This enables ADC API for drivers, which allows driving ADC features
by single and multi-channel methods for:
- start/stop/get data for conversion of a single-channel selected by
- a number or multi-channels selected by a bitmask
+ a number or multi-channels selected by a bitmask
- get data mask (ADC resolution)
ADC reference Voltage supply options:
- methods for get Vdd/Vss reference Voltage values with polarity
bool "Composable virtual block devices (blkmap)"
depends on BLK
help
- Create virtual block devices that are backed by various sources,
- e.g. RAM, or parts of an existing block device. Though much more
- rudimentary, it borrows a lot of ideas from Linux's device mapper
- subsystem.
+ Create virtual block devices that are backed by various sources,
+ e.g. RAM, or parts of an existing block device. Though much more
+ rudimentary, it borrows a lot of ideas from Linux's device mapper
+ subsystem.
Example use-cases:
- Treat a region of RAM as a block device, i.e. a RAM disk. This let's
saveenv on all reboots, the environment variable
"upgrade_available" is used. If "upgrade_available" is
0, "bootcount" is always 0. If "upgrade_available" is 1,
- "bootcount" is incremented in the environment.
+ "bootcount" is incremented in the environment.
So the Userspace Application must set the "upgrade_available"
and "bootcount" variables to 0, if the system booted successfully.
depends on AT91SAM9XE
config DM_BOOTCOUNT
- bool "Boot counter in a device-model device"
+ bool "Boot counter in a device-model device"
help
Enables reading/writing the bootcount in a device-model based
backing store. If an entry in /chosen/u-boot,bootcount-device
bool "Enable CDCD9XX clock driver"
depends on CLK && ARCH_OMAP2PLUS
help
- Enable the clock synthesizer driver for CDCE913/925/937/949
- series of chips.
+ Enable the clock synthesizer driver for CDCE913/925/937/949
+ series of chips.
config CLK_ICS8N3QV01
bool "Enable ICS8N3QV01 VCXO driver"
config CLK_OWL
- bool "Actions Semi OWL clock drivers"
- depends on CLK && ARCH_OWL
- help
- Enable support for clock managemet unit present in Actions Semi
+ bool "Actions Semi OWL clock drivers"
+ depends on CLK && ARCH_OWL
+ help
+ Enable support for clock managemet unit present in Actions Semi
Owl series S900/S700 SoCs.
Enable this to support the clocks on Renesas R-Car Gen3 and Gen4 SoCs.
config CLK_R8A774A1
- bool "Renesas R8A774A1 clock driver"
+ bool "Renesas R8A774A1 clock driver"
def_bool y if R8A774A1
- depends on CLK_RCAR_GEN3
- help
- Enable this to support the clocks on Renesas R8A774A1 SoC.
+ depends on CLK_RCAR_GEN3
+ help
+ Enable this to support the clocks on Renesas R8A774A1 SoC.
config CLK_R8A774B1
bool "Renesas R8A774B1 clock driver"
bool "ASPEED RSA and ECC Engine"
depends on ASPEED_AST2600
help
- Select this option to enable a driver for using the RSA/ECC engine in
- the ASPEED BMC SoCs.
+ Select this option to enable a driver for using the RSA/ECC engine in
+ the ASPEED BMC SoCs.
- Enabling this allows the use of RSA/ECC operations in hardware without requiring the
- software implementations. It also improves performance and saves code size.
+ Enabling this allows the use of RSA/ECC operations in hardware without requiring the
+ software implementations. It also improves performance and saves code size.
config ASPEED_CPTRA_SHA
bool "Caliptra SHA ACC for Aspeed AST27xx SoCs"
config SYS_FSL_HAS_SEC
bool
help
- Enable Freescale Secure Boot and Trusted Architecture
+ Enable Freescale Secure Boot and Trusted Architecture
config SYS_FSL_SEC_COMPAT_2
bool
help
- Secure boot and trust architecture compatible version 2
+ Secure boot and trust architecture compatible version 2
config SYS_FSL_SEC_COMPAT_4
bool
help
- Secure boot and trust architecture compatible version 4
+ Secure boot and trust architecture compatible version 4
config SYS_FSL_SEC_COMPAT_5
bool
help
- Secure boot and trust architecture compatible version 5
+ Secure boot and trust architecture compatible version 5
config SYS_FSL_SEC_COMPAT_6
bool
help
- Secure boot and trust architecture compatible version 6
+ Secure boot and trust architecture compatible version 6
config SYS_FSL_SEC_BE
bool "Big-endian access to Freescale Secure Boot"
config SYS_FSL_DDR_BE
bool
help
- Access DDR registers in big-endian
+ Access DDR registers in big-endian
config SYS_FSL_DDR_LE
bool
help
- Access DDR registers in little-endian
+ Access DDR registers in little-endian
config FSL_DDR_BIST
bool
if ARCH_K3
config TI_K3_NAVSS_UDMA
- bool "Texas Instruments UDMA"
- depends on ARCH_K3
- select DEVRES
- select DMA
- select TI_K3_NAVSS_RINGACC
- select TI_K3_PSIL
- help
- Support for UDMA used in K3 devices.
+ bool "Texas Instruments UDMA"
+ depends on ARCH_K3
+ select DEVRES
+ select DMA
+ select TI_K3_NAVSS_RINGACC
+ select TI_K3_PSIL
+ help
+ Support for UDMA used in K3 devices.
endif
config TI_K3_PSIL
bool "MAX7320 I2C GPIO Expander driver"
depends on DM_GPIO && DM_I2C
help
- Support for MAX7320 I2C 8/16-bit GPIO expander.
- original maxim device has 8 push/pull outputs,
- some clones offers 16bit.
+ Support for MAX7320 I2C 8/16-bit GPIO expander.
+ original maxim device has 8 push/pull outputs,
+ some clones offers 16bit.
config MAX77663_GPIO
bool "MAX77663 GPIO cell of PMIC driver"
help
Support for Microchip's MCP230XX I2C and SPI connected GPIO devices.
The following chips are supported:
- - MCP23008
- - MCP23017
- - MCP23018
- - MCP23S08
- - MCP23S17
- - MCP23S18
+ - MCP23008
+ - MCP23017
+ - MCP23018
+ - MCP23S08
+ - MCP23S17
+ - MCP23S18
config MSCC_SGPIO
bool "Microsemi Serial GPIO driver"
depends on DM_GPIO && SOC_VCOREIII
help
Support for the VCoreIII SoC serial GPIO device. By using a
- serial interface, the SIO controller significantly extends
- the number of available GPIOs with a minimum number of
- additional pins on the device. The primary purpose of the
- SIO controller is to connect control signals from SFP
- modules and to act as an LED controller.
+ serial interface, the SIO controller significantly extends
+ the number of available GPIOs with a minimum number of
+ additional pins on the device. The primary purpose of the
+ SIO controller is to connect control signals from SFP
+ modules and to act as an LED controller.
config MSM_GPIO
bool "Qualcomm GPIO driver"
bool "PCF8575 I2C GPIO Expander driver"
depends on DM_GPIO && DM_I2C
help
- Support for PCF8575 I2C 16-bit GPIO expander. Most of these
- chips are from NXP and TI.
+ Support for PCF8575 I2C 16-bit GPIO expander. Most of these
+ chips are from NXP and TI.
config RCAR_GPIO
bool "Renesas R-Car GPIO driver"
config SUNXI_NEW_PINCTRL
bool
depends on SUNXI_GPIO
- ---help---
- The Allwinner D1 and other new SoCs use a different register map
- for the GPIO block, which we need to know about in the SPL.
+ help
+ The Allwinner D1 and other new SoCs use a different register map
+ for the GPIO block, which we need to know about in the SPL.
config XILINX_GPIO
bool "Xilinx GPIO driver"
bool "slg7xl45106 i2c gpo expander"
depends on DM_GPIO && ARCH_ZYNQMP
help
- Support for slg7xl45106 i2c gpo expander. It is an i2c based
- 8-bit gpo expander, all gpo lines are controlled by writing
- value into data register.
+ Support for slg7xl45106 i2c gpo expander. It is an i2c based
+ 8-bit gpo expander, all gpo lines are controlled by writing
+ value into data register.
config GPIO_SCMI
bool "SCMI GPIO pinctrl driver"
depends on DM_GPIO && PINCTRL_SCMI
help
- Support pinctrl GPIO over the SCMI interface.
+ Support pinctrl GPIO over the SCMI interface.
config ADP5585_GPIO
bool "ADP5585 GPIO driver"
bool "Enable Polarfire SoC GPIO driver"
depends on DM_GPIO
help
- Enable to support the GPIO driver on Polarfire SoC
+ Enable to support the GPIO driver on Polarfire SoC
endif
config SPL_LED_GPIO
bool "LED support for GPIO-connected LEDs in SPL"
- depends on SPL_LED && SPL_DM_GPIO
+ depends on SPL_LED && SPL_DM_GPIO
help
This option is an SPL-variant of the LED_GPIO option.
See the help of LED_GPIO for details.
This driver manages the muxing between the 2 OSPI busses and
the 2 output ports. There are 4 possible muxing configurations:
- direct mode (no multiplexing): OSPI1 output is on port 1 and OSPI2
- output is on port 2
+ output is on port 2
- OSPI1 and OSPI2 are multiplexed over the same output port 1
- swapped mode (no multiplexing), OSPI1 output is on port 2,
- OSPI2 output is on port 1
+ OSPI2 output is on port 1
- OSPI1 and OSPI2 are multiplexed over the same output port 2
It also manages :
- - the split of the memory area shared between the 2 OSPI instances.
- - chip select selection override.
- - the time between 2 transactions in multiplexed mode.
+ - the split of the memory area shared between the 2 OSPI instances.
+ - chip select selection override.
+ - the time between 2 transactions in multiplexed mode.
config TI_AEMIF
tristate "Texas Instruments AEMIF driver"
depends on MEMORY && CLK && OF_CONTROL
help
This driver is for the General Purpose Memory Controller (GPMC)
- present on Texas Instruments SoCs (e.g. OMAP2+). GPMC allows
- interfacing to a variety of asynchronous as well as synchronous
- memory drives like NOR, NAND, OneNAND, SRAM.
+ present on Texas Instruments SoCs (e.g. OMAP2+). GPMC allows
+ interfacing to a variety of asynchronous as well as synchronous
+ memory drives like NOR, NAND, OneNAND, SRAM.
if TI_GPMC
config TI_GPMC_DEBUG
config MFD_ATMEL_SMC
- bool "Atmel Static Memory Controller driver"
- help
- Say yes here to support Atmel Static Memory Controller driver.
+ bool "Atmel Static Memory Controller driver"
+ help
+ Say yes here to support Atmel Static Memory Controller driver.
select BITREVERSE
depends on MISC
help
- Enable support for I2C connected Atmel's ATSHA204A
- CryptoAuthentication module found for example on the Turris Omnia
- board.
+ Enable support for I2C connected Atmel's ATSHA204A
+ CryptoAuthentication module found for example on the Turris Omnia
+ board.
config GATEWORKS_SC
bool "Gateworks System Controller Support"
etc.
config ROCKCHIP_EFUSE
- bool "Rockchip e-fuse support"
+ bool "Rockchip e-fuse support"
depends on MISC
help
Enable (read-only) access for the e-fuse block found in Rockchip
bool "Meson GX EMMC controller support"
depends on ARCH_MESON
help
- Support for EMMC host controller on Meson GX ARM SoCs platform (S905)
+ Support for EMMC host controller on Meson GX ARM SoCs platform (S905)
config MMC_OWL
bool "Actions OWL Multimedia Card Interface support"
depends on MMC_SDHCI && ARCH_SNAPDRAGON
help
Enables support for SDHCI 2.0 controller present on some Qualcomm
- Snapdragon devices. This device is compatible with eMMC v4.5 and
- SD 3.0 specifications. Both SD and eMMC devices are supported.
+ Snapdragon devices. This device is compatible with eMMC v4.5 and
+ SD 3.0 specifications. Both SD and eMMC devices are supported.
Card-detect gpios are not supported.
config MMC_SDHCI_MV
bool "Support ftsdc010 sdio"
depends on FTSDC010
help
- This can enable ftsdc010 sdio function.
+ This can enable ftsdc010 sdio function.
config MMC_MTK
bool "MediaTek SD/MMC Card Interface support"
depends on DM
select DEVRES
help
- The mux framework is a minimalistic subsystem that handles multiplexer
- controllers. It provides the same API as Linux and mux drivers should
- be portable with a minimum effort.
+ The mux framework is a minimalistic subsystem that handles multiplexer
+ controllers. It provides the same API as Linux and mux drivers should
+ be portable with a minimum effort.
if MULTIPLEXER
config SPL_MUX_MMIO
bool "MMIO register bitfield-controlled Multiplexer"
- depends on MULTIPLEXER && SYSCON
- help
- MMIO register bitfield-controlled Multiplexer controller.
+ depends on MULTIPLEXER && SYSCON
+ help
+ MMIO register bitfield-controlled Multiplexer controller.
The driver builds multiplexer controllers for bitfields in a syscon
register. For N bit wide bitfields, there will be 2^N possible
devices in place of traditional BARS for allocation of resources.
config PCI_ARID
- bool "Enable Alternate Routing-ID support for PCI"
- help
- Say Y here if you want to enable Alternate Routing-ID capability
- support on PCI devices. This helps to skip some devices in BDF
- scan that are not present.
+ bool "Enable Alternate Routing-ID support for PCI"
+ help
+ Say Y here if you want to enable Alternate Routing-ID capability
+ support on PCI devices. This helps to skip some devices in BDF
+ scan that are not present.
config PCI_SCAN_SHOW
bool "Show PCI devices during startup"
the node describing the PCI controller.
The intent is to cover SR-IOV scenarios which need mappings for VFs
and PCI hot-plug scenarios. More documentation can be found under:
- arch/arm/cpu/armv8/fsl-layerscape/doc/README.pci_iommu_extra
+ arch/arm/cpu/armv8/fsl-layerscape/doc/README.pci_iommu_extra
config PCIE_LAYERSCAPE_EP
bool "Layerscape PCIe Endpoint mode support"
bool "Xilinx NWL PCIe controller"
depends on ARCH_ZYNQMP
help
- Say 'Y' here if you want support for Xilinx / AMD NWL PCIe
- controller as Root Port.
+ Say 'Y' here if you want support for Xilinx / AMD NWL PCIe
+ controller as Root Port.
config PCIE_PLDA_COMMON
bool
bool "PCI Endpoint Support"
depends on DM
help
- Enable this configuration option to support configurable PCI
- endpoints. This should be enabled if the platform has a PCI
- controllers that can operate in endpoint mode (as a device
- connected to PCI host or bridge).
+ Enable this configuration option to support configurable PCI
+ endpoints. This should be enabled if the platform has a PCI
+ controllers that can operate in endpoint mode (as a device
+ connected to PCI host or bridge).
config PCIE_CADENCE_EP
bool "Cadence PCIe endpoint controller"
Support for the USB OTG PHY in ST-Ericsson AB8500.
config APPLE_ATCPHY
- bool "Apple Type-C PHY Driver"
- depends on PHY && ARCH_APPLE
- default y
- help
- Support for the Apple Type-C PHY.
+ bool "Apple Type-C PHY Driver"
+ depends on PHY && ARCH_APPLE
+ default y
+ help
+ Support for the Apple Type-C PHY.
- This is a dummy driver since the PHY is initialized
- sufficiently by previous stage firmware.
+ This is a dummy driver since the PHY is initialized
+ sufficiently by previous stage firmware.
config BCM6318_USBH_PHY
bool "BCM6318 USBH PHY support"
depends on PHY
depends on SOC_MT7620
help
- Support the intergated USB PHY in MediaTek MT7620 SoC
+ Support the intergated USB PHY in MediaTek MT7620 SoC
config MT76X8_USB_PHY
bool "MediaTek MT76x8 (7628/88) USB PHY support"
depends on PHY
depends on SOC_MT7628
help
- Support the USB PHY in MT76x8 SoCs
+ Support the USB PHY in MT76x8 SoCs
This PHY is found on MT76x8 devices supporting USB.
bool
select PHY
help
- Support the Qualcomm MSM8916 USB PHY
+ Support the Qualcomm MSM8916 USB PHY
This PHY is found on qualcomm dragonboard410c development board.
depends on ARCH_ASPEED || TARGET_ASPEED_AST2700_IBEX
default ARCH_ASPEED
help
- Configuration options for DDR SDRAM on ASPEED systems.
+ Configuration options for DDR SDRAM on ASPEED systems.
- RAM initialisation is always built in for the platform. This menu
- allows customisation of the configuration used.
+ RAM initialisation is always built in for the platform. This menu
+ allows customisation of the configuration used.
config ASPEED_DDR4_DUALX8
bool "Enable Dual X8 DDR4 die"
depends on ASPEED_RAM
help
- Say Y if dual X8 DDR4 die is used on the board. The ASPEED DDRM
- SRAM controller needs to know if the memory chip mounted on the
- board is dual x8 die or not, otherwise it may get the wrong
- size of the memory space.
+ Say Y if dual X8 DDR4 die is used on the board. The ASPEED DDRM
+ SRAM controller needs to know if the memory chip mounted on the
+ board is dual x8 die or not, otherwise it may get the wrong
+ size of the memory space.
config ASPEED_BYPASS_SELFTEST
depends on ASPEED_RAM
bool "Ram drivers for Octeon SoCs"
depends on RAM && ARCH_OCTEON
help
- This enables support for RAM drivers for Octeon SoCs.
+ This enables support for RAM drivers for Octeon SoCs.
if RAM_OCTEON
config RAM_OCTEON_DDR4
bool "Octeon III DDR4 RAM support"
help
- This enables support for DDR4 RAM suppoort for Octeon III. This does
- not include support for Octeon CN70XX.
+ This enables support for DDR4 RAM suppoort for Octeon III. This does
+ not include support for Octeon CN70XX.
endif # RAM_OCTEON
select SPL_RAM if SPL
default y
help
- activate STM32MP1 DDR controller driver for STM32MP1 soc
- family: support for LPDDR2, LPDDR3 and DDR3
- the SDRAM parameters for controleur and phy need to be provided
- in device tree (computed by DDR tuning tools)
+ activate STM32MP1 DDR controller driver for STM32MP1 soc
+ family: support for LPDDR2, LPDDR3 and DDR3
+ the SDRAM parameters for controleur and phy need to be provided
+ in device tree (computed by DDR tuning tools)
config STM32MP1_DDR_INTERACTIVE
bool "STM32MP1 DDR driver : interactive support"
depends on STM32MP1_DDR
help
- activate interactive support in STM32MP1 DDR controller driver
- used for DDR tuning tools
- to enter in intercative mode type 'd' during SPL DDR driver
- initialisation
+ activate interactive support in STM32MP1 DDR controller driver
+ used for DDR tuning tools
+ to enter in intercative mode type 'd' during SPL DDR driver
+ initialisation
config STM32MP1_DDR_INTERACTIVE_FORCE
bool "STM32MP1 DDR driver : force interactive mode"
depends on STM32MP1_DDR_INTERACTIVE
help
- force interactive mode in STM32MP1 DDR controller driver
- skip the polling of character 'd' in console
- useful when SPL is loaded in sysram
- directly by programmer
+ force interactive mode in STM32MP1 DDR controller driver
+ skip the polling of character 'd' in console
+ useful when SPL is loaded in sysram
+ directly by programmer
config STM32MP1_DDR_TESTS
bool "STM32MP1 DDR driver : tests support"
depends on STM32MP1_DDR_INTERACTIVE
default y
help
- activate test support for interactive support in
- STM32MP1 DDR controller driver: command test
+ activate test support for interactive support in
+ STM32MP1 DDR controller driver: command test
config STM32MP1_DDR_TUNING
bool "STM32MP1 DDR driver : support of tuning"
depends on STM32MP1_DDR_INTERACTIVE
default y
help
- activate tuning command in STM32MP1 DDR interactive mode
- used for DDR tuning tools
- - DQ Deskew algorithm
- - DQS Trimming
+ activate tuning command in STM32MP1 DDR interactive mode
+ used for DDR tuning tools
+ - DQ Deskew algorithm
+ - DQS Trimming
depends on DM
select DEVRES
help
- Enable support for reboot mode control. This will allow users to
- adjust the boot process based on reboot mode parameter
- passed to U-Boot.
+ Enable support for reboot mode control. This will allow users to
+ adjust the boot process based on reboot mode parameter
+ passed to U-Boot.
config DM_REBOOT_MODE_GPIO
bool "Use GPIOs as reboot mode backend"
depends on DM_REBOOT_MODE
help
- Use GPIOs to control the reboot mode. This will allow users to boot
- a device in a specific mode by using a GPIO that can be controlled
- outside U-Boot.
+ Use GPIOs to control the reboot mode. This will allow users to boot
+ a device in a specific mode by using a GPIO that can be controlled
+ outside U-Boot.
config DM_REBOOT_MODE_RTC
bool "Use RTC as reboot mode backend"
depends on DM_RTC
depends on DM_REBOOT_MODE
help
- Use RTC non volatile memory to control the reboot mode. This will allow users to boot
- a device in a specific mode by using a register(s) that can be controlled
- outside U-Boot (e.g. Kernel).
+ Use RTC non volatile memory to control the reboot mode. This will allow users to boot
+ a device in a specific mode by using a register(s) that can be controlled
+ outside U-Boot (e.g. Kernel).
config REBOOT_MODE_NVMEM
bool "Use NVMEM reboot mode"
config RTC_ENABLE_32KHZ_OUTPUT
bool "Enable RTC 32Khz output"
help
- Some real-time clocks support the output of 32kHz square waves (such as ds3231),
- the config symbol choose Real Time Clock device 32Khz output feature.
+ Some real-time clocks support the output of 32kHz square waves (such as ds3231),
+ the config symbol choose Real Time Clock device 32Khz output feature.
config RTC_ARMADA38X
bool "Enable Armada 38x Marvell SoC RTC"
config MCFUART
bool "Freescale ColdFire UART support"
depends on M68K
- help
- Choose this option to add support for UART driver on the ColdFire
- SoC's family. The serial communication channel provides a full-duplex
- asynchronous/synchronous receiver and transmitter deriving an
- operating frequency from the internal bus clock or an external clock.
+ help
+ Choose this option to add support for UART driver on the ColdFire
+ SoC's family. The serial communication channel provides a full-duplex
+ asynchronous/synchronous receiver and transmitter deriving an
+ operating frequency from the internal bus clock or an external clock.
config MXC_UART
bool "IMX serial port support"
select SYS_CONSOLE_IS_IN_ENV
select CONSOLE_MUX
help
- This driver supports remote input over the PCIe bus from a host
- to U-Boot for entering commands. It is utilized by the host
- commands 'oct-remote-load' and 'oct-remote-bootcmd'.
+ This driver supports remote input over the PCIe bus from a host
+ to U-Boot for entering commands. It is utilized by the host
+ commands 'oct-remote-load' and 'oct-remote-bootcmd'.
config OCTEON_SERIAL_PCIE_CONSOLE
bool "MIPS Octeon PCIe remote console"
if SMEM
config SANDBOX_SMEM
- bool "Sandbox Shared Memory Manager (SMEM)"
- depends on SANDBOX && DM
- help
- enable SMEM support for sandbox. This is an emulation of a real SMEM
- manager.
- The sandbox driver allocates a shared memory from the heap and
- initialzies it on start.
+ bool "Sandbox Shared Memory Manager (SMEM)"
+ depends on SANDBOX && DM
+ help
+ enable SMEM support for sandbox. This is an emulation of a real SMEM
+ manager.
+ The sandbox driver allocates a shared memory from the heap and
+ initialzies it on start.
config MSM_SMEM
- bool "Qualcomm Shared Memory Manager (SMEM)"
- depends on DM
- depends on ARCH_SNAPDRAGON || ARCH_IPQ40XX
- select DEVRES
- help
- Enable support for the Qualcomm Shared Memory Manager.
- The driver provides an interface to items in a heap shared among all
- processors in a Qualcomm platform.
+ bool "Qualcomm Shared Memory Manager (SMEM)"
+ depends on DM
+ depends on ARCH_SNAPDRAGON || ARCH_IPQ40XX
+ select DEVRES
+ help
+ Enable support for the Qualcomm Shared Memory Manager.
+ The driver provides an interface to items in a heap shared among all
+ processors in a Qualcomm platform.
endif # menu "SMEM Support"
bool "Keystone SerDes driver for ethernet"
depends on ARCH_KEYSTONE
help
- SerDes driver for Keystone SoC used for ethernet support on TI
- K2 platforms.
+ SerDes driver for Keystone SoC used for ethernet support on TI
+ K2 platforms.
config TI_PRUSS
bool "Support for TI's K3 based Pruss driver"
bool "SPI Support"
help
The "Serial Peripheral Interface" is a low level synchronous
- protocol. Chips that support SPI can have data transfer rates
- up to several tens of Mbit/sec. Chips are addressed with a
- controller and a chipselect. Most SPI slaves don't support
- dynamic device discovery; some are even write-only or read-only.
+ protocol. Chips that support SPI can have data transfer rates
+ up to several tens of Mbit/sec. Chips are addressed with a
+ controller and a chipselect. Most SPI slaves don't support
+ dynamic device discovery; some are even write-only or read-only.
SPI is widely used by microcontrollers to talk with sensors,
eeprom and flash memory, codecs and various other controller
by using the Auto Command work mode.
config CF_SPI
- bool "ColdFire SPI driver"
- depends on M68K
- help
- Enable the ColdFire SPI driver. This driver can be used on
- some m68k SoCs.
+ bool "ColdFire SPI driver"
+ depends on M68K
+ help
+ Enable the ColdFire SPI driver. This driver can be used on
+ some m68k SoCs.
config CV1800B_SPIF
bool "Sophgo cv1800b SPI Flash Controller driver"
select DEVRES
help
Enable the Mediatek SPINOR controller driver. This driver has
- better read/write performance with NOR.
+ better read/write performance with NOR.
config MTK_SNFI_SPI
bool "Mediatek SPI memory controller driver"
config SOFT_SPI
bool "Soft SPI driver"
help
- Enable Soft SPI driver. This driver is to use GPIO simulate
- the SPI protocol.
+ Enable Soft SPI driver. This driver is to use GPIO simulate
+ the SPI protocol.
config SPI_SN_F_OSPI
tristate "Socionext F_OSPI SPI flash controller"
config SPI_STACKED_PARALLEL
bool "Enable support for stacked or parallel memories"
help
- Enable support for stacked/or parallel memories. This functionality
- may appear on Xilinx hardware. By default this is disabled.
+ Enable support for stacked/or parallel memories. This functionality
+ may appear on Xilinx hardware. By default this is disabled.
endif # if DM_SPI
config SPMI
bool "Enable SPMI bus support"
depends on DM
- ---help---
+ help
Select this to enable to support SPMI bus.
SPMI (System Power Management Interface) bus is used
to connect PMIC devices on various SoCs.
config SPMI_MSM
bool "Support Qualcomm SPMI bus"
depends on SPMI
- ---help---
+ help
Support SPMI bus implementation found on Qualcomm Snapdragon SoCs.
config SPMI_SANDBOX
bool "Support for Sandbox SPMI bus"
depends on SPMI
- ---help---
+ help
Demo SPMI bus implementation. Emulates part of PM8916 as single
- slave (0) on bus. It has 4 GPIO peripherals, pid 0xC0-0xC3.
+ slave (0) on bus. It has 4 GPIO peripherals, pid 0xC0-0xC3.
endmenu
depends on MX6 || MX7
help
Support for Temperature Monitor (TEMPMON) found on Freescale i.MX SoCs.
- It supports one critical trip point and one passive trip point. The
- cpufreq is used as the cooling device to throttle CPUs when the
- passive trip is crossed.
+ It supports one critical trip point and one passive trip point. The
+ cpufreq is used as the cooling device to throttle CPUs when the
+ passive trip is crossed.
config IMX_SCU_THERMAL
bool "Temperature sensor driver for NXP i.MX8"
config IMX_TMU
bool "Thermal Management Unit driver for NXP i.MX8M / i.MX93 and QorIQ"
depends on ARCH_IMX8M || IMX93 || FSL_LAYERSCAPE
- help
+ help
Support for the NXP Thermal Management Unit (TMU) sensors on
i.MX8M, i.MX93 and on QorIQ/Layerscape SoCs (LX2160A,
LS1028A, LS1088A, ...).
driver into the U-Boot thermal framework.
config TI_DRA7_THERMAL
- bool "Temperature sensor driver for TI dra7xx SOCs"
- help
- Enable thermal support for the Texas Instruments DRA752 SoC family.
- The driver supports reading CPU temperature.
+ bool "Temperature sensor driver for TI dra7xx SOCs"
+ help
+ Enable thermal support for the Texas Instruments DRA752 SoC family.
+ The driver supports reading CPU temperature.
config TI_LM74_THERMAL
- bool "Temperature sensor driver for TI LM74 chip"
- help
- Enable thermal support for the Texas Instruments LM74 chip.
- The driver supports reading CPU temperature.
+ bool "Temperature sensor driver for TI LM74 chip"
+ help
+ Enable thermal support for the Texas Instruments LM74 chip.
+ The driver supports reading CPU temperature.
config DM_THERMAL_JC42
bool "JEDEC JC-42.4/TSE2004av SPD temperature sensor"
config UFS_CADENCE
bool "Cadence platform driver for UFS"
depends on UFS
- help
+ help
This selects the platform driver for the Cadence UFS host
controller present on present TI's J721e devices.
config UFS_QCOM
bool "Qualcomm Host Controller driver for UFS"
depends on UFS && ARCH_SNAPDRAGON
- help
+ help
This selects the platform driver for the UFS host
controller present on Qualcomm Snapdragon SoCs.
bool "SBSA watchdog timer support"
depends on WDT
help
- Select this to enable SBSA watchdog timer.
- This driver can operate ARM SBSA Generic Watchdog as a single stage.
- In the single stage mode, when the timeout is reached, your system
- will be reset by WS1. The first signal (WS0) is ignored.
+ Select this to enable SBSA watchdog timer.
+ This driver can operate ARM SBSA Generic Watchdog as a single stage.
+ In the single stage mode, when the timeout is reached, your system
+ will be reset by WS1. The first signal (WS0) is ignored.
config WDT_SIEMENS_PMIC
bool "Enable PMIC Watchdog Timer support for Siemens platforms"
projects / thirdparty / u-boot.git / commitdiff
