[U-Boot] [PATCH 2/3] arm: mx6: tqma6: Update to optionally configure an alternative SPI setup

[Markus Niebel <list-09_u-boot@tqsc.de>]

Hello Stefan,
Am 13.03.2015 um 14:25 schrieb Stefan Roese:
> Hi Markus,
> 
> On 13.03.2015 10:05, Markus Niebel wrote:
>>>
>>> Not sure if I understand this correctly. Could you give an example? Again, my current baseboard has no SPI at all.
>>>
>>
>> tqma6_iomux_spi is for the SPI controller the serial nor is connected,
>> so baseboard specific data are additional CS.
>>
>> You could solve the data duplication using
>>
>> #define TQMA6_BB_ECSPI1_CS_GPIO    IMX_GPIO_NR(n, mm),
>> #define TQMA6_BB_CS_PAD_CTRL    NEW_PAD_CTRL(MX6_PAD_bla__GPIOn, IOmm, <PAD_CTRL)
>>
>> and in the board file:
>>
>> if !defined(TQMA6_BB_ECSPI1_CS_GPIO)
>> #define TQMA6_BB_ECSPI1_CS_GPIO
>> #endif
>>
>> static unsigned const tqma6_ecspi1_cs[] = {
>>         TQMA6_SF_CS_GPIO,
>>         TQMA6_BB_ECSPI1_CS_GPIO   
>> };
>>
>> But OK, this looks not very nice
>>
>> As I said, not completely ready, but would prevent some code duplication.
> 
> With my current approach we have code duplication. I suggest we give this version a try and see if it scales for other, future baseboards as well. If not, we can always try a solution like you described above.
> 
> Okay?

Yes, Okay.

you can add my Acked-by
> 
> Thanks,
> Stefan
> 
Regards

Markus