linux-kernel - [PATCH v2 1/3] Fix NanoPi NEO Plus2 regulators

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Message-Id: <20240827-nanopi-neo-plus2-regfix-v2-1-497684ec82c7@gmail.com>
Date: Tue, 27 Aug 2024 23:00:43 +0200
From: Kryštof Černý <cleverline1mc@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>, 
 Jernej Skrabec <jernej.skrabec@...il.com>, 
 Samuel Holland <samuel@...lland.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org, 
 Kryštof Černý <cleverline1mc@...il.com>
Subject: [PATCH v2 1/3] Fix NanoPi NEO Plus2 regulators

Added the main board 5 V supply regulator,
a 2.5 V supply regulator for GMAC PHY IO and correct vin-supply elements.

Signed-off-by: Kryštof Černý <cleverline1mc@...il.com>
---
 .../dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts   | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts
index b69032c44557..dee4cd82636b 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo-plus2.dts
@@ -45,16 +45,40 @@ reg_gmac_3v3: gmac-3v3 {
 		startup-delay-us = <100000>;
 		enable-active-high;
 		gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&reg_vcc3v3>;
+	};
+
+	reg_gmac_2v5: gmac-2v5 {
+		/* 2V5 supply for GMAC PHY IO */
+		compatible = "regulator-fixed";
+		regulator-name = "gmac-2v5";
+		regulator-min-microvolt = <2500000>;
+		regulator-max-microvolt = <2500000>;
+		regulator-always-on;
+		vin-supply = <&reg_vcc3v3>;
+	};
+
+	reg_vcc5v: regulator-vcc5v {
+		/* board 5V supply from micro USB or pin headers */
+		compatible = "regulator-fixed";
+		regulator-name = "vcc-5v";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
 	};
 
 	reg_vcc3v3: vcc3v3 {
+		/* board 3V3 supply by SY8089A */
 		compatible = "regulator-fixed";
 		regulator-name = "vcc3v3";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		vin-supply = <&reg_vcc5v>;
 	};
 
 	vdd_cpux: gpio-regulator {
+		/* cpu voltage regulator MP2143DJ */
 		compatible = "regulator-gpio";
 		regulator-name = "vdd-cpux";
 		regulator-type = "voltage";
@@ -66,6 +90,7 @@ vdd_cpux: gpio-regulator {
 		gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>;
 		gpios-states = <0x1>;
 		states = <1100000 0>, <1300000 1>;
+		vin-supply = <&reg_vcc5v>;
 	};
 
 	wifi_pwrseq: pwrseq {

-- 
2.39.2