Subject: [PATCH] arm64: dts: rockchip: Add regulators for pcie on rk3399-rock960

From: Anand Moon <[email-masked]>
Date: Sun, 17 Nov 2019 14:07:28 +0000

As per Rock960 schematics add 0V9 and 1V8 voltage supplies to the
RK3399 PCIe block.

Signed-off-by: Anand Moon <[email-masked]>
---
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

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