From nobody Thu Apr 2 12:33:34 2026 Received: from mail-qt1-f172.google.com (mail-qt1-f172.google.com [209.85.160.172]) (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 40D823A5456 for ; Sat, 28 Mar 2026 17:37:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719470; cv=none; b=fvOz0rhuUYoN++xPmX0puxSQbMhOFruGW47Bppgwtu4c8bc9Jf9BjEhl+q9DqJrDDrnF78UWEVSlnkbtTD7JChPiYaXOSmusP3umF5Mh0dWYJXUqK8AEl6CIytPzbKlPTISdYkJyqcmLePqiqCUo1y4ebqfhoXZrZ7aTnVro9qQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719470; c=relaxed/simple; bh=/iKoxf3LOftVvnFst+ry8upkECO2m/4sz8OzKStj6vY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=K9wCyHgqlkJWcula0W6WlV96ZfqttWaW2d8JgJBZGhNT9xif3rTzAMjby6tc5xaO4Y+vt4yBYMjAgNfc7BKflbcgbhqMMiGDNzLjvAEWua5RctjVS2pnHh6Wk2bsy2/3Mk9x0ttPrJGX+KKDpqUndLysJsQ8nAPjR+hyPemiKSA= 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=gSWFByiO; arc=none smtp.client-ip=209.85.160.172 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="gSWFByiO" Received: by mail-qt1-f172.google.com with SMTP id d75a77b69052e-509134ab2d2so27127811cf.0 for ; Sat, 28 Mar 2026 10:37:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719468; x=1775324268; darn=vger.kernel.org; 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=UFgcVH5XOq5/mrXaXDYrCpNPEGJCtaK+pfMk8iob1+k=; b=gSWFByiOyCtxSevSDLS3cGe+6ATKncHTvzkTwdXJMVo7KSku+XM++fOxy/bmMkLxdK qjY3Wos00cP9F1Xm5N+EBXE07QcSMId6uYUZGY7BZOEoucdN9E+2SlL0SkqzgATdpP5g T3YPqprTzKruSiyjjAY5ioUU6c4iG5eY9d6OtWda9czDrkohdxexkrBeLEM4HveNGJp5 mH0ezyWE70Gba8eAnvnyeKKnA6Q1KpLIFy9+q38eDor5jw1cjK7xLtHPtrg9bjXlWkeC aSSIUkgiNuwloWmllMEbCMN0aW4e8vE/lFN/z4diurdrjVWP1AGnSQjfgRsHWDeLG2Ng OJgQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719468; x=1775324268; 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=UFgcVH5XOq5/mrXaXDYrCpNPEGJCtaK+pfMk8iob1+k=; b=RI71lUlKO/gXcXK/2oKsToEQvKme0q4WGU5paQRKXUHmK+z40QpJLqPHkteGrVa4/9 jSEAeuJheBhKgCIE2Xmh8prIKIrab2F/MJxh6NAWEfQqWhR8EOy2490x5S3ao7jyNsHd VOaPOGh6jy2T3yJY0DKO+Jt3sSboaTSR17fL25dEoJ4fXueZne8XKwKV4fb4WUU+mxaF TxnZjvLfHfGb1dkwRAwy33DBX/slCq+yyU+vqiqZIaoxhQrkHsEehw1AvLvXPr4rehew 0aFEBruLthcPWbHnEzHuHyu17zcaAbbxZeXOVDTkkBEWIOOhL/6YvgTN/WVr1tlRKQnk LcYg== X-Forwarded-Encrypted: i=1; AJvYcCWfEqGVmw0QfC0Mmm0tyc8CYtDNYkVIOKjckIX37Y13AiMBNH290OoNoG6jQ2xakzcSD7URYRTpCKdtPPw=@vger.kernel.org X-Gm-Message-State: AOJu0Yy5+r2LWmnPLPTg0nHO/CS22gAmuTGTpNqnOrOab4ecCSCSqilv MZmVsTBM0dWFFpVoc9KOlVEAL65DoiOeFzAnSzB79/swYcMnzIp40NiZ X-Gm-Gg: ATEYQzyI07rCnVrsFLL+XMgoNA98O609SEORL0Vbrgla5NwWhvcelpVLI0HvxU11fB3 bk1fLkF9DxW3FERJ14moIueqlTVtUpFCER/dY+5Y9DV5lgK1MaO5R3ud6oRNL/wuUl6mEkP3+4D 01f08V0HC1U58aZuyDHmVNjBtj4oQlpA7BwxUG3UI0oigayImcUXv7U5C0OIsYCxfWncE+xTru3 v2kbI4Pa4xeDV0SW18TLqLcn5QwRglGm5BiIR+FhUAR03gOVC6YZVQ5/9ku/ucyMSck1L7pCDQX yqWkDentP+RfBIe/9YB+ow9csbgw52Xg5ZqnDein+McsgeugUkAxbis4a8lUFKwyEySbfkWOaFP pMlqAKzEVVjidBWDZWTEaSksA+kD8l5U0aSiwdG3s/bIAIt2BQjgK7bj+QWe+/Lboa9unEq2Kgo Y+rdccw+f4f9IdXR327e3BP+XruugOdaG7MxBAXeg0LYbX4GyNOm62FkUq X-Received: by 2002:ac8:7f0d:0:b0:50b:3be7:afd with SMTP id d75a77b69052e-50ba39fffe4mr97544421cf.65.1774719468311; Sat, 28 Mar 2026 10:37:48 -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.7.2026.03.28.10.37.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:48 -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 1/5] dt-bindings: soc: sophgo: add Milk-V Duo S board compatibles Date: Sat, 28 Mar 2026 13:34:46 -0400 Message-ID: <20260328173450.219664-2-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: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Document the compatible strings for the Milk-V Duo S board [1] which uses the SOPHGO SG2000 SoC. Link: https://milkv.io/duo-s [1] Signed-off-by: Joshua Milas --- Documentation/devicetree/bindings/soc/sophgo/sophgo.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/sophgo/sophgo.yaml b/Doc= umentation/devicetree/bindings/soc/sophgo/sophgo.yaml index 1c502618de51f..0b6fbab48b743 100644 --- a/Documentation/devicetree/bindings/soc/sophgo/sophgo.yaml +++ b/Documentation/devicetree/bindings/soc/sophgo/sophgo.yaml @@ -31,6 +31,10 @@ properties: - milkv,duo-module-01-evb - const: milkv,duo-module-01 - const: sophgo,sg2000 + - items: + - enum: + - milkv,duo-s + - const: sophgo,sg2000 - items: - enum: - sipeed,licheerv-nano-b --=20 2.53.0 From nobody Thu Apr 2 12:33:34 2026 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (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 077BF3A63ED for ; Sat, 28 Mar 2026 17:37:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719473; cv=none; b=WLvenVN3C2sQ0A5oUr/hQQfSMis6D5c3e8i5Q6vZDuODtfwfqBnJgtpGlYQxzdz3LIEHgc+RJ0YkmxFL33jjPNu0/Z0vXUkB4LZBS3kcyr5/frIrHJZzz5IibCwhX3m++u7OQh3PN32lQaEXGAbkRQaxPCdMgvjD2a6rTsNCB0c= 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=aNUbVDRn; arc=none smtp.client-ip=209.85.222.182 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="aNUbVDRn" Received: by mail-qk1-f182.google.com with SMTP id af79cd13be357-8cb4136d865so400787985a.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=vger.kernel.org; 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=aNUbVDRncgjlPAnRfJutTCHPvPbKSQjWDZk6AZAfXwMemwKPZCSUw6hyFwCS+iQTVV ia1TU1ucwfjzf36WwhJ8ildFD9igQ/H2TrWTXRoulkD2YRZr1WXoGLkZ7bb6Qlky5eKU tFfgsFgNOU3Ml0NXn/jBTeV9mAy7bDH7osR2LhaTQBS04S7JIotvD2E5ghWiIZfKj2Tt srv7iUbug1uIfxfauJleQJJxgXCO3/Kjjg/UwuHeJdtNe13Roc2EGg2uDpEnm+TY36Cd IsvW3jvu3QzSYcm3Bh+QyYGAa45GvaWQIKzQDLq3vvpvUJeTNXeQe26KALGlyMkj/7By NLLg== 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=mBfabnHy1Vw/qJVU7bzWvatGH5E5joWLEE41RP2MdZgLQtF/4EhACwDLIvrxeH3S7B kuuKzNJPCCGlkH672NihihV9vtQMqNKyPF/hxqIFczLtRudzXvvSYhGJastY9oxp0G7F /c0fEL0ns7NeCLe0CjpDBfHG9kJsTfWsGvV75cVwW1TKKnsSteV6ETABaOiaX25xYvJF 6eMOWTlKMEiOj3+uT/masV0meYA0Q3jB5mOxzGSkunVyxVniwz8m85yUn1aTvp7mrVSm YxLgdWJfp9OH74Sj7vW3tlhnHhulRghcXZQGQD+9+4InSQuG3xJBEn7KEikVtI2RejgJ Euvw== X-Forwarded-Encrypted: i=1; AJvYcCVBb1y0+6VQFtGrlnZchNrwadQNIM1whSfO3Fut1UUk+fgezVQgBGBdQ1u0l7hj4ibBv4HkN70Pe81K4xM=@vger.kernel.org X-Gm-Message-State: AOJu0YzIGZ3xtpT4J+7PP17wNVnkuNnRL0RcTjAw/NATCCccTuULDhos 0WcLC3PvQFmDn5qWBCNr0vDiUY4rEeUO+TYm86brHMJHjUIszpa/sczi X-Gm-Gg: ATEYQzwKWiGM3jITLxxSnscIMoLe5BW6x7b6ID1pyAS9KNFSahpeDuw1b7kE1eqqSNS PSjUGVzKUHdha4eTx/621T5S46Rrp6B8a/w5YT9KwWIf7N1uclWpW+GpLhJkSARKfpGYi62UmOe Llum1DuYd1iz69H+pG9Nn/e4hRdednaP9fzkAQHYVf4rs0BE1Hk1/hHHdSjUJPnx5l8M3KVPsSL /8Q3mMf0kiF7ensGeH0W0dFhwRn3gB8raQyknjAwvSikpcM1vQK0m1aBL3ySk6H936tSZndpVNt konmWV3Y1r7EPpnJQXFU9f4JGH9P5BL081hlvkwele0ImZiDLQ/vHhJLbF4V0iekZPNPkELz4Ip q9XtMadNrLdmHxrhiSeBaq2nbKi0KFO1XrFKaDxe3+hgHo3Xg4pEpsZHaZiUtW5ntNx9vBV+Q6v KXg3i0pNduJ6TrP8w7vdCRYksCGNa1/yIqS45rbueR60SD9GyziN4ysCWJJ3EMFAT0YH8= 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: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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/soph= go/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-$(CONFIG_ARCH_SOPHGO) +=3D sg2000-milkv-duo-module-01-evb.dtb +dtb-$(CONFIG_ARCH_SOPHGO) +=3D 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 =3D "Milk-V Duo S"; + compatible =3D "milkv,duo-s", "sophgo,sg2000"; + + aliases { + i2c4 =3D &i2c4; + mmc0 =3D &sdhci0; + serial0 =3D &uart0; + spi3 =3D &spi3; + }; + + chosen { + stdout-path =3D "serial0:115200n8"; + }; +}; + +&osc { + clock-frequency =3D <25000000>; +}; + +&dmac { + status =3D "okay"; +}; + +&emmc { + bus-width =3D <4>; + no-1-8-v; + cap-mmc-hw-reset; + no-sd; + no-sdio; + non-removable; + status =3D "okay"; +}; + +&gmac0 { + status =3D "okay"; +}; + +&i2c4 { + status =3D "okay"; +}; + +&mdio { + status =3D "okay"; +}; + +&saradc { + status =3D "okay"; +}; + +&sdhci0 { + bus-width =3D <4>; + no-1-8-v; + disable-wp; + status =3D "okay"; +}; + +&sdhci1 { + bus-width =3D <4>; + cap-sdio-irq; + no-mmc; + no-sd; + non-removable; + status =3D "okay"; +}; + +&spi3 { + status =3D "okay"; +}; + +&uart0 { + status =3D "okay"; +}; + +&usb { + dr_mode =3D "host"; + status =3D "okay"; +}; + --=20 2.53.0 From nobody Thu Apr 2 12:33:34 2026 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 A54853A5449 for ; Sat, 28 Mar 2026 17:37:52 +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=bUOTdPutU8qt8kYcBQ7Q1Dtx8j+t8b00C7CX+d5ZmHDU965nC4aNVuvF++rSNtF5s2lEW6n1b+ipA+KA6Zst/39FHz55VfbL5wpOMe3ylNRAw4mW7dg9VqHLEn9keOV56f0tyxQSq8JL8voA3FGkllWuocmlMq/Rvs0RuAym6fs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719473; c=relaxed/simple; bh=cmszwX0Ji3XjQt7Fpy6t/qmhlzCiNP9RsFnOxecQxzo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=S+A29WHzBKFzZWb94tuEpsxhmZKxXumfFR9gFK2MRFlKylF9q5RRlt4sn9f5VafC2vKB+YmaTU08XTn28/tswwBLSnGggjxgms5aZaWDB2JW1PiKN55fk3gMiuN+2bGEYPmUh1I5Cq3Nz6cpvqxoztgHPqjoHNDwtMrhey7u8VE= 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=NllXKABu; 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="NllXKABu" Received: by mail-qt1-f181.google.com with SMTP id d75a77b69052e-50697d6a69cso16961981cf.2 for ; Sat, 28 Mar 2026 10:37:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719472; x=1775324272; darn=vger.kernel.org; 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=NICNW7Co3viLg/bgtUjVDeGjmH93cilbK6h9R5fkil0=; b=NllXKABujf0jvkOXn1/iL2f78XypRbc3xyQu0Rt+M4dVy1KSvm7xHeFfGq3yWBm74Y SXZP2Ou/DiKYVG7BX5T1TXOl3eCYnc4kq6+Xr3PHQ9y3Fa9ov3SlLM+ohZ+ENOLuFTSt jdl3PyXiKLZ7KOMcYg3qiEGfqLq/vzgsbeqZ9DlTMPvFctgOYgY7MlTxsO2mQ2cSd/fp YWQ7/TAyrIviEAqZi78QWVnM//wOqf7UzSuc4WsRliqnWFUy9vBECzXr/QnWph0urMSc vxHmAn447FeFup/xSClgjnQ9aVta5t6UdCbWM8szBted5NUwDHfN3ChlDtO1+jjUTKRq mmIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719472; x=1775324272; 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=NICNW7Co3viLg/bgtUjVDeGjmH93cilbK6h9R5fkil0=; b=eAE6cCvJU+S6+Z1MMYLRQb90FZDfad7idekFd5PqfEr5SUzzkuMKg8n3AwnMm3m5bG ww3ZoLE1BSbMEPjAgQNN33oNl6hyTzPrPFUgoXgMNztDoANwpbc+H4uSfeDSn0eQuNMb MsxCcXKw0tqQcA+mVbUJrnGsyC+bB4jiyaabyY4TJvH0F5D770EnDNF5LQIk3pAx532m 6TUvY7kHwDJ6vTmJlKQqJdxlRM5PN3zjjW0ctDTBroVAFgXu0hCCr7P+xzwVMaCuG4d/ 875C6kTAC4sd2L1ZqJaMXXFGxkdZmP5ffXg50EVn3g/bEkt6sfEfv5GER//BfM369n71 kRmw== X-Forwarded-Encrypted: i=1; AJvYcCWjYEQHWP68dmbWjpZVd/gzfzvFc6nDAxVbe21xgw7RuKNCFgvtEnVwt49BdmlmhriR0la0dADzfxceUW4=@vger.kernel.org X-Gm-Message-State: AOJu0YwY5vVo96AnTKAMkh7urDcuM+FuzJHbNUhWq0UCFT8zxHpMmH9n QT6zoX2D7cxEYWrb51b2e60uGLZx2MMqxNftanwYBl3zEj3sCSv6BbG+ X-Gm-Gg: ATEYQzx68JtlxjZ25ptnMQMbotMspAEKo0eWzA63rkEtWlr4TwraMoiJpK08XMBi99O f9Kqez3JV8rsP1CKchq4fU6q6GgWj5OjPdFoxJYFOGDn2UHoIN4errhmeoRhlm2BnseiW+n81k1 UfT9kC2Lpqn2Y5TBhvnSV9XStXCPGgU4uKwevLsd57jI0nYYDj2ueR0b8oVgjOtpqMj7qJdGyFZ m6Mjw9nttjcyY4GLmdEz59Jh+hNsKxc7bX2nqT9SkGzB06j2dqz5rwjalgP+EwimGG4iYhRgy+E 1EuOrY10Evb6Nade5CP/QBPq9xL6esYaurOHUWGcO14bvptTXW/+3VT3GD31Wt5sAJeCA1ieQVT /LFg+l7931yg08rtlACRoqVWRda/lA4NppfkFVXE5HhUg/F/7iAG+EHItrinpjonr5XdGOEA/xT nRrLL1K0T1ILZQto4XQneEFETTY1bAeCfmBUT+heXI1UQPHWK29R/mp8EQ X-Received: by 2002:a05:622a:514:b0:506:217e:b0e5 with SMTP id d75a77b69052e-50ba369ec17mr96131411cf.0.1774719471720; Sat, 28 Mar 2026 10:37:51 -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.7.2026.03.28.10.37.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:51 -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 3/5] dt-bindings: soc: sophgo: add sg2000 plic and clint documentation Date: Sat, 28 Mar 2026 13:34:48 -0400 Message-ID: <20260328173450.219664-4-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: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Document the compatible strings for the sg2000 interrupt controller and timer. Signed-off-by: Joshua Milas --- .../bindings/interrupt-controller/sifive,plic-1.0.0.yaml | 1 + Documentation/devicetree/bindings/timer/sifive,clint.yaml | 1 + 2 files changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/interrupt-controller/sifive,= plic-1.0.0.yaml b/Documentation/devicetree/bindings/interrupt-controller/si= five,plic-1.0.0.yaml index e0267223887ec..decc43df3c839 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.= 0.0.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.= 0.0.yaml @@ -73,6 +73,7 @@ properties: - allwinner,sun20i-d1-plic - sophgo,cv1800b-plic - sophgo,cv1812h-plic + - sophgo,sg2000-plic - sophgo,sg2002-plic - sophgo,sg2042-plic - sophgo,sg2044-plic diff --git a/Documentation/devicetree/bindings/timer/sifive,clint.yaml b/Do= cumentation/devicetree/bindings/timer/sifive,clint.yaml index 3bab40500df9b..54266b3c2a185 100644 --- a/Documentation/devicetree/bindings/timer/sifive,clint.yaml +++ b/Documentation/devicetree/bindings/timer/sifive,clint.yaml @@ -50,6 +50,7 @@ properties: - allwinner,sun20i-d1-clint - sophgo,cv1800b-clint - sophgo,cv1812h-clint + - sophgo,sg2000-clint - sophgo,sg2002-clint - thead,th1520-clint - const: thead,c900-clint --=20 2.53.0 From nobody Thu Apr 2 12:33:34 2026 Received: from mail-qt1-f176.google.com (mail-qt1-f176.google.com [209.85.160.176]) (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 DF5A21F5858 for ; Sat, 28 Mar 2026 17:37:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.176 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719477; cv=none; b=u0CA/yOZimak8rpB8uJxA0kLOh5O0uRmWPnKpCKpbmvGeq1ni+7AP8o/gaitcI/pbAFb8rcu68BmoK2BNTOWJcvVw1KifTEaEQXhI0RouOR5/oEjJwyEKKdVQD2kyhvHBr66/PFoPzPaGPTkQL4P00KmaRP5ws9UCNbHYMJwrSA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719477; c=relaxed/simple; bh=tFW3YISywSwOMjdHnG6FZDjw1jg1AF8WKQoGy8w1cNI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=chFS30vHmta/JiVsXmXvBTXUPUhjVa/7LS6/t8ABzGfWP/b8VIe9UexQu2wCXdu8ZWOIy618V7cfMqOWm4b6pdo3WLgfWHGR32otyOfyXKZA1NR4swgzrff09Xeo7nQ3+0z1FzuMJ94NMGMD+srlvdKwUko9ChpQg97r1l9W5Sw= 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=Gh4o+FVj; arc=none smtp.client-ip=209.85.160.176 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="Gh4o+FVj" Received: by mail-qt1-f176.google.com with SMTP id d75a77b69052e-50b29c4e554so40064481cf.0 for ; Sat, 28 Mar 2026 10:37:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719475; x=1775324275; darn=vger.kernel.org; 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=fJAPLXH+JSPAdQeklsWr8qGoeKpyEbUrtjYWuQxTQmo=; b=Gh4o+FVjdq+k0RSamnmguG1bURGDC9jOgy3lMwGoOvvsxfHU4kZ8PDPw8JZthNaebx CmMnSkcASEtm5rWdl7EAUOq9ss0wjEMmbWOkXQ0nPVIE5p6iu9HnQLByf+8Ho4sYV2Lc TSWDGBpNKs/2LI1UiJ5qDW+8wZBxjdSLPlYlTdFfs5xYOFMB+DEEd38ZK1O002E/xxX5 +3uXpj7NXbXfjJebgJmOYODoLNk6gT5MJAhsnHlIkQKSs7QzcxY1rawO7lMAxh45GC0E OFtCFpFmCaXlKVZmIKVhUjV102B8MujcPvi97Cj6k88pVGC7aoyuBZZIt3qDtrUZhTtN 18Ig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719475; x=1775324275; 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=fJAPLXH+JSPAdQeklsWr8qGoeKpyEbUrtjYWuQxTQmo=; b=aekNVcmkwIyojap3toR2pXS5tuCBt8EumxeYM4BPiZGsI5jj0jb++CWLOglIMTHLWs ez8kFsdM70wnRcZvl91Fl9F7gCtk5hEKGaC8snF+TZlW00cdNfpXTaIHLDHeYwypPRLf 4IV5EEOJb3IiLGnIjiKNHKAc3ZXPcZcDTeMihVmjXxLLj05DbsWMsNbhFa8FK06h767X XCju7sDoz7FomesNqYB08XFBmbBYt5Drpi3SqZfBPQS7uVChWuqWfYGXDCibIPUjPiLG vsK3loUc6nRxB34TKMIrv3sVxuqEB8YNo4lNr1pjuSLLiiPwr5R6QYqePLWUEqpGADAc +Ccg== X-Forwarded-Encrypted: i=1; AJvYcCWbZ75uxZlIJQueLi0W9PWHETNNOHTnS2Fc4rUWSH9L+D7bfVrQySlLAZQStd13R8kuLEIJt7El8oJjl8k=@vger.kernel.org X-Gm-Message-State: AOJu0YzokDxacGfW9XtnkSNMVV/P0Duu2ulU8uZLMQzkFthLhjhpmMu7 OG0//Db6Sy1AhiZhvJDY0hTgHngkQzqwwlfa2rgmI297qf9es3RvUNFB X-Gm-Gg: ATEYQzyZYig3eYANKevdhjgkJXPFoEjBVRRP82zfGFyzpjWpUfmz6uzraapRoYlWIAK mWPa+ganCBRc8dgO6ROsKLeQAArw0acbWSv4PDQrZMZLWLNuUPQlbNxjPeCxgk3RvA8v8yJ/K2a XHLRAyA1TBcgcKGK6+OlbF9IUF73UImCu0MIOtrd5nnIqiE5jN+AP9yg9LmlMIz+r/L7pBFg1WI REGCogZV9rwY/IeFkyImbIQReeGSfaoZH82Z66ExIz4GCnjkpRF6C1S4Vnr6Jk3+9jHvOnBV3og GIwr8iFceZzA0rWokaERKxO8zy8sivJ4rmAZ5BYRyYCj5jf08hqCRztzqu6n22QTOlhhawLKa09 htwfiXQjOQCj9QQtDVJ37VbAhWjVr3WDjlk/CkkLaFwn9PvWQy9T46sLfOg461Uxw5PQdwhKyI+ dO/GtK4oSwE0eXQLBlxArVBQ/GM3225NAafLtmDpqEPXLhP9LcKYV2u7Q+iezgPCtWhBE= X-Received: by 2002:ac8:5dd1:0:b0:50b:3b54:d796 with SMTP id d75a77b69052e-50ba380f13dmr94020831cf.27.1774719474903; Sat, 28 Mar 2026 10:37:54 -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.7.2026.03.28.10.37.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:54 -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 4/5] riscv64: dts: sophgo: add SG2000 dtsi Date: Sat, 28 Mar 2026 13:34:49 -0400 Message-ID: <20260328173450.219664-5-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: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Adds sg2000.dtsi on the RISCV side. Signed-off-by: Joshua Milas --- arch/riscv/boot/dts/sophgo/sg2000.dtsi | 53 ++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 arch/riscv/boot/dts/sophgo/sg2000.dtsi diff --git a/arch/riscv/boot/dts/sophgo/sg2000.dtsi b/arch/riscv/boot/dts/s= ophgo/sg2000.dtsi new file mode 100644 index 0000000000000..412adacc00576 --- /dev/null +++ b/arch/riscv/boot/dts/sophgo/sg2000.dtsi @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) + +#define SOC_PERIPHERAL_IRQ(nr) ((nr) + 16) + +#include +#include +#include "cv180x-cpus.dtsi" +#include "cv180x.dtsi" +#include "cv181x.dtsi" + +/ { + compatible =3D "sophgo,sg2000"; + + memory@80000000 { + device_type =3D "memory"; + reg =3D <0x80000000 0x10000000>; + }; + + soc { + interrupt-parent =3D <&plic>; + dma-noncoherent; + + pinctrl: pinctrl@3001000 { + compatible =3D "sophgo,sg2000-pinctrl"; + reg =3D <0x03001000 0x1000>, + <0x05027000 0x1000>; + reg-names =3D "sys", "rtc"; + }; + + clk: clock-controller@3002000 { + compatible =3D "sophgo,sg2000-clk"; + reg =3D <0x03002000 0x1000>; + clocks =3D <&osc>; + #clock-cells =3D <1>; + }; + + plic: interrupt-controller@70000000 { + compatible =3D "sophgo,sg2000-plic", "thead,c900-plic"; + reg =3D <0x70000000 0x4000000>; + interrupts-extended =3D <&cpu0_intc 11>, <&cpu0_intc 9>; + interrupt-controller; + #address-cells =3D <0>; + #interrupt-cells =3D <2>; + riscv,ndev =3D <101>; + }; + + clint: timer@74000000 { + compatible =3D "sophgo,sg2000-clint", "thead,c900-clint"; + reg =3D <0x74000000 0x10000>; + interrupts-extended =3D <&cpu0_intc 3>, <&cpu0_intc 7>; + }; + }; +}; --=20 2.53.0 From nobody Thu Apr 2 12:33:34 2026 Received: from mail-qt1-f180.google.com (mail-qt1-f180.google.com [209.85.160.180]) (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 891983A6F02 for ; Sat, 28 Mar 2026 17:37:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.180 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719480; cv=none; b=klNleBNxF8hgKzs8c7qLKaolwhw+n4Ul+u+9XnAiM5jftXo+IapqWjg6wxuAIJOToarezqlh7YvcRoQhSdnROUKNsCnh1jPrXwpIFD5fv0Afq1FCDsF1tjfuo+1LFRi+axDh5Fpkpzt6FgJINkE9s6q48VaDElLCC8v79pH+jrE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774719480; c=relaxed/simple; bh=iKIxZqfsu+EMIToJywvJpH4PHUmMH3CHONIBEcDeehU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Khda7HvG6WPX7TQ0Yvb3XVuFOydYI7YFRmS/U+ZjvFTbNrwXJdUuYDEOhgT3zlgqnUxp/Rt1396azGQMQXX/X3CCdMKJKcBBCGHqx4NEUKkylXmQKxUCANzrRdfJP0ibAeqIlLpjVulgheDS8Bn9/XNZP+0rBYniXSeu4wyeAio= 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=khdyjHxC; arc=none smtp.client-ip=209.85.160.180 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="khdyjHxC" Received: by mail-qt1-f180.google.com with SMTP id d75a77b69052e-50b3488fb31so55522141cf.1 for ; Sat, 28 Mar 2026 10:37:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774719478; x=1775324278; darn=vger.kernel.org; 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=agtwMzvvo2u0f9LDYXhcZeX3VFLC8FECckVchUC5F9Y=; b=khdyjHxCTnlRot6KfYBHxuz4IYh86+QfvLT3zOX2EonuFekGOGa5cfUAxKK9hSOT+r bhWYBoHQceSneJPt4r64ayLAApROvRWp83QUjhuLISuYdswkrfd7//MF+GfdOqjGxXUW +0zbYE5tI9w8cbS/rLDZVSRT/xGrm+NciWvKnNX6rNNeacHuocHR3Qxfq6tyIJGk/bow +9YN/EWbwPphfX58K2l05fTOMp967hyQGEkm84hVnpZDiz1C82FI0hG+VPDY+bJTpMLn xRx75rnuuimpQeVY5a3DR5z8yRPeIlgh2S+cxqcYuQhgwODAj4fbOIWPUrlnqVVNoO6A RVUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774719478; x=1775324278; 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=agtwMzvvo2u0f9LDYXhcZeX3VFLC8FECckVchUC5F9Y=; b=dUqXM6DiYr3vOhuyGuMSJJw10EIEPwLLlo85J83m4Ngq4nm/xmI1nujuuUfLkDc7lW Uc0WBKNGcoZhAC6ZaASc0buPFwpUTs4lgtfPAkbyde3Ip8O30yLMmirPaf2Pi+Qv4i9e kBTLJYc/jEUjrirDn/H69Ez7cFX69LdgPH99KHX9PyDklNHkDkenzoXWqug21SIiHEf2 yDUI1IFVyTUPt5UZCXzNDpnzsOqUqFarKZYaWKZJx91Eg3nUyx8QfaZZRuWGZA3mYoFN LxpOBFutBhhDvLp63awM30AQ3CFRk2JSfjgpf2imUcAH8AeL8va0Y0ECHV9T/ZmnmPbU YCOw== X-Forwarded-Encrypted: i=1; AJvYcCXEQXoX2Li5tdeJazUUgEhjZwNSsJaCvAF0w7ezrPv/pBpjnkSmZfhLBaB1lduLrP8KXADmCGSxLcUlpzQ=@vger.kernel.org X-Gm-Message-State: AOJu0Yw2IGVAXchRwIV6qQpgscX5CrMQ4NaSBn8gRiruAfwl7MbK0J0t hIEkgrblkMwPfGSmkacK9y0Xh1Lg6Q3P2MrXuIrFcWGcVzAow3LKFjYW X-Gm-Gg: ATEYQzw5/YvebRxmB+bx7bofZ6UUbxVrQL+gmPJ8DHuHcvjUCbMxiK5N/BhiGlXuv1Q v+2Q2Sq7c6CCVmFTxDlv4x+NmTvqYNiDQLqCuSN/W7U5QAQve4H7MAO4w3X1T9k00HFQegzFSv8 aih4hYIe7PyNHD16lA0TTArrQGsKJwemL3aHifbQ6FIT423oucULZSIle4YX1nRNkFsYp4JPIzr VxqS3ne2IuiNqTHpu19+7b0A+35B8VpBcEXSIZ3EiQC77vaT5uYyLWzk/hjay5GwFF9/xG3hp9x yS0+uzaf9KbBBFIgztcP3MQAmbMVCrIq30vTcVibvsSMrb5ebcjmAS/H07T3l5KvsHVciaeci/O IuihkOWMK+rHUYsvBZ++hsqiCTOGolM/FEXHtHB0nMnvbDeSPo/xxG7YXlUeA5Py5br9480HjBH zK0yIW08RSkxidONKZb0Q6uH0y4/JEn8KnNezGlKDOP3ltFed6Old5Qqay X-Received: by 2002:ac8:5e06:0:b0:50b:292d:94e3 with SMTP id d75a77b69052e-50b995b5a1fmr123076451cf.42.1774719478554; Sat, 28 Mar 2026 10:37:58 -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.7.2026.03.28.10.37.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Mar 2026 10:37:58 -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 5/5] riscv64: dts: sophgo: add initial Milk-V Duo S board support Date: Sat, 28 Mar 2026 13:34:50 -0400 Message-ID: <20260328173450.219664-6-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: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" This adds initial riscv 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/riscv/boot/dts/sophgo/Makefile | 1 + .../boot/dts/sophgo/sg2000-milkv-duo-s.dts | 85 +++++++++++++++++++ 2 files changed, 86 insertions(+) create mode 100644 arch/riscv/boot/dts/sophgo/sg2000-milkv-duo-s.dts diff --git a/arch/riscv/boot/dts/sophgo/Makefile b/arch/riscv/boot/dts/soph= go/Makefile index 6f65526d4193b..58cc6b70d8de4 100644 --- a/arch/riscv/boot/dts/sophgo/Makefile +++ b/arch/riscv/boot/dts/sophgo/Makefile @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_SOPHGO) +=3D cv1800b-milkv-duo.dtb dtb-$(CONFIG_ARCH_SOPHGO) +=3D cv1812h-huashan-pi.dtb +dtb-$(CONFIG_ARCH_SOPHGO) +=3D sg2000-milkv-duo-s.dtb dtb-$(CONFIG_ARCH_SOPHGO) +=3D sg2002-licheerv-nano-b.dtb dtb-$(CONFIG_ARCH_SOPHGO) +=3D sg2042-milkv-pioneer.dtb dtb-$(CONFIG_ARCH_SOPHGO) +=3D sg2042-evb-v1.dtb diff --git a/arch/riscv/boot/dts/sophgo/sg2000-milkv-duo-s.dts b/arch/riscv= /boot/dts/sophgo/sg2000-milkv-duo-s.dts new file mode 100644 index 0000000000000..4ae44b40f9edb --- /dev/null +++ b/arch/riscv/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 =3D "Milk-V Duo S"; + compatible =3D "milkv,duo-s", "sophgo,sg2000"; + + aliases { + i2c4 =3D &i2c4; + mmc0 =3D &sdhci0; + serial0 =3D &uart0; + spi3 =3D &spi3; + }; + + chosen { + stdout-path =3D "serial0:115200n8"; + }; +}; + +&osc { + clock-frequency =3D <25000000>; +}; + +&dmac { + status =3D "okay"; +}; + +&emmc { + bus-width =3D <4>; + no-1-8-v; + cap-mmc-hw-reset; + no-sd; + no-sdio; + non-removable; + status =3D "okay"; +}; + +&gmac0 { + status =3D "okay"; +}; + +&i2c4 { + status =3D "okay"; +}; + +&mdio { + status =3D "okay"; +}; + +&saradc { + status =3D "okay"; +}; + +&sdhci0 { + bus-width =3D <4>; + no-1-8-v; + disable-wp; + status =3D "okay"; +}; + +&sdhci1 { + bus-width =3D <4>; + cap-sdio-irq; + no-mmc; + no-sd; + non-removable; + status =3D "okay"; +}; + +&spi3 { + status =3D "okay"; +}; + +&uart0 { + status =3D "okay"; +}; + +&usb { + dr_mode =3D "host"; + status =3D "okay"; +}; + --=20 2.53.0