[PATCH 1/8] arm64: dts: rockchip: add PCIe supply regulator to Qnap-TS433

From: Heiko Stuebner
Date: Sat Jul 20 2024 - 17:09:18 EST


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

Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
---
.../boot/dts/rockchip/rk3568-qnap-ts433.dts | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts b/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts
index 6a998166003c9..889838b4079ae 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts
+++ b/arch/arm64/boot/dts/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 {
@@ -65,6 +84,7 @@ &pcie30phy {
&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";
};

--
2.39.2