diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index f724b4b2ecf2..87d27cd3d2cf 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -63,7 +63,7 @@ CONFIG_SGI_IP27=y
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
-# CONFIG_SGI_SN0_N_MODE is not set
+# CONFIG_SGI_SN_N_MODE is not set
 CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
 CONFIG_NUMA=y
 # CONFIG_MAPPED_KERNEL is not set
diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig
index 6da5926210a6..4b7c3c675174 100644
--- a/arch/mips/sgi-ip27/Kconfig
+++ b/arch/mips/sgi-ip27/Kconfig
@@ -4,7 +4,7 @@
 #	  This options adds support for userspace processes upto 16TB size.
 #	  Normally the limit is just .5TB.
 
-config SGI_SN0_N_MODE
+config SGI_SN_N_MODE
 	bool "IP27 N-Mode"
 	depends on SGI_IP27
 	help
diff --git a/arch/mips/sgi-ip27/ip27-init.c b/arch/mips/sgi-ip27/ip27-init.c
index 8651a0e75404..16c4b3410eaf 100644
--- a/arch/mips/sgi-ip27/ip27-init.c
+++ b/arch/mips/sgi-ip27/ip27-init.c
@@ -228,7 +228,7 @@ void __init plat_setup(void)
 	 */
 	n_mode = LOCAL_HUB_L(NI_STATUS_REV_ID) & NSRI_MORENODES_MASK;
 	printk("Machine is in %c mode.\n", n_mode ? 'N' : 'M');
-#ifdef CONFIG_SGI_SN0_N_MODE
+#ifdef CONFIG_SGI_SN_N_MODE
 	if (!n_mode)
 		panic("Kernel compiled for M mode.");
 #else
diff --git a/include/asm-mips/sn/sn0/addrs.h b/include/asm-mips/sn/sn0/addrs.h
index 0ee8cbcb5b03..2c4b758f6736 100644
--- a/include/asm-mips/sn/sn0/addrs.h
+++ b/include/asm-mips/sn/sn0/addrs.h
@@ -49,7 +49,7 @@
  * so for now we just use defines bracketed by an ifdef.
  */
 
-#ifdef CONFIG_SGI_SN0_N_MODE
+#ifdef CONFIG_SGI_SN_N_MODE
 
 #define NODE_SIZE_BITS		31
 #define BWIN_SIZE_BITS		28
@@ -63,7 +63,7 @@
 #define BDDIR_UPPER_MASK	(UINT64_CAST 0x7ffff << 10)
 #define BDECC_UPPER_MASK	(UINT64_CAST 0x3ffffff << 3)
 
-#else /* !defined(CONFIG_SGI_SN0_N_MODE), assume that M-mode is desired */
+#else /* !defined(CONFIG_SGI_SN_N_MODE), assume that M-mode is desired */
 
 #define NODE_SIZE_BITS		32
 #define BWIN_SIZE_BITS		29
@@ -77,7 +77,7 @@
 #define BDDIR_UPPER_MASK	(UINT64_CAST 0xfffff << 10)
 #define BDECC_UPPER_MASK	(UINT64_CAST 0x7ffffff << 3)
 
-#endif /* !defined(CONFIG_SGI_SN0_N_MODE) */
+#endif /* !defined(CONFIG_SGI_SN_N_MODE) */
 
 #define NODE_ADDRSPACE_SIZE	(UINT64_CAST 1 << NODE_SIZE_BITS)
 
diff --git a/include/asm-mips/sn/sn0/arch.h b/include/asm-mips/sn/sn0/arch.h
index 5643a6e639bd..0ecbaa0d3837 100644
--- a/include/asm-mips/sn/sn0/arch.h
+++ b/include/asm-mips/sn/sn0/arch.h
@@ -57,9 +57,9 @@
 /*
  * Slot constants for SN0
  */
-#ifdef CONFIG_SGI_SN0_N_MODE
+#ifdef CONFIG_SGI_SN_N_MODE
 #define MAX_MEM_SLOTS   16                      /* max slots per node */
-#else /* !CONFIG_SGI_SN0_N_MODE, assume M_MODE */
+#else /* !CONFIG_SGI_SN_N_MODE, assume M_MODE */
 #define MAX_MEM_SLOTS   32                      /* max slots per node */
 #endif /* defined(N_MODE) */
 
diff --git a/include/asm-mips/sn/sn0/hubmd.h b/include/asm-mips/sn/sn0/hubmd.h
index a66def4e0ba0..1006aa26d771 100644
--- a/include/asm-mips/sn/sn0/hubmd.h
+++ b/include/asm-mips/sn/sn0/hubmd.h
@@ -92,7 +92,7 @@
 #define MD_UREG1_14		0x2200f0 /* uController/UART 1 register     */
 #define MD_UREG1_15		0x2200f8 /* uController/UART 1 register     */
 
-#ifdef CONFIG_SGI_SN0_N_MODE
+#ifdef CONFIG_SGI_SN_N_MODE
 #define MD_MEM_BANKS		4	 /* 4 banks of memory max in N mode */
 #else
 #define MD_MEM_BANKS		8	 /* 8 banks of memory max in M mode */