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SubjectRe: [PATCH v2] spi: atmel: convert spi_atmel to json-schema
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On 04/07/2022 10:31, Sergiu Moga wrote:
> Convert SPI DT binding for Atmel/Microchip SoCs to YAML schema.
>
> Signed-off-by: Sergiu Moga <sergiu.moga@microchip.com>
> ---
>
> v1 -> v2:
> - change subject headline prefix from "dt-bindings: spi" to "spi: atmel"

Should be:
spi: dt-bindings: atmel,spi: convert to json-schema
(or to DT schema)


> - change maintainer
> - kept the compatbile as items (instead of switching to enums) and at91rm9200
> as fallback for sam9x60, since the evolution of IP's is incremental.
> - removed unnecessay "cs-gpios" property and descriptions
> - added min/max for fifo-size property.
>
>
> .../devicetree/bindings/spi/atmel,spi.yaml | 77 +++++++++++++++++++
> .../devicetree/bindings/spi/spi_atmel.txt | 36 ---------
> 2 files changed, 77 insertions(+), 36 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/spi/atmel,spi.yaml
> delete mode 100644 Documentation/devicetree/bindings/spi/spi_atmel.txt
>
> diff --git a/Documentation/devicetree/bindings/spi/atmel,spi.yaml b/Documentation/devicetree/bindings/spi/atmel,spi.yaml
> new file mode 100644
> index 000000000000..d627fc9315bc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/atmel,spi.yaml
> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/atmel,spi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel SPI device
> +
> +maintainers:
> + - Tudor Ambarus <tudor.ambarus@microchip.com>
> +
> +allOf:
> + - $ref: spi-controller.yaml#
> +
> +properties:
> + compatible:
> + oneOf:
> + - items:
> + - const: atmel,at91rm9200-spi
> + - items:
> + - const: microchip,sam9x60-spi
> + - const: atmel,at91rm9200-spi
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + clock-names:
> + contains:
> + const: spi_clk
> +
> + clocks:
> + maxItems: 1
> +
> + atmel,fifo-size:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: |
> + Maximum number of data the RX and TX FIFOs can store for FIFO
> + capable SPI controllers.
> + minimum: 16
> + maximum: 32
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clock-names
> + - clocks

In properties it's clock-names followed by clocks, so better to keep
same order here.

> +
> +unevaluatedProperties: false
> +



Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof

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