doc: binding: rename directory ram to memory-controller

Alignment with kernel directory name as it have already bindings for
DDR controllers in the directory:
Documentation/devicetree/bindings/memory-controller

PS: the drivers using RAM u-class should be associated with
    this binding directory

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay 2019-02-26 13:09:00 +01:00 committed by Tom Rini
parent 7274b7638a
commit 3a29afcbbf
3 changed files with 0 additions and 0 deletions