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
