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_SAM9X7 || 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_SAM9X7 || 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 ARCH_BRCMSTB || BMIPS_GENERIC || 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_EP93XX
79 bool "Cirrus EP93XX reset driver" if COMPILE_TEST
80 depends on MFD_SYSCON
81 default ARCH_EP93XX
82 select AUXILIARY_BUS
83 help
84 This driver provides restart support for Cirrus EP93XX SoC.
85
86 Say Y here if you have a Cirrus EP93XX SoC and you wish
87 to have restart support.
88
89config POWER_RESET_GEMINI_POWEROFF
90 bool "Cortina Gemini power-off driver"
91 depends on ARCH_GEMINI || COMPILE_TEST
92 depends on OF && HAS_IOMEM
93 default ARCH_GEMINI
94 help
95 This driver supports turning off the Cortina Gemini SoC.
96 Select this if you're building a kernel with Gemini SoC support.
97
98config POWER_RESET_GPIO
99 bool "GPIO power-off driver"
100 depends on OF_GPIO
101 help
102 This driver supports turning off your board via a GPIO line.
103 If your board needs a GPIO high/low to power down, say Y and
104 create a binding in your devicetree.
105
106config POWER_RESET_GPIO_RESTART
107 bool "GPIO restart driver"
108 depends on OF_GPIO
109 help
110 This driver supports restarting your board via a GPIO line.
111 If your board needs a GPIO high/low to restart, say Y and
112 create a binding in your devicetree.
113
114config POWER_RESET_HISI
115 bool "Hisilicon power-off driver"
116 depends on ARCH_HISI
117 help
118 Reboot support for Hisilicon boards.
119
120config POWER_RESET_LINKSTATION
121 tristate "Buffalo LinkStation power-off driver"
122 depends on ARCH_MVEBU || COMPILE_TEST
123 depends on OF_MDIO && PHYLIB
124 help
125 This driver supports turning off some Buffalo LinkStations by
126 setting an output pin at the ethernet PHY to the correct state.
127 It also makes the device compatible with the WoL function.
128
129 Say Y here if you have a Buffalo LinkStation LS421D/E.
130
131config POWER_RESET_MACSMC
132 tristate "Apple SMC reset/power-off driver"
133 depends on MFD_MACSMC
134 help
135 This driver supports reset and power-off on Apple Mac machines
136 that implement this functionality via the SMC.
137
138 Say Y here if you have an Apple Silicon Mac.
139
140config POWER_RESET_MSM
141 bool "Qualcomm MSM power-off driver"
142 depends on ARCH_QCOM
143 help
144 Power off and restart support for Qualcomm boards.
145
146config POWER_RESET_QCOM_PON
147 tristate "Qualcomm power-on driver"
148 depends on ARCH_QCOM
149 depends on MFD_SPMI_PMIC
150 select REBOOT_MODE
151 help
152 Power On support for Qualcomm boards.
153 If you have a Qualcomm platform and need support for
154 power-on and reboot reason, Say Y.
155 If unsure, Say N.
156
157config POWER_RESET_OCELOT_RESET
158 bool "Microsemi Ocelot reset driver"
159 depends on MSCC_OCELOT || ARCH_SPARX5 || COMPILE_TEST
160 select MFD_SYSCON
161 help
162 This driver supports restart for Microsemi Ocelot SoC and similar.
163
164config POWER_RESET_ODROID_GO_ULTRA_POWEROFF
165 bool "Odroid Go Ultra power-off driver"
166 depends on ARCH_MESON || COMPILE_TEST
167 depends on I2C=y && OF
168 help
169 This driver supports Power off for Odroid Go Ultra device.
170
171config POWER_RESET_PIIX4_POWEROFF
172 tristate "Intel PIIX4 power-off driver"
173 depends on PCI
174 depends on HAS_IOPORT
175 depends on MIPS || COMPILE_TEST
176 help
177 This driver supports powering off a system using the Intel PIIX4
178 southbridge, for example the MIPS Malta development board. The
179 southbridge SOff state is entered in response to a request to
180 power off the system.
181
182config POWER_RESET_LTC2952
183 bool "LTC2952 PowerPath power-off driver"
184 depends on OF_GPIO
185 help
186 This driver supports an external powerdown trigger and board power
187 down via the LTC2952. Bindings are made in the device tree.
188
189config POWER_RESET_MT6323
190 bool "MediaTek MT6323 power-off driver"
191 depends on MFD_MT6397
192 help
193 The power-off driver is responsible for externally shutdown down
194 the power of a remote MediaTek SoC MT6323 is connected to through
195 controlling a tiny circuit BBPU inside MT6323 RTC.
196
197 Say Y if you have a board where MT6323 could be found.
198
199config POWER_RESET_QNAP
200 bool "QNAP power-off driver"
201 depends on OF_GPIO && PLAT_ORION
202 help
203 This driver supports turning off QNAP NAS devices by sending
204 commands to the microcontroller which controls the main power.
205
206 Say Y if you have a QNAP NAS.
207
208config POWER_RESET_REGULATOR
209 bool "Regulator subsystem power-off driver"
210 depends on OF && REGULATOR
211 help
212 This driver supports turning off your board by disabling a
213 power regulator defined in the devicetree.
214
215config POWER_RESET_RESTART
216 bool "Restart power-off driver"
217 help
218 Some boards don't actually have the ability to power off.
219 Instead they restart, and u-boot holds the SoC until the
220 user presses a key. u-boot then boots into Linux.
221
222config POWER_RESET_ST
223 bool "ST restart driver"
224 depends on ARCH_STI
225 help
226 Reset support for STMicroelectronics boards.
227
228config POWER_RESET_TORADEX_EC
229 tristate "Toradex Embedded Controller power-off and reset driver"
230 depends on ARCH_MXC || COMPILE_TEST
231 depends on I2C
232 select REGMAP_I2C
233 help
234 This driver supports power-off and reset for SMARC Toradex SoMs,
235 for example the SMARC iMX8MP and SMARC iMX95, using Toradex
236 Embedded Controller (EC).
237
238 Say Y here if you have a Toradex SMARC SoM.
239
240 If unsure, say N.
241
242config POWER_RESET_TPS65086
243 bool "TPS65086 restart driver"
244 depends on MFD_TPS65086
245 help
246 This driver adds support for resetting the TPS65086 PMIC on restart.
247
248config POWER_RESET_VERSATILE
249 bool "ARM Versatile family reboot driver"
250 depends on ARM
251 depends on MFD_SYSCON
252 depends on OF
253 help
254 Power off and restart support for ARM Versatile family of
255 reference boards.
256
257config POWER_RESET_VEXPRESS
258 bool "ARM Versatile Express power-off and reset driver"
259 depends on ARM || ARM64
260 depends on VEXPRESS_CONFIG=y
261 help
262 Power off and reset support for the ARM Ltd. Versatile
263 Express boards.
264
265config POWER_RESET_XGENE
266 bool "APM SoC X-Gene reset driver"
267 depends on ARM64
268 help
269 Reboot support for the APM SoC X-Gene Eval boards.
270
271config POWER_RESET_KEYSTONE
272 bool "Keystone reset driver"
273 depends on ARCH_KEYSTONE || COMPILE_TEST
274 depends on HAS_IOMEM
275 select MFD_SYSCON
276 help
277 Reboot support for the KEYSTONE SoCs.
278
279config POWER_RESET_SYSCON
280 bool "Generic SYSCON regmap reset driver"
281 depends on OF
282 depends on HAS_IOMEM
283 select MFD_SYSCON
284 help
285 Reboot support for generic SYSCON mapped register reset.
286
287config POWER_RESET_SYSCON_POWEROFF
288 bool "Generic SYSCON regmap poweroff driver"
289 depends on OF
290 depends on HAS_IOMEM
291 select MFD_SYSCON
292 help
293 Poweroff support for generic SYSCON mapped register poweroff.
294
295config POWER_RESET_RMOBILE
296 tristate "Renesas R-Mobile reset driver"
297 depends on ARCH_RMOBILE || COMPILE_TEST
298 depends on HAS_IOMEM
299 help
300 Reboot support for Renesas R-Mobile and SH-Mobile SoCs.
301
302config REBOOT_MODE
303 tristate
304
305config SYSCON_REBOOT_MODE
306 tristate "Generic SYSCON regmap reboot mode driver"
307 depends on OF
308 depends on MFD_SYSCON
309 select REBOOT_MODE
310 help
311 Say y here will enable reboot mode driver. This will
312 get reboot mode arguments and store it in SYSCON mapped
313 register, then the bootloader can read it to take different
314 action according to the mode.
315
316config POWER_RESET_SC27XX
317 tristate "Spreadtrum SC27xx PMIC power-off driver"
318 depends on MFD_SC27XX_PMIC || COMPILE_TEST
319 help
320 This driver supports powering off a system through
321 Spreadtrum SC27xx series PMICs. The SC27xx series
322 PMICs includes the SC2720, SC2721, SC2723, SC2730
323 and SC2731 chips.
324
325config NVMEM_REBOOT_MODE
326 tristate "Generic NVMEM reboot mode driver"
327 depends on OF
328 select REBOOT_MODE
329 help
330 Say y here will enable reboot mode driver. This will
331 get reboot mode arguments and store it in a NVMEM cell,
332 then the bootloader can read it and take different
333 action according to the mode.
334
335config POWER_MLXBF
336 tristate "Mellanox BlueField power handling driver"
337 depends on (GPIO_MLXBF2 || GPIO_MLXBF3) && ACPI
338 help
339 This driver supports reset or low power mode handling for Mellanox BlueField.
340
341endif