summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorPeter Ujfalusi <peter.ujfalusi@ti.com>2016-09-22 14:07:06 +0300
committerTomi Valkeinen <tomi.valkeinen@ti.com>2016-11-02 10:48:18 +0200
commit737b513b4c6341fe43d9a5d5d97fc4fe7c6e2659 (patch)
tree2d579cf74fa2e64c7f0a88cb272efbff30cbd149
parent26a8d210d2d4a0b005935541a689b93cc6bc4cdc (diff)
downloadtalos-op-linux-737b513b4c6341fe43d9a5d5d97fc4fe7c6e2659.tar.gz
talos-op-linux-737b513b4c6341fe43d9a5d5d97fc4fe7c6e2659.zip
drm/omap: panel-tpo-td028ttec1: Add note for incorrect sync drive edge
According to the datasheet of the panel, both data, DEN and sync signals are expected to be driven on the falling edge of the DOTCLK. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
-rw-r--r--drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
index c003f4dd2a18..f313dbfcbacb 100644
--- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
+++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
@@ -56,6 +56,10 @@ static struct videomode td028ttec1_panel_vm = {
.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE |
DISPLAY_FLAGS_PIXDATA_NEGEDGE,
+ /*
+ * Note: According to the panel documentation:
+ * SYNC needs to be driven on the FALLING edge
+ */
};
#define JBT_COMMAND 0x000
OpenPOWER on IntegriCloud