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From: Alex Elder <elder@riscstar.com>
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 v13 6/7] riscv: dts: spacemit: define fixed regulators
Date: Mon, 25 Aug 2025 12:20:55 -0500	[thread overview]
Message-ID: <20250825172057.163883-7-elder@riscstar.com> (raw)
In-Reply-To: <20250825172057.163883-1-elder@riscstar.com>

Define the DC power input and the 4v power as fixed supplies in the
Banana Pi BPI-F3.

Signed-off-by: Alex Elder <elder@riscstar.com>
---
 .../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/boot/dts/spacemit/k1-bananapi-f3.dts
index ae9409fe398b2..a11a60b9f369b 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 = "on";
 		};
 	};
+
+	reg_dc_in: dc-in-12v {
+		compatible = "regulator-fixed";
+		regulator-name = "dc_in_12v";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_vcc_4v: vcc-4v {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_4v";
+		regulator-min-microvolt = <4000000>;
+		regulator-max-microvolt = <4000000>;
+		regulator-boot-on;
+		regulator-always-on;
+		vin-supply = <&reg_dc_in>;
+	};
 };
 
 &emmc {
-- 
2.48.1


  parent reply	other threads:[~2025-08-25 17:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-25 17:20 [PATCH v13 0/7] spacemit: introduce P1 PMIC support Alex Elder
2025-08-25 17:20 ` [PATCH v13 1/7] dt-bindings: mfd: add support the SpacemiT P1 PMIC Alex Elder
2025-08-25 17:20 ` [PATCH v13 2/7] mfd: simple-mfd-i2c: add SpacemiT P1 support Alex Elder
2025-08-29 11:03   ` kernel test robot
2025-08-25 17:20 ` [PATCH v13 3/7] regulator: spacemit: support SpacemiT P1 regulators Alex Elder
2025-08-25 17:20 ` [PATCH v13 4/7] rtc: spacemit: support the SpacemiT P1 RTC Alex Elder
2025-08-25 17:20 ` [PATCH v13 5/7] riscv: dts: spacemit: enable the i2c8 adapter Alex Elder
2025-08-25 17:20 ` Alex Elder [this message]
2025-08-25 17:20 ` [PATCH v13 7/7] riscv: dts: spacemit: define regulator constraints Alex Elder
2025-09-03 12:19 ` (subset) [PATCH v13 0/7] spacemit: introduce P1 PMIC support Lee Jones

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