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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2016-09-22 13:07:07 +0200
committerTomi Valkeinen <tomi.valkeinen@ti.com>2016-11-02 09:48:18 +0100
commit3a3caf305f53ddacb2fc374abfac1aeac4e4799c (patch)
tree4f5064c7d4e47271e16da2c1940e98bd8b4bafb2 /drivers/gpu/drm/omapdrm
parentdrm/omap: panel-tpo-td028ttec1: Add note for incorrect sync drive edge (diff)
downloadlinux-3a3caf305f53ddacb2fc374abfac1aeac4e4799c.tar.xz
linux-3a3caf305f53ddacb2fc374abfac1aeac4e4799c.zip
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 <peter.ujfalusi@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm')
-rw-r--r--drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c4
1 files changed, 4 insertions, 0 deletions
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)