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dt-bindings: mtd-physmap: Add endianness supports

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Provide a way to specify the endianness to use when accessing a
memory-mapped flash.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
This commit is contained in:
Prabhakar Kushwaha 2018-03-28 11:14:43 +05:30 committed by Boris Brezillon
parent 55a999a041
commit 147395ea40
1 changed files with 7 additions and 0 deletions
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7
Documentation/devicetree/bindings/mtd/mtd-physmap.txt
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@ -41,6 +41,13 @@ additional (optional) property is defined:
- erase-size : The chip's physical erase block size in bytes.
The device tree may optionally contain endianness property.
little-endian or big-endian : It Represents the endianness that should be used
by the controller to properly read/write data
from/to the flash. If this property is missing,
the endianness is chosen by the system
(potentially based on extra configuration options).
The device tree may optionally contain sub-nodes describing partitions of the
address space. See partition.txt for more detail.