linux-kernel - [PATCH v2 1/2] arm64: dts: ti: k3-am64-main: Add DT node for USB subsystem

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Date:   Wed, 10 Mar 2021 16:57:57 +0530
From:   Aswath Govindraju <a-govindraju@...com>
To:     unlisted-recipients:; (no To-header on input)
CC:     Vignesh Raghavendra <vigneshr@...com>,
        Lokesh Vutla <lokeshvutla@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Aswath Govindraju <a-govindraju@...com>,
        Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 1/2] arm64: dts: ti: k3-am64-main: Add DT node for USB subsystem

Add DT node for the single USB subsystem in main dtsi file.

Signed-off-by: Aswath Govindraju <a-govindraju@...com>
Acked-by: Roger Quadros <rogerq@...com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 30 ++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 0cf727e3d1e2..5979eb163dd1 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -491,4 +491,34 @@
 		ti,cpts-periodic-outputs = <6>;
 		ti,cpts-ext-ts-inputs = <8>;
 	};
+
+	usbss0: cdns-usb@...0000{
+		compatible = "ti,am64-usb", "ti,j721e-usb";
+		reg = <0x00 0xf900000 0x00 0x100>;
+		power-domains = <&k3_pds 161 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 161 9>, <&k3_clks 161 1>;
+		clock-names = "ref", "lpm";
+		assigned-clocks = <&k3_clks 161 9>; /* USB2_REFCLK */
+		assigned-clock-parents = <&k3_clks 161 10>; /* HF0SC0 */
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		usb0: usb@...0000{
+			compatible = "cdns,usb3";
+			reg = <0x00 0xf400000 0x00 0x10000>,
+			      <0x00 0xf410000 0x00 0x10000>,
+			      <0x00 0xf420000 0x00 0x10000>;
+			reg-names = "otg",
+				    "xhci",
+				    "dev";
+			interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>, /* irq.0 */
+				     <GIC_SPI 194 IRQ_TYPE_LEVEL_HIGH>, /* irq.6 */
+				     <GIC_SPI 196 IRQ_TYPE_LEVEL_HIGH>; /* otgirq */
+			interrupt-names = "host",
+					  "peripheral",
+					  "otg";
+			maximum-speed = "super-speed";
+			dr_mode = "otg";
+		};
+	};
 };
-- 
2.17.1