tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only
2menuconfig POWER_RESET
3 bool "Board level reset or power off"
4 help
5 Provides a number of drivers which either reset a complete board
6 or shut it down, by manipulating the main power supply on the board.
7
8 Say Y here to enable board reset and power off
9
10if POWER_RESET
11
12config POWER_RESET_AS3722
13 bool "ams AS3722 power-off driver"
14 depends on MFD_AS3722
15 help
16 This driver supports turning off board via a ams AS3722 power-off.
17
18config POWER_RESET_AT91_POWEROFF
19 tristate "Atmel AT91 poweroff driver"
20 depends on ARCH_AT91
21 default SOC_AT91SAM9 || SOC_SAMA5
22 help
23 This driver supports poweroff for Atmel AT91SAM9 and SAMA5
24 SoCs
25
26config POWER_RESET_AT91_RESET
27 tristate "Atmel AT91 reset driver"
28 depends on ARCH_AT91
29 default SOC_AT91SAM9 || SOC_SAM9X60 || SOC_SAMA5
30 help
31 This driver supports restart for Atmel AT91SAM9 and SAMA5
32 SoCs
33
34config POWER_RESET_AT91_SAMA5D2_SHDWC
35 tristate "Atmel AT91 SAMA5D2-Compatible shutdown controller driver"
36 depends on ARCH_AT91
37 default SOC_SAM9X60 || SOC_SAMA5
38 help
39 This driver supports the alternate shutdown controller for some Atmel
40 SAMA5 SoCs. It is present for example on SAMA5D2 SoC.
41
42config POWER_RESET_ATC260X
43 tristate "Actions Semi ATC260x PMIC power-off driver"
44 depends on MFD_ATC260X
45 help
46 This driver provides power-off and restart support for a system
47 through Actions Semi ATC260x series PMICs.
48
49config POWER_RESET_AXXIA
50 bool "LSI Axxia reset driver"
51 depends on ARCH_AXXIA
52 help
53 This driver supports restart for Axxia SoC.
54
55 Say Y if you have an Axxia family SoC.
56
57config POWER_RESET_BRCMKONA
58 bool "Broadcom Kona reset driver"
59 depends on ARM || COMPILE_TEST
60 default ARCH_BCM_MOBILE
61 help
62 This driver provides restart support for Broadcom Kona chips.
63
64 Say Y here if you have a Broadcom Kona-based board and you wish
65 to have restart support.
66
67config POWER_RESET_BRCMSTB
68 bool "Broadcom STB reset driver"
69 depends on ARM || ARM64 || MIPS || COMPILE_TEST
70 depends on MFD_SYSCON
71 default ARCH_BRCMSTB || BMIPS_GENERIC
72 help
73 This driver provides restart support for Broadcom STB boards.
74
75 Say Y here if you have a Broadcom STB board and you wish
76 to have restart support.
77
78config POWER_RESET_GEMINI_POWEROFF
79 bool "Cortina Gemini power-off driver"
80 depends on ARCH_GEMINI || COMPILE_TEST
81 depends on OF && HAS_IOMEM
82 default ARCH_GEMINI
83 help
84 This driver supports turning off the Cortina Gemini SoC.
85 Select this if you're building a kernel with Gemini SoC support.
86
87config POWER_RESET_GPIO
88 bool "GPIO power-off driver"
89 depends on OF_GPIO
90 help
91 This driver supports turning off your board via a GPIO line.
92 If your board needs a GPIO high/low to power down, say Y and
93 create a binding in your devicetree.
94
95config POWER_RESET_GPIO_RESTART
96 bool "GPIO restart driver"
97 depends on OF_GPIO
98 help
99 This driver supports restarting your board via a GPIO line.
100 If your board needs a GPIO high/low to restart, say Y and
101 create a binding in your devicetree.
102
103config POWER_RESET_HISI
104 bool "Hisilicon power-off driver"
105 depends on ARCH_HISI
106 help
107 Reboot support for Hisilicon boards.
108
109config POWER_RESET_LINKSTATION
110 tristate "Buffalo LinkStation power-off driver"
111 depends on ARCH_MVEBU || COMPILE_TEST
112 depends on OF_MDIO && PHYLIB
113 help
114 This driver supports turning off some Buffalo LinkStations by
115 setting an output pin at the ethernet PHY to the correct state.
116 It also makes the device compatible with the WoL function.
117
118 Say Y here if you have a Buffalo LinkStation LS421D/E.
119
120config POWER_RESET_MSM
121 bool "Qualcomm MSM power-off driver"
122 depends on ARCH_QCOM
123 help
124 Power off and restart support for Qualcomm boards.
125
126config POWER_RESET_QCOM_PON
127 tristate "Qualcomm power-on driver"
128 depends on ARCH_QCOM
129 depends on MFD_SPMI_PMIC
130 select REBOOT_MODE
131 help
132 Power On support for Qualcomm boards.
133 If you have a Qualcomm platform and need support for
134 power-on and reboot reason, Say Y.
135 If unsure, Say N.
136
137config POWER_RESET_OCELOT_RESET
138 bool "Microsemi Ocelot reset driver"
139 depends on MSCC_OCELOT || ARCH_SPARX5 || COMPILE_TEST
140 select MFD_SYSCON
141 help
142 This driver supports restart for Microsemi Ocelot SoC and similar.
143
144config POWER_RESET_OXNAS
145 bool "OXNAS SoC restart driver"
146 depends on ARCH_OXNAS
147 default MACH_OX820
148 help
149 Restart support for OXNAS/PLXTECH OX820 SoC.
150
151config POWER_RESET_PIIX4_POWEROFF
152 tristate "Intel PIIX4 power-off driver"
153 depends on PCI
154 depends on MIPS || COMPILE_TEST
155 help
156 This driver supports powering off a system using the Intel PIIX4
157 southbridge, for example the MIPS Malta development board. The
158 southbridge SOff state is entered in response to a request to
159 power off the system.
160
161config POWER_RESET_LTC2952
162 bool "LTC2952 PowerPath power-off driver"
163 depends on OF_GPIO
164 help
165 This driver supports an external powerdown trigger and board power
166 down via the LTC2952. Bindings are made in the device tree.
167
168config POWER_RESET_MT6323
169 bool "MediaTek MT6323 power-off driver"
170 depends on MFD_MT6397
171 help
172 The power-off driver is responsible for externally shutdown down
173 the power of a remote MediaTek SoC MT6323 is connected to through
174 controlling a tiny circuit BBPU inside MT6323 RTC.
175
176 Say Y if you have a board where MT6323 could be found.
177
178config POWER_RESET_QNAP
179 bool "QNAP power-off driver"
180 depends on OF_GPIO && PLAT_ORION
181 help
182 This driver supports turning off QNAP NAS devices by sending
183 commands to the microcontroller which controls the main power.
184
185 Say Y if you have a QNAP NAS.
186
187config POWER_RESET_REGULATOR
188 bool "Regulator subsystem power-off driver"
189 depends on OF && REGULATOR
190 help
191 This driver supports turning off your board by disabling a
192 power regulator defined in the devicetree.
193
194config POWER_RESET_RESTART
195 bool "Restart power-off driver"
196 help
197 Some boards don't actually have the ability to power off.
198 Instead they restart, and u-boot holds the SoC until the
199 user presses a key. u-boot then boots into Linux.
200
201config POWER_RESET_ST
202 bool "ST restart driver"
203 depends on ARCH_STI
204 help
205 Reset support for STMicroelectronics boards.
206
207config POWER_RESET_TPS65086
208 bool "TPS65086 restart driver"
209 depends on MFD_TPS65086
210 help
211 This driver adds support for resetting the TPS65086 PMIC on restart.
212
213config POWER_RESET_VERSATILE
214 bool "ARM Versatile family reboot driver"
215 depends on ARM
216 depends on MFD_SYSCON
217 depends on OF
218 help
219 Power off and restart support for ARM Versatile family of
220 reference boards.
221
222config POWER_RESET_VEXPRESS
223 bool "ARM Versatile Express power-off and reset driver"
224 depends on ARM || ARM64
225 depends on VEXPRESS_CONFIG=y
226 help
227 Power off and reset support for the ARM Ltd. Versatile
228 Express boards.
229
230config POWER_RESET_XGENE
231 bool "APM SoC X-Gene reset driver"
232 depends on ARM64
233 help
234 Reboot support for the APM SoC X-Gene Eval boards.
235
236config POWER_RESET_KEYSTONE
237 bool "Keystone reset driver"
238 depends on ARCH_KEYSTONE || COMPILE_TEST
239 depends on HAS_IOMEM
240 select MFD_SYSCON
241 help
242 Reboot support for the KEYSTONE SoCs.
243
244config POWER_RESET_SYSCON
245 bool "Generic SYSCON regmap reset driver"
246 depends on OF
247 depends on HAS_IOMEM
248 select MFD_SYSCON
249 help
250 Reboot support for generic SYSCON mapped register reset.
251
252config POWER_RESET_SYSCON_POWEROFF
253 bool "Generic SYSCON regmap poweroff driver"
254 depends on OF
255 depends on HAS_IOMEM
256 select MFD_SYSCON
257 help
258 Poweroff support for generic SYSCON mapped register poweroff.
259
260config POWER_RESET_RMOBILE
261 tristate "Renesas R-Mobile reset driver"
262 depends on ARCH_RMOBILE || COMPILE_TEST
263 depends on HAS_IOMEM
264 help
265 Reboot support for Renesas R-Mobile and SH-Mobile SoCs.
266
267config REBOOT_MODE
268 tristate
269
270config SYSCON_REBOOT_MODE
271 tristate "Generic SYSCON regmap reboot mode driver"
272 depends on OF
273 depends on MFD_SYSCON
274 select REBOOT_MODE
275 help
276 Say y here will enable reboot mode driver. This will
277 get reboot mode arguments and store it in SYSCON mapped
278 register, then the bootloader can read it to take different
279 action according to the mode.
280
281config POWER_RESET_SC27XX
282 tristate "Spreadtrum SC27xx PMIC power-off driver"
283 depends on MFD_SC27XX_PMIC || COMPILE_TEST
284 help
285 This driver supports powering off a system through
286 Spreadtrum SC27xx series PMICs. The SC27xx series
287 PMICs includes the SC2720, SC2721, SC2723, SC2730
288 and SC2731 chips.
289
290config NVMEM_REBOOT_MODE
291 tristate "Generic NVMEM reboot mode driver"
292 depends on OF
293 select REBOOT_MODE
294 help
295 Say y here will enable reboot mode driver. This will
296 get reboot mode arguments and store it in a NVMEM cell,
297 then the bootloader can read it and take different
298 action according to the mode.
299
300config POWER_MLXBF
301 tristate "Mellanox BlueField power handling driver"
302 depends on (GPIO_MLXBF2 && ACPI)
303 help
304 This driver supports reset or low power mode handling for Mellanox BlueField.
305
306endif