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-rw-r--r--arch/powerpc/mm/hash_utils_64.c4
-rw-r--r--arch/powerpc/mm/pgtable-radix.c5
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 5b22ba0b58bc..2971ea18c768 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -922,6 +922,10 @@ void __init hash__early_init_mmu(void)
vmemmap = (struct page *)H_VMEMMAP_BASE;
ioremap_bot = IOREMAP_BASE;
+#ifdef CONFIG_PCI
+ pci_io_base = ISA_IO_BASE;
+#endif
+
/* Initialize the MMU Hash table and create the linear mapping
* of memory. Has to be done before SLB initialization as this is
* currently where the page size encoding is obtained.
diff --git a/arch/powerpc/mm/pgtable-radix.c b/arch/powerpc/mm/pgtable-radix.c
index e58707deef5c..7931e1496f0d 100644
--- a/arch/powerpc/mm/pgtable-radix.c
+++ b/arch/powerpc/mm/pgtable-radix.c
@@ -328,6 +328,11 @@ void __init radix__early_init_mmu(void)
__vmalloc_end = RADIX_VMALLOC_END;
vmemmap = (struct page *)RADIX_VMEMMAP_BASE;
ioremap_bot = IOREMAP_BASE;
+
+#ifdef CONFIG_PCI
+ pci_io_base = ISA_IO_BASE;
+#endif
+
/*
* For now radix also use the same frag size
*/