[PATCH v2] ARM: OMAP2+: wakeupgen: AM43x adaptation

Afzal Mohammed afzal at ti.com
Tue Oct 22 09:53:10 EDT 2013


Hi Tony,

On Saturday 12 October 2013 03:52 PM, Afzal Mohammed wrote:
> On Wednesday 09 October 2013 12:42 PM, Afzal Mohammed wrote:

>> AM43x has 224 interrupts and 7 banks, make it as maximum values. Keep
>> default values as earlier, if am43x is detected, update interrupts and
>> banks accordingly.
>>
>> Also AM43x has only one cpu, ensure that clearing bitmask at wakeupgen
>> is done only for the single existing cpu, existing code assumes that
>> there are two cpu's.
>>
>> If bitmask is cleared in wakeupgen for the nonexistent second cpu,
>> an imprecise abort happens as soon as Kernel switches to user space.
>> It was rootcaused by Sekhar Nori <nsekhar at ti.com>.
>>
>> Signed-off-by: Afzal Mohammed <afzal at ti.com>
>> ---
>>
>> v2:
>> 1. make AM43x adaptation such that changes required for new SoC addition is less
>> 2. avoid usage of am43x local variable, use soc_is_am43xx() instead
> 
> Seems you missed this one, please consider this for the coming merge
> window. Without this AM43x would not boot to prompt.

Ping

Regards
Afzal




More information about the linux-arm-kernel mailing list