[PATCH 1/3] dt-bindings: gpio: realtek: Add realtek,rtd1625-gpio

Krzysztof Kozlowski krzk at kernel.org
Wed Apr 1 00:47:04 PDT 2026


On Tue, Mar 31, 2026 at 07:38:33PM +0800, Yu-Chun Lin wrote:
> +  reg:
> +    items:
> +      - description: GPIO controller registers
> +      - description: GPIO interrupt registers
> +
> +  interrupts:
> +    items:
> +      - description: Interrupt number of the assert GPIO interrupt, which is
> +                     triggered when there is a rising edge.
> +      - description: Interrupt number of the deassert GPIO interrupt, which is
> +                     triggered when there is a falling edge.
> +      - description: Interrupt number of the level-sensitive GPIO interrupt,
> +                     triggered by a configured logic level.
> +
> +  interrupt-controller: true
> +
> +  "#interrupt-cells":
> +    const: 2
> +
> +  gpio-ranges: true
> +
> +  gpio-controller: true
> +
> +  "#gpio-cells":
> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - gpio-ranges
> +  - gpio-controller
> +  - "#gpio-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    gpio at 89120 {
> +      compatible = "realtek,rtd1625-isom-gpio";
> +      reg = <0x89120 0x10>,

0x10 feels very short range.

> +            <0x89100 0x20>;

And this means it's continuous. Are you sure these are two separate
address spaces?

Best regards,
Krzysztof




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