On Mon 2018-11-05 08:30:51, Lubomir Rintel wrote: > The access to REG_CLKCTRL or REG_CTRL1 without the clock enabled hangs > the machine. Enable the clock first. > > Signed-off-by: Lubomir Rintel <lkundrak@xxxxx> Acked-by: Pavel Machek <pavel@xxxxxx> > --- > drivers/media/platform/marvell-ccic/mmp-driver.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c > index 9e988e527b0d..9c0238f72c40 100644 > --- a/drivers/media/platform/marvell-ccic/mmp-driver.c > +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c > @@ -145,6 +145,7 @@ static int mmpcam_power_up(struct mcam_camera *mcam) > * Turn on power and clocks to the controller. > */ > mmpcam_power_up_ctlr(cam); > + mcam_clk_enable(mcam); > /* > * Provide power to the sensor. > */ > @@ -158,8 +159,6 @@ static int mmpcam_power_up(struct mcam_camera *mcam) > gpio_set_value(pdata->sensor_reset_gpio, 1); /* reset is active low */ > mdelay(5); > > - mcam_clk_enable(mcam); > - > return 0; > } > -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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