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Diffstat (limited to 'Documentation/devicetree/bindings/gpio/adi,ds4520-gpio.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/adi,ds4520-gpio.yaml | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/adi,ds4520-gpio.yaml b/Documentation/devicetree/bindings/gpio/adi,ds4520-gpio.yaml new file mode 100644 index 0000000000..25b3198c4d --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/adi,ds4520-gpio.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/adi,ds4520-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: DS4520 I2C GPIO expander + +maintainers: + - Okan Sahin <okan.sahin@analog.com> + +properties: + compatible: + enum: + - adi,ds4520-gpio + + reg: + maxItems: 1 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + ngpios: + minimum: 1 + maximum: 9 + +required: + - compatible + - reg + - gpio-controller + - "#gpio-cells" + - ngpios + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + gpio@50 { + compatible = "adi,ds4520-gpio"; + reg = <0x50>; + ngpios = <9>; + gpio-controller; + #gpio-cells = <2>; + }; + }; |