powerpc: Book E: Remove unused CPU_FTR_L2CSR bit

The CPU_FTR_L2CSR bit is never tested anywhere, so let's reclaim the
bit.

The last usage was removed in 86d63363defc ("powerpc/e500mc: Remove
dead L2 flushing code in idle_e500.S") (Jun 2015).

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index 052db18..761b99c 100644 (file)
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -139,7 +139,6 @@ static inline void cpu_feature_keys_init(void) { }
 #define CPU_FTR_TAU                    ASM_CONST(0x00000010)
 #define CPU_FTR_CAN_DOZE               ASM_CONST(0x00000020)
 #define CPU_FTR_USE_RTC                        ASM_CONST(0x00000040)
-#define CPU_FTR_L2CSR                  ASM_CONST(0x00000080)
 #define CPU_FTR_601                    ASM_CONST(0x00000100)
 #define CPU_FTR_DBELL                  ASM_CONST(0x00000200)
 #define CPU_FTR_CAN_NAP                        ASM_CONST(0x00000400)
@@ -385,18 +384,18 @@ static inline void cpu_feature_keys_init(void) { }
            CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
            CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_E500MC        (CPU_FTR_NODSISRALIGN | \
-           CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+           CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
            CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV)
 /*
  * e5500/e6500 erratum A-006958 is a timebase bug that can use the
  * same workaround as CPU_FTR_CELL_TB_BUG.
  */
 #define CPU_FTRS_E5500 (CPU_FTR_NODSISRALIGN | \
-           CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+           CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
            CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
            CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG)
 #define CPU_FTRS_E6500 (CPU_FTR_NODSISRALIGN | \
-           CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+           CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
            CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
            CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
            CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)