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,
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 v6 8/8] riscv: dts: spacemit: define regulator constraints
Date: Fri, 27 Jun 2025 09:23:07 -0500 [thread overview]
Message-ID: <20250627142309.1444135-9-elder@riscstar.com> (raw)
In-Reply-To: <20250627142309.1444135-1-elder@riscstar.com>
Define basic constraints for the regulators in the SpacemiT P1 PMIC,
as implemented in the Banana Pi BPI-F3.
Signed-off-by: Alex Elder <elder@riscstar.com>
---
.../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/boot/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 = "spacemit,p1";
reg = <0x41>;
interrupts = <64>;
+ vin-supply = <®_vcc_4v>;
status = "okay";
+
+ regulators {
+ buck1 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3450000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ buck2 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3450000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ buck3 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ buck4 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ buck5 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3450000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ buck6 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3450000>;
+ regulator-ramp-delay = <5000>;
+ regulator-always-on;
+ };
+
+ aldo1 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-boot-on;
+ };
+
+ aldo2 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ aldo3 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ aldo4 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ dldo1 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-boot-on;
+ };
+
+ dldo2 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ dldo3 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ dldo4 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-always-on;
+ };
+
+ dldo5 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+
+ dldo6 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-always-on;
+ };
+
+ dldo7 {
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <3400000>;
+ };
+ };
};
};
--
2.45.2
prev parent reply other threads:[~2025-06-27 14:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-27 14:22 [PATCH v6 0/8] spacemit: introduce P1 PMIC support Alex Elder
2025-06-27 14:23 ` [PATCH v6 1/8] dt-bindings: mfd: add support the SpacemiT P1 PMIC Alex Elder
2025-06-27 14:23 ` [PATCH v6 2/8] mfd: simple-mfd-i2c: specify max_register Alex Elder
2025-07-02 15:26 ` Lee Jones
2025-07-02 15:35 ` Alex Elder
2025-07-02 16:26 ` Lee Jones
2025-06-27 14:23 ` [PATCH v6 3/8] mfd: simple-mfd-i2c: add SpacemiT P1 support Alex Elder
2025-06-27 14:23 ` [PATCH v6 4/8] regulator: spacemit: support SpacemiT P1 regulators Alex Elder
2025-06-27 14:23 ` [PATCH v6 5/8] rtc: spacemit: support the SpacemiT P1 RTC Alex Elder
2025-06-27 14:23 ` [PATCH v6 6/8] riscv: dts: spacemit: enable the i2c8 adapter Alex Elder
2025-06-27 14:23 ` [PATCH v6 7/8] riscv: dts: spacemit: define fixed regulators Alex Elder
2025-06-27 14:23 ` Alex Elder [this message]
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