From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qt1-f181.google.com (mail-qt1-f181.google.com [209.85.160.181]) (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 11B3B3A63F7 for ; Sat, 28 Mar 2026 17:37:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.181 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719473; cv=none; b=RWNE46x3WfvHhblafEE7848XTFFJmkNDCXAkNlnhCKq5X0DZHtHR6UKqnmiWbmFXFHm5moxRr5Sunidf1AuId6+x4Feczi5WOUg9uxgIEACStq/XbF1xkyg3zv8f4ou0WAi9gcuUp6CNcq6M3XHQdOb4kM2v+jK/PRrnefUBNNE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719473; c=relaxed/simple; bh=vrfhOM3+ysvF/Ll57Tf/JoWnf8bZUNDlRILzcG8aTAA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=U1kjG5/q7EnovBColiBmfA1zmZzEphSa+U9AehsSC/QZ6jIdwZxs2zBSmEsYqbRAv5iZ+o9Jp+zoyt/jJJFZxuSTtwd7ETxxVeMOpRx+rXIEZOpZtW06VSAkYzBPYl8jG804pHB4c1MLDX2mxXZzA5hYPUDtYIR9TJSyCJXppQ0= 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=LHZoEGvB; arc=none smtp.client-ip=209.85.160.181 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="LHZoEGvB" Received: by mail-qt1-f181.google.com with SMTP id d75a77b69052e-50b69bf5638so35344161cf.1 for ; Sat, 28 Mar 2026 10:37:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719470; x=1775324270; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/8SWLbh0z3f3RIAwmimt4X3yZVlmYvxXaXaOJWp14ng=; b=LHZoEGvBppu3yO8dpHIyUkCLtLfEGphDjDjKWD8x1+SsssOmgwFU2Yn+wOdqi2Duzs kgyy2LpPl0NnkjH+I5GV4XUQMWnCpTOp5sFDohsNniaCC8w5GoM6/2S9zjtxDmVQHmfY ynpbNCBDuWUr+89tH5VyYy1XZA65gi8nAPFcEmVWv1iL+NEGuzb4yVb9v0OewAVf9e0U cO0yBAxEB0iVkOoUUg+BMgjQK3pnFu51F2ZaecKwflewf9IoT6jQ0RjxZJfYqlLZhH6P qnXa8oqZXaji31qSCttPDk3mpAHNMWETqoQ4EAoRFTTgQ8/DBp3uXR7AGfUIULLY1dlm gjTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719470; x=1775324270; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=/8SWLbh0z3f3RIAwmimt4X3yZVlmYvxXaXaOJWp14ng=; b=mDc61tz8bTTqckf7vWmUOot/nUoDBKddzobbVFHm0NdrjUriXDF3rPqaIHrnELxo2P dHtQCi7qVLC79wGUtLOSNE1AAWJfwiNFa6WzWon/RMqhdXpm38xXwoCA2zxU2AvxR9vj gjRsAIjX+25/zk45yT4S+rMoyKUJuawC9ZmYQAYkOqClNTJcej5GUWqIoYj1SvVXzt7h Y8AuBQ33bMPrtXnquFZCCcvIxHgthat7n+h1YtRK+NJys2dXIgcVyJNDn0/hFySRc4Ks qf4+dYD27Lnt8CYh2J4+05n7uySXdGYPD9ycIu//LMGNuTTTG9manpF7JeM3e9uqkErZ Xsxw== X-Forwarded-Encrypted: i=1; AJvYcCXToKLQxgKtM6DzBjEahrOD4oUTuZd4rCeTytXkzXhnVsf+VW3soLB3lzdXKAftVPhsB8cBU/A=@lists.linux.dev X-Gm-Message-State: AOJu0YzITTP1JK63UVC+VedYcnl3lvX5xUn04VUK6aHHO/syUU/7sASo e0yNlnVB2a2XzuiKKTszJ9dww7vspMfJhIz0FsQNJFf9it/FfBoLRVHT X-Gm-Gg: ATEYQzxes5X9XoHKLQK/0RekK4c0yhFAEWv/y0I1XGlf+h59/veCTWhmOa2WewbW85B MH0+Uh3w35oa9UojkTgh7Wku+CjyDBj2JFEsiFY0C+gd352nzoEWvm5tf1VVzRcrbC89m0zJxcG HMAsF77v4V86wf1lhY7JeZsBUUSO8ttgXkZYe/8GE64LQ+GFoYMvlnDJcZrgg5VZPLE674XPSfQ VgL82U2v3SzyMPCbmP4wKfehFpEpA5anAKZWLvN31LdCTLs2MQgv17YVi50UAwxrHTFIEKMoAWu ywuL54b34LtI6ww3u6al3khPOsABr6R/WZ0H/UeY7UEttlOqKmUX9oGpJtKCQ3Hji1CZ5883hn4 uBKZtDc67f+j8B1QFOgbGDG2RvZBY51lkN6Lbn0sTx3B/Vri5QU+CwFphVZlyqjiUPbf6k5LcIe dwiepr7zV+6ClFDz3Ses2V8rkBtZLRzRrKH1o/K73byTsv3ctyadwMl6B+WbUiInEl2rE= X-Received: by 2002:a05:622a:1e1a:b0:50b:37d5:67a4 with SMTP id d75a77b69052e-50ba385b769mr93585621cf.27.1774719470058; Sat, 28 Mar 2026 10:37:50 -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.7.2026.03.28.10.37.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:49 -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 2/5] arm64: dts: sophgo: add initial Milk-V Duo S board support Date: Sat, 28 Mar 2026 13:34:47 -0400 Message-ID: <20260328173450.219664-3-josh.milas@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260328173450.219664-1-josh.milas@gmail.com> References: <20260328173450.219664-1-josh.milas@gmail.com> Precedence: bulk X-Mailing-List: sophgo@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Adds initial arm64 support for the Milk-V Duo S board [1] making it possible to boot Linux to the command line. Link: https://milkv.io/duo-s [1] Signed-off-by: Joshua Milas --- arch/arm64/boot/dts/sophgo/Makefile | 1 + .../boot/dts/sophgo/sg2000-milkv-duo-s.dts | 85 +++++++++++++++++++ 2 files changed, 86 insertions(+) create mode 100644 arch/arm64/boot/dts/sophgo/sg2000-milkv-duo-s.dts diff --git a/arch/arm64/boot/dts/sophgo/Makefile b/arch/arm64/boot/dts/sophgo/Makefile index 94f52cd7d994b..68aace728223a 100644 --- a/arch/arm64/boot/dts/sophgo/Makefile +++ b/arch/arm64/boot/dts/sophgo/Makefile @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SOPHGO) += sg2000-milkv-duo-module-01-evb.dtb +dtb-$(CONFIG_ARCH_SOPHGO) += sg2000-milkv-duo-s.dtb diff --git a/arch/arm64/boot/dts/sophgo/sg2000-milkv-duo-s.dts b/arch/arm64/boot/dts/sophgo/sg2000-milkv-duo-s.dts new file mode 100644 index 0000000000000..4ae44b40f9edb --- /dev/null +++ b/arch/arm64/boot/dts/sophgo/sg2000-milkv-duo-s.dts @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) + +/dts-v1/; + +#include "sg2000.dtsi" + +/ { + model = "Milk-V Duo S"; + compatible = "milkv,duo-s", "sophgo,sg2000"; + + aliases { + i2c4 = &i2c4; + mmc0 = &sdhci0; + serial0 = &uart0; + spi3 = &spi3; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +&osc { + clock-frequency = <25000000>; +}; + +&dmac { + status = "okay"; +}; + +&emmc { + bus-width = <4>; + no-1-8-v; + cap-mmc-hw-reset; + no-sd; + no-sdio; + non-removable; + status = "okay"; +}; + +&gmac0 { + status = "okay"; +}; + +&i2c4 { + status = "okay"; +}; + +&mdio { + status = "okay"; +}; + +&saradc { + status = "okay"; +}; + +&sdhci0 { + bus-width = <4>; + no-1-8-v; + disable-wp; + status = "okay"; +}; + +&sdhci1 { + bus-width = <4>; + cap-sdio-irq; + no-mmc; + no-sd; + non-removable; + status = "okay"; +}; + +&spi3 { + status = "okay"; +}; + +&uart0 { + status = "okay"; +}; + +&usb { + dr_mode = "host"; + status = "okay"; +}; + -- 2.53.0