This driver calls irq_domain_hierarchy() and irq_chip_*_parent(). They are available only when CONFIG_IRQ_DOMAIN_HIERARCHY is enabled.
Signed-off-by: Masahiro Yamada <[email protected]> --- drivers/gpio/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index f235eae04c16..461d6fc3688b 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -504,6 +504,7 @@ config GPIO_XGENE_SB depends on ARCH_XGENE && OF_GPIO select GPIO_GENERIC select GPIOLIB_IRQCHIP + select IRQ_DOMAIN_HIERARCHY help This driver supports the GPIO block within the APM X-Gene Standby Domain. Say yes here to enable the GPIO functionality. -- 2.7.4
