2 # Multifunction miscellaneous devices
5 menu "Multifunction device drivers"
8 bool "Enable Driver Model for Misc drivers"
11 Enable driver model for miscellaneous devices. This class is
12 used only for those do not fit other more general classes. A
13 set of generic read, write and ioctl methods may be used to
17 bool "Enable Driver Model for Misc drivers in SPL"
20 Enable driver model for miscellaneous devices. This class is
21 used only for those do not fit other more general classes. A
22 set of generic read, write and ioctl methods may be used to
26 bool "Enable Driver Model for Misc drivers in TPL"
29 Enable driver model for miscellaneous devices. This class is
30 used only for those do not fit other more general classes. A
31 set of generic read, write and ioctl methods may be used to
35 bool "Altera Sysid support"
38 Select this to enable a sysid for Altera devices. Please find
39 details on the "Embedded Peripherals IP User Guide" of Altera.
42 bool "Support for Atmel ATSHA204A module"
45 Enable support for I2C connected Atmel's ATSHA204A
46 CryptoAuthentication module found for example on the Turris Omnia
50 bool "Rockchip e-fuse support"
53 Enable (read-only) access for the e-fuse block found in Rockchip
54 SoCs: accesses can either be made using byte addressing and a length
55 or through child-nodes that are generated based on the e-fuse map
56 retrieved from the DTS.
58 This driver currently supports the RK3399 only, but can easily be
59 extended (by porting the read function from the Linux kernel sources)
60 to support other recent Rockchip devices.
62 config VEXPRESS_CONFIG
63 bool "Enable support for Arm Versatile Express config bus"
66 If you say Y here, you will get support for accessing the
67 configuration bus on the Arm Versatile Express boards via
71 bool "Enable crosec command"
74 Enable command-line access to the Chrome OS EC (Embedded
75 Controller). This provides the 'crosec' command which has
76 a number of sub-commands for performing EC tasks such as
77 updating its flash, accessing a small saved context area
78 and talking to the I2C bus behind the EC (if there is one).
81 bool "Enable Chrome OS EC"
83 Enable access to the Chrome OS EC. This is a separate
84 microcontroller typically available on a SPI bus on Chromebooks. It
85 provides access to the keyboard, some internal storage and may
86 control access to the battery and main PMIC depending on the
87 device. You can use the 'crosec' command to access it.
90 bool "Enable Chrome OS EC in SPL"
93 Enable access to the Chrome OS EC in SPL. This is a separate
94 microcontroller typically available on a SPI bus on Chromebooks. It
95 provides access to the keyboard, some internal storage and may
96 control access to the battery and main PMIC depending on the
97 device. You can use the 'crosec' command to access it.
100 bool "Enable Chrome OS EC in TPL"
103 Enable access to the Chrome OS EC in TPL. This is a separate
104 microcontroller typically available on a SPI bus on Chromebooks. It
105 provides access to the keyboard, some internal storage and may
106 control access to the battery and main PMIC depending on the
107 device. You can use the 'crosec' command to access it.
110 bool "Enable Chrome OS EC I2C driver"
113 Enable I2C access to the Chrome OS EC. This is used on older
114 ARM Chromebooks such as snow and spring before the standard bus
115 changed to SPI. The EC will accept commands across the I2C using
116 a special message protocol, and provide responses.
119 bool "Enable Chrome OS EC LPC driver"
122 Enable I2C access to the Chrome OS EC. This is used on x86
123 Chromebooks such as link and falco. The keyboard is provided
124 through a legacy port interface, so on x86 machines the main
125 function of the EC is power and thermal management.
127 config SPL_CROS_EC_LPC
128 bool "Enable Chrome OS EC LPC driver in SPL"
131 Enable I2C access to the Chrome OS EC. This is used on x86
132 Chromebooks such as link and falco. The keyboard is provided
133 through a legacy port interface, so on x86 machines the main
134 function of the EC is power and thermal management.
136 config TPL_CROS_EC_LPC
137 bool "Enable Chrome OS EC LPC driver in TPL"
140 Enable I2C access to the Chrome OS EC. This is used on x86
141 Chromebooks such as link and falco. The keyboard is provided
142 through a legacy port interface, so on x86 machines the main
143 function of the EC is power and thermal management.
145 config CROS_EC_SANDBOX
146 bool "Enable Chrome OS EC sandbox driver"
147 depends on CROS_EC && SANDBOX
149 Enable a sandbox emulation of the Chrome OS EC. This supports
150 keyboard (use the -l flag to enable the LCD), verified boot context,
151 EC flash read/write/erase support and a few other things. It is
152 enough to perform a Chrome OS verified boot on sandbox.
154 config SPL_CROS_EC_SANDBOX
155 bool "Enable Chrome OS EC sandbox driver in SPL"
156 depends on SPL_CROS_EC && SANDBOX
158 Enable a sandbox emulation of the Chrome OS EC in SPL. This supports
159 keyboard (use the -l flag to enable the LCD), verified boot context,
160 EC flash read/write/erase support and a few other things. It is
161 enough to perform a Chrome OS verified boot on sandbox.
163 config TPL_CROS_EC_SANDBOX
164 bool "Enable Chrome OS EC sandbox driver in TPL"
165 depends on TPL_CROS_EC && SANDBOX
167 Enable a sandbox emulation of the Chrome OS EC in TPL. This supports
168 keyboard (use the -l flag to enable the LCD), verified boot context,
169 EC flash read/write/erase support and a few other things. It is
170 enough to perform a Chrome OS verified boot on sandbox.
173 bool "Enable Chrome OS EC SPI driver"
176 Enable SPI access to the Chrome OS EC. This is used on newer
177 ARM Chromebooks such as pit, pi and nyan-big. The SPI interface
178 provides a faster and more robust interface than I2C but the bugs
179 are less interesting.
182 bool "Enable support for DS4510 CPU supervisor"
184 Enable support for the Maxim DS4510 CPU supervisor. It has an
185 integrated 64-byte EEPROM, four programmable non-volatile I/O pins
186 and a configurable timer for the supervisor function. The device is
190 bool "Enable FSL SEC_MON Driver"
192 Freescale Security Monitor block is responsible for monitoring
194 Security Monitor can be transitioned on any security failures,
195 like software violations or hardware security violations.
198 bool "Ingenic JZ4780 eFUSE support"
199 depends on ARCH_JZ47XX
201 This selects support for the eFUSE on Ingenic JZ4780 SoCs.
204 bool "Enable MXC OCOTP Driver"
205 depends on ARCH_IMX8M || ARCH_MX6 || ARCH_MX7 || ARCH_MX7ULP || ARCH_VF610
208 If you say Y here, you will get support for the One Time
209 Programmable memory pages that are stored on the some
210 Freescale i.MX processors.
212 config NUVOTON_NCT6102D
213 bool "Enable Nuvoton NCT6102D Super I/O driver"
215 If you say Y here, you will get support for the Nuvoton
216 NCT6102D Super I/O driver. This can be used to enable or
217 disable the legacy UART, the watchdog or other devices
218 in the Nuvoton Super IO chips on X86 platforms.
221 bool "Enable power-sequencing drivers"
224 Power-sequencing drivers provide support for controlling power for
225 devices. They are typically referenced by a phandle from another
226 device. When the device is started up, its power sequence can be
230 bool "Enable power-sequencing drivers for SPL"
233 Power-sequencing drivers provide support for controlling power for
234 devices. They are typically referenced by a phandle from another
235 device. When the device is started up, its power sequence can be
239 bool "Enable PCA9551 LED driver"
241 Enable driver for PCA9551 LED controller. This controller
242 is connected via I2C. So I2C needs to be enabled.
244 config PCA9551_I2C_ADDR
245 hex "I2C address of PCA9551 LED controller"
246 depends on PCA9551_LED
249 The I2C address of the PCA9551 LED controller.
252 bool "Enable STM32MP fuse wrapper providing the fuse API"
253 depends on ARCH_STM32MP && MISC
254 default y if CMD_FUSE
256 If you say Y here, you will get support for the fuse API (OTP)
257 for STM32MP architecture.
258 This API is needed for CMD_FUSE.
261 bool "Enable RCC driver for the STM32 SoC's family"
262 depends on (STM32 || ARCH_STM32MP) && MISC
264 Enable the STM32 RCC driver. The RCC block (Reset and Clock Control
265 block) is responsible of the management of the clock and reset
267 This driver is similar to an MFD driver in the Linux kernel.
270 bool "Enable support for the Tegra CAR driver"
271 depends on TEGRA_NO_BPMP
273 The Tegra CAR (Clock and Reset Controller) is a HW module that
274 controls almost all clocks and resets in a Tegra SoC.
277 bool "Enable support for the Tegra186 BPMP driver"
280 The Tegra BPMP (Boot and Power Management Processor) is a separate
281 auxiliary CPU embedded into Tegra to perform power management work,
282 and controls related features such as clocks, resets, power domains,
283 PMIC I2C bus, etc. This driver provides the core low-level
284 communication path by which feature-specific drivers (such as clock)
285 can make requests to the BPMP. This driver is similar to an MFD
286 driver in the Linux kernel.
289 bool "Enable TWL4030 LED controller"
291 Enable this to add support for the TWL4030 LED controller.
293 config WINBOND_W83627
294 bool "Enable Winbond Super I/O driver"
296 If you say Y here, you will get support for the Winbond
297 W83627 Super I/O driver. This can be used to enable the
298 legacy UART or other devices in the Winbond Super IO chips
304 Hidden option to enable QEMU fw_cfg interface. This will be selected by
305 either CONFIG_CMD_QFW or CONFIG_GENERATE_ACPI_TABLE.
308 bool "Enable driver for generic I2C-attached EEPROMs"
311 Enable a generic driver for EEPROMs attached via I2C.
314 config SPL_I2C_EEPROM
315 bool "Enable driver for generic I2C-attached EEPROMs for SPL"
316 depends on MISC && SPL && SPL_DM
318 This option is an SPL-variant of the I2C_EEPROM option.
319 See the help of I2C_EEPROM for details.
321 config ZYNQ_GEM_I2C_MAC_OFFSET
322 hex "Set the I2C MAC offset"
326 Set the MAC offset for i2C.
330 config SYS_I2C_EEPROM_ADDR
331 hex "Chip address of the EEPROM device"
334 config SYS_I2C_EEPROM_BUS
335 int "I2C bus of the EEPROM device."
338 config SYS_EEPROM_SIZE
339 int "Size in bytes of the EEPROM device"
342 config SYS_EEPROM_PAGE_WRITE_BITS
343 int "Number of bits used to address bytes in a single page"
346 The EEPROM page size is 2^SYS_EEPROM_PAGE_WRITE_BITS.
347 A 64 byte page, for example would require six bits.
349 config SYS_EEPROM_PAGE_WRITE_DELAY_MS
350 int "Number of milliseconds to delay between page writes"
353 config SYS_I2C_EEPROM_ADDR_LEN
354 int "Length in bytes of the EEPROM memory array address"
357 Note: This is NOT the chip address length!
359 config SYS_I2C_EEPROM_ADDR_OVERFLOW
360 hex "EEPROM Address Overflow"
363 EEPROM chips that implement "address overflow" are ones
364 like Catalyst 24WC04/08/16 which has 9/10/11 bits of
365 address and the extra bits end up in the "chip address" bit
366 slots. This makes a 24WC08 (1Kbyte) chip look like four 256
371 config GDSYS_RXAUI_CTRL
372 bool "Enable gdsys RXAUI control driver"
375 Support gdsys FPGA's RXAUI control.
378 bool "Enable gdsys IOEP driver"
381 Support gdsys FPGA's IO endpoint driver.
383 config MPC83XX_SERDES
384 bool "Enable MPC83xx serdes driver"
387 Support for serdes found on MPC83xx SoCs.
390 bool "Enable loader driver for file system"
392 This is file system generic loader which can be used to load
393 the file image from the storage into target such as memory.
395 The consumer driver would then use this loader to program whatever,
399 bool "Enable gdsys SOC driver"
402 Support for gdsys IHS SOC, a simple bus associated with each gdsys
403 IHS (Integrated Hardware Systems) FPGA, which holds all devices whose
404 register maps are contained within the FPGA's register map.
407 bool "Enable IHS FPGA driver"
410 Support IHS (Integrated Hardware Systems) FPGA, the main FPGAs on
411 gdsys devices, which supply the majority of the functionality offered
412 by the devices. This driver supports both CON and CPU variants of the
413 devices, depending on the device tree entry.
415 config MICROCHIP_FLEXCOM
416 bool "Enable Microchip Flexcom driver"
419 The Atmel Flexcom is just a wrapper which embeds a SPI controller,
420 an I2C controller and an USART.
421 Only one function can be used at a time and is chosen at boot time
422 according to the device tree.
425 depends on ARCH_K3 && SPL_DM_REGULATOR
426 bool "AVS class 0 support for K3 devices"
428 K3 devices have the optimized voltage values for the main voltage
429 domains stored in efuse within the VTM IP. This driver reads the
430 optimized voltage from the efuse, so that it can be programmed
431 to the PMIC on board.