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| author | Rob Herring <rob.herring@calxeda.com> | 2012-02-01 16:57:52 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-03-28 23:31:08 +0200 |
| commit | ceb2071c6bdb9b0f6cfe9b0adecbe8d657be496e (patch) | |
| tree | 50f986fee227df5b86b6ea185969c381cc194e6b | |
| parent | f1e2d1762dd727e43e22a474f0935475f77c19a5 (diff) | |
| download | u-boot-imx-ceb2071c6bdb9b0f6cfe9b0adecbe8d657be496e.zip u-boot-imx-ceb2071c6bdb9b0f6cfe9b0adecbe8d657be496e.tar.gz u-boot-imx-ceb2071c6bdb9b0f6cfe9b0adecbe8d657be496e.tar.bz2 | |
ARM: highbank: fix us_to_tick calculation
udelay calls were off due to failing to convert us to ns. Fix this and drop
the unnecessary shifts since NS_PER_TICK is only 7ns.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
| -rw-r--r-- | arch/arm/cpu/armv7/highbank/timer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/highbank/timer.c b/arch/arm/cpu/armv7/highbank/timer.c index d92503f..0f985e2 100644 --- a/arch/arm/cpu/armv7/highbank/timer.c +++ b/arch/arm/cpu/armv7/highbank/timer.c @@ -66,10 +66,10 @@ static inline unsigned long long time_to_tick(unsigned long long time) static inline unsigned long long us_to_tick(unsigned long long us) { - unsigned long long tick = us << 16; + unsigned long long tick = us * 1000; tick += NS_PER_TICK - 1; do_div(tick, NS_PER_TICK); - return tick >> 16; + return tick; } unsigned long long get_ticks(void) |