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From: krzk@kernel.org
To: linux-nfc@lists.01.org
Subject: [linux-nfc] Re: [PATCH net-next 1/2] dt-bindings: net: nfc: s3fwrn5: Support a UART interface
Date: Mon, 23 Nov 2020 09:01:23 +0100	[thread overview]
Message-ID: <20201123080123.GA5656@kozik-lap> (raw)
In-Reply-To: 20201123075526epcms2p59410a8ba942f8942f53a593d9df764d0@epcms2p5

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On Mon, Nov 23, 2020@04:55:26PM +0900, Bongsu Jeon wrote:
> Since S3FWRN82 NFC Chip, The UART interface can be used.
> S3FWRN82 supports I2C and UART interface.
> 
> Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com>
> ---
>  .../bindings/net/nfc/samsung,s3fwrn5.yaml     | 28 +++++++++++++++++--
>  1 file changed, 26 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml b/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml
> index cb0b8a560282..37b3e5ae5681 100644
> --- a/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml
> +++ b/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml
> @@ -13,6 +13,7 @@ maintainers:
>  properties:
>    compatible:
>      const: samsung,s3fwrn5-i2c
> +    const: samsung,s3fwrn82-uart

This does not work, you need to use enum. Did you run@least
dt_bindings_check?

The compatible should be just "samsung,s3fwrn82". I think it was a
mistake in the first s3fwrn5 submission to add a interface to
compatible.

>  
>    en-gpios:
>      maxItems: 1
> @@ -47,10 +48,19 @@ additionalProperties: false
>  required:
>    - compatible
>    - en-gpios
> -  - interrupts
> -  - reg
>    - wake-gpios
>  
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: samsung,s3fwrn5-i2c
> +    then:
> +      required:
> +        - interrupts
> +        - reg
> +
>  examples:
>    - |
>      #include <dt-bindings/gpio/gpio.h>
> @@ -71,3 +81,17 @@ examples:
>              wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>;
>          };
>      };
> +  # UART example on Raspberry Pi
> +  - |
> +    &uart0 {
> +        status = "okay";
> +
> +        s3fwrn82_uart {

Just "bluetooth" to follow Devicetree specification.

Best regards,
Krzysztof

             reply	other threads:[~2020-11-23  8:01 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-23  8:01 krzk [this message]
  -- strict thread matches above, loose matches on Subject: below --
2020-11-24 11:39 [linux-nfc] Re: [PATCH net-next 1/2] dt-bindings: net: nfc: s3fwrn5: Support a UART interface Bongsu Jeon
2020-11-24 11:41 krzk
2020-11-25  3:08 Bongsu Jeon
2020-11-25  7:37 Krzysztof Kozlowski

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