[PATCH v2 2/2] dt-bindings: i2c: add loongson i2c

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Add the Loongson platform i2c binding with DT schema format using
json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
Change in v2:
		1. Removed the "#address-cells" and "#size-cells" in requied.
		2. Add the reviewed-by information.

 .../bindings/i2c/loongson,ls-i2c.yaml         | 47 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml

diff --git a/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml b/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
new file mode 100644
index 000000000000..0e4aee9146f3
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/loongson,ls-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson I2C controller
+
+maintainers:
+  - Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>
+
+allOf:
+  - $ref: /schemas/i2c/i2c-controller.yaml#
+
+properties:
+  compatible:
+    enum:
+      - loongson,ls2k-i2c
+      - loongson,ls7a-i2c
+
+  interrupts:
+    maxItems: 1
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    i2c0: i2c@1fe21000 {
+        compatible = "loongson,ls2k-i2c";
+        reg = <0x1fe21000 0x8>;
+        interrupt-parent = <&liointc0>;
+        interrupts = <22 IRQ_TYPE_LEVEL_LOW>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2c0_pins_default>;
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 95f26184e17c..9f70f4997afc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -12062,6 +12062,7 @@ LOONGSON I2C DRIVER
 M:	Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>
 L:	linux-i2c@xxxxxxxxxxxxxxx
 S:	Maintained
+F:	Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
 F:	drivers/i2c/busses/i2c-loongson.c
 
 LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
-- 
2.31.1




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