[PATCH] drm/imx: parallel-display: Prefer bus format set via legacy "interface-pix-fmt" DT property
Philipp Zabel
p.zabel at pengutronix.de
Tue Jan 13 03:31:35 PST 2026
On Sa, 2026-01-10 at 18:14 +0100, Marek Vasut wrote:
> Prefer bus format set via legacy "interface-pix-fmt" DT property
> over panel bus format. This is necessary to retain support for
> DTs which configure the IPUv3 parallel output as 24bit DPI, but
> connect 18bit DPI panels to it with hardware swizzling.
>
> This used to work up to Linux 6.12, but stopped working in 6.13,
> reinstate the behavior to support old DTs.
>
> Cc: stable at vger.kernel.org
> Fixes: 5f6e56d3319d ("drm/imx: parallel-display: switch to drm_panel_bridge")
> Signed-off-by: Marek Vasut <marex at nabladev.com>
Reviewed-by: Philipp Zabel <p.zabel at pengutronix.de>
regards
Philipp
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