diff options
| -rw-r--r-- | arch/powerpc/include/asm/ppc_asm.h | 6 | ||||
| -rw-r--r-- | arch/powerpc/platforms/Kconfig | 15 |
2 files changed, 0 insertions, 21 deletions
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h index b4cc6608131c..0b9dc814b81c 100644 --- a/arch/powerpc/include/asm/ppc_asm.h +++ b/arch/powerpc/include/asm/ppc_asm.h @@ -382,15 +382,9 @@ n: #endif /* various errata or part fixups */ -#ifdef CONFIG_PPC601_SYNC_FIX -#define SYNC sync; isync -#define SYNC_601 sync -#define ISYNC_601 isync -#else #define SYNC #define SYNC_601 #define ISYNC_601 -#endif #if defined(CONFIG_PPC_CELL) || defined(CONFIG_PPC_FSL_BOOK3E) #define MFTB(dest) \ diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index b439b027a42f..7a5e8f4541e3 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -199,21 +199,6 @@ source "drivers/cpuidle/Kconfig" endmenu -config PPC601_SYNC_FIX - bool "Workarounds for PPC601 bugs" - depends on PPC_BOOK3S_601 && PPC_PMAC - default y - help - Some versions of the PPC601 (the first PowerPC chip) have bugs which - mean that extra synchronization instructions are required near - certain instructions, typically those that make major changes to the - CPU state. These extra instructions reduce performance slightly. - If you say N here, these extra instructions will not be included, - resulting in a kernel which will run faster but may not run at all - on some systems with the PPC601 chip. - - If in doubt, say Y here. - config TAU bool "On-chip CPU temperature sensor support" depends on PPC_BOOK3S_32 |