[SPARC64]: Probe PCI bus using OF device tree.

Almost entirely taken from the 64-bit PowerPC PCI code.

This allowed to eliminate a ton of cruft from the sparc64
PCI layer.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/asm-sparc64/device.h b/include/asm-sparc64/device.h
index d8f9872..d5a4559 100644
--- a/include/asm-sparc64/device.h
+++ b/include/asm-sparc64/device.h
@@ -3,5 +3,21 @@
  *
  * This file is released under the GPLv2
  */
-#include <asm-generic/device.h>
+#ifndef _ASM_SPARC64_DEVICE_H
+#define _ASM_SPARC64_DEVICE_H
 
+struct device_node;
+struct of_device;
+
+struct dev_archdata {
+	void			*iommu;
+	void			*stc;
+	void			*host_controller;
+
+	struct device_node	*prom_node;
+	struct of_device	*op;
+
+	unsigned int		msi_num;
+};
+
+#endif /* _ASM_SPARC64_DEVICE_H */