"samsung,mode" property defines the desired mode of the serial engine
(e.g. I2C or SPI) and only few values are allowed/used by Linux driver.

Cc: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
index f80fcbc3128b..5b046932fbc3 100644
--- a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
+++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
@@ -64,6 +64,7 @@ properties:
 
   samsung,mode:
     $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1, 2, 3]
     description:
       Selects USI function (which serial protocol to use). Refer to
       <include/dt-bindings/soc/samsung,exynos-usi.h> for valid USI mode values.
-- 
2.43.0

On Fri, 03 Jan 2025 09:25:49 +0100, Krzysztof Kozlowski wrote:
> "samsung,mode" property defines the desired mode of the serial engine
> (e.g. I2C or SPI) and only few values are allowed/used by Linux driver.
> 
> 

Applied, thanks!

[1/1] dt-bindings: samsung: exynos-usi: Restrict possible samsung,mode values
      https://git.kernel.org/krzk/linux/c/7ece8b3ca3a6424b220e2a83bd4d625bf5bcb8c8

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

On Fri, 03 Jan 2025 09:25:49 +0100, Krzysztof Kozlowski wrote:
> "samsung,mode" property defines the desired mode of the serial engine
> (e.g. I2C or SPI) and only few values are allowed/used by Linux driver.
> 
> Cc: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
>  Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>

On Fri, Jan 3, 2025 at 2:25 AM Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> "samsung,mode" property defines the desired mode of the serial engine
> (e.g. I2C or SPI) and only few values are allowed/used by Linux driver.
>
> Cc: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>

>  Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> index f80fcbc3128b..5b046932fbc3 100644
> --- a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> @@ -64,6 +64,7 @@ properties:
>
>    samsung,mode:
>      $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [0, 1, 2, 3]
>      description:
>        Selects USI function (which serial protocol to use). Refer to
>        <include/dt-bindings/soc/samsung,exynos-usi.h> for valid USI mode values.
> --
> 2.43.0
>

On 1/3/25 8:25 AM, Krzysztof Kozlowski wrote:
> "samsung,mode" property defines the desired mode of the serial engine
> (e.g. I2C or SPI) and only few values are allowed/used by Linux driver.
> 
> Cc: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org>

> ---
>  Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> index f80fcbc3128b..5b046932fbc3 100644
> --- a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
> @@ -64,6 +64,7 @@ properties:
>  
>    samsung,mode:
>      $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [0, 1, 2, 3]
>      description:
>        Selects USI function (which serial protocol to use). Refer to
>        <include/dt-bindings/soc/samsung,exynos-usi.h> for valid USI mode values.