[U-Boot] [RFC] [PATCH 0/4] Add support for Freescale's 85xx and P1/P2xxx eSPI controller

Wolfgang Denk
2010-09-28T12:46:54Z

Dear Can Aydin,

In message <4CA1D63E.3090102@locatacorp.com> you wrote:
>
> > Can the Chip Select Pins be used as GPIO? It might be simpler to do
> > that than
> > adding a speciality to common code.
> True, a GPIO pin could be re-purposed to serve as chip select, but that
> would involve a soldering iron and a steady hand as the P1/P2xxRDB

That was not the question.

Reinhard asked if the SPI Chip Select Pins could be configured such so
that they can be used in GPIO mode instead of special function mode.
That would make code way simpler.

> People could also choose to bitbang the SPI on their custom hardware but
> again I feel that might defeat the purpose and spirit of u-boot. (Then
> again, I'm new so don't quote me on that).

Oops? Where exactly do you see conflicts with "the purpose and
spirit" of U-Boot?

Best regards,

Wolfgang Denk

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