If the HPD signal isn't hooked up to this panel we need a 200 ms
delay. In the datasheet this is shown as the maximum time that HPD
will take to be asserted after power is given to the panel.
Signed-off-by: Douglas Anderson <diand...@chromium.org>
---
drivers/gpu/drm/panel/panel-simple.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-simple.c
b/drivers/gpu/drm/panel/panel-simple.c
index 38c646fb55fd..937e97490c30 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1393,6 +1393,8 @@ static const struct panel_desc innolux_tv123wam = {
.height = 173,
},
.delay = {
+ .prepare = 200,
+ .prepare_delay_only_if_no_hpd = true,
.unprepare = 500,
},
};
--
2.19.1.568.g152ad8e336-goog
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