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Subject[PATCH v1 2/2] dt-bindings: i2c: add loongson i2c
Date
Add the Loongson platform i2c binding with DT schema format using
json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
---
.../bindings/i2c/loongson,ls-i2c.yaml | 49 +++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 50 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..275afe8c8483
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
@@ -0,0 +1,49 @@
+# 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@loongson.cn>
+
+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
+ - "#address-cells"
+ - "#size-cells"
+
+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 e45c678eb40e..b956d5e2d9e0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -12064,6 +12064,7 @@ LOONGSON SERIES I2C DRIVER
M: Yinbo Zhu <zhuyinbo@loongson.cn>
L: linux-i2c@vger.kernel.org
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)
--
2.20.1
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