[U-Boot] [PATCH 2/8] imx: mx6: Add MX6DQP CPU rev type

Stefano Babic
2015-06-10T10:09:15Z

Hi Peng,

On 10/06/2015 12:01, Peng Fan wrote:

>>> +#define is_mx6dqp() ((is_cpu_type(MXC_CPU_MX6Q) || \
>>> + is_cpu_type(MXC_CPU_MX6D)) && \
>>> + (is_soc_rev(CHIP_REV_2_0) >= 0))
>>> +
>>
>> As "insider" you could better explain me: it looks like there will be
>> not a Quad/Dual with an increased chip revision. The new chip revision
>> for i.MX6 is really the QP (P=perfect, as I see some workaround can be
>> removed !)
>>
>> Is it correct ? Else this conflicts if a 6Q with a revision > 2 will be
>> released.
> P mean plus.

I know, it was only a joke ;-). There is not "perfect" SOC.

> It is from 6Q, since ic did not give new chip id for id, we use
> revision.

This is ok now until a 6Q with revision 2 or greater will be released.
Then there is a conflict and u-boot cannot identify a 6QP from a 6Q.
But it is still ok if Freescale will *never* plan to release a newer 6Q.
Is it ?

Best regards,
Stefano Babic

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