Design question backlight controller powered by bridge

2023-11-10 Thread Fuzzey, Martin
Hi all, I have a design problem I'm not sure how to solve cleanly. I have a board using a PTN3460 eDP => LVDS bridge and a LP8556 backlight controller. Both of these are already supported by the kernel. The PTN3460 has an electrical output signal (PVCGEN) that is intended to control power to th

Re: [PATCH] drm: imx: Fix occasional screen corruption on modeset.

2020-07-09 Thread Fuzzey, Martin
Hi Philipp, thanks for the quick reply. On Wed, 8 Jul 2020 at 10:31, Philipp Zabel wrote: > Could this be just a panel getting confused because the pixel clock is > disabled, or is there really an issue with the IPU? Have you tried just > keeping clk_di_pixel enabled in ipu_di_disable(), but co