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drm: rcar-du: disable dtc graph-endpoint warnings on DT overlays 

The rcar DT overlays are missing symetrical remote-endpoint properties
in their graph nodes because the remote-endpoint is fixed up at
run-time. Disable the dtc 'graph-endpoint' warnings when compiling these
overlays. If this becomes a common problem for overlays, then perhaps
this check needs to be disabled for all overlays.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-renesas-soc@vger.kernel.org
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Rob Herring 2018-05-11 09:23:33 -05:00
parent 74656b6829
commit 3098e5b7ee
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/rcar-du/Makefile
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@ -17,3 +17,10 @@ rcar-du-drm-$(CONFIG_DRM_RCAR_VSP) += rcar_du_vsp.o
obj-$(CONFIG_DRM_RCAR_DU) += rcar-du-drm.o
obj-$(CONFIG_DRM_RCAR_DW_HDMI) += rcar_dw_hdmi.o
obj-$(CONFIG_DRM_RCAR_LVDS) += rcar_lvds.o
# 'remote-endpoint' is fixed up at run-time
DTC_FLAGS_rcar_du_of_lvds_r8a7790 += -Wno-graph_endpoint
DTC_FLAGS_rcar_du_of_lvds_r8a7791 += -Wno-graph_endpoint
DTC_FLAGS_rcar_du_of_lvds_r8a7793 += -Wno-graph_endpoint
DTC_FLAGS_rcar_du_of_lvds_r8a7795 += -Wno-graph_endpoint
DTC_FLAGS_rcar_du_of_lvds_r8a7796 += -Wno-graph_endpoint