From nobody Fri Apr 3 20:53:42 2026 Received: from cstnet.cn (smtp21.cstnet.cn [159.226.251.21]) (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 37C3A2ED15D; Fri, 3 Apr 2026 12:52:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775220725; cv=none; b=cTrICbM8tJNy2BGQH5N0VFM3ZPqlwRa4LOCJVGK1CrwJ0KiT7r5VNd+f8B+yswJuMVr3x4XpYxBhEtEs0+gFzee6AptHoGfyaj/+KJ+Vt1Kskqa3Lz+LXHfyc0uTqE3Twermd5Optpp21W1s9fqkhBvHDZhqrA8M6o2Bx69674g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775220725; c=relaxed/simple; bh=Hzvx0/zQUsHFHqD5657yCiA4l4uXUNli3Tb3DUrLxzE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qyPAp+9KaMjstBHnhvfr3kXBNo7Vt2P21BgueLGGaCpV+V0h+5Qi9Z5riurheYtfhx6luICamFn/UsV4KNeXx4I6ApcSnWXiKG/OgyDzxKIZK4PLkeiuL6Qz/7frtdi6P2NY0YDmykWTnDxHzEDLXpfc7oASeVxhy/7qllmRGA8= 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=159.226.251.21 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 [223.166.95.230]) by APP-01 (Coremail) with SMTP id qwCowABnDWnlt89pEvwRDA--.20275S4; Fri, 03 Apr 2026 20:51:51 +0800 (CST) From: Han Gao To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan , Chukun Pan 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 v8 2/3] riscv: dts: spacemit: Define the P1 PMIC regulators for OrangePi RV2 Date: Fri, 3 Apr 2026 20:51:47 +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: qwCowABnDWnlt89pEvwRDA--.20275S4 X-Coremail-Antispam: 1UD129KBjvJXoWxWw4kCFWfAFWDGr1xZrWDArb_yoW5KrW5pa n8ZFsxur4rAFyxJw45Ww1xta15Wr1Ykasrury0krWrJrWUtFnFkr9Fyr1rt3W8Ja1vvw4Y yrW7ZFyxtF1Ig3DanT9S1TB71UUUUUDqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUm214x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jryl82xGYIkIc2 x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUGVWUXwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCY1x0262kKe7AKxVW8ZVWrXwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWU JVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67 kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUCVW8JwCI42IY 6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIx AIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8Jr0_Cr1UYxBIdaVF xhVjvjDU0xZFpf9x0pRRVbgUUUUU= X-CM-SenderInfo: xjdrxt3q6l2u1dvotugofq/1tbiBg0GDGnPrIkYKAAAsy Content-Type: text/plain; charset="utf-8" Define the DC power input and the 4v power as fixed regulator supplies. Define the SpacemiT P1 PMIC voltage regulators and their constraints. Co-developed-by: Chukun Pan Signed-off-by: Chukun Pan Signed-off-by: Han Gao --- .../boot/dts/spacemit/k1-orangepi-rv2.dts | 131 ++++++++++++++++++ 1 file changed, 131 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/= boot/dts/spacemit/k1-orangepi-rv2.dts index 57ec1cc32b03..f7a1dadaa95f 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 + vcc_5v0: regulator-vcc-5v0 { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_5v0"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + }; + + vcc4v0: regulator-vcc4v0 { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc4v0"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt =3D <4000000>; + regulator-max-microvolt =3D <4000000>; + vin-supply =3D <&vcc_5v0>; + }; + leds { compatible =3D "gpio-leds"; =20 @@ -91,6 +110,118 @@ &i2c8 { pinctrl-names =3D "default"; pinctrl-0 =3D <&i2c8_cfg>; status =3D "okay"; + + pmic@41 { + compatible =3D "spacemit,p1"; + reg =3D <0x41>; + interrupts =3D <64>; + vin1-supply =3D <&vcc4v0>; + vin2-supply =3D <&vcc4v0>; + vin3-supply =3D <&vcc4v0>; + vin4-supply =3D <&vcc4v0>; + vin5-supply =3D <&vcc4v0>; + vin6-supply =3D <&vcc4v0>; + aldoin-supply =3D <&vcc4v0>; + dldoin1-supply =3D <&buck5>; + dldoin2-supply =3D <&buck5>; + + regulators { + buck1 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3450000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck2 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3450000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck3_1v8: buck3 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <1800000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck4_3v3: buck4 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3300000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck5: buck5 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3450000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck6 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3450000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + aldo1 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + regulator-boot-on; + }; + + aldo2 { + /* not connected */ + }; + + aldo3 { + /* not connected */ + }; + + aldo4 { + /* not connected */ + }; + + dldo1 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + regulator-boot-on; + }; + + dldo2 { + /* not connected */ + }; + + dldo3 { + /* not connected */ + }; + + dldo4 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + regulator-always-on; + }; + + dldo5 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + dldo6 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + regulator-always-on; + }; + + dldo7 { + /* not connected */ + }; + }; + }; }; =20 &uart0 { --=20 2.47.3