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* spi: ath79: move spidelay from spi-bitbang-txrxSebastian Hesselbarth2015-04-271-2/+0
| | | | | | | | | Bitbang helpers for SPI require spidelay. This should be set by the user and not the helper itself. Move it to ath79_spi instead. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
* spi: import bitbang txrx utility functions from linuxAntony Pavlov2014-04-071-0/+95
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>