From 6ddfa2aa5d8f662487d2a0feaa1c551c174b72e8 Mon Sep 17 00:00:00 2001 From: Paolo Sabatino Date: Sun, 7 May 2023 11:03:10 +0200 Subject: [PATCH 1/3] pci-express dts patching for rockpi 4 --- arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi index 6ec65b460e20..776f8ad05640 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi @@ -113,6 +113,8 @@ vcc3v3_pcie: vcc3v3-pcie-regulator { regulator-name = "vcc3v3_pcie"; regulator-always-on; regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; vin-supply = <&vcc5v0_sys>; }; @@ -528,9 +530,11 @@ &pcie0 { num-lanes = <4>; pinctrl-0 = <&pcie_clkreqnb_cpm>; pinctrl-names = "default"; + vpcie12v-supply = <&vcc12v_dcin>; vpcie0v9-supply = <&vcc_0v9>; vpcie1v8-supply = <&vcc_1v8>; vpcie3v3-supply = <&vcc3v3_pcie>; + bus-scan-delay-ms = <1500>; status = "okay"; }; -- 2.34.1