spi: add atmel-quadspi support
This adds support for the Atmel quadspi device. Ported from Linux-5.2.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 849489c commit e84656a5878422c481789dd3c0de48e177950474
@Oleksij Rempel Oleksij Rempel authored on 20 Aug 2019
Sascha Hauer committed on 21 Aug 2019
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drivers/spi/Kconfig
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drivers/spi/Makefile
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drivers/spi/atmel-quadspi.c 0 → 100644