diff options
Diffstat (limited to 'arch/sh/lib')
| -rw-r--r-- | arch/sh/lib/time.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/arch/sh/lib/time.c b/arch/sh/lib/time.c index a01596cac..48404727c 100644 --- a/arch/sh/lib/time.c +++ b/arch/sh/lib/time.c @@ -2,7 +2,7 @@ * (C) Copyright 2009 * Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> * - * (C) Copyright 2007-2010 + * (C) Copyright 2007-2012 * Nobobuhiro Iwamatsu <iwamatsu@nigauri.org> * * (C) Copyright 2003 @@ -32,6 +32,9 @@ #include <asm/processor.h> #include <asm/clk.h> #include <asm/io.h> +#include <sh_tmu.h> + +static struct tmu_regs *tmu = (struct tmu_regs *)TMU_BASE; #define TMU_MAX_COUNTER (~0UL) @@ -55,21 +58,21 @@ static inline unsigned long long usec_to_tick(unsigned long long usec) return usec; } -static void tmu_timer_start (unsigned int timer) +static void tmu_timer_start(unsigned int timer) { if (timer > 2) return; - writeb(readb(TSTR) | (1 << timer), TSTR); + writeb(readb(&tmu->tstr) | (1 << timer), &tmu->tstr); } -static void tmu_timer_stop (unsigned int timer) +static void tmu_timer_stop(unsigned int timer) { if (timer > 2) return; - writeb(readb(TSTR) & ~(1 << timer), TSTR); + writeb(readb(&tmu->tstr) & ~(1 << timer), &tmu->tstr); } -int timer_init (void) +int timer_init(void) { /* Divide clock by CONFIG_SYS_TMU_CLK_DIV */ u16 bit = 0; @@ -91,7 +94,7 @@ int timer_init (void) default: break; } - writew(readw(TCR0) | bit, TCR0); + writew(readw(&tmu->tcr0) | bit, &tmu->tcr0); /* Calc clock rate */ timer_freq = get_tmu0_clk_rate() >> ((bit + 1) * 2); @@ -105,9 +108,9 @@ int timer_init (void) return 0; } -unsigned long long get_ticks (void) +unsigned long long get_ticks(void) { - unsigned long tcnt = 0 - readl(TCNT0); + unsigned long tcnt = 0 - readl(&tmu->tcnt0); if (last_tcnt > tcnt) /* overflow */ overflow_ticks++; @@ -116,7 +119,7 @@ unsigned long long get_ticks (void) return (overflow_ticks << 32) | tcnt; } -void __udelay (unsigned long usec) +void __udelay(unsigned long usec) { unsigned long long tmp; ulong tmo; @@ -128,13 +131,13 @@ void __udelay (unsigned long usec) /*NOP*/; } -unsigned long get_timer (unsigned long base) +unsigned long get_timer(unsigned long base) { /* return msec */ return tick_to_time(get_ticks()) - base; } -unsigned long get_tbclk (void) +unsigned long get_tbclk(void) { return timer_freq; } |