.7.2026.03.28.10.37.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:44 -0700 (PDT) From: Joshua Milas To: tglx@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, pjw@kernel.org, samuel.holland@sifive.com, unicorn_wang@outlook.com, inochiama@gmail.com, daniel.lezcano@linaro.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, liujingqi@lanxincomputing.com, alexander.sverdlin@gmail.com, rabenda.cn@gmail.com, dlan@kernel.org, chao.wei@sophgo.com, anup@brainfault.org Cc: josh.milas@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, sophgo@lists.linux.dev, hanguidong02@gmail.com, michael.opdenacker@rootcommit.com Subject: [PATCH v4 0/5] Add initial Milk-V Duo S board support Date: Sat, 28 Mar 2026 13:34:45 -0400 Message-ID: <20260328173450.219664-1-josh.milas@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This adds an initial device tree for the Milk-V Duo S board with support for reading from the SD card and network over Ethernet. This is continued work from Michael Opdenacker's v6 series [1] on the ARM64 and RISCV side. It has been tested with ARM64 and RISCV64 to boot from an SD card, have networking, and read I2C slave devices over i2c4. --- v4 - Rebased to latest sophogo/for-next - Added usb node to arm64 and riscv DTS - Removed sg200x link in commit messages - Added missing change to v3 and removed link from v2 v3: https://lore.kernel.org/sophgo/20251029001052.36774-1-josh.milas@gmail.com/ - Added sg2000 interrupt controller and timer to documentation - Added sg2000.dtsi for RISCV and moved DTS over to use it - remove devices from DTS's to match what is available in the default pinmux config. spi0-2, i2c0-3, uart1-4 - Added i2c4 and spi3 aliases - Removed milkv,duo-s from sophgo,cv1812h in documentation v2: https://lore.kernel.org/sophgo/20251011014811.28521-1-josh.milas@gmail.com/ - Made new entry in docs to avoid DTC error - "Milk-V DuoS" -> "Milk-V Duo S" - Sorting of aliases - Added uart*, emmc, mdio, gmac0, i2c*, spi*, dmac, saradc to device tree matching what is available on the pinout - Removal of 'no-mmc' and 'no-sdio' for sdhci0 as it works without - Added riscv device tree v1: https://lore.kernel.org/sophgo/20250927173619.89768-1-josh.milas@gmail.com/ Link: https://lore.kernel.org/linux-riscv/20240421055710.143617-1-michael.opdenacker@bootlin.com/ [1] Joshua Milas (5): dt-bindings: soc: sophgo: add Milk-V Duo S board compatibles arm64: dts: sophgo: add initial Milk-V Duo S board support dt-bindings: soc: sophgo: add sg2000 plic and clint documentation riscv64: dts: sophgo: add SG2000 dtsi riscv64: dts: sophgo: add initial Milk-V Duo S board support .../sifive,plic-1.0.0.yaml | 1 + .../bindings/soc/sophgo/sophgo.yaml | 4 + .../bindings/timer/sifive,clint.yaml | 1 + arch/arm64/boot/dts/sophgo/Makefile | 1 + .../boot/dts/sophgo/sg2000-milkv-duo-s.dts | 85 +++++++++++++++++++ arch/riscv/boot/dts/sophgo/Makefile | 1 + .../boot/dts/sophgo/sg2000-milkv-duo-s.dts | 85 +++++++++++++++++++ arch/riscv/boot/dts/sophgo/sg2000.dtsi | 53 ++++++++++++ 8 files changed, 231 insertions(+) create mode 100644 arch/arm64/boot/dts/sophgo/sg2000-milkv-duo-s.dts create mode 100644 arch/riscv/boot/dts/sophgo/sg2000-milkv-duo-s.dts create mode 100644 arch/riscv/boot/dts/sophgo/sg2000.dtsi base-commit: 9aa6068586a9b4cd34cf04f8dee72a7283ab4ae4 -- 2.53.0