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From: Daniel Palmer <daniel@thingy.jp>
To: linux-arm-kernel@lists.infradead.org
Cc: romain.perier@gmail.com, robh@kernel.org, krzk+dt@kernel.org,
	conor+dt@kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, Daniel Palmer <daniel@0x0f.com>
Subject: [PATCH 2/8] ARM: dts: mstar: unitv2: Add regulators
Date: Mon, 13 Jul 2026 19:59:44 +0900	[thread overview]
Message-ID: <20260713105950.1346962-3-daniel@thingy.jp> (raw)
In-Reply-To: <20260713105950.1346962-1-daniel@thingy.jp>

From: Daniel Palmer <daniel@0x0f.com>

Add the fixed regulators for the core, IO and DRAM voltage rails and
the GPIO controlled switch that supplies the WiFi chip.

Signed-off-by: Daniel Palmer <daniel@0x0f.com>
---
 .../mstar-infinity2m-ssd202d-unitv2.dts       | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts
index f02de5b475af..5e79819a070a 100644
--- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts
+++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts
@@ -39,6 +39,38 @@ led-1 {
 			linux,default-trigger = "heartbeat";
 		};
 	};
+
+	reg_vcc_core: regulator-vcc-core {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_core";
+		regulator-min-microvolt = <950000>;
+		regulator-max-microvolt = <950000>;
+		regulator-boot-on;
+	};
+
+	reg_vcc_io: regulator-vcc-io {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_io";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+	};
+
+	reg_vcc_dram: regulator-vcc-dram {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_dram";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		regulator-boot-on;
+	};
+
+	reg_vcc_wifi: regulator-vcc-wifi {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_wifi";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio SSD20XD_GPIO_GPIO14 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 &pm_uart {
-- 
2.53.0


  parent reply	other threads:[~2026-07-13 11:00 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-13 10:59 [PATCH 0/8] ARM: mstar: Board filling out pt. 1 Daniel Palmer
2026-07-13 10:59 ` [PATCH 1/8] ARM: dts: mstar: unitv2: Wire up LEDs Daniel Palmer
2026-07-13 10:59 ` Daniel Palmer [this message]
2026-07-13 11:08   ` [PATCH 2/8] ARM: dts: mstar: unitv2: Add regulators sashiko-bot
2026-07-13 10:59 ` [PATCH 3/8] ARM: dts: mstar: unitv2: Add button Daniel Palmer
2026-07-13 10:59 ` [PATCH 4/8] ARM: dts: mstar: unitv2: Link cpu to core regulator Daniel Palmer
2026-07-13 11:07   ` sashiko-bot
2026-07-13 10:59 ` [PATCH 5/8] ARM: dts: mstar: miyoo-mini: Add vibrator Daniel Palmer
2026-07-13 11:08   ` sashiko-bot
2026-07-13 10:59 ` [PATCH 6/8] ARM: dts: mstar: miyoo-mini: Add vbat switch Daniel Palmer
2026-07-13 11:09   ` sashiko-bot
2026-07-13 10:59 ` [PATCH 7/8] ARM: dts: mstar: sbc2d06: Add regulators Daniel Palmer
2026-07-13 11:08   ` sashiko-bot
2026-07-13 10:59 ` [PATCH 8/8] ARM: dts: mstar: ssd201htv2: Add SD card supply regulator Daniel Palmer
2026-07-13 11:11   ` sashiko-bot

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