linux-kernel - [PATCH v2 4/4] ARC: [plat-hsdk*] document HSDK-4xD board/SoC bindings

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Date:   Thu,  4 Jun 2020 20:39:27 +0300
From:   Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
To:     linux-snps-arc@...ts.infradead.org,
        Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:     linux-kernel@...r.kernel.org,
        Alexey Brodkin <Alexey.Brodkin@...opsys.com>,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>,
        Rob Herring <robh+dt@...nel.org>
Subject: [PATCH v2 4/4] ARC: [plat-hsdk*] document HSDK-4xD board/SoC bindings

Add documentation for HSDK-4xD board/SoC bindings. While I'm at it
convert HSDK board/SoC bindings to DT schema format using
json-schema.

Cc: Rob Herring <robh+dt@...nel.org>
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
---
 .../devicetree/bindings/arc/hsdk.txt          |  7 -----
 .../devicetree/bindings/arc/hsdk.yaml         | 26 +++++++++++++++++++
 2 files changed, 26 insertions(+), 7 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/arc/hsdk.txt
 create mode 100644 Documentation/devicetree/bindings/arc/hsdk.yaml

diff --git a/Documentation/devicetree/bindings/arc/hsdk.txt b/Documentation/devicetree/bindings/arc/hsdk.txt
deleted file mode 100644
index be50654bbf61..000000000000
--- a/Documentation/devicetree/bindings/arc/hsdk.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-Synopsys DesignWare ARC HS Development Kit Device Tree Bindings
----------------------------------------------------------------------------
-
-ARC HSDK Board with quad-core ARC HS38x4 in silicon.
-
-Required root node properties:
-    - compatible = "snps,hsdk";
diff --git a/Documentation/devicetree/bindings/arc/hsdk.yaml b/Documentation/devicetree/bindings/arc/hsdk.yaml
new file mode 100644
index 000000000000..3a269423b3d3
--- /dev/null
+++ b/Documentation/devicetree/bindings/arc/hsdk.yaml
@@ -0,0 +1,26 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arc/hsdk.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Synopsys DesignWare ARC HS Development Kits device tree bindings.
+
+maintainers:
+  - Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
+
+properties:
+  $nodename:
+    const: '/'
+  compatible:
+    oneOf:
+      - description: ARC HS Development Kit based on quad core ARC HS38
+          processor in silicon
+        items:
+          - const: snps,hsdk
+      - description: ARC HS4x/HS4xD Development Kit based on quad core
+          ARC HS48/HS47D processor in silicon
+        items:
+          - const: snps,hsdk-4xd
+
+...
-- 
2.21.3