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由 Peter Ujfalusi 提交于
Switch to use the more precise usleep_range instead of msleep(). Replace the udelay with usleep_range to remove the busy loop waiting. Signed-off-by: NPeter Ujfalusi <peter.ujfalusi@nokia.com> Acked-by: NMark Borwn <broonie@opensource.wolfsonmicro.com> Signed-off-by: NLiam Girdwood <lrg@slimlogic.co.uk>
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