From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f46.google.com (mail-wr1-f46.google.com [209.85.221.46]) (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 65E4848AE04 for ; Tue, 5 May 2026 16:06:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777997190; cv=none; b=lU5CZjJl9pzAIp25Fkx9aCgn9ggarIgkkMu3/JQ2cKU2u8CXtA1auCz+LU8UtmxpL5vkCL7iBw5voKHz+NTLMGkPFj9B7OC8PC7sgPoYBCjpaqgIba9zPBuvcUqX7cK753frnzqvtc5J/+04Gi/Ob4zAMHWqq0jz1UXKxVnRYUc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777997190; c=relaxed/simple; bh=soRJfSSxYuG5pC4OrEODuicTfvuph+agtktaOpjMSeA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=riRtUWyivSfSMHhVYZWTdzKQC+OwI41fYdVXELPgOqIAXlYXKe9UxF9kNA9ecBUe3T5GafONOFiniPx3tBM4JBdCejPmX/j6QFUop3gMSe3ectST+5IWmE4Kq5RmqrJA/OA4PfgdPzWdjGpzAI/v5Hn5k0CLKTc+CKGY2M/XZWM= 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=RVKxZWpd; arc=none smtp.client-ip=209.85.221.46 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="RVKxZWpd" Received: by mail-wr1-f46.google.com with SMTP id ffacd0b85a97d-44b330c5cc6so2518317f8f.1 for ; Tue, 05 May 2026 09:06:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1777997187; x=1778601987; 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=th+e+aR6DHOg780tOLy6m1AslF9E2KIAxcxgB18vgPY=; b=RVKxZWpdMJtiYDUHUHOjKWVxqfA24uaEOCcpCkHacHvL2gHrf9Bn4cviXjOr5Izjtj xYECbkhz05TZrD1J3t5lqT9hh8JCXPcdBDxZrO3cFhn2FL2Z6vVt3RyqTDJ0K+Y7jktX H+UUcZMeWS+qjTQJBxVFy0BfkWLEyrNvmII7ncF6GNegTo0F0K1xFrJucpF0c+lLbfuI bcmx9EUTo6xt5aoLkU4fzf64HVe585Iwyo7S4eznqOrN3U4OdIq3z7g6aN4DwEF/1FID 4FXCKbdev/asx/ThXFsaHv5/XrBUnK3PAGfg5X0895E17YEvsL7faxUUEaTtg09tQUnc /nXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777997187; x=1778601987; 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=th+e+aR6DHOg780tOLy6m1AslF9E2KIAxcxgB18vgPY=; b=C6BBvvWMCsCADwPMxnSgYKnhbLPIvG1AlpK79XVBV5pKhVjhs/CzJtua2Tp1jRge8t 6oStL+2zxfd4kruu/8nssQ9W8RrM3XpqXTBlyJ9y7n/DfJ6mYnHq0y63fPHd9DCkYINq 3IkzvlNjKXHMGvAguk03E3B7Pfabc57qaR2j8mro5iQAzOni4vYukccbjU22/1VlgZyf tH/JbisUX2UjOPss7twuG9MasZKEhLzY5c+v7UPkvMe/posTYx8PTQ4/JjP4sLlMNCHa PZiOp4euMjW15Hv4D2+FUnDxIa+tUXs6ecuzJ2sa1FLQzaC0icaJv6WL1DvuRc1T+q3k MpEQ== X-Gm-Message-State: AOJu0Yw+xK9C+b+SNseMsnrBYB62V7gKCOhzvB0vXoGLipSDAPgvNuix OQUvByp0K5/rV2Obt3XULOG1JTH7BkTcFPKKhCSeWzOWUSQ5d51YBEdw X-Gm-Gg: AeBDievn/KRKxIhzn0iJCxUn0UzLDjIFpIKIIuOXSx2hqHePspFuND35y8P0r2saMXb ynWKLWB1n4QBm4dnAV/blpyRoArbMvYlHHTyI5jWv3/eiwiDL9TA4F3qlnBfRbMhKNO9gn1kgf4 XZETp5uI773vnfvolrL7QtTp2cZIocdJwhJuMGemy5i9tmISfthhB/Jpk8PuLqDZpPgFTYrc7c8 lheHTHXPidQEOST3x6SEAny1456QgfZPn3WVZWumyyS6spEf9SmMFjvJxJACKCNgNcflslfF5Xm EnCKyPKukydlLEWkF+VhlW9K8mLHk6QWAMfeHNIzCg5qIWIQpNlaEUfNjqELtxrfTvPVOagzqMH xxFD8aH1LAhA3OTvnvWkCordbgoMC/tUWO+V395Y1IO6/CACqNTgzll/zGYZ1ZuPywFMGBu4EjK Z+2uqqBRpAOPq1ATDR+KGWNCSU1yZMrfF+UUDF3DY10H3wKb/zeX54vS1U0A3Q420FfwMsdiow3 xJiB9Iho0/lAACNag== X-Received: by 2002:a05:6000:40c7:b0:43b:5672:efe with SMTP id ffacd0b85a97d-44bb36d17efmr23828993f8f.9.1777997186712; Tue, 05 May 2026 09:06:26 -0700 (PDT) Received: from mamamia.internal (a89-182-137-143.net-htp.de. [89.182.137.143]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45055d36dacsm5398891f8f.32.2026.05.05.09.06.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 May 2026 09:06:26 -0700 (PDT) From: Andre Heider To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 1/6] riscv: dts: spacemit: k1-musepi-pro: add PMIC and power infrastructure Date: Tue, 5 May 2026 18:06:15 +0200 Message-ID: <20260505160623.1369347-2-a.heider@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260505160623.1369347-1-a.heider@gmail.com> References: <20260505160623.1369347-1-a.heider@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Enable i2c8 and add the connected SpacemiT P1 PMIC with its related regulators for the board's power infrastructure and voltage regulation support. Signed-off-by: Andre Heider --- .../riscv/boot/dts/spacemit/k1-musepi-pro.dts | 144 ++++++++++++++++++ 1 file changed, 144 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts index 29e333b670cf0..07eef3274192c 100644 --- a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts +++ b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts @@ -17,6 +17,7 @@ / { aliases { ethernet0 = ð0; serial0 = &uart0; + i2c8 = &i2c8; }; chosen { @@ -33,6 +34,25 @@ led1 { default-state = "on"; }; }; + + reg_usb_vbus: regulator-usb-vbus { + compatible = "regulator-fixed"; + regulator-name = "USBVBUS"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_vcc_5v0_sys: regulator-vcc5v0-sys { + compatible = "regulator-fixed"; + regulator-name = "VCC5V0_SYS"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + regulator-always-on; + vin-supply = <®_usb_vbus>; + }; }; &emmc { @@ -72,6 +92,130 @@ &pdma { status = "okay"; }; +&i2c8 { + pinctrl-0 = <&i2c8_cfg>; + pinctrl-names = "default"; + status = "okay"; + + pmic@41 { + compatible = "spacemit,p1"; + reg = <0x41>; + interrupts = <64>; + vin1-supply = <®_vcc_5v0_sys>; + vin2-supply = <®_vcc_5v0_sys>; + vin3-supply = <®_vcc_5v0_sys>; + vin4-supply = <®_vcc_5v0_sys>; + vin5-supply = <®_vcc_5v0_sys>; + vin6-supply = <®_vcc_5v0_sys>; + aldoin-supply = <®_vcc_5v0_sys>; + dldoin1-supply = <&buck5>; + dldoin2-supply = <&buck5>; + + regulators { + buck1 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3450000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + buck2 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3450000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + buck3 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1800000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + buck4 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3300000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + buck5: buck5 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3450000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + buck6 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3450000>; + regulator-ramp-delay = <5000>; + regulator-always-on; + }; + + aldo1 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + regulator-boot-on; + }; + + aldo2 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + aldo3 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + aldo4 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + dldo1 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + regulator-boot-on; + }; + + dldo2 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + dldo3 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + dldo4 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + regulator-always-on; + }; + + dldo5 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + + dldo6 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + regulator-always-on; + }; + + dldo7 { + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + }; + }; +}; + &uart0 { pinctrl-0 = <&uart0_2_cfg>; pinctrl-names = "default"; -- 2.53.0