[PATCH v2 1/4] dt-bindings: soc: samsung: usi: add exynosautov9-usi compatible

[Krzysztof Kozlowski]

On 30/06/2022 07:59, Sam Protsenko wrote:
> Hi Chanho,
> 
> On Thu, 30 Jun 2022 at 05:19, Chanho Park <chanho61.park at samsung.com> wrote:
>>
>> Add samsung,exynosautov9-uart dedicated compatible for representing
>> usi of Exynos Auto v9 SoC.
>>
>> Signed-off-by: Chanho Park <chanho61.park at samsung.com>
>> ---
>>  .../devicetree/bindings/soc/samsung/exynos-usi.yaml       | 8 ++++++--
>>  1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
>> index fde886a8cf43..6e806e950a36 100644
>> --- a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
>> +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
>> @@ -22,8 +22,12 @@ properties:
>>      pattern: "^usi@[0-9a-f]+$"
>>
>>    compatible:
>> -    enum:
>> -      - samsung,exynos850-usi   # for USIv2 (Exynos850, ExynosAutoV9)
>> +    oneOf:
>> +      - items:
>> +          - const: samsung,exynosautov9-usi
>> +          - const: samsung,exynos850-usi
>> +      - enum:
>> +          - samsung,exynos850-usi   # for USIv2 (Exynos850, ExynosAutoV9)
>>
> 
> Why "samsung,exynos850-usi" is duplicated? Maybe it would be correct
> to leave only "items" and remove the "enum"?

It has to be like this. Either you use exynos850-usi directly (on
Exynos850) or as a fallback (on Autov9).

Best regards,
Krzysztof