[PATCH mmc-next v4 1/2] dt-bindings: mmc: document alias support

[Matthias Schiffer]

As for I2C and SPI, it now is possible to reserve a fixed index for
mmc/mmcblk devices.

Signed-off-by: Matthias Schiffer <matthias.schiffer@xxxxxxxxxxxxxxx>
---

v4: moved alias documentation from example to description

v3: new patch

 Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 4 ++++
 1 file changed, 4 insertions(+)

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:
   $nodename:
     pattern: "^mmc(@.*)?$"
-- 
2.17.1