Commit 522c35e0 authored by Stefan Wahren's avatar Stefan Wahren Committed by Greg Kroah-Hartman
Browse files

ARM: dts: bcm2711: Add BCM2711 xHCI support 



The BCM2711 SoC also has a mostly generic xHCI. The USB port is
currently only usable on the Compute Module 4 (e.g. via IO board).
Because DWC2 and xHCI share the same PHY, we let the bootloader
enable it on demand.

Signed-off-by: default avatarStefan Wahren <wahrenst@gmx.net>
Tested-by: default avatarFlorian Fainelli <florian.fainelli@broadcom.com>
Reviewed-by: default avatarFlorian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/20231205200531.8232-4-wahrenst@gmx.net


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 95e71986

arch/arm/boot/dts/broadcom/bcm2711-rpi.dtsi

+5 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

#include "bcm2835-rpi.dtsi"



#include <dt-bindings/power/raspberrypi-power.h>

#include <dt-bindings/reset/raspberrypi,firmware-reset.h>



/ {
@@ -76,3 +77,7 @@ &v3d { 
&vchiq {

	interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;

};



&xhci {

	power-domains = <&power RPI_POWER_DOMAIN_USB>;

};

arch/arm/boot/dts/broadcom/bcm2711.dtsi

+14 −0
Original line number Diff line number Diff line
@@ -604,6 +604,20 @@ genet_mdio: mdio@e14 { 
			};

		};



		xhci: usb@7e9c0000 {

			compatible = "brcm,bcm2711-xhci", "brcm,xhci-brcm-v2";

			reg = <0x0 0x7e9c0000 0x100000>;

			#address-cells = <1>;

			#size-cells = <0>;

			interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;

			/* DWC2 and this IP block share the same USB PHY,

			 * enabling both at the same time results in lockups.

			 * So keep this node disabled and let the bootloader

			 * decide which interface should be enabled.

			 */

			status = "disabled";

		};



		v3d: gpu@7ec00000 {

			compatible = "brcm,2711-v3d";

			reg = <0x0 0x7ec00000 0x4000>,