On Fri, May 28, 2021 at 06:53:29PM +0000, Corentin Labbe wrote:
> Converts timer/faraday,fttmr010.txt to yaml.
>
> Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
> ---
> .../bindings/timer/faraday,fttmr010.txt | 38 --------
> .../bindings/timer/faraday,fttmr010.yaml | 86 +++++++++++++++++++
> 2 files changed, 86 insertions(+), 38 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> create mode 100644 Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
>
> diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> deleted file mode 100644
> index 3cb2f4c98d64..000000000000
> --- a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> +++ /dev/null
> @@ -1,38 +0,0 @@
> -Faraday Technology timer
> -
> -This timer is a generic IP block from Faraday Technology, embedded in the
> -Cortina Systems Gemini SoCs and other designs.
> -
> -Required properties:
> -
> -- compatible : Must be one of
> - "faraday,fttmr010"
> - "cortina,gemini-timer", "faraday,fttmr010"
> - "moxa,moxart-timer", "faraday,fttmr010"
> - "aspeed,ast2400-timer"
> - "aspeed,ast2500-timer"
> - "aspeed,ast2600-timer"
> -
> -- reg : Should contain registers location and length
> -- interrupts : Should contain the three timer interrupts usually with
> - flags for falling edge
> -
> -Optionally required properties:
> -
> -- clocks : a clock to provide the tick rate for "faraday,fttmr010"
> -- clock-names : should be "EXTCLK" and "PCLK" for the external tick timer
> - and peripheral clock respectively, for "faraday,fttmr010"
> -- syscon : a phandle to the global Gemini system controller if the compatible
> - type is "cortina,gemini-timer"
> -
> -Example:
> -
> -timer@43000000 {
> - compatible = "faraday,fttmr010";
> - reg = <0x43000000 0x1000>;
> - interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
> - <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
> - <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
> - clocks = <&extclk>, <&pclk>;
> - clock-names = "EXTCLK", "PCLK";
> -};
> diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml b/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
> new file mode 100644
> index 000000000000..a495ea80c0fc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
> @@ -0,0 +1,86 @@
> +# SPDX-License-Identifier: (GPL-2.0+)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/faraday,fttmr010.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Faraday Technology timer
> +
> +maintainers:
> + - Linus Walleij <linus.walleij@xxxxxxxxxx>
> +
> +description: |
> + This timer is a generic IP block from Faraday Technology, embedded in the
> + Cortina Systems Gemini SoCs and other designs.
> +
> +properties:
> + compatible:
> + oneOf:
> + - const: faraday,fttmr010
> + - items:
> + - const: cortina,gemini-timer
> + - const: faraday,fttmr010
> + - items:
> + - const: moxa,moxart-timer
> + - const: faraday,fttmr010
> + - const: aspeed,ast2400-timer
> + - const: aspeed,ast2500-timer
> + - const: aspeed,ast2600-timer
> +
> + reg:
> + maxItems: 1
> +
> + resets:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 3
> + description: Should contain the three timer interrupts usually with flags for falling edge
> +
> + clocks:
> + minItems: 2
> +
> + clock-names:
> + items:
> + - const: "PCLK"
> + - const: "EXTCLK"
> +
> + syscon:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + maxItems: 1
> +
> +if:
> + properties:
> + compatible:
> + contains:
> + items:
This is wrong because 'contains' should be a schema applying to a single
item whereas 'items' applies to the whole array.
> + - const: cortina,gemini-timer
Just this is enough.
> + - const: faraday,fttmr010
> +then:
> + required:
> + - syscon
> +else:
> + properties:
> + syscon: false
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> + timer@43000000 {
> + compatible = "faraday,fttmr010";
> + reg = <0x43000000 0x1000>;
> + interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
> + <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
> + <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
> + clocks = <&extclk>, <&pclk>;
> + clock-names = "PCLK", "EXTCLK";
> + syscon = <&syscon>;
This should fail based on my read of the .txt binding.
> + };
> +...
> --
> 2.31.1
