From 635f9a6d9cdcabfbd76de24f2bccb2d7924abf59 Mon Sep 17 00:00:00 2001 From: Anand Moon Date: Sun, 17 Nov 2019 14:07:28 +0000 Subject: [PATCH] arm64: dts: rockchip: Add regulators for pcie on rk3399-rock960 As per Rock960 schematics add 0V9 and 1V8 voltage supplies to the RK3399 PCIe block. Signed-off-by: Anand Moon Link: https://lore.kernel.org/r/20191117140728.917-1-linux.amoon@gmail.com Signed-off-by: Heiko Stuebner --- 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 c7d48d41e184e..b69f0f2cbd67b 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi @@ -76,6 +76,15 @@ regulator-always-on; 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>; + }; }; &cpu_l0 { @@ -384,6 +393,8 @@ num-lanes = <4>; pinctrl-names = "default"; pinctrl-0 = <&pcie_clkreqn_cpm>; + vpcie0v9-supply = <&vcc_0v9>; + vpcie1v8-supply = <&vcca_1v8>; vpcie3v3-supply = <&vcc3v3_pcie>; status = "okay"; }; -- 2.30.2