The board doesn't need the quirks to be run, and takes case of its own
initialization trough a reset controller device. So let's bypass it
quirk.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulie...@suse.de>
---
drivers/usb/host/pci-quirks.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 92150ecdb036..4b3be05d1290 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -16,6 +16,8 @@
#include <linux/export.h>
#include <linux/acpi.h>
#include <linux/dmi.h>
+#include <linux/of.h>
+
#include "pci-quirks.h"
#include "xhci-ext-caps.h"
@@ -1248,6 +1250,16 @@ static void quirk_usb_early_handoff(struct pci_dev *pdev)
*/
if (pdev->vendor == 0x184e) /* vendor Netlogic */
return;
+
+ /*
+ * Bypass the Raspberry Pi 4 controller xHCI controller, things are
+ * taken care by the board's co-processor.
+ */
+ if (pdev->vendor == PCI_VENDOR_ID_VIA && pdev->device == 0x3483 &&
+ of_device_is_compatible(of_get_parent(pdev->bus->dev.of_node),
+ "brcm,bcm2711-pcie"))
+ return;
+
if (pdev->class != PCI_CLASS_SERIAL_USB_UHCI &&
pdev->class != PCI_CLASS_SERIAL_USB_OHCI &&
pdev->class != PCI_CLASS_SERIAL_USB_EHCI &&
--
2.26.2
