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From:   "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
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        Peng Fan <peng.fan@nxp.com>
Subject: [PATCH 1/4] dt-bindings: can: fsl,flexcan: introduce nvmem property
Date:   Thu, 24 Mar 2022 12:20:21 +0800
Message-Id: <20220324042024.26813-2-peng.fan@oss.nxp.com>
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From: Peng Fan <peng.fan@nxp.com>

To i.MX8MP variants, flexcan maybe fused out. Bootloader could use
this property to read out the fuse value and mark the node status
at runtime.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 .../devicetree/bindings/net/can/fsl,flexcan.yaml         | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/can/fsl,flexcan.yaml b/Documentation/devicetree/bindings/net/can/fsl,flexcan.yaml
index e52db841bb8c..0f553fdf8cb2 100644
--- a/Documentation/devicetree/bindings/net/can/fsl,flexcan.yaml
+++ b/Documentation/devicetree/bindings/net/can/fsl,flexcan.yaml
@@ -73,6 +73,15 @@ properties:
       node then controller is assumed to be little endian. If this property is
       present then controller is assumed to be big endian.
 
+  nvmem-cells:
+    maxItems: 1
+    description:
+      Nvmem data cell that indicate whether this IP is fused or not.
+
+  nvmem-cell-names:
+    items:
+      - const: fused
+
   fsl,stop-mode:
     description: |
       Register bits of stop mode control.
-- 
2.35.1