diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
index a301a8f4bc6683b502165f5236fe6bd3dbdd7980..235bc2f52113e157f38167bdb7b8e157fc6c6742 100644
--- a/arch/mips/include/asm/bootinfo.h
+++ b/arch/mips/include/asm/bootinfo.h
@@ -92,6 +92,7 @@ extern unsigned long mips_machtype;
 #define BOOT_MEM_ROM_DATA	2
 #define BOOT_MEM_RESERVED	3
 #define BOOT_MEM_INIT_RAM	4
+#define BOOT_MEM_NOMAP		5
 
 /*
  * A memory map that's built upon what was determined
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 93b8e0b4332f7d50e6882a7b1adbf77f917b7999..437a174e3ef9a2491e643c0c2f6ae9173bc66dbc 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -47,7 +47,9 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
 int __init early_init_dt_reserve_memory_arch(phys_addr_t base,
 					phys_addr_t size, bool nomap)
 {
-	add_memory_region(base, size, BOOT_MEM_RESERVED);
+	add_memory_region(base, size,
+			  nomap ? BOOT_MEM_NOMAP : BOOT_MEM_RESERVED);
+
 	return 0;
 }
 
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 3a5140943f541b7466e2121563980efe4f60523c..2a1b2e7a1bc9cc20d72f9f56eddea5f7938df30e 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -178,6 +178,7 @@ static bool __init __maybe_unused memory_region_available(phys_addr_t start,
 				in_ram = true;
 			break;
 		case BOOT_MEM_RESERVED:
+		case BOOT_MEM_NOMAP:
 			if ((start >= start_ && start < end_) ||
 			    (start < start_ && start + size >= start_))
 				free = false;
@@ -213,6 +214,9 @@ static void __init print_memory_map(void)
 		case BOOT_MEM_RESERVED:
 			printk(KERN_CONT "(reserved)\n");
 			break;
+		case BOOT_MEM_NOMAP:
+			printk(KERN_CONT "(nomap)\n");
+			break;
 		default:
 			printk(KERN_CONT "type %lu\n", boot_mem_map.map[i].type);
 			break;
@@ -487,6 +491,9 @@ static void __init bootmem_init(void)
 		switch (boot_mem_map.map[i].type) {
 		case BOOT_MEM_RAM:
 			break;
+		case BOOT_MEM_NOMAP: /* Discard the range from the system. */
+			memblock_remove(PFN_PHYS(start), PFN_PHYS(end - start));
+			continue;
 		default: /* Reserve the rest of the memory types at boot time */
 			memblock_reserve(PFN_PHYS(start), PFN_PHYS(end - start));
 			break;
@@ -861,6 +868,7 @@ static void __init resource_init(void)
 			res->flags |= IORESOURCE_SYSRAM;
 			break;
 		case BOOT_MEM_RESERVED:
+		case BOOT_MEM_NOMAP:
 		default:
 			res->name = "reserved";
 		}