On Wed, Dec 12, 2018 at 11:54:32AM +0100, Thierry Reding wrote: > On Mon, Oct 01, 2018 at 04:19:48PM +0200, Michal Vokáč wrote: > > Implement the get_state() function and set the initial state to reflect > > real state of the hardware. This allows to keep the PWM running if it was > > enabled in bootloader. It is very similar to the GPIO behavior. GPIO pin > > set as output in bootloader keep the same setting in Linux unless it is > > reconfigured. > > > > If we find the PWM block enabled we need to prepare and enable its source > > clock otherwise the clock will be disabled late in the boot as unused. > > That will leave the PWM in enabled state but with disabled clock. That has > > a side effect that the PWM output is left at its current level at which > > the clock was disabled. It is totally non-deterministic and it may be LOW > > or HIGH. > > > > Signed-off-by: Michal Vokáč <[email protected]> > > --- > > drivers/pwm/pwm-imx.c | 53 > > +++++++++++++++++++++++++++++++++++++++++++++++++++ > > 1 file changed, 53 insertions(+) > > Applied, thanks.
Did you miss my feedback for this patch or did you choose to ignore it? Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ |
