[RFC PATCH 2/2] arm64: dts: rockchip: drop PCIe 3v3 always-on and boot-on
Geraldo Nascimento
geraldogabriel at gmail.com
Wed Jun 4 02:21:52 PDT 2025
Example commit of needed dropping of regulator always-on/boot-on
declarations to make sure quirky devices known to not be working
on RK3399 are able to enumerate on second try without
assertion/deassertion of PERST# in-band PCIe reset signal.
One example only, to avoid patch-bomb.
---
arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi
index 8ce7cee92af0..d31fd3d34cda 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi
@@ -25,8 +25,6 @@ vcc3v3_pcie: regulator-vcc-pcie {
pinctrl-names = "default";
pinctrl-0 = <&pcie_pwr>;
regulator-name = "vcc3v3_pcie";
- regulator-always-on;
- regulator-boot-on;
vin-supply = <&vcc5v0_sys>;
};
--
2.49.0
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