Re: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock bindings

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On 12/08/2024 11:39, Ryan Chen wrote:
>> Subject: RE: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock bindings
>>
>>> Subject: Re: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock
>>> bindings
>>>
>>> On 12/08/2024 10:22, Ryan Chen wrote:
>>>>> Subject: Re: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock
>>>>> bindings
>>>>>
>>>>> On 12/08/2024 09:26, Ryan Chen wrote:
>>>>>>> Subject: RE: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock
>>>>>>> bindings
>>>>>>>
>>>>>>>> Subject: Re: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock
>>>>>>>> bindings
>>>>>>>>
>>>>>>>> On 09/08/2024 07:47, Ryan Chen wrote:
>>>>>>>>>> Subject: Re: [PATCH 3/4] dt-bindings: clock: Add AST2700 clock
>>>>>>>>>> bindings
>>>>>>>>>>
>>>>>>>>>> Le 08/08/2024 à 09:59, Ryan Chen a écrit :
>>>>>>>>>>> Add dt bindings for AST2700 clock controller
>>>>>>>>>>>
>>>>>>>>>>> Signed-off-by: Ryan Chen <ryan_chen@xxxxxxxxxxxxxx>
>>>>>>>>>>> ---
>>>>>>>>>>>   .../dt-bindings/clock/aspeed,ast2700-clk.h    | 175
>>>>>>>>>> ++++++++++++++++++
>>>>>>>>>>>   1 file changed, 175 insertions(+)
>>>>>>>>>>>   create mode 100644
>>>>>>>>>>> include/dt-bindings/clock/aspeed,ast2700-clk.h
>>>>>>>>>>>
>>>>>>>>>>> diff --git a/include/dt-bindings/clock/aspeed,ast2700-clk.h
>>>>>>>>>>> b/include/dt-bindings/clock/aspeed,ast2700-clk.h
>>>>>>>>>>> new file mode 100644
>>>>>>>>>>> index 000000000000..facf72352c3e
>>>>>>>>>>> --- /dev/null
>>>>>>>>>>> +++ b/include/dt-bindings/clock/aspeed,ast2700-clk.h
>>>>>>>>>>> @@ -0,0 +1,175 @@
>>>>>>>>>>> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>>>>>>>>>> +*/
>>>>>>>>>>> +/*
>>>>>>>>>>> + * Device Tree binding constants for AST2700 clock controller.
>>>>>>>>>>> + *
>>>>>>>>>>> + * Copyright (c) 2024 Aspeed Technology Inc.
>>>>>>>>>>> + */
>>>>>>>>>>> +
>>>>>>>>>>> +#ifndef __DT_BINDINGS_CLOCK_AST2700_H #define
>>>>>>>>>>> +__DT_BINDINGS_CLOCK_AST2700_H
>>>>>>>>>>> +
>>>>>>>>>>> +/* SOC0 clk-gate */
>>>>>>>>>>> +#define SCU0_CLK_GATE_MCLK (0) #define
>>> SCU0_CLK_GATE_ECLK (1)
>>>>>>>>>>> +#define SCU0_CLK_GATE_2DCLK        (2)
>>>>>>>>>>> +#define SCU0_CLK_GATE_VCLK (3) #define
>> SCU0_CLK_GATE_BCLK
>>> (4)
>>>>>>>>>>> +#define SCU0_CLK_GATE_VGA0CLK      (5)
>>>>>>>>>>> +#define SCU0_CLK_GATE_REFCLK       (6)
>>>>>>>>>>> +#define SCU0_CLK_GATE_PORTBUSB2CLK (7) #define
>>>>>>>> SCU0_CLK_GATE_RSV8
>>>>>>>>>>> +(8)
>>>>>>>>>>> +#define SCU0_CLK_GATE_UHCICLK      (9)
>>>>>>>>>>> +#define SCU0_CLK_GATE_VGA1CLK      (10)
>>>>>>>>>>> +#define SCU0_CLK_GATE_DDRPHYCLK    (11)
>>>>>>>>>>> +#define SCU0_CLK_GATE_E2M0CLK      (12)
>>>>>>>>>>> +#define SCU0_CLK_GATE_HACCLK       (13)
>>>>>>>>>>> +#define SCU0_CLK_GATE_PORTAUSB2CLK (14)
>>>>>>>>>>> +#define SCU0_CLK_GATE_UART4CLK     (15)
>>>>>>>>>>> +#define SCU0_CLK_GATE_SLICLK       (16)
>>>>>>>>>>> +#define SCU0_CLK_GATE_DACCLK       (17)
>>>>>>>>>>> +#define SCU0_CLK_GATE_DP   (18)
>>>>>>>>>>> +#define SCU0_CLK_GATE_E2M1CLK      (19)
>>>>>>>>>>> +#define SCU0_CLK_GATE_CRT0CLK      (20)
>>>>>>>>>>> +#define SCU0_CLK_GATE_CRT1CLK      (21)
>>>>>>>>>>> +#define SCU0_CLK_GATE_VLCLK        (22)
>>>>>>>>>>> +#define SCU0_CLK_GATE_ECDSACLK     (23)
>>>>>>>>>>> +#define SCU0_CLK_GATE_RSACLK       (24)
>>>>>>>>>>> +#define SCU0_CLK_GATE_RVAS0CLK     (25)
>>>>>>>>>>> +#define SCU0_CLK_GATE_UFSCLK       (26)
>>>>>>>>>>> +#define SCU0_CLK_GATE_EMMCCLK      (27)
>>>>>>>>>>> +#define SCU0_CLK_GATE_RVAS1CLK     (28)
>>>>>>>>>>> +/* reserved 29 ~ 31*/
>>>>>>>>
>>>>>>>> No, you cannot reserve IDs. They are always continous.
>>>>>>> I think for mis-understood.
>>>>>>> I will remove the comment.
>>>>>>> And keep it is continuous. Thanks.
>>>>>>>>
>>>>>>>>>>> +#define SCU0_CLK_GATE_NUM  (SCU0_CLK_GATE_RVAS1CLK +
>>> 1)
>>>>>>>>
>>>>>>>> No, not a binding.
>>>>>>>
>>>>>> I will modify by following.
>>>>>>
>>>>>> #define SCU0_CLK_GATE_RVAS1CLK  (28)
>>>>>> #define SCU0_CLK_GATE_NUM       (SCU0_CLK_GATE_RVAS1CLK +
>> 1)
>>>>>
>>>>> Nothing changed. Still not a binding. Why do you send the same and
>>>>> expect different result? Drop.
>>>>>
>>>>> Address feedback sent to you from previous versions of the patchset.
>>>>> There was never a reply.
>>>> Sorry, mis-understood.
>>>> Since you think "#define SCU0_CLK_GATE_NUM" not a binding.
>>>> Do you mean I should #define SCU0_CLK_GATE_NUM in clk driver, not in
>>> binding header, am I right?
>>>
>>> What did I write in the first Aspeed 2700 patch? So you are not going
>>> to respond there? Are you going to implement entire feedback received
>>> in the first version of the patchset?
>>
>> Apologize again, I do the internal discussion, it should not send "Introduce
>> ASPEED AST27XX BMC SoC" series patch. it should be separate series patch.
>> It should be bite by bite, example clk driver patches, platform patches,
>> interrupt patches.
>> So I am not going to response there, prefer here.
>>
>> So I still not understood your point "not a binding" is ~
>>
>>
> I review your point on 
> https://patchwork.kernel.org/project/linux-clk/patch/20240726110355.2181563-3-kevin_chen@xxxxxxxxxxxxxx/
> 
> Do you mean I should not be gate naming here, all should be clk. 
> Example +#define SCU0_CLK_GATE_RVAS1CLK -> +#define SCU0_CLK_RVAS1 am I right?

Drop the define for number of clocks from the header, because it is not
a binding. You can put it in the driver or not, I don't care and do not
provide guidance on this because I don't know if it makes sense at all.
What I know is that number of clocks is not related to binding. It is
not needed in the binding, either.

Best regards,
Krzysztof





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