usb: pci: Fix cast for 64-bit compilation

Fix a cast that causes warnings on 64-bit machines.

Signed-off-by: Simon Glass <sjg@chromium.org>
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 6fc2479..f20fc33 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -32,8 +32,8 @@
 	hcor = (struct ehci_hcor *)((uintptr_t) hccr +
 			HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
 
-	debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n",
-	      (u32)hccr, (u32)hcor,
+	debug("EHCI-PCI init hccr %#lx and hcor %#lx hc_length %d\n",
+	      (ulong)hccr, (ulong)hcor,
 	      (u32)HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
 
 	*ret_hccr = hccr;