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Commit 8b17e055 authored by Hui Wang's avatar Hui Wang Committed by Mark Brown
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spi/imx: use gpio_is_valid to determine if a gpio is valid 



Use gpio_is_valid() to replace "gpio >= 0" or "gpio < 0".

Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarHui Wang <jason77.wang@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 872675df
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