[POWERPC] Rename device_is_compatible to of_device_is_compatible

for consistency with other Open Firmware interfaces (and Sparc).

This is just a straight replacement.

This leaves the compatibility define in place.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

drivers/usb/host/ohci-ppc-of.c

@@ -97,8 +97,8 @@ ohci_hcd_ppc_of_probe(struct of_device *op, const struct of_device_id *match)
 		return -ENODEV;
 
 	is_bigendian =
-		device_is_compatible(dn, "ohci-bigendian") ||
-		device_is_compatible(dn, "ohci-be");
+		of_device_is_compatible(dn, "ohci-bigendian") ||
+		of_device_is_compatible(dn, "ohci-be");
 
 	dev_dbg(&op->dev, "initializing PPC-OF USB Controller\n");