@@ -1,6 +1,7 @@
// 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>;
+};
@@ -604,6 +604,20 @@ genet_mdio: mdio@e14 {
};
};
+ xhci: usb@7e9c0000 {
+ compatible = "brcm,bcm2711-xhci";
+ 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>,
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: Stefan Wahren <wahrenst@gmx.net> --- arch/arm/boot/dts/broadcom/bcm2711-rpi.dtsi | 5 +++++ arch/arm/boot/dts/broadcom/bcm2711.dtsi | 14 ++++++++++++++ 2 files changed, 19 insertions(+) -- 2.34.1