linux-kernel - [PATCH 1/2] dt-bindings: nvmem: add "data-size" property

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Message-Id: <20231213154721.5037-1-zajec5@gmail.com>
Date:   Wed, 13 Dec 2023 16:47:20 +0100
From:   Rafał Miłecki <zajec5@...il.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Rafał Miłecki <rafal@...ecki.pl>,
        Christian Marangi <ansuelsmth@...il.com>
Subject: [PATCH 1/2] dt-bindings: nvmem: add "data-size" property

From: Rafał Miłecki <rafal@...ecki.pl>

Allow specifying NVMEM device content size in case it differs from
device total size.

Cc: Christian Marangi <ansuelsmth@...il.com>
Signed-off-by: Rafał Miłecki <rafal@...ecki.pl>
---
 Documentation/devicetree/bindings/nvmem/nvmem.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/nvmem/nvmem.yaml b/Documentation/devicetree/bindings/nvmem/nvmem.yaml
index 4fd015d402ce..095aed4250de 100644
--- a/Documentation/devicetree/bindings/nvmem/nvmem.yaml
+++ b/Documentation/devicetree/bindings/nvmem/nvmem.yaml
@@ -26,6 +26,13 @@ properties:
   "#size-cells":
     const: 1
 
+  data-size:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      NVMEM device actual data (content) size. It may be need to be specified
+      if it differs by design from the total NVMEM device size and it's
+      impossible to determine it on runtime.
+
   read-only:
     $ref: /schemas/types.yaml#/definitions/flag
     description:
-- 
2.35.3