linux-kernel - [PATCH 2/2] dt-bindings: mtd: Convert imx nand to json-schema

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Date:   Thu, 30 Jul 2020 20:43:24 +0800
From:   Anson Huang <Anson.Huang@....com>
To:     miquel.raynal@...tlin.com, richard@....at, vigneshr@...com,
        robh+dt@...nel.org, han.xu@....com, u.kleine-koenig@...gutronix.de,
        linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH 2/2] dt-bindings: mtd: Convert imx nand to json-schema

Convert the i.MX nand controller binding to DT schema format
using json-schema.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 Documentation/devicetree/bindings/mtd/mxc-nand.txt | 19 ----------
 .../devicetree/bindings/mtd/mxc-nand.yaml          | 42 ++++++++++++++++++++++
 2 files changed, 42 insertions(+), 19 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/mtd/mxc-nand.txt
 create mode 100644 Documentation/devicetree/bindings/mtd/mxc-nand.yaml

diff --git a/Documentation/devicetree/bindings/mtd/mxc-nand.txt b/Documentation/devicetree/bindings/mtd/mxc-nand.txt
deleted file mode 100644
index 2857c62..0000000
--- a/Documentation/devicetree/bindings/mtd/mxc-nand.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-* Freescale's mxc_nand
-
-Required properties:
-- compatible: "fsl,imxXX-nand"
-- reg: address range of the nfc block
-- interrupts: irq to be used
-- nand-bus-width: see nand-controller.yaml
-- nand-ecc-mode: see nand-controller.yaml
-- nand-on-flash-bbt: see nand-controller.yaml
-
-Example:
-
-	nand@...00000 {
-		compatible = "fsl,imx27-nand";
-		reg = <0xd8000000 0x1000>;
-		interrupts = <29>;
-		nand-bus-width = <8>;
-		nand-ecc-mode = "hw";
-	};
diff --git a/Documentation/devicetree/bindings/mtd/mxc-nand.yaml b/Documentation/devicetree/bindings/mtd/mxc-nand.yaml
new file mode 100644
index 0000000..ee4d1d0
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/mxc-nand.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/mxc-nand.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title:  Freescale's mxc_nand binding
+
+maintainers:
+  - Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
+
+allOf:
+  - $ref: "nand-controller.yaml"
+
+properties:
+  compatible:
+    const: fsl,imx27-nand
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    nand-controller@...00000 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        compatible = "fsl,imx27-nand";
+        reg = <0xd8000000 0x1000>;
+        interrupts = <29>;
+        nand-bus-width = <8>;
+        nand-ecc-mode = "hw";
+    };
-- 
2.7.4