diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 620e8fe6f8fd..ebf50286a924 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -206,8 +206,30 @@ enum {
 		0,
 };
 
+#ifdef CONFIG_PPC_8xx
+#define MMU_FTRS_ALWAYS		MMU_FTR_TYPE_8xx
+#endif
+#ifdef CONFIG_40x
+#define MMU_FTRS_ALWAYS		MMU_FTR_TYPE_40x
+#endif
+#ifdef CONFIG_PPC_47x
+#define MMU_FTRS_ALWAYS		MMU_FTR_TYPE_47x
+#elif defined(CONFIG_44x)
+#define MMU_FTRS_ALWAYS		MMU_FTR_TYPE_44x
+#endif
+#if defined(CONFIG_E200) || defined(CONFIG_E500)
+#define MMU_FTRS_ALWAYS		MMU_FTR_TYPE_FSL_E
+#endif
+
+#ifndef MMU_FTRS_ALWAYS
+#define MMU_FTRS_ALWAYS		0
+#endif
+
 static inline bool early_mmu_has_feature(unsigned long feature)
 {
+	if (MMU_FTRS_ALWAYS & feature)
+		return true;
+
 	return !!(MMU_FTRS_POSSIBLE & cur_cpu_spec->mmu_features & feature);
 }
 
@@ -236,6 +258,9 @@ static __always_inline bool mmu_has_feature(unsigned long feature)
 	}
 #endif
 
+	if (MMU_FTRS_ALWAYS & feature)
+		return true;
+
 	if (!(MMU_FTRS_POSSIBLE & feature))
 		return false;