Re: [PATCH] dt-bindings: timer: tegra: Convert to json-schema

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On Wed, Jul 05, 2023 at 05:30:56PM +0200, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
> 
> Convert the Tegra timer bindings from the free-form text format to
> json-schema.
> 
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
>  .../bindings/timer/nvidia,tegra20-timer.yaml  | 121 ++++++++++++++++++
>  .../bindings/timer/nvidia,tegra210-timer.yaml |  70 ++++++++++
>  2 files changed, 191 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.yaml
>  create mode 100644 Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.yaml

Convert? Where's the removal?

> 
> diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.yaml b/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.yaml
> new file mode 100644
> index 000000000000..d57663d73095
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.yaml
> @@ -0,0 +1,121 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/nvidia,tegra20-timer.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NVIDIA Tegra20 (and later) Timer
> +
> +maintainers:
> +  - Thierry Reding <thierry.reding@xxxxxxxxx>
> +  - Jon Hunter <jonathanh@xxxxxxxxxx>
> +
> +description: The Tegra20 timer provides four 29-bit timer channels and a single 32-bit free
> +  running counter. The first two channels may also trigger a watchdog reset.
> +
> +  The timer found on Tegra30 provides ten 29-bit timer channels, a single 32-bit free running
> +  counter, and 5 watchdog modules. The first two channels may also trigger a legacy watchdog
> +  reset.

Needs a '|' if you care about the formatting.

> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - enum:
> +              - nvidia,tegra114-timer
> +              - nvidia,tegra124-timer
> +          - const: nvidia,tegra30-timer
> +
> +      - items:
> +          - const: nvidia,tegra30-timer
> +          - const: nvidia,tegra20-timer
> +
> +      - const: nvidia,tegra20-timer
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    minItems: 4
> +    maxItems: 6
> +
> +  clocks:
> +    items:
> +      - description: module clock
> +
> +  clock-names:
> +    items:
> +      - const: timer
> +
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: nvidia,tegra30-timer
> +    then:
> +      properties:
> +        interrupts:
> +          description: One interrupt per each of timer channels 1 through 5 and one shared
> +            interrupt for the remaining channels.
> +          minItems: 6
> +    else:
> +      properties:
> +        interrupts:
> +          description: One interrupt for each timer channel.
> +          maxItems: 4
> +
> +additionalProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/tegra20-car.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    timer@60005000 {
> +        compatible = "nvidia,tegra20-timer";
> +        reg = <0x60005000 0x60>;
> +        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&tegra_car TEGRA20_CLK_TWD>;
> +    };
> +
> +  - |
> +    #include <dt-bindings/clock/tegra30-car.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    timer@60005000 {
> +        compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer";
> +        reg = <0x60005000 0x400>;
> +        interrupts = <GIC_SPI 0   IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 1   IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 41  IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 42  IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&tegra_car TEGRA30_CLK_TWD>;
> +    };
> +
> +  - |
> +    #include <dt-bindings/clock/tegra114-car.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    timer@60005000 {
> +      compatible = "nvidia,tegra114-timer", "nvidia,tegra30-timer";
> +      reg = <0x60005000 0x400>;
> +      interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> +                   <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> +                   <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
> +                   <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
> +                   <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
> +                   <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
> +      clocks = <&tegra_car TEGRA114_CLK_TIMER>;
> +    };
> diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.yaml b/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.yaml
> new file mode 100644
> index 000000000000..2b42d8d03b7b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.yaml
> @@ -0,0 +1,70 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/nvidia,tegra210-timer.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NVIDIA Tegra210 Timer
> +
> +maintainers:
> +  - Thierry Reding <thierry.reding@xxxxxxxxx>
> +  - Jon Hunter <jonathanh@xxxxxxxxxx>
> +
> +description: The Tegra210 timer provides fourteen 29-bit timer counters and one 32-bit timestamp
> +  counter. The TMRs run at either a fixed 1 MHz clock rate derived from the oscillator clock
> +  (TMR0-TMR9) or directly at the oscillator clock (TMR10-TMR13). Each TMR can be programmed to
> +  generate one-shot, periodic, or watchdog interrupts.
> +
> +properties:
> +  compatible:
> +    const: nvidia,tegra210-timer
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    description: One interrupt per each timer channels 0 through 13.
> +    minItems: 14
> +    maxItems: 14
> +
> +  clocks:
> +    items:
> +      - description: module clock
> +
> +  clock-names:
> +    items:
> +      - const: timer
> +
> +additionalProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/tegra210-car.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    timer@60005000 {
> +        compatible = "nvidia,tegra210-timer";
> +        reg = <0x60005000 0x400>;
> +        interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&tegra_car TEGRA210_CLK_TIMER>;
> +        clock-names = "timer";
> +    };
> -- 
> 2.41.0
> 



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