[SPARC64] PCI: Use common routine to fetch PBM properties.

Namely bus-range and ino-bitmap.

This allows us also to eliminate pci_controller_info's
pci_{first,last}_busno fields as only the pbm ones are
used now.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c
index 397862f..9e70601 100644
--- a/arch/sparc64/kernel/pci_sabre.c
+++ b/arch/sparc64/kernel/pci_sabre.c
@@ -1006,8 +1006,7 @@
 	pbm->chip_type = PBM_CHIP_TYPE_SABRE;
 	pbm->parent = p;
 	pbm->prom_node = dp;
-	pbm->pci_first_busno = p->pci_first_busno;
-	pbm->pci_last_busno = p->pci_last_busno;
+	pci_get_pbm_props(pbm);
 
 	pci_determine_mem_io_space(pbm);
 }
@@ -1018,7 +1017,6 @@
 	struct pci_controller_info *p;
 	struct iommu *iommu;
 	int tsbsize;
-	const u32 *busrange;
 	const u32 *vdma;
 	u32 upa_portid, dma_mask;
 	u64 clear_irq;
@@ -1119,10 +1117,6 @@
 
 	sabre_iommu_init(p, tsbsize, vdma[0], dma_mask);
 
-	busrange = of_get_property(dp, "bus-range", NULL);
-	p->pci_first_busno = busrange[0];
-	p->pci_last_busno = busrange[1];
-
 	/*
 	 * Look for APB underneath.
 	 */