I have tested these changes on an ili9486-based display connected through SPI to a raspberry pi and can confirm they work in combination with another patch I'll send shortly. I only had to fix the reset pin polarity in the device tree overlay I used. Regards, Jan On July 11, 2019, 8:31 a.m., Phil Reid wrote: > Typically gpiod_set_value calls would assert the reset line and > then release it using the symantics of: > gpiod_set_value(par->gpio.reset, 0); > ... delay > gpiod_set_value(par->gpio.reset, 1); > And the gpio binding would specify the polarity. > > Prior to conversion to gpiod calls the polarity in the DT > was ignored and assumed to be active low. Fix it so that > DT polarity is respected. > > Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx> > --- > drivers/staging/fbtft/fbtft-core.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Tested-by: Jan Sebastian Götte <linux@xxxxxxxxx> _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
