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| author | Benoît Thébaudeau <benoit.thebaudeau@advansee.com> | 2012-08-14 05:01:21 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:26 +0200 |
| commit | 68d919d42053af99c5220d0469aa4b3de2ae1c55 (patch) | |
| tree | 01eb70f50d175cad48dbbd8030dfe4f7d09a0ae2 /arch | |
| parent | f2d3ae0739617a671c09297dc49bf6d92b4c8bdc (diff) | |
| download | u-boot-imx-68d919d42053af99c5220d0469aa4b3de2ae1c55.zip u-boot-imx-68d919d42053af99c5220d0469aa4b3de2ae1c55.tar.gz u-boot-imx-68d919d42053af99c5220d0469aa4b3de2ae1c55.tar.bz2 | |
mx5/6 timer: Round up tick_to_time() value
Round up tick_to_time() value instead of truncating it. This avoids stopping
waits instantly for low usec values, and this generally guarantees that the code
always waits for at least the requested duration.
Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Cc: Stefano Babic <sbabic@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/armv7/imx-common/timer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/imx-common/timer.c b/arch/arm/cpu/armv7/imx-common/timer.c index 1645ff8..e2725e1 100644 --- a/arch/arm/cpu/armv7/imx-common/timer.c +++ b/arch/arm/cpu/armv7/imx-common/timer.c @@ -61,7 +61,7 @@ static inline unsigned long long tick_to_time(unsigned long long tick) static inline unsigned long long us_to_tick(unsigned long long usec) { - usec *= CLK_32KHZ; + usec = usec * CLK_32KHZ + 999999; do_div(usec, 1000000); return usec; |