Commit 0084c3c7 authored by Yannick Fertré's avatar Yannick Fertré Committed by Thierry Reding

drm/panel: otm8009a: Add delay at the end of initialization

At the end of initialization, a delay is required by the panel. Without
this delay, the panel could received a frame early & generate a crash of
panel (black screen).
Signed-off-by: default avatarYannick Fertré <yannick.fertre@st.com>
Reviewed-by: default avatarPhilippe Cornu <philippe.cornu@st.com>
Tested-by: default avatarPhilippe Cornu <philippe.cornu@st.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1553155445-13407-1-git-send-email-yannick.fertre@st.com
parent 530b1969
...@@ -248,6 +248,9 @@ static int otm8009a_init_sequence(struct otm8009a *ctx) ...@@ -248,6 +248,9 @@ static int otm8009a_init_sequence(struct otm8009a *ctx)
/* Send Command GRAM memory write (no parameters) */ /* Send Command GRAM memory write (no parameters) */
dcs_write_seq(ctx, MIPI_DCS_WRITE_MEMORY_START); dcs_write_seq(ctx, MIPI_DCS_WRITE_MEMORY_START);
/* Wait a short while to let the panel be ready before the 1st frame */
mdelay(10);
return 0; return 0;
} }
......
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