Re: [RFC 0/2] Add workaround for core wake-up on IPI for i.MX8MQ

From: Martin Kepplinger
Date: Fri Nov 08 2019 - 09:17:21 EST


On 08.11.19 12:50, Abel Vesa wrote:
> On 19-11-08 12:21:21, Martin Kepplinger wrote:
>
>> Hi Leonard, hi Abel,
>>
>> Thanks for having a look! To sum up this problem and not to get confused:
>>
>> We have the workaround that changes irq-imx-gpcv2 from this very email
>> thread, to be used with mainline ATF. when applying Abel's recent diff,
>> Linux 5.4 boots but I still don't have a cpuidle driver.
>>
>> When I enable CONFIG_ARM_PSCI_CPUIDLE, the kernel hangs during boot
>> (after probing mmc, but that doesn't tell much)
>>
>> What do I miss?
>>
>
> OK, please fetch the branches called "imx8mq-err11171" from both following github repos and give it a try:
>
> https://github.com/abelvesa/linux.git
>
> and
>
> https://github.com/abelvesa/arm-trusted-firmware.git
>
> I just tested it. Works with defconfig.
>

thanks for the reminder. I was missing IMX_SCU_PD appearently.

thanks for the effort, I hope this is useful for others too.

martin