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gpio: Add gpio driver support for ThunderX and OCTEON-TX

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Cavium ThunderX and OCTEON-TX are arm64 based SoCs.  Add driver for
the on-chip GPIO pins.

Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
David Daney
2017-08-17 17:53:35 -07:00
committed by Linus Walleij
parent b4c495f03a
commit 5a2a30024d
3 changed files with 649 additions and 0 deletions
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9
drivers/gpio/Kconfig
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@@ -450,6 +450,15 @@ config GPIO_TS4800
help
This driver support TS-4800 FPGA GPIO controllers.
config GPIO_THUNDERX
tristate "Cavium ThunderX/OCTEON-TX GPIO"
depends on ARCH_THUNDER || (64BIT && COMPILE_TEST)
depends on PCI_MSI && IRQ_DOMAIN_HIERARCHY
select IRQ_FASTEOI_HIERARCHY_HANDLERS
help
Say yes here to support the on-chip GPIO lines on the ThunderX
and OCTEON-TX families of SoCs.
config GPIO_TZ1090
bool "Toumaz Xenif TZ1090 GPIO support"
depends on SOC_TZ1090