From 3a3caf305f53ddacb2fc374abfac1aeac4e4799c Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:07 +0300 Subject: [PATCH] drm/omap: panel-sharp-ls037v7dw01: Add note for incorrect data 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 Signed-off-by: Tomi Valkeinen --- 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) -- 2.20.1