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Thu, 24 Jul 2025 13:25:28 -0700 (PDT) From: Alex Elder To: lee@kernel.org, lgirdwood@gmail.com, broonie@kernel.org, alexandre.belloni@bootlin.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: mat.jonczyk@o2.pl, dlan@gentoo.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, linux.amoon@gmail.com, troymitchell988@gmail.com, guodong@riscstar.com, linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v9 7/8] riscv: dts: spacemit: define fixed regulators Date: Thu, 24 Jul 2025 15:25:08 -0500 Message-ID: <20250724202511.499288-8-elder@riscstar.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250724202511.499288-1-elder@riscstar.com> References: <20250724202511.499288-1-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 the DC power input and the 4v power as fixed supplies in the Banana Pi BPI-F3. Signed-off-by: Alex Elder --- .../boot/dts/spacemit/k1-bananapi-f3.dts | 19 +++++++++++++++++++ 1 file changed, 19 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 7c9f91c88e01a..a1c184b814262 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -28,6 +28,25 @@ led1 { default-state =3D "on"; }; }; + + reg_dc_in: 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: 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>; + }; }; =20 &emmc { --=20 2.43.0