Re: [PATCH v5 4/5] ARM: dts: mt8135: enable basic SMP bringup for mt8135

[Kevin Hilman]

On Mon, Oct 26, 2015 at 4:15 PM, Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx> wrote:
> On Mon, 2015-10-26 at 09:56 +0900, Kevin Hilman wrote:
>> Hello,
>>
>> On Sat, Oct 3, 2015 at 12:19 AM, Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx> wrote:
>> > Add arch timer node to enable arch-timer support. MT8135 firmware
>> > doesn't correctly setup arch-timer frequency and CNTVOFF, add
>> > properties to workaround this.
>> >
>> > This also set cpu enable-method to enable SMP.
>> >
>> > Signed-off-by: Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx>
>>
>> kernelci.org started detecting new boot failures for the mt8135-evb in
>> the arm-soc tree[1], and the boot failures were bisected down to this
>> patch, which landed upstream in the form of commit d186a394bb98 (ARM:
>> dts: mt8135: enable basic SMP bringup for mt8135)
>>
>> Maybe this new SMP support requires updating the firmware on the board
>> as well?  If so, the changelog should've been a bit more explicit
>> about firmware dependencies.
>
> Kevin,
>
> Thanks for testing.
>
> No, it doesn't need new firmware. Will test to see what's going wrong.

Thanks for following up.  I'll be glad to test any patches if you have
anything you'd like me to test.

Kevin
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