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[73.228.159.35]) by smtp.gmail.com with ESMTPSA id e9e14a558f8ab-3de01a453b4sm38246015ab.47.2025.06.19.06.52.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Jun 2025 06:52:02 -0700 (PDT) From: Alex Elder To: lee@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, broonie@kernel.org, lgirdwood@gmail.com Cc: wangruikang@iscas.ac.cn, dlan@gentoo.org, troymitchell988@gmail.com, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, devicetree@vger.kernel.org, spacemit@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 6/6] riscv: dts: spacemit: define regulator constraints Date: Thu, 19 Jun 2025 08:51:50 -0500 Message-ID: <20250619135151.3206258-7-elder@riscstar.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250619135151.3206258-1-elder@riscstar.com> References: <20250619135151.3206258-1-elder@riscstar.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" Define basic constraints for the regulators in the SpacemiT P1 PMIC, as implemented in the Banana Pi BPI-F3. Signed-off-by: Alex Elder --- .../boot/dts/spacemit/k1-bananapi-f3.dts | 104 ++++++++++++++++++ 1 file changed, 104 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/b= oot/dts/spacemit/k1-bananapi-f3.dts index a1c184b814262..83907cc1d5ccf 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -70,7 +70,111 @@ pmic@41 { compatible =3D "spacemit,p1"; reg =3D <0x41>; interrupts =3D <64>; + vin-supply =3D <®_vcc_4v>; status =3D "okay"; + + 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 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <1800000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + buck4 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3300000>; + regulator-ramp-delay =3D <5000>; + regulator-always-on; + }; + + 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 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + aldo3 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + aldo4 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + dldo1 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + regulator-boot-on; + }; + + dldo2 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + dldo3 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + + 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 { + regulator-min-microvolt =3D <500000>; + regulator-max-microvolt =3D <3400000>; + }; + }; }; }; =20 --=20 2.45.2