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-rw-r--r--include/asm-arm/memory.h3
-rw-r--r--include/asm-arm/sparsemem.h10
2 files changed, 13 insertions, 0 deletions
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
index d9bfb39adabf..9ba4d7136e6b 100644
--- a/include/asm-arm/memory.h
+++ b/include/asm-arm/memory.h
@@ -217,7 +217,10 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
#ifndef CONFIG_DISCONTIGMEM
#define ARCH_PFN_OFFSET PHYS_PFN_OFFSET
+
+#ifndef CONFIG_SPARSEMEM
#define pfn_valid(pfn) ((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr))
+#endif
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)
diff --git a/include/asm-arm/sparsemem.h b/include/asm-arm/sparsemem.h
new file mode 100644
index 000000000000..277158191a0d
--- /dev/null
+++ b/include/asm-arm/sparsemem.h
@@ -0,0 +1,10 @@
+#ifndef ASMARM_SPARSEMEM_H
+#define ASMARM_SPARSEMEM_H
+
+#include <asm/memory.h>
+
+#define MAX_PHYSADDR_BITS 32
+#define MAX_PHYSMEM_BITS 32
+#define SECTION_SIZE_BITS NODE_MEM_SIZE_BITS
+
+#endif