powerpc: Remove unused CPU_FTR_ARCH_201

The last usage was removed in c17b98cf ("KVM: PPC: Book3S HV:
Remove code for PPC970 processors") (Dec 2014).
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/include/asm/cputable.h

@@ -183,7 +183,6 @@ static inline void cpu_feature_keys_init(void) { }
 
 #define CPU_FTR_REAL_LE			LONG_ASM_CONST(0x0000000000001000)
 #define CPU_FTR_HVMODE			LONG_ASM_CONST(0x0000000000002000)
-#define CPU_FTR_ARCH_201		LONG_ASM_CONST(0x0000000000004000)
 #define CPU_FTR_ARCH_206		LONG_ASM_CONST(0x0000000000008000)
 #define CPU_FTR_ARCH_207S		LONG_ASM_CONST(0x0000000000010000)
 #define CPU_FTR_ARCH_300		LONG_ASM_CONST(0x0000000000020000)
@@ -419,7 +418,7 @@ static inline void cpu_feature_keys_init(void) { }
 	    CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \
 	    CPU_FTR_STCX_CHECKS_ADDRESS)
 #define CPU_FTRS_PPC970	(CPU_FTR_LWSYNC | \
-	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \
+	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
 	    CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \
 	    CPU_FTR_HVMODE | CPU_FTR_DABRX)