Re: WM5102 - Help to make baytrail machine driver work

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Hi Pierre


Em 15/05/2017 09:44, "Pierre-Louis Bossart" <
pierre-louis.bossart@xxxxxxxxxxxxxxx> escreveu:

On 5/13/17 12:11 AM, Paulo Sergio wrote:

> * This device (Lenovo Yoga 2 1051F) is a bytcr device. However bios
> status returned by iosf_mbi_read is
>     1000000001000000000000101000000 (bits 26:27 disabled).
>    Had to force  bytcr flag to be true  in order to apply correct MCLK
> frequency (25Mhz) and use SSP0
>

Are you sure it's Baytrail-CR? where does this information come from?
Those fields are tied to which PMIC is used and it would be extremely
surprising to have a disconnect.


Sorry, I should have said that I assumed it is a Baytrail CR device because
these features:

* it's a Z3745 soc
* acpi_ipc_irq_index used is 0 (0x1D is the 1st index listed on dsdt, just
like other bytcr devices)
* ssp0 is being used on this device, not ssp2
* it has a 25mhz clk

But these are not enough to state it is a bytcr right?

Regards
Pstglia
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