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gpio: xra1403: select REGMAP_SPI 

Without the regmap code, we get a link error:

drivers/gpio/built-in.o: In function `xra1403_probe':
(.text+0x132e0): undefined reference to `__devm_regmap_init_spi'

Fixes: 5704520d78 ("gpio: xra1403: Add EXAR XRA1403 SPI GPIO expander driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by:  Nandor Han <nandor.han@ge.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Arnd Bergmann 2017-05-30 13:13:17 +02:00 committed by Linus Walleij
parent 073570dcb5
commit 665dff997e
1 changed files with 1 additions and 0 deletions
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drivers/gpio/Kconfig
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@ -1229,6 +1229,7 @@ config GPIO_PISOSR
config GPIO_XRA1403 config GPIO_XRA1403
tristate "EXAR XRA1403 16-bit GPIO expander" tristate "EXAR XRA1403 16-bit GPIO expander"
select REGMAP_SPI
help help
GPIO driver for EXAR XRA1403 16-bit SPI-based GPIO expander. GPIO driver for EXAR XRA1403 16-bit SPI-based GPIO expander.