gpio: sama5d2-piobu: Depend on OF_GPIO

This driver clearly needs OF_GPIO so depend on it.
Fixes a build error.

Cc: Andrei Stefanescu <Andrei.Stefanescu@microchip.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 7b3e4e1..b5a2845 100644 (file)
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -441,6 +441,7 @@ config GPIO_REG
 config GPIO_SAMA5D2_PIOBU
        tristate "SAMA5D2 PIOBU GPIO support"
        depends on MFD_SYSCON
+       depends on OF_GPIO
        select GPIO_SYSCON
        help
          Say yes here to use the PIOBU pins as GPIOs.