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| author | Sage Weil <sage@inktank.com> | 2013-08-15 11:11:45 -0700 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-08-15 11:11:45 -0700 |
| commit | ee3e542fec6e69bc9fb668698889a37d93950ddf (patch) | |
| tree | e74ee766a4764769ef1d3d45d266b4dea64101d3 /drivers/clocksource/clksrc-dbx500-prcmu.c | |
| parent | fe2a801b50c0bb8039d627e5ae1fec249d10ff39 (diff) | |
| parent | f1d6e17f540af37bb1891480143669ba7636c4cf (diff) | |
Merge remote-tracking branch 'linus/master' into testing
Diffstat (limited to 'drivers/clocksource/clksrc-dbx500-prcmu.c')
| -rw-r--r-- | drivers/clocksource/clksrc-dbx500-prcmu.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/clocksource/clksrc-dbx500-prcmu.c b/drivers/clocksource/clksrc-dbx500-prcmu.c index 54f3d119d99..a9fd4ad2567 100644 --- a/drivers/clocksource/clksrc-dbx500-prcmu.c +++ b/drivers/clocksource/clksrc-dbx500-prcmu.c @@ -10,12 +10,11 @@ * DBx500-PRCMU Timer * The PRCMU has 5 timers which are available in a always-on * power domain. We use the Timer 4 for our always-on clock - * source on DB8500 and Timer 3 on DB5500. + * source on DB8500. */ #include <linux/clockchips.h> #include <linux/clksrc-dbx500-prcmu.h> - -#include <asm/sched_clock.h> +#include <linux/sched_clock.h> #define RATE_32K 32768 @@ -30,15 +29,14 @@ static void __iomem *clksrc_dbx500_timer_base; -static cycle_t clksrc_dbx500_prcmu_read(struct clocksource *cs) +static cycle_t notrace clksrc_dbx500_prcmu_read(struct clocksource *cs) { + void __iomem *base = clksrc_dbx500_timer_base; u32 count, count2; do { - count = readl(clksrc_dbx500_timer_base + - PRCMU_TIMER_DOWNCOUNT); - count2 = readl(clksrc_dbx500_timer_base + - PRCMU_TIMER_DOWNCOUNT); + count = readl_relaxed(base + PRCMU_TIMER_DOWNCOUNT); + count2 = readl_relaxed(base + PRCMU_TIMER_DOWNCOUNT); } while (count2 != count); /* Negate because the timer is a decrementing counter */ |