1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/boot/cuboot-83xx.c b/arch/powerpc/boot/cuboot-83xx.c
index 8f11d1e8937..6cbc20afb4d 100644
--- a/arch/powerpc/boot/cuboot-83xx.c
+++ b/arch/powerpc/boot/cuboot-83xx.c
@@ -61,7 +61,7 @@ void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
         loader_info.cmdline = (char *)r6;
         loader_info.cmdline_len = r7 - r6;
 
-        simple_alloc_init(_end, avail_ram, 32, 64);
+        simple_alloc_init(_end, avail_ram - 1024*1024, 32, 64);
         ft_init(_dtb_start, _dtb_end - _dtb_start, 32);
         serial_console_init();
         platform_ops.fixups = platform_fixups;