drm: lcdif: Set undocumented bit to clear FIFO at vsync

There is an undocumented bit used in the NXP BSP to clear the FIFO
systematically at vsync. In normal operation, the FIFO should already
be empty but it doesn't hurt to add it as an extra safety measure.

Signed-off-by: Paul Kocialkowski <paulk@sys-base.io>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Liu Ying <victor.liu@nxp.com>
Link: https://patch.msgid.link/20260402183351.3281123-2-paulk@sys-base.io
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>

0 files changed, 0 insertions, 0 deletions