[coreboot] WOL/PCI PME wakeup from S3 Baytrail SoC (Bayleybay CRB)

[Sean McNeil]

Perhaps you do not have all your GPIO pins set properly.

On 11/24/2014 06:34 PM, Gailu Singh wrote:
> Hi Experts,
>
> I have PCIe card that supports wake on lan and it works fine with 
> BIOS. On sending magic packet System wakes up from S3.
>
> However If I use same Linux image with coreboot wake from PCI device 
> does not wake the system. System wakes up from S3 using power button only.
>
> I suspected the problem with dsdt and took dsdt binary from bios 
> setup, disassembled it and replaced dsdt.asl in coreboot with the one 
> from bios to match dsdt configuration. Now my dsdt and linux image are 
> same but still system does not wake from PCI PME (WOL) in coreboot but 
> works fine with bios.
>
> In both cases wakeup is enabled in 
> /sys/bus/pci/devices/0000\:01\:00.0/power/wakeup
> Tracking number: 771932980699 
> <https://www.fedex.com/fedextrack/html/index.html?tracknumbers=771932980699>
>
> Can you please advise what else could be the problem?
>
> PME signal is connected to GPIOS5 on the SoC.
>
> Best Regards
>
>
>

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