spi: rockchip: use irq rather than polling

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Register an interrupt handler to fill/empty the
tx and rx fifos rather than busy-looping.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Emil Renner Berthing 2018-10-31 11:57:09 +01:00 • committed by Mark Brown

parent 74b7efa82b

commit 01b59ce5da

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1 changed files with 92 additions and 63 deletions

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drivers/spi/spi-rockchip.c

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