| Commit message (Collapse) | Author | Age | Files | Lines |
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The calibration isn't valid on the linux mcu, so make it dependent on
CONFIG_HAVE_STRICT_TIMING.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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A fast micro-controller may update the gpio pins faster than the
hd44780 chip can handle. Add in the appropriate delays.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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Add support for passing messages to an HD44780 chip via a 4-bit
bit-banging interface.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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