drm: of: fix documentation reference

Documentation/devicetree/bindings/graph.txt content has move directly to
the dt-schema repo in commit 4b52be0ce6ad ("dt-bindings: Remove plain
text OF graph binding").

Point to the YAML of the official repo instead of the old file.

Signed-off-by: Raphael Gallais-Pou <rgallaispou@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250328114148.260322-1-rgallaispou@gmail.com
Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>

diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
index d0183dea770308e77f05da364ffe087d53f3be36..4f65ce729a473ec372bd76a60ac11a40ffb5df97 100644 (file)
--- a/drivers/gpu/drm/drm_of.c
+++ b/drivers/gpu/drm/drm_of.c
@@ -55,7 +55,8 @@ EXPORT_SYMBOL(drm_of_crtc_port_mask);
  * and generate the DRM mask of CRTCs which may be attached to this
  * encoder.
  *
- * See Documentation/devicetree/bindings/graph.txt for the bindings.
+ * See https://github.com/devicetree-org/dt-schema/blob/main/dtschema/schemas/graph.yaml
+ * for the bindings.
  */
 uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
                                    struct device_node *port)
@@ -106,7 +107,9 @@ EXPORT_SYMBOL_GPL(drm_of_component_match_add);
  * Parse the platform device OF node and bind all the components associated
  * with the master. Interface ports are added before the encoders in order to
  * satisfy their .bind requirements
- * See Documentation/devicetree/bindings/graph.txt for the bindings.
+ *
+ * See https://github.com/devicetree-org/dt-schema/blob/main/dtschema/schemas/graph.yaml
+ * for the bindings.
  *
  * Returns zero if successful, or one of the standard error codes if it fails.
  */