[SBUS]: Start cleaning up generic sbus support layer.

In particular, move the IRQ probing out to sparc32/sparc64
arch specific code where it belongs.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/asm-sparc/sbus.h b/include/asm-sparc/sbus.h
index a13cddc..76654fa 100644
--- a/include/asm-sparc/sbus.h
+++ b/include/asm-sparc/sbus.h
@@ -102,6 +102,7 @@
 #define sbus_can_dma_64bit(sdev)	(0) /* actually, sparc_cpu_model==sun4d */
 #define sbus_can_burst64(sdev)		(0) /* actually, sparc_cpu_model==sun4d */
 extern void sbus_set_sbus64(struct sbus_dev *, int);
+extern void sbus_fill_device_irq(struct sbus_dev *);
 
 /* These yield IOMMU mappings in consistent mode. */
 extern void *sbus_alloc_consistent(struct sbus_dev *, long, u32 *dma_addrp);