From nobody Wed Apr 8 04:37:54 2026 Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E8E983C0609; Tue, 10 Mar 2026 16:19:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.81 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773159555; cv=none; b=JSgA4ldrKKMS22O4mIgfequChm2CjKr7o3DGC3rX1tVBUFdWMAXBfeFX9iCq1SHnqae5Ch1lo63fkRXij/DCCveh5H250m1kifGRpJ75JJ+p/KDqDGHAYi8DGtPwgU6twjU541+zeuJryYg2BB5JSv5CJAAyDOfcfhsfch3vbJM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773159555; c=relaxed/simple; bh=xtsw770TYp9f7r7LDFCqiHOpTEk4M8gcUU3iQDuyJk0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=sTEGbtsCgMwDEXTwpmtjksd9hqnYObXXEc2VggoanaQ5weQedVyeh+bNW/tBgfwCjQKfzOvaq1MLP+NT+IjNk1/xmS+6pI5uxfcmW7kSw+3RttI3o3JJ0T4HkOqdYcmHgZluBnsjawoXYVtsjjsMyMoEd0QkeSqt5U++6tsfrsk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost.localdomain (unknown [223.166.92.103]) by APP-03 (Coremail) with SMTP id rQCowAB3lNtwRLBpMRBECg--.1611S4; Wed, 11 Mar 2026 00:18:58 +0800 (CST) From: Han Gao To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Han Gao , Han Gao Subject: [PATCH v2 2/4] riscv: dts: spacemit: Define fixed regulators for OrangePi RV2 Date: Wed, 11 Mar 2026 00:18:51 +0800 Message-ID: <20260310161853.3900605-3-gaohan@iscas.ac.cn> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260310161853.3900605-1-gaohan@iscas.ac.cn> References: <20260310161853.3900605-1-gaohan@iscas.ac.cn> 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 X-CM-TRANSID: rQCowAB3lNtwRLBpMRBECg--.1611S4 X-Coremail-Antispam: 1UD129KBjvdXoW7Wr1rZw4UXF4fAF1DtFyftFb_yoWkCFc_Cr y3Ga4SqFWxXF4DKF93tFZY9ry5W39a9a13Xrs7Wr4UG3Z5Zan7J3ZrJry0yr4UGw4YgF9x ZF42vr48AF1YgjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbkxFF20E14v26rWj6s0DM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUXwA2048vs2IY02 0Ec7CjxVAFwI0_Xr0E3s1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVWxJVW8Jr1l84 ACjcxK6I8E87Iv67AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UM2AI xVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20x vE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xv r2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxan2IY04 v7MxkF7I0En4kS14v26r1q6r43MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j 6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7 AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE 2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcV C2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2Kfnx nUUI43ZEXa7VUbH5lUUUUUU== X-CM-SenderInfo: xjdrxt3q6l2u1dvotugofq/1tbiBgwCDGmwMqQv5gAAsC Content-Type: text/plain; charset="utf-8" Define the DC power input and the 4v power as fixed regulator supplies. Signed-off-by: Han Gao --- .../boot/dts/spacemit/k1-orangepi-rv2.dts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/= boot/dts/spacemit/k1-orangepi-rv2.dts index 93880ba7bdfe..55b3d8d7f7f1 100644 --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts @@ -23,6 +23,25 @@ chosen { stdout-path =3D "serial0"; }; =20 + reg_dc_in: regulator-dc-in-12v { + compatible =3D "regulator-fixed"; + regulator-name =3D "dc_in_12v"; + regulator-min-microvolt =3D <12000000>; + regulator-max-microvolt =3D <12000000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_vcc_4v: regulator-vcc-4v { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_4v"; + regulator-min-microvolt =3D <4000000>; + regulator-max-microvolt =3D <4000000>; + regulator-boot-on; + regulator-always-on; + vin-supply =3D <®_dc_in>; + }; + leds { compatible =3D "gpio-leds"; =20 --=20 2.47.3