diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 198a3147dd7d..66d0f49c5bec 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -37,6 +37,7 @@
 #include <asm/cpu.h>
 #include <asm/dma.h>
 #include <asm/kmap_types.h>
+#include <asm/maar.h>
 #include <asm/mmu_context.h>
 #include <asm/sections.h>
 #include <asm/pgtable.h>
@@ -333,9 +334,40 @@ static inline void mem_init_free_highmem(void)
 #endif
 }
 
-unsigned __weak platform_maar_init(unsigned num_maars)
+unsigned __weak platform_maar_init(unsigned num_pairs)
 {
-	return 0;
+	struct maar_config cfg[BOOT_MEM_MAP_MAX];
+	unsigned i, num_configured, num_cfg = 0;
+	phys_addr_t skip;
+
+	for (i = 0; i < boot_mem_map.nr_map; i++) {
+		switch (boot_mem_map.map[i].type) {
+		case BOOT_MEM_RAM:
+		case BOOT_MEM_INIT_RAM:
+			break;
+		default:
+			continue;
+		}
+
+		skip = 0x10000 - (boot_mem_map.map[i].addr & 0xffff);
+
+		cfg[num_cfg].lower = boot_mem_map.map[i].addr;
+		cfg[num_cfg].lower += skip;
+
+		cfg[num_cfg].upper = cfg[num_cfg].lower;
+		cfg[num_cfg].upper += boot_mem_map.map[i].size - 1;
+		cfg[num_cfg].upper -= skip;
+
+		cfg[num_cfg].attrs = MIPS_MAAR_S;
+		num_cfg++;
+	}
+
+	num_configured = maar_config(cfg, num_cfg, num_pairs);
+	if (num_configured < num_cfg)
+		pr_warn("Not enough MAAR pairs (%u) for all bootmem regions (%u)\n",
+			num_pairs, num_cfg);
+
+	return num_configured;
 }
 
 static void maar_init(void)