Messages in this thread | | | Date | Sat, 17 Apr 2021 21:58:47 +0200 | From | Uwe Kleine-König <> | Subject | Re: [PATCH v9 7/8] pwm: pca9685: Restrict period change for enabled PWMs |
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On Thu, Apr 15, 2021 at 02:14:54PM +0200, Clemens Gruber wrote: > Previously, the last used PWM channel could change the global prescale > setting, even if other channels are already in use. > > Fix it by only allowing the first enabled PWM to change the global > chip-wide prescale setting. If there is more than one channel in use, > the prescale settings resulting from the chosen periods must match. > > GPIOs do not count as enabled PWMs as they are not using the prescaler > and can't change it. > > Signed-off-by: Clemens Gruber <clemens.gruber@pqgruber.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Thanks Uwe
-- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ | [unhandled content-type:application/pgp-signature] | |