linux-kernel - [PATCH] arm64: dts: rockchip: Add regulators for pcie on rk3399-roc-pc

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Date:   Mon, 11 Nov 2019 15:21:39 +0100
From:   Markus Reichl <m.reichl@...etechno.de>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Heiko Stuebner <heiko@...ech.de>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Markus Reichl <m.reichl@...etechno.de>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: rockchip: Add regulators for pcie on
 rk3399-roc-pc

Add regulators to pcie node from schematics.

Signed-off-by: Markus Reichl <m.reichl@...etechno.de>
---
 .../boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts      |  2 ++
 arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi        | 10 ++++++++++
 2 files changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts
index d6b3042cffa9..2c9c13a0fca9 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts
@@ -50,6 +50,8 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pcie_perst>;
 	vpcie3v3-supply = <&vcc3v3_pcie>;
+	vpcie1v8-supply = <&vcc1v8_pmu>;
+	vpcie0v9-supply = <&vcca_0v9>;
 	status = "okay";
 };
 
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
index 287f97488f65..2ef8ee2eae02 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
@@ -145,6 +145,16 @@
 		vin-supply = <&dc_12v>;
 	};
 
+	vcca_0v9: vcca-0v9 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcca_0v9";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <900000>;
+		vin-supply = <&vcc3v3_sys>;
+	};
+
 	/* Actually 3 regulators (host0, 1, 2) controlled by the same gpio */
 	vcc5v0_host: vcc5v0-host-regulator {
 		compatible = "regulator-fixed";
-- 
2.20.1


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