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Diffstat (limited to 'Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml new file mode 100644 index 0000000000..38d37d8f72 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/st,nomadik-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nomadik GPIO controller + +description: + The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also + been called ST STA2X11. On the Nomadik platform, this driver is intertwined + with pinctrl-nomadik. + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +properties: + $nodename: + pattern: "^gpio@[0-9a-f]+$" + + compatible: + enum: + - st,nomadik-gpio + - mobileye,eyeq5-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-bank: + description: System-wide GPIO bank index. + $ref: /schemas/types.yaml#/definitions/uint32 + + st,supports-sleepmode: + description: Whether the controller can sleep or not. + $ref: /schemas/types.yaml#/definitions/flag + + clocks: + maxItems: 1 + + gpio-ranges: + maxItems: 1 + + ngpios: + minimum: 0 + maximum: 32 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - "#gpio-cells" + - gpio-controller + - interrupt-controller + - gpio-bank + +unevaluatedProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: mobileye,eyeq5-gpio + then: + properties: + st,supports-sleepmode: false + +examples: + - | + gpio@8012e080 { + compatible = "st,nomadik-gpio"; + reg = <0x8012e080 0x80>; + interrupts = <0 120 0x4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + st,supports-sleepmode; + gpio-bank = <1>; + }; |