powerpc/8xx: move setup_initial_memory_limit() into 8xx_mmu.c

Now we have a 8xx specific .c file for that so put it in there
as other powerpc variants do

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <oss@buserror.net>

diff --git a/arch/powerpc/mm/8xx_mmu.c b/arch/powerpc/mm/8xx_mmu.c
index 2d42745f6cffd81c107565d290a4c91effd01617..a84f5ebed1c1abf86765f009125d723b1d90c483 100644 (file)
--- a/arch/powerpc/mm/8xx_mmu.c
+++ b/arch/powerpc/mm/8xx_mmu.c
@@ -81,3 +81,20 @@ unsigned long __init mmu_mapin_ram(unsigned long top)
 
        return mapped;
 }
+
+void setup_initial_memory_limit(phys_addr_t first_memblock_base,
+                               phys_addr_t first_memblock_size)
+{
+       /* We don't currently support the first MEMBLOCK not mapping 0
+        * physical on those processors
+        */
+       BUG_ON(first_memblock_base != 0);
+
+#ifdef CONFIG_PIN_TLB
+       /* 8xx can only access 24MB at the moment */
+       memblock_set_current_limit(min_t(u64, first_memblock_size, 0x01800000));
+#else
+       /* 8xx can only access 8MB at the moment */
+       memblock_set_current_limit(min_t(u64, first_memblock_size, 0x00800000));
+#endif
+}

diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index a10be665b645fc3e85a4e3ee3bbcfb69a67ddc5a..1a18e4b2b5d7619e08425b63baa3a168b97f6ee0 100644 (file)
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -193,22 +193,3 @@ void __init MMU_init(void)
        /* Shortly after that, the entire linear mapping will be available */
        memblock_set_current_limit(lowmem_end_addr);
 }
-
-#ifdef CONFIG_8xx /* No 8xx specific .c file to put that in ... */
-void setup_initial_memory_limit(phys_addr_t first_memblock_base,
-                               phys_addr_t first_memblock_size)
-{
-       /* We don't currently support the first MEMBLOCK not mapping 0
-        * physical on those processors
-        */
-       BUG_ON(first_memblock_base != 0);
-
-#ifdef CONFIG_PIN_TLB
-       /* 8xx can only access 24MB at the moment */
-       memblock_set_current_limit(min_t(u64, first_memblock_size, 0x01800000));
-#else
-       /* 8xx can only access 8MB at the moment */
-       memblock_set_current_limit(min_t(u64, first_memblock_size, 0x00800000));
-#endif
-}
-#endif /* CONFIG_8xx */