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[24/26] drm/omap: panel-tpo-td028ttec1: Add note for incorrect sync drive edge

Message ID 20160901112320.15246-25-peter.ujfalusi@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Ujfalusi Sept. 1, 2016, 11:23 a.m. UTC
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>
---
 drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

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