Re: [PATCH v6 1/3] dt-bindings: mtd: partitions: support label/name only partition

From: Rob Herring
Date: Tue Jun 28 2022 - 15:49:28 EST


On Wed, 22 Jun 2022 03:06:26 +0200, Christian Marangi wrote:
> Document new partition nodes that declare only the label/name instead
> of the reg used to provide an OF node for partition registred at runtime
> by parsers. This is required for nvmem system to declare and detect
> nvmem-cells.
>
> With these special partitions, the reg / offset is not required and a
> 'partition-' prefix is needed.
> The node name with the 'partition-' prefix stripped, is used to match
> the partition allocated by the parser at runtime and the parser will
> provide reg and offset of the mtd.
> If the partition to match contains invalid char for a node name, the
> label binding can be used to declare the partition name.
>
> NVMEM will use the data from the parser and provide the NVMEM cells
> declared in the DTS, "connecting" the dynamic partition with a
> static declaration of cells in them.
>
> Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>
> ---
> .../bindings/mtd/partitions/partition.yaml | 20 +++++++++++++++++--
> 1 file changed, 18 insertions(+), 2 deletions(-)
>

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>