[PATCH V2] clk: introduce u-boot,ignore-clk-defaults

Sean Anderson seanga2 at gmail.com
Sat Nov 20 16:06:55 CET 2021


On 11/20/21 7:57 AM, Tom Rini wrote:
> On Sat, Nov 20, 2021 at 12:10:54PM +0000, Peng Fan (OSS) wrote:
>>> Subject: [PATCH V2] clk: introduce u-boot,ignore-clk-defaults
>>>
>>> From: Peng Fan <peng.fan at nxp.com>
>>>
>>> Current code has a force clk_set_defaults in multiple stages, U-Boot reuse the
>>> same device tree and Linux Kernel device tree, but we not register all the clks
>>> as Linux Kernel, so clk_set_defaults will fail and cause the clk provider
>>> registeration fail.
>>>
>>> So introduce a new property to ignore the default settings which could be
>>> used by any node that wanna ignore default settings.
>>>
>>> Reviewed-by: Simon Glass <sjg at chromium.org>
>>> Signed-off-by: Peng Fan <peng.fan at nxp.com>
>>> ---
>>>
>>> V2:
>>>   Add R-b tag
>>>   Tom, Simon
>>>     After a thought, I think still put it as a u-boot thing. assigned-clock-x is
>>>     actually Linux specific, however I could not add the new property to Linux,
>>>     because we are supporting SystemReady-IR, we need the
>>> assigned-clock-x property
>>>     in linux working and ignore it in U-Boot.
>>
>> Any more thoughts?
> 
> Just my continued request that you treat this as generic and submit the
> binding upstream so it can be in the device tree for the platform.
> 

Hmm.

Could we just do

/delete-property/ assigned-clocks;

in our u-boot dtsi?

--Sean


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