drm: Add bus flag for Sharp-specific signals

Add the DRM_BUS_FLAG_SHARP_SIGNALS to the drm_bus_flags enum.

This flags can be used when the display must be driven with the
Sharp-specific signals SPL, CLS, REV, PS.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190603153120.23947-2-paul@crapouillou.net

diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index ca745d9..4c30d75 100644 (file)
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -323,6 +323,8 @@ enum drm_panel_orientation {
  *                                     edge of the pixel clock
  * @DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE:  Sync signals are sampled on the falling
  *                                     edge of the pixel clock
+ * @DRM_BUS_FLAG_SHARP_SIGNALS:                Set if the Sharp-specific signals
+ *                                     (SPL, CLS, PS, REV) must be used
  */
 enum drm_bus_flags {
        DRM_BUS_FLAG_DE_LOW = BIT(0),
@@ -341,6 +343,7 @@ enum drm_bus_flags {
        DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE = DRM_BUS_FLAG_SYNC_NEGEDGE,
        DRM_BUS_FLAG_SYNC_SAMPLE_POSEDGE = DRM_BUS_FLAG_SYNC_NEGEDGE,
        DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE = DRM_BUS_FLAG_SYNC_POSEDGE,
+       DRM_BUS_FLAG_SHARP_SIGNALS = BIT(8),
 };
 
 /**