[PATCH 1/7] arm64: dts: rockchip: Remove unneeded vcc_3v3_pcie20 on NanoPC-T6

Diederik de Haas diederik at cknow-tech.com
Fri Aug 28 04:43:01 PDT 2026


The ``vcc_3v3_pcie20`` regulator, identified in the schematic with
``VDD3V3_25GLAN[_B]`` is only separated from ``VCC_3V3_S3`` with a ferrite
bead. So there's no need to define a separate regulator for that.

Signed-off-by: Diederik de Haas <diederik at cknow-tech.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
index cfdb5c13f860..fc49b927ef73 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
@@ -167,16 +167,6 @@ vcc_1v1_nldo_s3: regulator-vcc-1v1-nldo-s3 {
 		vin-supply = <&vcc4v0_sys>;
 	};
 
-	vcc_3v3_pcie20: regulator-vcc3v3-pcie20 {
-		compatible = "regulator-fixed";
-		regulator-name = "vcc_3v3_pcie20";
-		regulator-always-on;
-		regulator-boot-on;
-		regulator-min-microvolt = <3300000>;
-		regulator-max-microvolt = <3300000>;
-		vin-supply = <&vcc_3v3_s3>;
-	};
-
 	vbus5v0_typec: regulator-vbus5v0-typec {
 		compatible = "regulator-fixed";
 		enable-active-high;
@@ -640,7 +630,7 @@ map1 {
 
 &pcie2x1l0 {
 	reset-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
-	vpcie3v3-supply = <&vcc_3v3_pcie20>;
+	vpcie3v3-supply = <&vcc_3v3_s3>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pcie2_0_rst>;
 	status = "okay";
@@ -656,7 +646,7 @@ &pcie2x1l1 {
 
 &pcie2x1l2 {
 	reset-gpios = <&gpio4 RK_PA4 GPIO_ACTIVE_HIGH>;
-	vpcie3v3-supply = <&vcc_3v3_pcie20>;
+	vpcie3v3-supply = <&vcc_3v3_s3>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pcie2_2_rst>;
 	status = "okay";
-- 
2.55.0




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