auxdisplay: hd44780_common: Reduce clear_display timeout
Digging in the hd44780 datasheet revealed that the timeout needed after clearing the whole display is only 1,64ms not 15ms. So we can reduce that timeout. Link: https://lore.kernel.org/lkml/20200922092121.GG16421@1wt.eu/ Link: https://www.crystalfontz.com/controllers/Hitachi/HD44780/433/ Signed-off-by:Lars Poeschel <poeschel@lemonage.de> Signed-off-by:
Miguel Ojeda <ojeda@kernel.org>
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a2060f28
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