drm/bridge: it66121: Wait for next bridge to be probed

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If run before the next bridge is initialized, of_drm_find_bridge() will
give us a NULL pointer.

If that's the case, return -EPROBE_DEFER; we may have more luck next
time.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Fixes: 988156dc2f ("drm: bridge: add it66121 driver")
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210827163956.27517-2-paul@crapouillou.net

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Paul Cercueil 2021-08-27 17:39:56 +01:00 • committed by Robert Foss

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commit 8b03e3fc79

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drivers/gpu/drm/bridge/ite-it66121.c

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