powerpc: Minor cleanups of kernel virt address space definitions

[deliverable/linux.git] / arch / powerpc / mm / init_32.c

diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 666a5e8a5be1d582685d20b23ce5ec045f83cd4d..3de6a0d9382472dc7a81f60b569eb02de298c724 100644 (file)
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -168,12 +168,8 @@ void __init MMU_init(void)
                ppc_md.progress("MMU:mapin", 0x301);
        mapin_ram();
 
-#ifdef CONFIG_HIGHMEM
-       ioremap_base = PKMAP_BASE;
-#else
-       ioremap_base = 0xfe000000UL;    /* for now, could be 0xfffff000 */
-#endif /* CONFIG_HIGHMEM */
-       ioremap_bot = ioremap_base;
+       /* Initialize early top-down ioremap allocator */
+       ioremap_bot = IOREMAP_TOP;
 
        /* Map in I/O resources */
        if (ppc_md.progress)