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Kconfig
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Kconfig
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# SPDX-License-Identifier: GPL-2.0-only
menuconfig POWER_RESET
bool "Board level reset or power off"
help
Provides a number of drivers which either reset a complete board
or shut it down, by manipulating the main power supply on the board.
Say Y here to enable board reset and power off
if POWER_RESET
config POWER_RESET_ODROID
bool "odroid reboot/power-off driver"
depends on ARCH_MESON
help
This driver supports restart / power off board for amlogic
g12a/g12b/sm1 SoCs
config POWER_RESET_AS3722
bool "ams AS3722 power-off driver"
depends on MFD_AS3722
help
This driver supports turning off board via a ams AS3722 power-off.
config POWER_RESET_AT91_POWEROFF
tristate "Atmel AT91 poweroff driver"
depends on ARCH_AT91
default SOC_AT91SAM9 || SOC_SAMA5
help
This driver supports poweroff for Atmel AT91SAM9 and SAMA5
SoCs
config POWER_RESET_AT91_RESET
tristate "Atmel AT91 reset driver"
depends on ARCH_AT91
default SOC_AT91SAM9 || SOC_SAM9X60 || SOC_SAMA5
help
This driver supports restart for Atmel AT91SAM9 and SAMA5
SoCs
config POWER_RESET_AT91_SAMA5D2_SHDWC
tristate "Atmel AT91 SAMA5D2-Compatible shutdown controller driver"
depends on ARCH_AT91
default SOC_SAM9X60 || SOC_SAMA5
help
This driver supports the alternate shutdown controller for some Atmel
SAMA5 SoCs. It is present for example on SAMA5D2 SoC.
config POWER_RESET_ATC260X
tristate "Actions Semi ATC260x PMIC power-off driver"
depends on MFD_ATC260X
help
This driver provides power-off and restart support for a system
through Actions Semi ATC260x series PMICs.
config POWER_RESET_AXXIA
bool "LSI Axxia reset driver"
depends on ARCH_AXXIA
help
This driver supports restart for Axxia SoC.
Say Y if you have an Axxia family SoC.
config POWER_RESET_BRCMKONA
bool "Broadcom Kona reset driver"
depends on ARM || COMPILE_TEST
default ARCH_BCM_MOBILE
help
This driver provides restart support for Broadcom Kona chips.
Say Y here if you have a Broadcom Kona-based board and you wish
to have restart support.
config POWER_RESET_BRCMSTB
bool "Broadcom STB reset driver"
depends on ARM || ARM64 || MIPS || COMPILE_TEST
depends on MFD_SYSCON
default ARCH_BRCMSTB || BMIPS_GENERIC
help
This driver provides restart support for Broadcom STB boards.
Say Y here if you have a Broadcom STB board and you wish
to have restart support.
config POWER_RESET_GEMINI_POWEROFF
bool "Cortina Gemini power-off driver"
depends on ARCH_GEMINI || COMPILE_TEST
depends on OF && HAS_IOMEM
default ARCH_GEMINI
help
This driver supports turning off the Cortina Gemini SoC.
Select this if you're building a kernel with Gemini SoC support.
config POWER_RESET_GPIO
bool "GPIO power-off driver"
depends on OF_GPIO
help
This driver supports turning off your board via a GPIO line.
If your board needs a GPIO high/low to power down, say Y and
create a binding in your devicetree.
config POWER_RESET_GPIO_RESTART
bool "GPIO restart driver"
depends on OF_GPIO
help
This driver supports restarting your board via a GPIO line.
If your board needs a GPIO high/low to restart, say Y and
create a binding in your devicetree.
config POWER_RESET_HISI
bool "Hisilicon power-off driver"
depends on ARCH_HISI
help
Reboot support for Hisilicon boards.
config POWER_RESET_LINKSTATION
tristate "Buffalo LinkStation power-off driver"
depends on ARCH_MVEBU || COMPILE_TEST
depends on OF_MDIO && PHYLIB
help
This driver supports turning off some Buffalo LinkStations by
setting an output pin at the ethernet PHY to the correct state.
It also makes the device compatible with the WoL function.
Say Y here if you have a Buffalo LinkStation LS421D/E.
config POWER_RESET_MSM
bool "Qualcomm MSM power-off driver"
depends on ARCH_QCOM
help
Power off and restart support for Qualcomm boards.
config POWER_RESET_QCOM_PON
tristate "Qualcomm power-on driver"
depends on ARCH_QCOM
depends on MFD_SPMI_PMIC
select REBOOT_MODE
help
Power On support for Qualcomm boards.
If you have a Qualcomm platform and need support for
power-on and reboot reason, Say Y.
If unsure, Say N.
config POWER_RESET_OCELOT_RESET
bool "Microsemi Ocelot reset driver"
depends on MSCC_OCELOT || ARCH_SPARX5 || COMPILE_TEST
select MFD_SYSCON
help
This driver supports restart for Microsemi Ocelot SoC and similar.
config POWER_RESET_OXNAS
bool "OXNAS SoC restart driver"
depends on ARCH_OXNAS
default MACH_OX820
help
Restart support for OXNAS/PLXTECH OX820 SoC.
config POWER_RESET_PIIX4_POWEROFF
tristate "Intel PIIX4 power-off driver"
depends on PCI
depends on MIPS || COMPILE_TEST
help
This driver supports powering off a system using the Intel PIIX4
southbridge, for example the MIPS Malta development board. The
southbridge SOff state is entered in response to a request to
power off the system.
config POWER_RESET_LTC2952
bool "LTC2952 PowerPath power-off driver"
depends on OF_GPIO
help
This driver supports an external powerdown trigger and board power
down via the LTC2952. Bindings are made in the device tree.
config POWER_RESET_MT6323
bool "MediaTek MT6323 power-off driver"
depends on MFD_MT6397
help
The power-off driver is responsible for externally shutdown down
the power of a remote MediaTek SoC MT6323 is connected to through
controlling a tiny circuit BBPU inside MT6323 RTC.
Say Y if you have a board where MT6323 could be found.
config POWER_RESET_QNAP
bool "QNAP power-off driver"
depends on OF_GPIO && PLAT_ORION
help
This driver supports turning off QNAP NAS devices by sending
commands to the microcontroller which controls the main power.
Say Y if you have a QNAP NAS.
config POWER_RESET_REGULATOR
bool "Regulator subsystem power-off driver"
depends on OF && REGULATOR
help
This driver supports turning off your board by disabling a
power regulator defined in the devicetree.
config POWER_RESET_RESTART
bool "Restart power-off driver"
help
Some boards don't actually have the ability to power off.
Instead they restart, and u-boot holds the SoC until the
user presses a key. u-boot then boots into Linux.
config POWER_RESET_ST
bool "ST restart driver"
depends on ARCH_STI
help
Reset support for STMicroelectronics boards.
config POWER_RESET_TPS65086
bool "TPS65086 restart driver"
depends on MFD_TPS65086
help
This driver adds support for resetting the TPS65086 PMIC on restart.
config POWER_RESET_VERSATILE
bool "ARM Versatile family reboot driver"
depends on ARM
depends on MFD_SYSCON
depends on OF
help
Power off and restart support for ARM Versatile family of
reference boards.
config POWER_RESET_VEXPRESS
bool "ARM Versatile Express power-off and reset driver"
depends on ARM || ARM64
depends on VEXPRESS_CONFIG=y
help
Power off and reset support for the ARM Ltd. Versatile
Express boards.
config POWER_RESET_XGENE
bool "APM SoC X-Gene reset driver"
depends on ARM64
help
Reboot support for the APM SoC X-Gene Eval boards.
config POWER_RESET_KEYSTONE
bool "Keystone reset driver"
depends on ARCH_KEYSTONE || COMPILE_TEST
depends on HAS_IOMEM
select MFD_SYSCON
help
Reboot support for the KEYSTONE SoCs.
config POWER_RESET_SYSCON
bool "Generic SYSCON regmap reset driver"
depends on OF
depends on HAS_IOMEM
select MFD_SYSCON
help
Reboot support for generic SYSCON mapped register reset.
config POWER_RESET_SYSCON_POWEROFF
bool "Generic SYSCON regmap poweroff driver"
depends on OF
depends on HAS_IOMEM
select MFD_SYSCON
help
Poweroff support for generic SYSCON mapped register poweroff.
config POWER_RESET_RMOBILE
tristate "Renesas R-Mobile reset driver"
depends on ARCH_RMOBILE || COMPILE_TEST
depends on HAS_IOMEM
help
Reboot support for Renesas R-Mobile and SH-Mobile SoCs.
config REBOOT_MODE
tristate
config SYSCON_REBOOT_MODE
tristate "Generic SYSCON regmap reboot mode driver"
depends on OF
depends on MFD_SYSCON
select REBOOT_MODE
help
Say y here will enable reboot mode driver. This will
get reboot mode arguments and store it in SYSCON mapped
register, then the bootloader can read it to take different
action according to the mode.
config POWER_RESET_SC27XX
tristate "Spreadtrum SC27xx PMIC power-off driver"
depends on MFD_SC27XX_PMIC || COMPILE_TEST
help
This driver supports powering off a system through
Spreadtrum SC27xx series PMICs. The SC27xx series
PMICs includes the SC2720, SC2721, SC2723, SC2730
and SC2731 chips.
config NVMEM_REBOOT_MODE
tristate "Generic NVMEM reboot mode driver"
depends on OF
select REBOOT_MODE
help
Say y here will enable reboot mode driver. This will
get reboot mode arguments and store it in a NVMEM cell,
then the bootloader can read it and take different
action according to the mode.
endif