dm: usb: Add a compatible string for PCI EHCI controller

Add a compatible string to allow this to be specified in the device tree
if needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index cda1c6d5f78ce6126ccb695a9eedd86bc6361553..f21a1fa773b3ac01934a216b709dc107041d6f6f 100644 (file)
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -137,11 +137,17 @@ static int ehci_pci_remove(struct udevice *dev)
        return 0;
 }
 
+static const struct udevice_id ehci_pci_ids[] = {
+       { .compatible = "ehci-pci" },
+       { }
+};
+
 U_BOOT_DRIVER(ehci_pci) = {
        .name   = "ehci_pci",
        .id     = UCLASS_USB,
        .probe = ehci_pci_probe,
        .remove = ehci_pci_remove,
+       .of_match = ehci_pci_ids,
        .ops    = &ehci_usb_ops,
        .platdata_auto_alloc_size = sizeof(struct usb_platdata),
        .priv_auto_alloc_size = sizeof(struct ehci_pci_priv),