Some LVDS encoders can change the polarity of the data signals being
sent. Add a DRM bus flag to reflect this.
Signed-off-by: Maxime Ripard <max...@cerno.tech>
---
include/drm/drm_connector.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 221910948b37..9a08fe6ab7c2 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -330,6 +330,8 @@ enum drm_panel_orientation {
* edge of the pixel clock
* @DRM_BUS_FLAG_SHARP_SIGNALS: Set if the Sharp-specific
signals
* (SPL, CLS, PS, REV) must be used
+ * @DRM_BUS_FLAG_DATA_LOW: The Data signals are active low
+ * @DRM_BUS_FLAG_DATA_HIGH: The Data signals are active high
*/
enum drm_bus_flags {
DRM_BUS_FLAG_DE_LOW = BIT(0),
@@ -349,6 +351,8 @@ enum drm_bus_flags {
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),
+ DRM_BUS_FLAG_DATA_LOW = BIT(9),
+ DRM_BUS_FLAG_DATA_HIGH = BIT(10),
};
/**
--
git-series 0.9.1
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