drm/panel: starry-2081101qfh032011-53g: Fine tune the panel power sequence

[ Upstream commit fc1ccc16271a0526518f19f460fed63d575a8a42 ]

For the "starry, 2081101qfh032011-53g" panel, it is stipulated in the
panel spec that MIPI needs to keep the LP11 state before the
lcm_reset pin is pulled high.

Fixes: 6069b66cd962 ("drm/panel: support for STARRY 2081101QFH032011-53G MIPI-DSI panel")
Signed-off-by: xiazhengqiao <xiazhengqiao@huaqin.corp-partner.google.com>
Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Link: https://lore.kernel.org/r/20231129084115.7918-1-xiazhengqiao@huaqin.corp-partner.google.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231129084115.7918-1-xiazhengqiao@huaqin.corp-partner.google.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index d76a8ca..29e63cd 100644 (file)
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -2104,6 +2104,7 @@ static const struct panel_desc starry_qfh032011_53g_desc = {
        .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
                      MIPI_DSI_MODE_LPM,
        .init_cmds = starry_qfh032011_53g_init_cmd,
+       .lp11_before_reset = true,
 };
 
 static const struct drm_display_mode starry_himax83102_j02_default_mode = {