linux-kernel - [PATCH v2 2/2] dt-bindings: soc: add loongson2 guts

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Date:   Tue, 25 Oct 2022 11:51:28 +0800
From:   Yinbo Zhu <zhuyinbo@...ngson.cn>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Arnd Bergmann <arnd@...db.de>,
        Hector Martin <marcan@...can.st>,
        Lubomir Rintel <lkundrak@...sk>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Hitomi Hasegawa <hasegawa-hitomi@...itsu.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Brian Norris <briannorris@...omium.org>,
        Sven Peter <sven@...npeter.dev>, loongarch@...ts.linux.dev,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yinbo Zhu <zhuyinbo@...ngson.cn>
Subject: [PATCH v2 2/2] dt-bindings: soc: add loongson2 guts

Add the loongson2 soc guts driver binding with DT schema format
using json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@...ngson.cn>
---
 .../soc/loongson/loongson,ls2k-guts.yaml      | 37 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-guts.yaml

diff --git a/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-guts.yaml b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-guts.yaml
new file mode 100644
index 000000000000..2502f8aeb74d
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-guts.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/loongson/loongson,ls2k-guts.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson2 GUTS driver.
+
+maintainers:
+  - Yinbo Zhu <zhuyinbo@...ngson.cn>
+
+description: |
+  GUTS driver was to manage and access global utilities block. Initially
+  only reading SVR and registering soc device are supported.
+
+properties:
+  compatible:
+    const: loongson,ls2k-guts
+
+  reg:
+    maxItems: 1
+
+  little-endian: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    guts: guts@...00000 {
+        compatible = "loongson,ls2k-guts";
+        reg = <0x1fe00000 0x3ffc>;
+        little-endian;
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 0f06dc83f7c6..b23474a5d8c1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11934,6 +11934,7 @@ LOONGSON2 SOC SERIES GUTS DRIVER
 M:	Yinbo Zhu <zhuyinbo@...ngson.cn>
 L:	loongarch@...ts.linux.dev
 S:	Maintained
+F:	Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-guts.yaml
 F:	drivers/soc/loongson/loongson2_guts.c
 
 LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
-- 
2.31.1