[PATCH v1 1/4] dt-bindings: soc: imx8m: add DT Binding doc for soc unique ID

[Alice Guo <alice.guo@nxp.com>]

Add DT Binding doc for the Unique ID of i.MX 8M series.

Signed-off-by: Alice Guo <alice.guo@nxp.com>
---
 .../bindings/soc/imx/imx8m-unique-id.yaml     | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/imx/imx8m-unique-id.yaml

diff --git a/Documentation/devicetree/bindings/soc/imx/imx8m-unique-id.yaml b/Documentation/devicetree/bindings/soc/imx/imx8m-unique-id.yaml
new file mode 100644
index 000000000000..f1e45458cec7
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/imx/imx8m-unique-id.yaml
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/nxp/imx8m-unique-id.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX8M Platforms Device Tree Bindings
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - fsl,imx8mm-soc
+              - fsl,imx8mn-soc
+              - fsl,imx8mp-soc
+              - fsl,imx8mq-soc
+          - const: simple-bus
+
+  nvmem-cells:
+    maxItems: 1
+    description:
+      Reference to an nvmem node for the SOC Unique ID.
+
+  nvmem-cells-names:
+    const: soc_unique_id
+
+required:
+  - compatible
+  - nvmem-cells
+  - nvmem-cell-names
+...
--
2.17.1