diff --git a/include/asm-mips/sni.h b/include/asm-mips/sni.h
index e716447e5e03d8235b46efb72531e9d3c2e899c5..8c1eb02c6d16fdd66a3945358d78a9f0d4d909ba 100644
--- a/include/asm-mips/sni.h
+++ b/include/asm-mips/sni.h
@@ -228,7 +228,14 @@ extern void sni_pcimt_irq_init(void);
 extern void sni_cpu_time_init(void);
 
 /* eisa init for RM200/400 */
+#ifdef CONFIG_EISA
 extern int sni_eisa_root_init(void);
+#else
+static inline int sni_eisa_root_init(void)
+{
+	return 0;
+}
+#endif
 
 /* common irq stuff */
 extern void (*sni_hwint)(void);