As per Rock960 schematics add 0V9 and 1V8 voltage supplies to the RK3399 PCIe block. Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx> --- Schematics [0] https://dl.vamrs.com/products/rock960/docs/hw/rock960_sch_v12_20180314.pdf --- arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi index c7d48d41e184..2f76cccebbee 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi @@ -53,6 +53,15 @@ vin-supply = <&vcc5v0_sys>; }; + vcc_0v9: vcc-0v9 { + compatible = "regulator-fixed"; + regulator-name = "vcc_0v9"; + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + vin-supply = <&vcc3v3_sys>; + }; + vcc3v3_pcie: vcc3v3-pcie-regulator { compatible = "regulator-fixed"; enable-active-high; @@ -385,6 +394,8 @@ pinctrl-names = "default"; pinctrl-0 = <&pcie_clkreqn_cpm>; vpcie3v3-supply = <&vcc3v3_pcie>; + vpcie1v8-supply = <&vcca_1v8>; + vpcie0v9-supply = <&vcc_0v9>; status = "okay"; }; -- 2.24.0
