diff options
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/Kconfig | 6 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/barrier.h | 15 |
2 files changed, 7 insertions, 14 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index c3ccf379289a..ba56e11cbf77 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -65,6 +65,9 @@ config MMU config VARIANT_IRQ_SWITCH def_bool n +config HAVE_XTENSA_GPIO32 + def_bool n + config MAY_HAVE_SMP def_bool n @@ -77,16 +80,19 @@ choice config XTENSA_VARIANT_FSF bool "fsf - default (not generic) configuration" select MMU + select HAVE_XTENSA_GPIO32 config XTENSA_VARIANT_DC232B bool "dc232b - Diamond 232L Standard Core Rev.B (LE)" select MMU + select HAVE_XTENSA_GPIO32 help This variant refers to Tensilica's Diamond 232L Standard core Rev.B (LE). config XTENSA_VARIANT_DC233C bool "dc233c - Diamond 233L Standard Core Rev.C (LE)" select MMU + select HAVE_XTENSA_GPIO32 help This variant refers to Tensilica's Diamond 233L Standard core Rev.C (LE). diff --git a/arch/xtensa/include/asm/barrier.h b/arch/xtensa/include/asm/barrier.h index 8e5e5c980a7a..0a24b04d6b21 100644 --- a/arch/xtensa/include/asm/barrier.h +++ b/arch/xtensa/include/asm/barrier.h @@ -9,23 +9,10 @@ #ifndef _XTENSA_SYSTEM_H #define _XTENSA_SYSTEM_H -#define smp_read_barrier_depends() do { } while(0) -#define read_barrier_depends() do { } while(0) - #define mb() ({ __asm__ __volatile__("memw" : : : "memory"); }) #define rmb() barrier() #define wmb() mb() -#ifdef CONFIG_SMP -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() -#else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#endif - -#define set_mb(var, value) do { var = value; mb(); } while (0) +#include <asm-generic/barrier.h> #endif /* _XTENSA_SYSTEM_H */ |