mips: Use HAVE_MEMBLOCK_NODE_MAP

mips used early_node_map[] just to prime free_area_init_nodes().  Now
memblock can be used for the same purpose and early_node_map[] is
scheduled to be dropped.  Use memblock instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: linux-mips@linux-mips.org

3 files changed, 8 insertions, 3 deletions

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d46f1da18a3c..b789847d93fd 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -25,6 +25,9 @@ config MIPS
         select GENERIC_IRQ_SHOW
         select HAVE_ARCH_JUMP_LABEL
         select IRQ_FORCED_THREADING
+        select HAVE_MEMBLOCK
+        select HAVE_MEMBLOCK_NODE_MAP
+        select ARCH_DISCARD_MEMBLOCK
 
 menu "Machine selection"
 
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 84af26ab2212..b1cb8f87d7b4 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -14,6 +14,7 @@
 #include <linux/ioport.h>
 #include <linux/export.h>
 #include <linux/screen_info.h>
+#include <linux/memblock.h>
 #include <linux/bootmem.h>
 #include <linux/initrd.h>
 #include <linux/root_dev.h>
@@ -352,7 +353,7 @@ static void __init bootmem_init(void)
                         continue;
 #endif
 
-                add_active_range(0, start, end);
+                memblock_add_node(PFN_PHYS(start), PFN_PHYS(end - start), 0);
         }
 
         /*
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index bc1297109cc5..b105eca3c020 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -12,6 +12,7 @@
  */
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <linux/memblock.h>
 #include <linux/mm.h>
 #include <linux/mmzone.h>
 #include <linux/module.h>
@@ -381,8 +382,8 @@ static void __init szmem(void)
                                 continue;
                         }
                         num_physpages += slot_psize;
-                        add_active_range(node, slot_getbasepfn(node, slot),
-                                         slot_getbasepfn(node, slot) + slot_psize);
+                        memblock_add_node(PFN_PHYS(slot_getbasepfn(node, slot)),
+                                          PFN_PHYS(slot_psize), node);
                 }
         }
 }