From nobody Sun Feb 8 21:29:15 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 C074A37F118; Sat, 31 Jan 2026 21:46:45 +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=1769896008; cv=none; b=Y8/konqhw253NqIc3Fa1xoH/dhfwlPEvdph8Jr/jUq9PAISChTsTsE3vrR0urqmMwyZscldrrtMq3/ordsuTkL8d77JE192xpoSZJDA+vK0Gptd6BgzEK60Q6wqexuoL/Qqb7vpKXWtNh2QpemY5yz2XZhxdT9SQHiMHTIRZTL8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769896008; c=relaxed/simple; bh=zkLxEOoBdBbdMtgypZCkvMlQRb8syvqyK+zKLxeuUNY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GHtf56TuSAK9LGDeMce3DecXEGuhAoD/bwqVx4XcV+SYOQIVpjuu+kdWtzq4btDcizdSFk0MJzHX1DLB+Efuyn9vjmvG9wd3QPhW3YlHmxGPegcJWyfyC/kBBzHnysM4vfVA5Ggl9HXopPOTCDWxVlDZSzKvLW5K7LzYwKHWdp8= 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 rQCowABXadBIdn5pRJhjBw--.18091S8; Sun, 01 Feb 2026 05:38:20 +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 6/7] riscv: dts: spacemit: Add a PCIe regulator for OrangePi RV2 Date: Sun, 1 Feb 2026 05:38:13 +0800 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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: rQCowABXadBIdn5pRJhjBw--.18091S8 X-Coremail-Antispam: 1UD129KBjvdXoWrtF13GrWDZFWxKw13WrWktFb_yoWDCwc_Cr 1fGaySqFWxXFWkKFyrXFyF93y5C39Y9ay3XrZ3Kr4UG3Z5ZFs3Xay7Jry8Ar4UCrWY9FW3 AF4IqFWxAF1a9jkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb9xFF20E14v26rWj6s0DM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUAVCq3wA2048vs2 IY020Ec7CjxVAFwI0_Xr0E3s1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28E F7xvwVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr 1UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr1j 6F4UJwAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7V C0I7IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j 6r4UM4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x0262 8vn2kIc2xKxwCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE 7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI 8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUCVW8 JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UMIIF0xvE42xK8VAvwI8IcIk0rVWUJV WUCwCI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIY CTnIWIevJa73UjIFyTuYvjfUOyIUUUUUU X-CM-SenderInfo: xjdrxt3q6l2u1dvotugofq/1tbiDAYEDGl+GkZihwAAss Content-Type: text/plain; charset="utf-8" Define a 3.3v fixed voltage regulator to be used by PCIe on the OrangePi RV2. On this platform, this regulator is always on. Signed-off-by: Han Gao --- arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/= boot/dts/spacemit/k1-orangepi-rv2.dts index c0a0c96f2ac4..a370dd35e9bc 100644 --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts @@ -23,6 +23,16 @@ chosen { stdout-path =3D "serial0"; }; =20 + pcie_vcc_3v3: pcie-vcc3v3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "PCIE_VCC3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + regulator-always-on; + gpio =3D <&gpio K1_GPIO(116) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_dc_in: dc-in-12v { compatible =3D "regulator-fixed"; regulator-name =3D "dc_in_12v"; --=20 2.47.3