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-rw-r--r--Documentation/devicetree/bindings/mmc/mmc-controller.yaml4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
index b96da0c7f819..f928f66fc59a 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
+++ b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
@@ -14,6 +14,10 @@ description: |
that requires the respective functionality should implement them using
these definitions.
+ It is possible to assign a fixed index mmcN to an MMC host controller
+ (and the corresponding mmcblkN devices) by defining an alias in the
+ /aliases device tree node.
+
properties:
$nodename:
pattern: "^mmc(@.*)?$"