[PATCH v20 18/19] dt-bindings: mtd: pl353-nand: Describe this hardware controller

[Miquel Raynal]

Add a yaml description of this NAND controller which is described as a
subnode of the SMC bus.

Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>
---
 .../bindings/mtd/arm,pl353-nand-r2p1.yaml     | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml

diff --git a/Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml b/Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml
new file mode 100644
index 000000000000..609726ed72de
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/arm,pl353-nand-r2p1.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: PL353 NAND Controller device tree bindings
+
+allOf:
+  - $ref: "nand-controller.yaml"
+
+maintainers:
+  - Miquel Raynal <miquel.raynal at bootlin.com>
+  - Naga Sureshkumar Relli <naga.sureshkumar.relli at xilinx.com>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - arm,pl353-nand-r2p1
+
+  reg:
+    items:
+      - items:
+        - description: CS with regard to the parent ranges property
+        - description: Offset of the memory region requested by the device
+        - description: Length of the memory region requested by the device
+
+  "#address-cells": true
+  "#size-cells": true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: true
+
+examples:
+  - |
+    nand0: nand-controller at 0,0 {
+      compatible = "arm,pl353-nand-r2p1";
+      reg = <0 0 0x1000000>;
+      #address-cells = <1>;
+      #size-cells = <0>;
+    };
-- 
2.27.0