Enable prepare_prev_first flag for BF060Y8M-AJ0 panel so that the previous controller should be prepared first before the prepare for the panel is called. This makes sure that the previous controller, likely to be a DSI host controller should be initialized to LP-11 before the panel is powered up. Suggested-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx> Signed-off-by: Dang Huynh <danct12@xxxxxxxxxx> --- This fixes display initialization on some platform/devices such as the Fxtec Pro1X. --- drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c index e77db8597eb7..7e66db4a88bb 100644 --- a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c +++ b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c @@ -377,6 +377,8 @@ static int boe_bf060y8m_aj0_probe(struct mipi_dsi_device *dsi) drm_panel_init(&boe->panel, dev, &boe_bf060y8m_aj0_panel_funcs, DRM_MODE_CONNECTOR_DSI); + boe->panel.prepare_prev_first = true; + boe->panel.backlight = boe_bf060y8m_aj0_create_backlight(dsi); if (IS_ERR(boe->panel.backlight)) return dev_err_probe(dev, PTR_ERR(boe->panel.backlight), --- base-commit: 41c196e567fb1ea97f68a2ffb7faab451cd90854 change-id: 20240722-bf060y8m-aj0-prepare-prev-2db87e7dd996 Best regards, -- Dang Huynh <danct12@xxxxxxxxxx>
