From: Javier Martinez Canillas <javierm@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Alex Elder <elder@riscstar.com>,
Javier Martinez Canillas <javierm@redhat.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
Conor Dooley <conor+dt@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Paul Walmsley <pjw@kernel.org>, Rob Herring <robh@kernel.org>,
Yixun Lan <dlan@gentoo.org>,
devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
spacemit@lists.linux.dev
Subject: [PATCH 2/3] riscv: dts: spacemit: Define fixed regulators for Milk-V Jupiter
Date: Sat, 6 Dec 2025 14:44:54 +0100 [thread overview]
Message-ID: <20251206134532.1741648-3-javierm@redhat.com> (raw)
In-Reply-To: <20251206134532.1741648-1-javierm@redhat.com>
Define the DC power input and the 4v power as fixed regulator supplies.
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
---
.../boot/dts/spacemit/k1-milkv-jupiter.dts | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts b/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
index aa425f02c1f4..5babed4d7094 100644
--- a/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
@@ -20,6 +20,25 @@ aliases {
chosen {
stdout-path = "serial0";
};
+
+ 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 = <®_dc_in>;
+ };
};
ð0 {
--
2.52.0
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next prev parent reply other threads:[~2025-12-06 13:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-06 13:44 [PATCH 0/3] riscv: dts: spacemit: Add PMIC and regulators constraints for Milk-V Jupiter Javier Martinez Canillas
2025-12-06 13:44 ` [PATCH 1/3] riscv: dts: spacemit: Enable i2c8 adapter " Javier Martinez Canillas
2025-12-06 13:44 ` Javier Martinez Canillas [this message]
2025-12-06 13:44 ` [PATCH 3/3] riscv: dts: spacemit: Define the P1 PMIC regulators " Javier Martinez Canillas
2025-12-19 11:39 ` [PATCH 0/3] riscv: dts: spacemit: Add PMIC and regulators constraints " Yixun Lan
2025-12-19 21:42 ` Yixun Lan
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