microblaze: PCI early support for noMMU system

Signed-off-by: Michal Simek <monstr@monstr.eu>

2 files changed, 7 insertions, 1 deletions

diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
index 7547f5064560..f44b0d696fe2 100644
--- a/arch/microblaze/include/asm/pgalloc.h
+++ b/arch/microblaze/include/asm/pgalloc.h
@@ -19,6 +19,7 @@
 #include <asm/io.h>
 #include <asm/page.h>
 #include <asm/cache.h>
+#include <asm/pgtable.h>
 
 #define PGDIR_ORDER     0
 
@@ -111,7 +112,6 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                 unsigned long address)
 {
         pte_t *pte;
-        extern int mem_init_done;
         extern void *early_get_page(void);
         if (mem_init_done) {
                 pte = (pte_t *)__get_free_page(GFP_KERNEL |
diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h
index adcc3320e52a..dd2bb60651c7 100644
--- a/arch/microblaze/include/asm/pgtable.h
+++ b/arch/microblaze/include/asm/pgtable.h
@@ -16,6 +16,10 @@
 #define io_remap_pfn_range(vma, vaddr, pfn, size, prot)         \
                 remap_pfn_range(vma, vaddr, pfn, size, prot)
 
+#ifndef __ASSEMBLY__
+extern int mem_init_done;
+#endif
+
 #ifndef CONFIG_MMU
 
 #define pgd_present(pgd)        (1) /* pages are always present on non MMU */
@@ -51,6 +55,8 @@ static inline int pte_file(pte_t pte) { return 0; }
 
 #define arch_enter_lazy_cpu_mode()      do {} while (0)
 
+#define pgprot_noncached_wc(prot)       prot
+
 #else /* CONFIG_MMU */
 
 #include <asm-generic/4level-fixup.h>