diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sh/lib/time.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/arch/sh/lib/time.c b/arch/sh/lib/time.c index 302f6bed83..6273f39f21 100644 --- a/arch/sh/lib/time.c +++ b/arch/sh/lib/time.c @@ -16,6 +16,7 @@ #include <sh_tmu.h> #define TCR_TPSC 0x07 +#define TSTR_STR0 BIT(0) static struct tmu_regs *tmu = (struct tmu_regs *)TMU_BASE; @@ -29,26 +30,11 @@ unsigned long timer_read_counter(void) return ~readl(&tmu->tcnt0); } -static void tmu_timer_start(unsigned int timer) -{ - if (timer > 2) - return; - writeb(readb(&tmu->tstr) | (1 << timer), &tmu->tstr); -} - -static void tmu_timer_stop(unsigned int timer) -{ - if (timer > 2) - return; - writeb(readb(&tmu->tstr) & ~(1 << timer), &tmu->tstr); -} - int timer_init(void) { writew(readw(&tmu->tcr0) & ~TCR_TPSC, &tmu->tcr0); - - tmu_timer_stop(0); - tmu_timer_start(0); + writeb(readb(&tmu->tstr) & ~TSTR_STR0, &tmu->tstr); + writeb(readb(&tmu->tstr) | TSTR_STR0, &tmu->tstr); return 0; } |