spi/bitbang: Drop empty setup() functions
authorMark Brown <broonie@linaro.org>
Fri, 9 Aug 2013 16:26:37 +0000 (17:26 +0100)
committerMark Brown <broonie@linaro.org>
Fri, 9 Aug 2013 16:32:10 +0000 (17:32 +0100)
Now that the bitbang core does not require a setup() function we can
drop the check in the altera, nuc900 and xilinx drivers.

Signed-off-by: Mark Brown <broonie@linaro.org>

No differences found