On Tue, Jul 19, 2016 at 04:20:13PM +0200, mario....@gdsys.cc wrote: > A feasible way to communicate certain errors for devices that have no > other way of signalling besides LEDs is to flash these LEDs. For errors > in U-Boot, a script that utilizes the led and sleep commands would be a > practicable way, but currently the sleep command can only delay for an > integral amount of seconds, which is too slow to create an easily > noticeable pattern for flashing LEDs. > > Therefore, this patch adds support for fractions (down to .001 seconds) > to the sleep command. > > The parsing is kept minimal, simplistic and as robust as possible: After > converting the passed string using simple_strtoul and multiplying it > with 1000, we search for the first dot, convert the three characters > after that into a number (if they are not numbers, we ignore the > fractional part and just use the delay we got from simple_strtoul), and > add this number to the delay. > > Signed-off-by: Mario Six <mario....@gdsys.cc>
Applied to u-boot/master, thanks! -- Tom
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