include: spi: add SPDX GPL-2.0-only license tags for files without licensing information
According to our /README, GPL-2.0-only applies for the whole project
except noted otherwise.

Signed-off-by: Roland Hieber <rohieb@rohieb.name>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 16fb56a commit 87bf44e7bf3264e3a29b6274e881140fca091f55
@Roland Hieber Roland Hieber authored on 13 Feb 2020
Sascha Hauer committed on 17 Feb 2020
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include/spi/eeprom.h
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include/spi/flash.h
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include/spi/imx-spi.h
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include/spi/spi.h