summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/include/asm/io.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/include/asm/io.h')
-rw-r--r--arch/powerpc/include/asm/io.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index ba2e13bb87..048e3705af 100644
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -37,7 +37,7 @@ extern struct pci_dev *isa_bridge_pcidev;
* define properly based on the platform
*/
#ifndef CONFIG_PCI
-#define _IO_BASE 0
+#define _IO_BASE POISON_POINTER_DELTA
#define _ISA_MEM_BASE 0
#define PCI_DRAM_OFFSET 0
#elif defined(CONFIG_PPC32)