Re: [PATCH -next v2 5/6] dt-bindings: ipmi: aspeed,kcs-bmc: add 'clocks' as a required property

[Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>]

On 11/3/2021 3:45 PM, Joel Stanley wrote:
> On Wed, 3 Nov 2021 at 17:27, Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com> wrote:
>>
>> On 11/3/2021 9:29 AM, Rob Herring wrote:
> 
>>> It's possible that 'clocks' was always required or that it never
>>> worked without clocks, then this change is okay. Looking at this
>>> patch, I have no way to know that. The commit message has to explain
>>> that. A commit message needs to answer WHY are you making the change.
>>> You don't really need WHAT the change is as anyone can read the diff.
>>
>> Then what would be better? Would it be good enough if I add more detail
>> commit message including a note that dtb recompiling is required? Or,
>> should I change this series to treat the 'clocks' as an optional
>> property? Can you please share your thought?
> 
> Make it essential. It was only by accident that things have worked
> without this change.
> 
> While keeping backwards compatibility with dtbs is a goal we strive
> for, in practice we use the dtb from the corresponding kernel source
> tree, so as long as the patch to the driver is applied in the same
> place as the patch to the device tree no systems will break.

Okay. I'll keep 'clocks' property as a required property and will make
the commit message of this patch more descriptive. Thanks a lot for your
feedback.

Cheers,
Jae