pwm: sun4i: Improve hardware read out

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Implement .get_state instead of only reading the polarity at probe time.
This allows to get the proper state, period and duty cycle.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

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Alexandre Belloni 2017-05-30 21:32:07 +02:00 • committed by Thierry Reding

parent c034a6fda0

commit 93e0dfb2c5

1 changed files with 46 additions and 19 deletions

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drivers/pwm/pwm-sun4i.c

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