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6abd174c9c
Add optional reset device-tree property to the Nomadik GPIO controller. Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com> Link: https://lore.kernel.org/r/20240228-mbly-gpio-v2-4-3ba757474006@bootlin.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
96 lines
1.7 KiB
YAML
96 lines
1.7 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/gpio/st,nomadik-gpio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Nomadik GPIO controller
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description:
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The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also
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been called ST STA2X11. On the Nomadik platform, this driver is intertwined
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with pinctrl-nomadik.
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maintainers:
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- Linus Walleij <linus.walleij@linaro.org>
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properties:
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$nodename:
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pattern: "^gpio@[0-9a-f]+$"
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compatible:
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enum:
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- st,nomadik-gpio
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- mobileye,eyeq5-gpio
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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"#gpio-cells":
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const: 2
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gpio-controller: true
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interrupt-controller: true
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"#interrupt-cells":
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const: 2
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gpio-bank:
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description: System-wide GPIO bank index.
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$ref: /schemas/types.yaml#/definitions/uint32
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st,supports-sleepmode:
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description: Whether the controller can sleep or not.
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$ref: /schemas/types.yaml#/definitions/flag
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clocks:
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maxItems: 1
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gpio-ranges:
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maxItems: 1
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ngpios:
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minimum: 0
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maximum: 32
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resets:
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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- "#gpio-cells"
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- gpio-controller
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- interrupt-controller
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- gpio-bank
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unevaluatedProperties: false
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: mobileye,eyeq5-gpio
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then:
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properties:
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st,supports-sleepmode: false
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examples:
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- |
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gpio@8012e080 {
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compatible = "st,nomadik-gpio";
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reg = <0x8012e080 0x80>;
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interrupts = <0 120 0x4>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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st,supports-sleepmode;
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gpio-bank = <1>;
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};
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