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gpio: xgene-sb: select IRQ_DOMAIN_HIERARCHY
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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 <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Masahiro Yamada authored and Linus Walleij committed Aug 1, 2017
1 parent 8db63f5 commit c23d200
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1 change: 1 addition & 0 deletions drivers/gpio/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -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.
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