linux-kernel - [PATCH] arm64: dts: rockchip: fix PCIe 3.3V regulator voltage on 9Tripod X3568 v4

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Message-ID: <20251114092114.62664-2-coiaprant@gmail.com>
Date: Fri, 14 Nov 2025 17:21:15 +0800
From: Coia Prant <coiaprant@...il.com>
To: Heiko Stuebner <heiko@...ech.de>
Cc: linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Coia Prant <coiaprant@...il.com>
Subject: [PATCH] arm64: dts: rockchip: fix PCIe 3.3V regulator voltage on 9Tripod X3568 v4

The regulator type is "regulator-fixed" since its voltage always be
3.3v, min and max should be 3300000 make the regulator has a voltage

The regulator is supplied by dc_12v, so add the vin-supply.

Link: https://github.com/rockchip-linux/kernel/commit/17e9559f67d26f3c602e38a24feb5194e51ac782
Signed-off-by: Coia Prant <coiaprant@...il.com>
---
 .../boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts  | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts b/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts
index ad4d62060..32fda9f5e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts
@@ -170,16 +170,16 @@ vcc3v3_sys: regulator-vcc3v3-sys {
 	};
 
 	vcc3v3_pcie: regulator-vcc3v3-pcie {
-		compatible = "regulator-gpio";
-		regulator-name = "vcc3v3_pcie";
-		regulator-min-microvolt = <100000>;
-		regulator-max-microvolt = <3300000>;
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio3 RK_PC3 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&vcc3v3_pcie_en_pin>;
-		gpios = <&gpio3 RK_PC3 GPIO_ACTIVE_HIGH>;
-		gpios-states = <1>;
-		states = <100000 0>, <3300000 1>;
+		regulator-name = "vcc3v3_pcie";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
 		startup-delay-us = <5000>;
+		vin-supply = <&dc_12v>;
 	};
 
 	vcc5v0_sys: regulator-vcc5v0-sys {
-- 
2.47.3