Unverified Commit 735ffae0 authored by Alexander Stein's avatar Alexander Stein Committed by Robert Foss
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drm/bridge: ti-sn65dsi83: Support negative DE polarity 



Polarity for DE is stored in bridge state. Use this flag for setting
the DE polarity in the bridge.

Signed-off-by: default avatarAlexander Stein <alexander.stein@ew.tq-group.com>
Tested-by: default avatarHerve Codina <herve.codina@bootlin.com>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: default avatarRobert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250225135114.801884-1-alexander.stein@ew.tq-group.com
parent 7cb32743

drivers/gpu/drm/bridge/ti-sn65dsi83.c

+2 −0
Original line number Diff line number Diff line
@@ -561,6 +561,8 @@ static void sn65dsi83_atomic_pre_enable(struct drm_bridge *bridge, 
	       REG_LVDS_FMT_HS_NEG_POLARITY : 0) |

	      (mode->flags & DRM_MODE_FLAG_NVSYNC ?

	       REG_LVDS_FMT_VS_NEG_POLARITY : 0);

	val |= bridge_state->output_bus_cfg.flags & DRM_BUS_FLAG_DE_LOW ?

	       REG_LVDS_FMT_DE_NEG_POLARITY : 0;



	/* Set up bits-per-pixel, 18bpp or 24bpp. */

	if (lvds_format_24bpp) {