10b11dbf7SMasahiro Yamada# 20b11dbf7SMasahiro Yamada# Multifunction miscellaneous devices 30b11dbf7SMasahiro Yamada# 40b11dbf7SMasahiro Yamada 50b11dbf7SMasahiro Yamadamenu "Multifunction device drivers" 60b11dbf7SMasahiro Yamada 74395e06eSThomas Chouconfig MISC 84395e06eSThomas Chou bool "Enable Driver Model for Misc drivers" 94395e06eSThomas Chou depends on DM 104395e06eSThomas Chou help 114395e06eSThomas Chou Enable driver model for miscellaneous devices. This class is 124395e06eSThomas Chou used only for those do not fit other more general classes. A 134395e06eSThomas Chou set of generic read, write and ioctl methods may be used to 144395e06eSThomas Chou access the device. 154395e06eSThomas Chou 1606536c20SJason Zhuconfig SPL_MISC 1706536c20SJason Zhu bool "Enable Driver Model for Misc drivers in SPL" 1806536c20SJason Zhu depends on SPL_DM 1906536c20SJason Zhu help 2006536c20SJason Zhu Enable driver model for miscellaneous devices. This class is 2106536c20SJason Zhu used only for those do not fit other more general classes. A 2206536c20SJason Zhu set of generic read, write and ioctl methods may be used to 2306536c20SJason Zhu access the device. 2406536c20SJason Zhu 25bc94d102SJason Zhuconfig TPL_MISC 26bc94d102SJason Zhu bool "Enable Driver Model for Misc drivers in TPL" 27bc94d102SJason Zhu depends on TPL_DM 28bc94d102SJason Zhu help 29bc94d102SJason Zhu Enable driver model for miscellaneous devices. This class is 30bc94d102SJason Zhu used only for those do not fit other more general classes. A 31bc94d102SJason Zhu set of generic read, write and ioctl methods may be used to 32bc94d102SJason Zhu access the device. 33bc94d102SJason Zhu 34ca844dd8SThomas Chouconfig ALTERA_SYSID 35ca844dd8SThomas Chou bool "Altera Sysid support" 36ca844dd8SThomas Chou depends on MISC 37ca844dd8SThomas Chou help 38ca844dd8SThomas Chou Select this to enable a sysid for Altera devices. Please find 39ca844dd8SThomas Chou details on the "Embedded Peripherals IP User Guide" of Altera. 40ca844dd8SThomas Chou 41aa5eb9a3SMarek Behúnconfig ATSHA204A 42aa5eb9a3SMarek Behún bool "Support for Atmel ATSHA204A module" 43aa5eb9a3SMarek Behún depends on MISC 44aa5eb9a3SMarek Behún help 45aa5eb9a3SMarek Behún Enable support for I2C connected Atmel's ATSHA204A 46aa5eb9a3SMarek Behún CryptoAuthentication module found for example on the Turris Omnia 47aa5eb9a3SMarek Behún board. 48aa5eb9a3SMarek Behún 4949cd8e85SPhilipp Tomsichconfig ROCKCHIP_EFUSE 5049cd8e85SPhilipp Tomsich bool "Rockchip e-fuse support" 5149cd8e85SPhilipp Tomsich depends on MISC 5249cd8e85SPhilipp Tomsich help 5349cd8e85SPhilipp Tomsich Enable (read-only) access for the e-fuse block found in Rockchip 5449cd8e85SPhilipp Tomsich SoCs: accesses can either be made using byte addressing and a length 5549cd8e85SPhilipp Tomsich or through child-nodes that are generated based on the e-fuse map 5649cd8e85SPhilipp Tomsich retrieved from the DTS. 5749cd8e85SPhilipp Tomsich 5849cd8e85SPhilipp Tomsich This driver currently supports the RK3399 only, but can easily be 5949cd8e85SPhilipp Tomsich extended (by porting the read function from the Linux kernel sources) 6049cd8e85SPhilipp Tomsich to support other recent Rockchip devices. 6149cd8e85SPhilipp Tomsich 624973d825SFinley Xiaoconfig ROCKCHIP_OTP 634973d825SFinley Xiao bool "Rockchip OTP Support" 644973d825SFinley Xiao depends on MISC 654973d825SFinley Xiao help 664973d825SFinley Xiao This is a simple drive to dump specified values of Rockchip SoC 674973d825SFinley Xiao from otp, such as cpu-leakage. 684973d825SFinley Xiao 69*52ed8851SJason Zhuconfig SPL_ROCKCHIP_SECURE_OTP 70*52ed8851SJason Zhu bool "Rockchip Secure OTP Support in spl" 71*52ed8851SJason Zhu depends on SPL_MISC 72*52ed8851SJason Zhu help 73*52ed8851SJason Zhu Support read & write secure otp in spl. 74*52ed8851SJason Zhu 756fb9ac15SSimon Glassconfig CMD_CROS_EC 766fb9ac15SSimon Glass bool "Enable crosec command" 776fb9ac15SSimon Glass depends on CROS_EC 786fb9ac15SSimon Glass help 796fb9ac15SSimon Glass Enable command-line access to the Chrome OS EC (Embedded 806fb9ac15SSimon Glass Controller). This provides the 'crosec' command which has 816fb9ac15SSimon Glass a number of sub-commands for performing EC tasks such as 826fb9ac15SSimon Glass updating its flash, accessing a small saved context area 836fb9ac15SSimon Glass and talking to the I2C bus behind the EC (if there is one). 846fb9ac15SSimon Glass 856fb9ac15SSimon Glassconfig CROS_EC 866fb9ac15SSimon Glass bool "Enable Chrome OS EC" 876fb9ac15SSimon Glass help 886fb9ac15SSimon Glass Enable access to the Chrome OS EC. This is a separate 896fb9ac15SSimon Glass microcontroller typically available on a SPI bus on Chromebooks. It 906fb9ac15SSimon Glass provides access to the keyboard, some internal storage and may 916fb9ac15SSimon Glass control access to the battery and main PMIC depending on the 926fb9ac15SSimon Glass device. You can use the 'crosec' command to access it. 936fb9ac15SSimon Glass 946fb9ac15SSimon Glassconfig CROS_EC_I2C 956fb9ac15SSimon Glass bool "Enable Chrome OS EC I2C driver" 966fb9ac15SSimon Glass depends on CROS_EC 976fb9ac15SSimon Glass help 986fb9ac15SSimon Glass Enable I2C access to the Chrome OS EC. This is used on older 996fb9ac15SSimon Glass ARM Chromebooks such as snow and spring before the standard bus 1006fb9ac15SSimon Glass changed to SPI. The EC will accept commands across the I2C using 1016fb9ac15SSimon Glass a special message protocol, and provide responses. 1026fb9ac15SSimon Glass 1036fb9ac15SSimon Glassconfig CROS_EC_LPC 1046fb9ac15SSimon Glass bool "Enable Chrome OS EC LPC driver" 1056fb9ac15SSimon Glass depends on CROS_EC 1066fb9ac15SSimon Glass help 1076fb9ac15SSimon Glass Enable I2C access to the Chrome OS EC. This is used on x86 1086fb9ac15SSimon Glass Chromebooks such as link and falco. The keyboard is provided 1096fb9ac15SSimon Glass through a legacy port interface, so on x86 machines the main 1106fb9ac15SSimon Glass function of the EC is power and thermal management. 1116fb9ac15SSimon Glass 11247cb8c65SSimon Glassconfig CROS_EC_SANDBOX 11347cb8c65SSimon Glass bool "Enable Chrome OS EC sandbox driver" 11447cb8c65SSimon Glass depends on CROS_EC && SANDBOX 11547cb8c65SSimon Glass help 11647cb8c65SSimon Glass Enable a sandbox emulation of the Chrome OS EC. This supports 11747cb8c65SSimon Glass keyboard (use the -l flag to enable the LCD), verified boot context, 11847cb8c65SSimon Glass EC flash read/write/erase support and a few other things. It is 11947cb8c65SSimon Glass enough to perform a Chrome OS verified boot on sandbox. 12047cb8c65SSimon Glass 1216fb9ac15SSimon Glassconfig CROS_EC_SPI 1226fb9ac15SSimon Glass bool "Enable Chrome OS EC SPI driver" 1236fb9ac15SSimon Glass depends on CROS_EC 1246fb9ac15SSimon Glass help 1256fb9ac15SSimon Glass Enable SPI access to the Chrome OS EC. This is used on newer 1266fb9ac15SSimon Glass ARM Chromebooks such as pit, pi and nyan-big. The SPI interface 1276fb9ac15SSimon Glass provides a faster and more robust interface than I2C but the bugs 1286fb9ac15SSimon Glass are less interesting. 1296fb9ac15SSimon Glass 130879704d8SSimon Glassconfig DS4510 131879704d8SSimon Glass bool "Enable support for DS4510 CPU supervisor" 132879704d8SSimon Glass help 133879704d8SSimon Glass Enable support for the Maxim DS4510 CPU supervisor. It has an 134879704d8SSimon Glass integrated 64-byte EEPROM, four programmable non-volatile I/O pins 135879704d8SSimon Glass and a configurable timer for the supervisor function. The device is 136879704d8SSimon Glass connected over I2C. 137879704d8SSimon Glass 138c12e0d93SPeng Fanconfig FSL_SEC_MON 139fe78378dSgaurav rana bool "Enable FSL SEC_MON Driver" 140fe78378dSgaurav rana help 141fe78378dSgaurav rana Freescale Security Monitor block is responsible for monitoring 142fe78378dSgaurav rana system states. 143fe78378dSgaurav rana Security Monitor can be transitioned on any security failures, 144fe78378dSgaurav rana like software violations or hardware security violations. 1451cdd9412SStefan Roese 1463e020f03SPeng Fanconfig MXC_OCOTP 1473e020f03SPeng Fan bool "Enable MXC OCOTP Driver" 1483e020f03SPeng Fan help 1493e020f03SPeng Fan If you say Y here, you will get support for the One Time 1503e020f03SPeng Fan Programmable memory pages that are stored on the some 1513e020f03SPeng Fan Freescale i.MX processors. 1523e020f03SPeng Fan 1534cf9e464SStefan Roeseconfig NUVOTON_NCT6102D 1544cf9e464SStefan Roese bool "Enable Nuvoton NCT6102D Super I/O driver" 1554cf9e464SStefan Roese help 1564cf9e464SStefan Roese If you say Y here, you will get support for the Nuvoton 1574cf9e464SStefan Roese NCT6102D Super I/O driver. This can be used to enable or 1584cf9e464SStefan Roese disable the legacy UART, the watchdog or other devices 1594cf9e464SStefan Roese in the Nuvoton Super IO chips on X86 platforms. 1604cf9e464SStefan Roese 1615fd6badbSSimon Glassconfig PWRSEQ 1625fd6badbSSimon Glass bool "Enable power-sequencing drivers" 1635fd6badbSSimon Glass depends on DM 1645fd6badbSSimon Glass help 1655fd6badbSSimon Glass Power-sequencing drivers provide support for controlling power for 1665fd6badbSSimon Glass devices. They are typically referenced by a phandle from another 1675fd6badbSSimon Glass device. When the device is started up, its power sequence can be 1685fd6badbSSimon Glass initiated. 1695fd6badbSSimon Glass 1705fd6badbSSimon Glassconfig SPL_PWRSEQ 1715fd6badbSSimon Glass bool "Enable power-sequencing drivers for SPL" 1725fd6badbSSimon Glass depends on PWRSEQ 1735fd6badbSSimon Glass help 1745fd6badbSSimon Glass Power-sequencing drivers provide support for controlling power for 1755fd6badbSSimon Glass devices. They are typically referenced by a phandle from another 1765fd6badbSSimon Glass device. When the device is started up, its power sequence can be 1775fd6badbSSimon Glass initiated. 1785fd6badbSSimon Glass 1791cdd9412SStefan Roeseconfig PCA9551_LED 1801cdd9412SStefan Roese bool "Enable PCA9551 LED driver" 1811cdd9412SStefan Roese help 1821cdd9412SStefan Roese Enable driver for PCA9551 LED controller. This controller 1831cdd9412SStefan Roese is connected via I2C. So I2C needs to be enabled. 1841cdd9412SStefan Roese 1851cdd9412SStefan Roeseconfig PCA9551_I2C_ADDR 1861cdd9412SStefan Roese hex "I2C address of PCA9551 LED controller" 1871cdd9412SStefan Roese depends on PCA9551_LED 1881cdd9412SStefan Roese default 0x60 1891cdd9412SStefan Roese help 1901cdd9412SStefan Roese The I2C address of the PCA9551 LED controller. 191f9917454SSimon Glass 192bd3ee84aSStephen Warrenconfig TEGRA_CAR 193bd3ee84aSStephen Warren bool "Enable support for the Tegra CAR driver" 194bd3ee84aSStephen Warren depends on TEGRA_NO_BPMP 195bd3ee84aSStephen Warren help 196bd3ee84aSStephen Warren The Tegra CAR (Clock and Reset Controller) is a HW module that 197bd3ee84aSStephen Warren controls almost all clocks and resets in a Tegra SoC. 198bd3ee84aSStephen Warren 19973dd5c4cSStephen Warrenconfig TEGRA186_BPMP 20073dd5c4cSStephen Warren bool "Enable support for the Tegra186 BPMP driver" 20173dd5c4cSStephen Warren depends on TEGRA186 20273dd5c4cSStephen Warren help 20373dd5c4cSStephen Warren The Tegra BPMP (Boot and Power Management Processor) is a separate 20473dd5c4cSStephen Warren auxiliary CPU embedded into Tegra to perform power management work, 20573dd5c4cSStephen Warren and controls related features such as clocks, resets, power domains, 20673dd5c4cSStephen Warren PMIC I2C bus, etc. This driver provides the core low-level 20773dd5c4cSStephen Warren communication path by which feature-specific drivers (such as clock) 20873dd5c4cSStephen Warren can make requests to the BPMP. This driver is similar to an MFD 20973dd5c4cSStephen Warren driver in the Linux kernel. 21073dd5c4cSStephen Warren 21185056932SStefan Roeseconfig WINBOND_W83627 21285056932SStefan Roese bool "Enable Winbond Super I/O driver" 21385056932SStefan Roese help 21485056932SStefan Roese If you say Y here, you will get support for the Winbond 21585056932SStefan Roese W83627 Super I/O driver. This can be used to enable the 21685056932SStefan Roese legacy UART or other devices in the Winbond Super IO chips 21785056932SStefan Roese on X86 platforms. 21885056932SStefan Roese 219fcf5c041SMiao Yanconfig QFW 220fcf5c041SMiao Yan bool 221fcf5c041SMiao Yan help 222fcf5c041SMiao Yan Hidden option to enable QEMU fw_cfg interface. This will be selected by 22318686590SMiao Yan either CONFIG_CMD_QFW or CONFIG_GENERATE_ACPI_TABLE. 224fcf5c041SMiao Yan 225d7e28918Smario.six@gdsys.ccconfig I2C_EEPROM 226d7e28918Smario.six@gdsys.cc bool "Enable driver for generic I2C-attached EEPROMs" 227d7e28918Smario.six@gdsys.cc depends on MISC 228d7e28918Smario.six@gdsys.cc help 229d7e28918Smario.six@gdsys.cc Enable a generic driver for EEPROMs attached via I2C. 230e3f24d4fSAdam Ford 231e3f24d4fSAdam Fordif I2C_EEPROM 232e3f24d4fSAdam Ford 233e3f24d4fSAdam Fordconfig SYS_I2C_EEPROM_ADDR 234e3f24d4fSAdam Ford hex "Chip address of the EEPROM device" 235e3f24d4fSAdam Ford default 0 236e3f24d4fSAdam Ford 237e3f24d4fSAdam Fordconfig SYS_I2C_EEPROM_BUS 238e3f24d4fSAdam Ford int "I2C bus of the EEPROM device." 239e3f24d4fSAdam Ford default 0 240e3f24d4fSAdam Ford 241e3f24d4fSAdam Fordconfig SYS_EEPROM_SIZE 242e3f24d4fSAdam Ford int "Size in bytes of the EEPROM device" 243e3f24d4fSAdam Ford default 256 244e3f24d4fSAdam Ford 245e3f24d4fSAdam Fordconfig SYS_EEPROM_PAGE_WRITE_BITS 246e3f24d4fSAdam Ford int "Number of bits used to address bytes in a single page" 247e3f24d4fSAdam Ford default 0 248e3f24d4fSAdam Ford help 249e3f24d4fSAdam Ford The EEPROM page size is 2^SYS_EEPROM_PAGE_WRITE_BITS. 250e3f24d4fSAdam Ford A 64 byte page, for example would require six bits. 251e3f24d4fSAdam Ford 252e3f24d4fSAdam Fordconfig SYS_EEPROM_PAGE_WRITE_DELAY_MS 253e3f24d4fSAdam Ford int "Number of milliseconds to delay between page writes" 254e3f24d4fSAdam Ford default 0 255e3f24d4fSAdam Ford 256e3f24d4fSAdam Fordconfig SYS_I2C_EEPROM_ADDR_LEN 257e3f24d4fSAdam Ford int "Length in bytes of the EEPROM memory array address" 258e3f24d4fSAdam Ford default 1 259e3f24d4fSAdam Ford help 260e3f24d4fSAdam Ford Note: This is NOT the chip address length! 261e3f24d4fSAdam Ford 262e3f24d4fSAdam Fordconfig SYS_I2C_EEPROM_ADDR_OVERFLOW 263e3f24d4fSAdam Ford hex "EEPROM Address Overflow" 264e3f24d4fSAdam Ford default 0 265e3f24d4fSAdam Ford help 266e3f24d4fSAdam Ford EEPROM chips that implement "address overflow" are ones 267e3f24d4fSAdam Ford like Catalyst 24WC04/08/16 which has 9/10/11 bits of 268e3f24d4fSAdam Ford address and the extra bits end up in the "chip address" bit 269e3f24d4fSAdam Ford slots. This makes a 24WC08 (1Kbyte) chip look like four 256 270e3f24d4fSAdam Ford byte chips. 271e3f24d4fSAdam Ford 272e3f24d4fSAdam Fordendif 273e3f24d4fSAdam Ford 274e3f24d4fSAdam Ford 2750b11dbf7SMasahiro Yamadaendmenu 276