MIPS: Introduce machinery for testing for MIPSxxR1/2.
    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/mach-yosemite/cpu-feature-overrides.h b/include/asm-mips/mach-yosemite/cpu-feature-overrides.h
index 463d051..3073542 100644
--- a/include/asm-mips/mach-yosemite/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-yosemite/cpu-feature-overrides.h
@@ -37,4 +37,9 @@
 #define cpu_icache_line_size()	32
 #define cpu_scache_line_size()	32
 
+#define cpu_has_mips32r1	0
+#define cpu_has_mips32r2	0
+#define cpu_has_mips64r1	0
+#define cpu_has_mips64r2	0
+
 #endif /* __ASM_MACH_YOSEMITE_CPU_FEATURE_OVERRIDES_H */