[PATCH] gpio: xra1403: select REGMAP_SPI

[Arnd Bergmann]

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: 5704520d7880 ("gpio: xra1403: Add EXAR XRA1403 SPI GPIO expander driver")
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
 drivers/gpio/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 66d1f353ca73..238fc231081a 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -1241,6 +1241,7 @@ config GPIO_PISOSR
 
 config GPIO_XRA1403
 	tristate "EXAR XRA1403 16-bit GPIO expander"
+	select REGMAP_SPI
 	help
 	  GPIO driver for EXAR XRA1403 16-bit SPI-based GPIO expander.
 
-- 
2.9.0