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SubjectRe: [PATCH 3/6] clk: mediatek: mt8192: Do not re-register top_early_divs in probe function
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>On Wed, Sep 28, 2022 at 9:55 AM Miles Chen <miles.chen@mediatek.com> wrote:
>>
>> >> top_early_divs are registered in the CLK_OF_DECLARE_DRIVER() half of the
>> >> topckgen clk driver. Don't try to register it again in the actual probe
>> >> function. This gets rid of the "Trying to register duplicate clock ..."
>> >> warning.
>> >>
>> >> Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
>> >
>> >Can't we simply remove the CLK_OF_DECLARE_DRIVER() and top_init_early entirely,
>> >and transfer TOP_CSW_F26M_D2 to top_divs[] instead?
>> >I get that systimer concern and we have something similar in MT8195, where the
>> >TOP_CLK26M_D2 is registered "late".
>>
>> Another reason for this:
>> Removing the CLK_OF_DECLARE_DRIVER() is good when we want to build our driver as
>> kernel modules because it does not work with kernel modules.
>
>I agree. But as I mentioned in my other reply, we need to fix the clock
>user first before dropping that clock. And there's also the matter of
>DT backward compatibility. So we need to do it incrementally.
>
>
>ChenYu

Got it. thanks for doing this.

thanks,
Miles

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