pwm: bcm2835: Calculate scaler in ->config()

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Currently pwm-bcm2835 assumes a fixed clock rate and stores the
resulting scaler in the driver structure. But with the upcoming
PWM clock support for clk-bcm2835 the rate could change, so
calculate the scaler in the ->config() callback.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

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Stefan Wahren 2015-12-01 22:55:39 +00:00 • committed by Thierry Reding

parent c7b91b33cf

commit ebe88b6ae4

1 changed files with 3 additions and 5 deletions

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drivers/pwm/pwm-bcm2835.c

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