diff mbox series

[1/4,v4] dt-bindings: mtd-physmap: Add endianness supports

Message ID 20180215114904.23627-1-prabhakar.kushwaha@nxp.com
State Superseded
Delegated to: Boris Brezillon
Headers show
Series dt-bindings: mtd-physmap: Add endianness supports | expand

Commit Message

Prabhakar Kushwaha Feb. 15, 2018, 11:49 a.m. UTC 
Connection between flash and controller is not necessary to be always
of same type. It may varies from platform to platform.

Adding endianness (optional) property to provide connection type
information.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
---
Changes for v2: updated subject
Changes for v3: fixed typo for "big-endian"
Changes for v4: Moved binding definition in mtd-physmap.txt
as discussed at https://patchwork.ozlabs.org/patch/842543/

 Documentation/devicetree/bindings/mtd/mtd-physmap.txt | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Rob Herring Feb. 19, 2018, 2:34 p.m. UTC | #1 
On Thu, Feb 15, 2018 at 05:19:04PM +0530, Prabhakar Kushwaha wrote:
> Connection between flash and controller is not necessary to be always
> of same type. It may varies from platform to platform.
> 
> Adding endianness (optional) property to provide connection type
> information.
> 
> Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
> ---
> Changes for v2: updated subject
> Changes for v3: fixed typo for "big-endian"
> Changes for v4: Moved binding definition in mtd-physmap.txt
> as discussed at https://patchwork.ozlabs.org/patch/842543/
> 
>  Documentation/devicetree/bindings/mtd/mtd-physmap.txt | 5 +++++
>  1 file changed, 5 insertions(+)

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
index 4a0a48bf4ecb..961a8eed9d0d 100644
--- a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
+++ b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
@@ -41,6 +41,11 @@  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 connection between controller and
+			flash. If this property is absent, flash is considered
+			to be host-endian.
+
 The device tree may optionally contain sub-nodes describing partitions of the
 address space. See partition.txt for more detail.