[PATCH v3 01/18] arm64: dts: rockchip: add PCIe supply regulator to Qnap-TS433

[Heiko Stuebner]

Add the vcc3v3-supply regulator and its link to the pcie controllers.

Tested-by: Uwe Kleine-König <ukleinek at debian.org>
Signed-off-by: Heiko Stuebner <heiko at sntech.de>
Link: https://lore.kernel.org/r/20240723195538.1133436-2-heiko@sntech.de

[ upstream commit: e0ec6d48226fb3d4df18895b56f0b7a94c0fe474 ]

(cherry picked from commit 59939b4343db08fa08098238160007e6ded72be9)
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
---
 .../src/arm64/rockchip/rk3568-qnap-ts433.dts  | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts b/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
index 6a998166003..07b4f095d76 100644
--- a/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
+++ b/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
@@ -12,6 +12,25 @@
 / {
 	model = "Qnap TS-433-4G NAS System 4-Bay";
 	compatible = "qnap,ts433", "rockchip,rk3568";
+
+	dc_12v: regulator-dc-12v {
+		compatible = "regulator-fixed";
+		regulator-name = "dc_12v";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+	};
+
+	vcc3v3_pcie: regulator-vcc3v3-pcie {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_pcie";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		enable-active-high;
+		gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
+		vin-supply = <&dc_12v>;
+	};
 };
 
 &gmac0 {
@@ -62,9 +81,11 @@
 	status = "okay";
 };
 
+/* Connected to a JMicron AHCI SATA controller */
 &pcie3x1 {
 	/* The downstream dts has: rockchip,bifurcation, XXX: find out what this is about */
 	reset-gpios = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_pcie>;
 	status = "okay";
 };
 
-- 
2.45.2