[RFC 02/17] ARM: call clk_of_init from time_init

Sebastian Hesselbarth sebastian.hesselbarth at gmail.com
Tue Aug 20 15:47:45 EDT 2013


On 08/20/2013 05:46 PM, Stephen Warren wrote:
> On 08/19/2013 08:04 PM, Sebastian Hesselbarth wrote:
>> Most DT ARM machs require common clock providers initialized before timers.
>> Currently, arch/arm machs use .init_time to call clk_of_init right before
>> clocksource_of_init. This prevents to remove that hook and use the default
>> hook instead. clk_of_init now checks for multiple calls to it, so add
>> the call to ARM arch time_init by default.
>
> Some SoCs call this function in .init_irq() rather than .init_time().
> Perhaps we adjust this patch to do that instead. That way, we can
> presumably get rid of patch 1/17 since we can eliminate any duplicate
> calls, and adjust patch 14/17 (Tegra board file) to remove its custom
> call to of_clock_init(NULL)?

Currently as of -next from yesterday, only tegra is requiring clocks
that early, while others are fine with them close to timers. I really
have no strong opinion on that. That decision should rather be made
by those with a far more complete insight of the consequences than I
have.

Sebastian



More information about the linux-arm-kernel mailing list