linux-kernel - [RFC PATCH 9/9] arm64: dts: rockchip: add Quartz64-A usb2 support

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Date:   Wed, 28 Jul 2021 08:26:06 -0400
From:   Peter Geis <pgwipeout@...il.com>
To:     Rob Herring <robh+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-phy@...ts.infradead.org, Peter Geis <pgwipeout@...il.com>
Subject: [RFC PATCH 9/9] arm64: dts: rockchip: add Quartz64-A usb2 support

Add the nodes and regulators to enable usb2 support on the Quartz64
Model A.

Signed-off-by: Peter Geis <pgwipeout@...il.com>
---
 .../boot/dts/rockchip/rk3566-quartz64-a.dts   | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
index a3cdb6c2bec6..53ea5c13076b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -75,6 +75,22 @@ vcc5v0_usb: vcc5v0_usb {
 		vin-supply = <&vcc12v_dcin>;
 	};
 
+	/* all four ports are controlled by one gpio
+	 * the host ports are sourced from vcc5v0_usb
+	 * the otg port is sourced from vcc5v0_midu
+	 */
+	vcc5v0_usb20_host: vcc5v0_usb20_host {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_usb20_host";
+		enable-active-high;
+		gpio = <&gpio4 RK_PB5 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_usb20_host_en>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc5v0_usb>;
+	};
+
 	vcc3v3_sd: vcc3v3_sd {
 		compatible = "regulator-fixed";
 		enable-active-low;
@@ -367,6 +383,12 @@ pmic_int_l: pmic-int-l {
 		};
 	};
 
+	usb2 {
+		vcc5v0_usb20_host_en: vcc5v0-usb20-host-en {
+			rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	vcc_sd {
 		vcc_sd_h: vcc-sd-h {
 			rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -424,3 +446,33 @@ bluetooth {
 &uart2 {
 	status = "okay";
 };
+
+&u2phy1_host {
+	phy-supply = <&vcc5v0_usb20_host>;
+	status = "okay";
+};
+
+&u2phy1_otg {
+	phy-supply = <&vcc5v0_usb20_host>;
+	status = "okay";
+};
+
+&usb2phy1 {
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host1_ehci {
+	status = "okay";
+};
+
+&usb_host1_ohci {
+	status = "okay";
+};
-- 
2.25.1