From: xiazhengqiao xiazhengqiao@huaqin.corp-partner.google.com
stable inclusion from stable-v6.6.5 commit 7f4ea4035fce404433a48f248fdcada7725e77df category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8N21P
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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-par... Signed-off-by: Neil Armstrong neil.armstrong@linaro.org Link: https://patchwork.freedesktop.org/patch/msgid/20231129084115.7918-1-xiazheng... Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index d76a8ca9c40f..29e63cdfb895 100644 --- 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 = {