From: Frank Wunderlich <linux@fw-web.de>
To: linux-rockchip@lists.infradead.org
Cc: "Frank Wunderlich" <frank-w@public-files.de>,
"Kishon Vijay Abraham I" <kishon@ti.com>,
"Vinod Koul" <vkoul@kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Heiko Stuebner" <heiko@sntech.de>,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Johan Jonker" <jbx6244@gmail.com>,
"Peter Geis" <pgwipeout@gmail.com>,
"Michael Riesch" <michael.riesch@wolfvision.net>,
linux-phy@lists.infradead.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Subject: [RFC/RFT 6/6] arm64: dts: rockchip: Add PCIe v3 nodes to BPI-R2-Pro
Date: Sat, 16 Apr 2022 15:54:58 +0200 [thread overview]
Message-ID: <20220416135458.104048-7-linux@fw-web.de> (raw)
In-Reply-To: <20220416135458.104048-1-linux@fw-web.de>
From: Frank Wunderlich <frank-w@public-files.de>
Add Nodes to Bananapi-R2-Pro board to support PCIe v3 and
set pcie regulators to always on.
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
.../boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 79 +++++++++++++++++++
1 file changed, 79 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
index 2700fb18a3bc..e3a0f7d219a2 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
@@ -74,6 +74,67 @@ vcc5v0_sys: vcc5v0-sys {
vin-supply = <&dc_12v>;
};
+ pcie30_avdd0v9: pcie30-avdd0v9 {
+ compatible = "regulator-fixed";
+ regulator-name = "pcie30_avdd0v9";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ vin-supply = <&vcc3v3_sys>;
+ };
+
+ pcie30_avdd1v8: pcie30-avdd1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "pcie30_avdd1v8";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc3v3_sys>;
+ };
+
+ /* pi6c pcie clock generator feeds both ports */
+ vcc3v3_pi6c_05: vcc3v3_pi6c_05-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_pcie";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <20000>;
+ vin-supply = <&vcc5v0_sys>;
+ };
+
+ /* actually fed by vcc3v3_sys, dependent on pi6c clock generator */
+ vcc3v3_minipcie: vcc3v3_minipcie-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_minipcie";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio0 RK_PC6 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <5000>;
+ vin-supply = <&vcc3v3_pi6c_05>;
+ };
+
+ /* actually fed by vcc3v3_sys, dependent on pi6c clock generator */
+ vcc3v3_ngff: vcc3v3_ngff-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_ngff";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio4 RK_PC1 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <5000>;
+ vin-supply = <&vcc3v3_pi6c_05>;
+ };
+
vbus: vbus {
compatible = "regulator-fixed";
regulator-name = "vbus";
@@ -411,6 +472,24 @@ rgmii_phy1: ethernet-phy@0 {
};
};
+&pcie30phy {
+ status = "okay";
+};
+
+&pcie3x1 {
+ rockchip,bifurcation;
+ reset-gpios = <&gpio3 RK_PA1 GPIO_ACTIVE_HIGH>;
+ vpcie3v3-supply = <&vcc3v3_ngff>;
+ status = "okay";
+};
+
+&pcie3x2 {
+ rockchip,bifurcation;
+ reset-gpios = <&gpio2 RK_PD6 GPIO_ACTIVE_HIGH>;
+ vpcie3v3-supply = <&vcc3v3_minipcie>;
+ status = "okay";
+};
+
&pinctrl {
leds {
blue_led_pin: blue-led-pin {
--
2.25.1
next prev parent reply other threads:[~2022-04-16 14:05 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-16 13:54 [RFC/RFT 0/6] RK3568 PCIe V3 support Frank Wunderlich
2022-04-16 13:54 ` [RFC/RFT 1/6] dt-bindings: phy: rockchip: add pcie3 phy Frank Wunderlich
2022-04-18 15:52 ` Krzysztof Kozlowski
2022-04-19 17:49 ` Aw: " Frank Wunderlich
2022-04-19 19:43 ` Krzysztof Kozlowski
2022-04-19 20:36 ` Aw: " Frank Wunderlich
2022-04-19 20:48 ` Krzysztof Kozlowski
2022-04-16 13:54 ` [RFC/RFT 2/6] dt-bindings: soc: grf: add pcie30-{phy,pipe}-grf Frank Wunderlich
2022-04-18 15:54 ` Krzysztof Kozlowski
2022-04-19 17:29 ` Aw: " Frank Wunderlich
2022-04-19 19:40 ` Krzysztof Kozlowski
2022-04-20 13:04 ` Aw: " Frank Wunderlich
2022-04-16 13:54 ` [RFC/RFT 3/6] phy: rockchip: Support pcie v3 Frank Wunderlich
2022-04-18 10:38 ` Vinod Koul
2022-04-18 15:57 ` Krzysztof Kozlowski
2022-04-20 7:29 ` Philipp Zabel
2022-04-16 13:54 ` [RFC/RFT 4/6] PCI: rockchip-dwc: add pcie bifurcation Frank Wunderlich
2022-04-16 23:30 ` Bjorn Helgaas
2022-04-17 9:08 ` Aw: " Frank Wunderlich
2022-04-18 15:53 ` Bjorn Helgaas
2022-04-18 16:17 ` Peter Geis
2022-04-21 15:41 ` Aw: " Frank Wunderlich
2022-04-16 13:54 ` [RFC/RFT 5/6] arm64: dts: rockchip: rk3568: Add PCIe v3 nodes Frank Wunderlich
2022-04-16 13:54 ` Frank Wunderlich [this message]
2022-04-18 15:57 ` [RFC/RFT 6/6] arm64: dts: rockchip: Add PCIe v3 nodes to BPI-R2-Pro Krzysztof Kozlowski
2022-05-11 19:26 ` [RFC/RFT 0/6] RK3568 PCIe V3 support Piotr Oniszczuk
2022-05-11 20:10 ` Frank Wunderlich
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