arm64: mm: update max pa bits to 48

Now that we support 48-bit physical addressing, update MAX_PHYSMEM_BITS
accordingly.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni@caviumnetworks.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
(cherry picked from commit 07a15dd55a3d65f81b4b09eab293f4afc720b082)
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/arch/arm64/include/asm/sparsemem.h b/arch/arm64/include/asm/sparsemem.h
index 1be62bcb9d474e42e6b457eaecc4272bfc37d2b1..74a9d301819fbfa1128bcce879b95ae9c24a2e76 100644 (file)
--- a/arch/arm64/include/asm/sparsemem.h
+++ b/arch/arm64/include/asm/sparsemem.h
@@ -17,7 +17,7 @@
 #define __ASM_SPARSEMEM_H
 
 #ifdef CONFIG_SPARSEMEM
-#define MAX_PHYSMEM_BITS       40
+#define MAX_PHYSMEM_BITS       48
 #define SECTION_SIZE_BITS      30
 #endif