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drm: rcar-du: lvds: Don't fail probe if output is not connected on D3/E3
authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Wed, 16 Jan 2019 22:43:08 +0000 (00:43 +0200)
committerLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Fri, 8 Feb 2019 00:25:56 +0000 (02:25 +0200)
commit6e1f8557818f3c2476404ba1d4a5157b823b79f0
tree4eb9615b22c40532f497202727d03e40de4e6e71tree | snapshot
parent5aebc852af25d8e1bacee664a1e3abae13dab799commit | diff
drm: rcar-du: lvds: Don't fail probe if output is not connected on D3/E3

On the D3 and E3 SoCs the LVDS encoder has an extended internal PLL and
supplies a clock to the DU. That clock is used not only for the LVDS
outputs but also for the DPAD output. The LVDS encoder thus needs to be
available to the DU even when its output is disabled. Don't fail probe
in that case on D3 and E3.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
drivers/gpu/drm/rcar-du/rcar_lvds.c diff | blob | history
Domain: System / Kernel;