On Tue, Dec 10, 2013 at 06:51:36PM +0800, Nicolin Chen wrote: > On Tue, Dec 10, 2013 at 10:47:45AM +0000, Mark Brown wrote:
> > For this sort of question you should follow the DAPM graph... the > > headphone and speaker mixers have IN4 and MIXIN as inputs for analogue > > bypass and the STL and STR paths provide digital sidetones through the > > ADC and DAC. > So I could test it merely by using 'amixer cset' to enable those switches > without doing anything to power WM8962 up as long as my operation follows > the DAPM graph so that the DPAM would automatically turn on the regulator > for me? Yes, as soon as you have a complete path from an active input to an active output the path should get powered up.
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