[U-Boot] [PATCH V2] imx: Define common routines to set cpu and board environment variables

Eric Nelson
2013-11-15T01:33:22Z

On 11/14/2013 04:30 PM, Marek Vasut wrote:
> Hi Eric,
>> Thanks Marek,
>> On 11/14/2013 02:22 PM, Marek Vasut wrote:
>>> Dear Eric Nelson,
>
> <snip>
>
>> I'm just hoping to get a trivial amount of machinery so a boot
>> script can figure out which of a set of DTBs to load:
>>
>> imx6q-nitrogen6x.dtb,
>> imx6dl-nitrogen6x.dtb, or
>> imx6s-nitrogen6x.dtb
>>
>> Fabio's recent patch for SABRE SD showed the same need.
>
> Full agreement here.
>
>> This could be even easier on i.MX6 if we had more formalized (and
>> lower-case) strings returned by get_imx_type(), but I wanted this
>> to be very small.
>>
>> I'm not sure how consistent the DTB naming is for other machines
>> or if there's always the equivalent of get_imx_type().
>
> In the worst-case scenario, you might end up with some mapping function full of
> strcmp()s ;-)
>

This is much easier for us to do, since we defer much of the
scripting into a boot script.

It will be harder for Fabio to shoe-horn in until we get environment
settings in an external file...