Messages in this thread Patch in this message | | | From | Peter Ujfalusi <> | Subject | [PATCH v2 22/23] drm/omap: panel-sharp-ls037v7dw01: Add note for incorrect data drive edge | Date | Thu, 22 Sep 2016 14:07:07 +0300 |
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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-sharp-ls037v7dw01.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index fd33156bc34c..04fe235b7cac 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -52,6 +52,10 @@ static const struct videomode sharp_ls_vm = { .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | DISPLAY_FLAGS_PIXDATA_POSEDGE, + /* + * Note: According to the panel documentation: + * DATA needs to be driven on the FALLING edge + */ }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) -- 2.10.0
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