Re: [PATCH 4/6] spi: bcm2835: warn about native-chip-selects being used

[Mark Brown]

On Sun, Mar 29, 2015 at 04:03:26PM +0200, Martin Sperl wrote:

> Could get replaced by something similar to this.
>       if (!gpio_is_valid(spi->gpio_cs)) {
>               if (spi->chip_select == 0) {
>                       spi->gpio_cs = 8;
>                       gpio_set_output(spi->gpio_cs);
>               }
>               if (spi->chip_select == 1) {
>                       spi->gpio_cs = 7;
>                       gpio_set_output(spi->gpio_cs);
>               }
>       }
> But I do not know what is the correct call to use.

I don't know what you mean by "correct call" here, sorry.  If you're
talking about working out which GPIO maps to the /CS pin then can the
pinctrl API help?

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