[PATCH 1/5] dt-bindings: soc: ti: am62-system-controller: add AM62 syscon

Roger Quadros rogerq at kernel.org
Mon May 20 04:35:53 PDT 2024



On 18/05/2024 23:07, Krzysztof Kozlowski wrote:
> Add dedicated binding for AM62 and AM62A wakeup system controller
> registers, already used in the DTS to properly describe their children.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> ---
>  .../bindings/soc/ti/ti,am62-system-controller.yaml | 77 ++++++++++++++++++++++
>  1 file changed, 77 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/soc/ti/ti,am62-system-controller.yaml b/Documentation/devicetree/bindings/soc/ti/ti,am62-system-controller.yaml
> new file mode 100644
> index 000000000000..d3bd67717999
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/ti/ti,am62-system-controller.yaml
> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/ti/ti,am62-system-controller.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: TI AM62 System Controller Registers R/W
> +
> +maintainers:
> +  - Kishon Vijay Abraham I <kishon at ti.com>

Above email might be invalid. Please use this instead

Kishon Vijay Abraham I <kishon at kernel.org>

> +  - Roger Quadros <rogerq at kernel.org>
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - ti,am62-system-controller
> +          - ti,am62a-system-controller
> +      - const: syscon
> +      - const: simple-mfd
> +
> +  reg:
> +    maxItems: 1
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 1
> +
> +  ranges: true
> +
> +patternProperties:
> +  "^chipid@[0-9a-f]+$":
> +    type: object
> +    $ref: /schemas/hwinfo/ti,k3-socinfo.yaml#
> +
> +  "^syscon@[0-9a-f]+$":
> +    type: object
> +    $ref: /schemas/mfd/syscon.yaml#
> +    unevaluatedProperties: false
> +    properties:
> +      compatible:
> +        items:
> +          - const: ti,am62-usb-phy-ctrl
> +          - const: syscon
> +
> +required:
> +  - compatible
> +  - reg
> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    syscon at 43000000 {
> +        compatible = "ti,am62-system-controller", "syscon", "simple-mfd";
> +        reg = <0x43000000 0x20000>;
> +        bootph-all;
> +        #address-cells = <1>;
> +        #size-cells = <1>;
> +        ranges = <0x0 0x43000000 0x20000>;
> +
> +        chipid at 14 {
> +            compatible = "ti,am654-chipid";
> +            reg = <0x14 0x4>;
> +            bootph-all;
> +        };
> +
> +        syscon at 4008 {
> +            compatible = "ti,am62-usb-phy-ctrl", "syscon";
> +            reg = <0x4008 0x4>;
> +        };
> +    };
> 

-- 
cheers,
-roger



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