From: Alex Elder <elder@riscstar.com>
To: lee@kernel.org, lgirdwood@gmail.com, broonie@kernel.org,
robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
dlan@gentoo.org
Cc: paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, alex@ghiti.fr, troymitchell988@gmail.com,
guodong@riscstar.com, devicetree@vger.kernel.org,
linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
linux-kernel@vger.kernel.org
Subject: [PATCH 6/6] riscv: dts: spacemit: define regulator constraints
Date: Fri, 13 Jun 2025 16:01:49 -0500 [thread overview]
Message-ID: <20250613210150.1468845-7-elder@riscstar.com> (raw)
In-Reply-To: <20250613210150.1468845-1-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 8003c8173a2aa..0f9a7f7a6c8b6 100644
--- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
@@ -60,7 +60,111 @@ 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:[~2025-06-13 21:02 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-13 21:01 [PATCH 0/6] spacemit: introduce P1 PMIC and regulator support Alex Elder
2025-06-13 21:01 ` [PATCH 1/6] dt-bindings: mfd: add support the SpacmiT P1 PMIC Alex Elder
2025-06-19 6:03 ` Vivian Wang
2025-06-19 13:23 ` Alex Elder
2025-06-13 21:01 ` [PATCH 2/6] mfd: spacemit: add support for SpacemiT PMICs Alex Elder
2025-06-19 5:46 ` Vivian Wang
2025-06-19 13:23 ` Alex Elder
2025-06-19 14:40 ` Lee Jones
2025-06-19 14:41 ` Lee Jones
2025-06-20 14:10 ` Alex Elder
2025-06-20 14:10 ` Alex Elder
2025-06-25 8:21 ` Lee Jones
2025-06-25 11:48 ` Alex Elder
2025-06-25 13:33 ` Lee Jones
2025-06-13 21:01 ` [PATCH 3/6] regulator: spacemit: support SpacemiT P1 regulators Alex Elder
2025-06-14 11:03 ` Mark Brown
2025-06-19 6:15 ` Vivian Wang
2025-06-19 13:23 ` Alex Elder
2025-06-19 14:13 ` Vivian Wang
2025-06-13 21:01 ` [PATCH 4/6] riscv: dts: spacemit: enable the i2c8 adapter Alex Elder
2025-06-13 21:01 ` [PATCH 5/6] riscv: dts: spacemit: define fixed regulators Alex Elder
2025-06-13 21:01 ` Alex Elder [this message]
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