[POWERPC] Merge 32 and 64 bits pcibios_enable_device

This merge the two implementations, based on the previously
fixed up 32 bits one.  The pcibios_enable_device_hook in ppc_md
is now available for ppc64 use.  Also remove the new unused
"initial" parameter from it and fixup users.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index ed91031..79c704e 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -204,12 +204,6 @@
 	/*
 	 * optional PCI "hooks"
 	 */
-
-	/* Called when pci_enable_device() is called (initial=0) or
-	 * when a device with no assigned resource is found (initial=1).
-	 * Returns 0 to allow assignment/enabling of the device. */
-	int  (*pcibios_enable_device_hook)(struct pci_dev *, int initial);
-
 	/* Called in indirect_* to avoid touching devices */
 	int (*pci_exclude_device)(struct pci_controller *, unsigned char, unsigned char);
 
@@ -225,6 +219,10 @@
 	/* Called for each PCI bus in the system when it's probed */
 	void (*pcibios_fixup_bus)(struct pci_bus *);
 
+	/* Called when pci_enable_device() is called. Returns 0 to
+	 * allow assignment/enabling of the device. */
+	int  (*pcibios_enable_device_hook)(struct pci_dev *);
+
 	/* Called to shutdown machine specific hardware not already controlled
 	 * by other drivers.
 	 */