[PATCH v1 2/4] dt-bindings: clock: rk3368: add CLK_I2S_8CH_PRE and CLK_I2S_8CH_FRAC

Krzysztof Kozlowski krzk at kernel.org
Sat Sep 6 00:21:30 PDT 2025


On 06/09/2025 03:34, 李维豪 wrote:
> Hi,
> 
> Krzysztof Kozlowski <krzk at kernel.org> 于2025年9月5日周五 22:13写道:
>>
>> On 05/09/2025 15:23, WeiHao Li wrote:
>>> We need a clock id to assign clock parent when use i2s 8ch as audio
>>> device, CLK_I2S_8CH_FRAC should be CLK_I2S_8CH_PRE parent so we can get
>>> frequency we want.
>>>
>>> Signed-off-by: WeiHao Li <cn.liweihao at gmail.com>
>>> ---
>>>  include/dt-bindings/clock/rk3368-cru.h | 3 +++
>>>  1 file changed, 3 insertions(+)
>>>
>>> diff --git a/include/dt-bindings/clock/rk3368-cru.h b/include/dt-bindings/clock/rk3368-cru.h
>>> index b951e29069..795e721957 100644
>>> --- a/include/dt-bindings/clock/rk3368-cru.h
>>> +++ b/include/dt-bindings/clock/rk3368-cru.h
>>> @@ -183,6 +183,9 @@
>>>  #define HCLK_BUS             477
>>>  #define HCLK_PERI            478
>>>
>>> +#define CLK_I2S_8CH_PRE              500
>>
>> 479
>>
>>> +#define CLK_I2S_8CH_FRAC     501
>>
>> 480, no?
>>
> 
> Neither of these clocks belong to the previous grouping in terms of
> type, so I chose to start with a new integer id here.

I don't know what is "previous grouping" here, but IDs are abstract and
are incremented by 1.

Best regards,
Krzysztof



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