From 670e2a8b9b02ff52c7ca43204459693b3c574b00 Mon Sep 17 00:00:00 2001
From: Biju Das <biju.das.jz@bp.renesas.com>
Date: Sat, 21 Jan 2023 14:58:51 +0000
Subject: [PATCH] arm64: dts: renesas: r9a09g011: Add USB3 DRD, device and host
 nodes

This patch add usb3 host and peripheral device node as child of usb3 drd
node to RZ/V2M SoC dtsi. The host/device needs to issue reset release on
DRD module before accessing host/device registers.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230121145853.4792-11-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 arch/arm64/boot/dts/renesas/r9a09g011.dtsi | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
index b5d6f7701ef1..46d67b200a66 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
@@ -117,6 +117,51 @@
 			status = "disabled";
 		};
 
+		usb3drd: usb3drd@85070400 {
+			compatible = "renesas,r9a09g011-usb3drd",
+				     "renesas,rzv2m-usb3drd";
+			reg = <0x0 0x85070400 0x0 0x100>;
+			interrupts = <GIC_SPI 242 IRQ_TYPE_LEVEL_HIGH>,
+				      <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>,
+				      <GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "drd", "bc", "gpi";
+			clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
+				 <&cpg CPG_MOD R9A09G011_USB_PCLK>;
+			clock-names = "axi", "reg";
+			resets = <&cpg R9A09G011_USB_DRD_RESET>;
+			power-domains = <&cpg>;
+			ranges;
+			#address-cells = <2>;
+			#size-cells = <2>;
+			status = "disabled";
+
+			usb3host: usb@85060000 {
+				compatible = "renesas,r9a09g011-xhci",
+					     "renesas,rzv2m-xhci";
+				reg = <0 0x85060000 0 0x2000>;
+				interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_H>,
+					 <&cpg CPG_MOD R9A09G011_USB_PCLK>;
+				clock-names = "axi", "reg";
+				resets = <&cpg R9A09G011_USB_ARESETN_H>;
+				power-domains = <&cpg>;
+				status = "disabled";
+			};
+
+			usb3peri: usb3peri@85070000 {
+				compatible = "renesas,r9a09g011-usb3-peri",
+					     "renesas,rzv2m-usb3-peri";
+				reg = <0x0 0x85070000 0x0 0x400>;
+				interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
+					 <&cpg CPG_MOD R9A09G011_USB_PCLK>;
+				clock-names = "axi", "reg";
+				resets = <&cpg R9A09G011_USB_ARESETN_P>;
+				power-domains = <&cpg>;
+				status = "disabled";
+			};
+		};
+
 		avb: ethernet@a3300000 {
 			compatible = "renesas,etheravb-r9a09g011","renesas,etheravb-rzv2m";
 			reg = <0 0xa3300000 0 0x800>;
-- 
2.34.1