Re: [PATCH 2/2] clk: tegra: add ac97 controller clock

[Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>]

On 01/30/2013 02:35 AM, Peter De Schrijver wrote:
>>
>>> and also ac97 clock == pll_a_out0, so you can
>>> just as well use the pll out in that case.
>>
>> I suspect that "ac97 clock == pll_a_out0" isn't categorically true; it's
>> quite possible that the TRM simply doesn't document the mux
>> register/field for the ac97 clock since the ac97 module is considered
>> deprecated. The diagram at the end of section 5.2.3 "Audio Clocks"
>> certainly implies that all of the i2s*, spdifout, and ac97 clocks have
>> the same structure.
> 
> It indeed does, but I can't find any reference to a mux control register for
> ac97 in any document...

For both these two issues, I'll try and track down the relevant HW
engineers or other sources of documentation internally...