# nobody's needed a slave side API yet. The master-role API is not
# fully appropriate there, so it'd need some thought to do well.
#
-menu "SPI support"
- depends on HAS_IOMEM
-
-config SPI
+menuconfig SPI
bool "SPI support"
+ depends on HAS_IOMEM
help
The "Serial Peripheral Interface" is a low level synchronous
protocol. Chips that support SPI can have data transfer rates
(half duplex), SSP, SSI, and PSP. This driver framework should
work with most such devices and controllers.
+if SPI
+
config SPI_DEBUG
boolean "Debug support for SPI drivers"
- depends on SPI && DEBUG_KERNEL
+ depends on DEBUG_KERNEL
help
Say "yes" to enable debug messaging (like dev_dbg and pr_debug),
sysfs, and debugfs support in SPI controller and protocol drivers.
controller and the protocol drivers for the SPI slave chips
that are connected.
+if SPI_MASTER
+
comment "SPI Master Controller Drivers"
- depends on SPI_MASTER
+
+config SPI_ALTERA
+ tristate "Altera SPI Controller"
+ select SPI_BITBANG
+ help
+ This is the driver for the Altera SPI Controller.
+
+config SPI_ATH79
+ tristate "Atheros AR71XX/AR724X/AR913X SPI controller driver"
+ depends on ATH79 && GENERIC_GPIO
+ select SPI_BITBANG
+ help
+ This enables support for the SPI controller present on the
+ Atheros AR71XX/AR724X/AR913X SoCs.
config SPI_ATMEL
tristate "Atmel SPI Controller"
- depends on (ARCH_AT91 || AVR32) && SPI_MASTER
+ depends on (ARCH_AT91 || AVR32)
help
This selects a driver for the Atmel SPI Controller, present on
many AT32 (AVR32) and AT91 (ARM) chips.
config SPI_BFIN
tristate "SPI controller driver for ADI Blackfin5xx"
- depends on SPI_MASTER && BLACKFIN
+ depends on BLACKFIN
help
This is the SPI controller master driver for Blackfin 5xx processor.
+config SPI_BFIN_SPORT
+ tristate "SPI bus via Blackfin SPORT"
+ depends on BLACKFIN
+ help
+ Enable support for a SPI bus via the Blackfin SPORT peripheral.
+
config SPI_AU1550
tristate "Au1550/Au12x0 SPI Controller"
- depends on SPI_MASTER && (SOC_AU1550 || SOC_AU1200) && EXPERIMENTAL
+ depends on MIPS_ALCHEMY && EXPERIMENTAL
select SPI_BITBANG
help
If you say yes to this option, support will be included for the
Au1550 SPI controller (may also work with Au1200,Au1210,Au1250).
- This driver can also be built as a module. If so, the module
- will be called au1550_spi.
-
config SPI_BITBANG
- tristate "Bitbanging SPI master"
- depends on SPI_MASTER && EXPERIMENTAL
+ tristate "Utilities for Bitbanging SPI masters"
help
With a few GPIO pins, your system can bitbang the SPI protocol.
Select this to get SPI support through I/O pins (GPIO, parallel
config SPI_BUTTERFLY
tristate "Parallel port adapter for AVR Butterfly (DEVELOPMENT)"
- depends on SPI_MASTER && PARPORT && EXPERIMENTAL
+ depends on PARPORT
select SPI_BITBANG
help
This uses a custom parallel port cable to connect to an AVR
inexpensive battery powered microcontroller evaluation board.
This same cable can be used to flash new firmware.
+config SPI_COLDFIRE_QSPI
+ tristate "Freescale Coldfire QSPI controller"
+ depends on (M520x || M523x || M5249 || M527x || M528x || M532x)
+ help
+ This enables support for the Coldfire QSPI controller in master
+ mode.
+
+config SPI_DAVINCI
+ tristate "Texas Instruments DaVinci/DA8x/OMAP-L/AM1x SoC SPI controller"
+ depends on SPI_MASTER && ARCH_DAVINCI
+ select SPI_BITBANG
+ help
+ SPI master controller for DaVinci/DA8x/OMAP-L/AM1x SPI modules.
+
+config SPI_EP93XX
+ tristate "Cirrus Logic EP93xx SPI controller"
+ depends on ARCH_EP93XX
+ help
+ This enables using the Cirrus EP93xx SPI controller in master
+ mode.
+
+config SPI_GPIO
+ tristate "GPIO-based bitbanging SPI Master"
+ depends on GENERIC_GPIO
+ select SPI_BITBANG
+ help
+ This simple GPIO bitbanging SPI master uses the arch-neutral GPIO
+ interface to manage MOSI, MISO, SCK, and chipselect signals. SPI
+ slaves connected to a bus using this driver are configured as usual,
+ except that the spi_board_info.controller_data holds the GPIO number
+ for the chipselect used by this controller driver.
+
+ Note that this driver often won't achieve even 1 Mbit/sec speeds,
+ making it unusually slow for SPI. If your platform can inline
+ GPIO operations, you should be able to leverage that for better
+ speed with a custom version of this driver; see the source code.
+
config SPI_IMX
- tristate "Freescale iMX SPI controller"
- depends on SPI_MASTER && ARCH_IMX && EXPERIMENTAL
+ tristate "Freescale i.MX SPI controllers"
+ depends on ARCH_MXC
+ select SPI_BITBANG
+ default m if IMX_HAVE_PLATFORM_SPI_IMX
help
- This enables using the Freescale iMX SPI controller in master
+ This enables using the Freescale i.MX SPI controllers in master
mode.
config SPI_LM70_LLP
tristate "Parallel port adapter for LM70 eval board (DEVELOPMENT)"
- depends on SPI_MASTER && PARPORT && EXPERIMENTAL
+ depends on PARPORT && EXPERIMENTAL
select SPI_BITBANG
help
This driver supports the NS LM70 LLP Evaluation Board,
which interfaces to an LM70 temperature sensor using
a parallel port.
+config SPI_MPC52xx
+ tristate "Freescale MPC52xx SPI (non-PSC) controller support"
+ depends on PPC_MPC52xx && SPI
+ select SPI_MASTER_OF
+ help
+ This drivers supports the MPC52xx SPI controller in master SPI
+ mode.
+
config SPI_MPC52xx_PSC
tristate "Freescale MPC52xx PSC SPI controller"
- depends on SPI_MASTER && PPC_MPC52xx && EXPERIMENTAL
+ depends on PPC_MPC52xx && EXPERIMENTAL
help
This enables using the Freescale MPC52xx Programmable Serial
Controller in master SPI mode.
-config SPI_MPC83xx
- tristate "Freescale MPC83xx/QUICC Engine SPI controller"
- depends on SPI_MASTER && (PPC_83xx || QUICC_ENGINE) && EXPERIMENTAL
- select SPI_BITBANG
+config SPI_MPC512x_PSC
+ tristate "Freescale MPC512x PSC SPI controller"
+ depends on SPI_MASTER && PPC_MPC512x
help
- This enables using the Freescale MPC83xx and QUICC Engine SPI
- controllers in master mode.
+ This enables using the Freescale MPC5121 Programmable Serial
+ Controller in SPI master mode.
- Note, this driver uniquely supports the SPI controller on the MPC83xx
- family of PowerPC processors, plus processors with QUICC Engine
- technology. This driver uses a simple set of shift registers for data
- (opposed to the CPM based descriptor model).
+config SPI_FSL_LIB
+ tristate
+ depends on FSL_SOC
+
+config SPI_FSL_SPI
+ bool "Freescale SPI controller"
+ depends on FSL_SOC
+ select SPI_FSL_LIB
+ help
+ This enables using the Freescale SPI controllers in master mode.
+ MPC83xx platform uses the controller in cpu mode or CPM/QE mode.
+ MPC8569 uses the controller in QE mode, MPC8610 in cpu mode.
+
+config SPI_FSL_ESPI
+ bool "Freescale eSPI controller"
+ depends on FSL_SOC
+ select SPI_FSL_LIB
+ help
+ This enables using the Freescale eSPI controllers in master mode.
+ From MPC8536, 85xx platform uses the controller, and all P10xx,
+ P20xx, P30xx,P40xx, P50xx uses this controller.
+
+config SPI_OC_TINY
+ tristate "OpenCores tiny SPI"
+ depends on GENERIC_GPIO
+ select SPI_BITBANG
+ help
+ This is the driver for OpenCores tiny SPI master controller.
config SPI_OMAP_UWIRE
tristate "OMAP1 MicroWire"
- depends on SPI_MASTER && ARCH_OMAP1
+ depends on ARCH_OMAP1
select SPI_BITBANG
help
This hooks up to the MicroWire controller on OMAP1 chips.
config SPI_OMAP24XX
- tristate "McSPI driver for OMAP24xx/OMAP34xx"
- depends on SPI_MASTER && (ARCH_OMAP24XX || ARCH_OMAP34XX)
+ tristate "McSPI driver for OMAP"
+ depends on ARCH_OMAP2PLUS
help
- SPI master controller for OMAP24xx/OMAP34xx Multichannel SPI
+ SPI master controller for OMAP24XX and later Multichannel SPI
(McSPI) modules.
+config SPI_OMAP_100K
+ tristate "OMAP SPI 100K"
+ depends on SPI_MASTER && (ARCH_OMAP850 || ARCH_OMAP730)
+ help
+ OMAP SPI 100K master controller for omap7xx boards.
+
+config SPI_ORION
+ tristate "Orion SPI master (EXPERIMENTAL)"
+ depends on PLAT_ORION && EXPERIMENTAL
+ help
+ This enables using the SPI master controller on the Orion chips.
+
+config SPI_PL022
+ tristate "ARM AMBA PL022 SSP controller"
+ depends on ARM_AMBA
+ default y if MACH_U300
+ default y if ARCH_REALVIEW
+ default y if INTEGRATOR_IMPD1
+ default y if ARCH_VERSATILE
+ help
+ This selects the ARM(R) AMBA(R) PrimeCell PL022 SSP
+ controller. If you have an embedded system with an AMBA(R)
+ bus and a PL022 controller, say Y or M here.
+
+config SPI_PPC4xx
+ tristate "PPC4xx SPI Controller"
+ depends on PPC32 && 4xx && SPI_MASTER
+ select SPI_BITBANG
+ help
+ This selects a driver for the PPC4xx SPI Controller.
+
config SPI_PXA2XX
tristate "PXA2xx SSP SPI master"
- depends on SPI_MASTER && ARCH_PXA && EXPERIMENTAL
- select PXA_SSP
+ depends on (ARCH_PXA || (X86_32 && PCI)) && EXPERIMENTAL
+ select PXA_SSP if ARCH_PXA
help
- This enables using a PXA2xx SSP port as a SPI master controller.
- The driver can be configured to use any SSP port and additional
- documentation can be found a Documentation/spi/pxa2xx.
+ This enables using a PXA2xx or Sodaville SSP port as a SPI master
+ controller. The driver can be configured to use any SSP port and
+ additional documentation can be found a Documentation/spi/pxa2xx.
+
+config SPI_PXA2XX_PCI
+ def_bool SPI_PXA2XX && X86_32 && PCI
config SPI_S3C24XX
tristate "Samsung S3C24XX series SPI"
- depends on SPI_MASTER && ARCH_S3C2410 && EXPERIMENTAL
+ depends on ARCH_S3C2410 && EXPERIMENTAL
select SPI_BITBANG
help
SPI driver for Samsung S3C24XX series ARM SoCs
-config SPI_S3C24XX_GPIO
- tristate "Samsung S3C24XX series SPI by GPIO"
- depends on SPI_MASTER && ARCH_S3C2410 && EXPERIMENTAL
+config SPI_S3C24XX_FIQ
+ bool "S3C24XX driver with FIQ pseudo-DMA"
+ depends on SPI_S3C24XX
+ select FIQ
+ help
+ Enable FIQ support for the S3C24XX SPI driver to provide pseudo
+ DMA by using the fast-interrupt request framework, This allows
+ the driver to get DMA-like performance when there are either
+ no free DMA channels, or when doing transfers that required both
+ TX and RX data paths.
+
+config SPI_S3C64XX
+ tristate "Samsung S3C64XX series type SPI"
+ depends on (ARCH_S3C64XX || ARCH_S5P64X0)
+ select S3C64XX_DMA if ARCH_S3C64XX
+ help
+ SPI driver for Samsung S3C64XX and newer SoCs.
+
+config SPI_SH_MSIOF
+ tristate "SuperH MSIOF SPI controller"
+ depends on SUPERH && HAVE_CLK
select SPI_BITBANG
help
- SPI driver for Samsung S3C24XX series ARM SoCs using
- GPIO lines to provide the SPI bus. This can be used where
- the inbuilt hardware cannot provide the transfer mode, or
- where the board is using non hardware connected pins.
+ SPI driver for SuperH MSIOF blocks.
+
+config SPI_SH
+ tristate "SuperH SPI controller"
+ depends on SUPERH
+ help
+ SPI driver for SuperH SPI blocks.
config SPI_SH_SCI
tristate "SuperH SCI SPI controller"
- depends on SPI_MASTER && SUPERH
+ depends on SUPERH
select SPI_BITBANG
help
SPI driver for SuperH SCI blocks.
+config SPI_STMP3XXX
+ tristate "Freescale STMP37xx/378x SPI/SSP controller"
+ depends on ARCH_STMP3XXX && SPI_MASTER
+ help
+ SPI driver for Freescale STMP37xx/378x SoC SSP interface
+
+config SPI_TEGRA
+ tristate "Nvidia Tegra SPI controller"
+ depends on ARCH_TEGRA
+ select TEGRA_SYSTEM_DMA
+ help
+ SPI driver for NVidia Tegra SoCs
+
+config SPI_TI_SSP
+ tristate "TI Sequencer Serial Port - SPI Support"
+ depends on MFD_TI_SSP
+ help
+ This selects an SPI master implementation using a TI sequencer
+ serial port.
+
+config SPI_TOPCLIFF_PCH
+ tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) SPI"
+ depends on PCI
+ help
+ SPI driver for the Topcliff PCH (Platform Controller Hub) SPI bus
+ used in some x86 embedded processors.
+
+ This driver also supports the ML7213/ML7223/ML7831, a companion chip
+ for the Atom E6xx series and compatible with the Intel EG20T PCH.
+
config SPI_TXX9
tristate "Toshiba TXx9 SPI controller"
- depends on SPI_MASTER && GENERIC_GPIO && CPU_TX49XX
+ depends on GENERIC_GPIO && CPU_TX49XX
help
SPI driver for Toshiba TXx9 MIPS SoCs
config SPI_XILINX
- tristate "Xilinx SPI controller"
- depends on SPI_MASTER && XILINX_VIRTEX && EXPERIMENTAL
+ tristate "Xilinx SPI controller common module"
+ depends on HAS_IOMEM && EXPERIMENTAL
select SPI_BITBANG
help
This exposes the SPI controller IP from the Xilinx EDK.
See the "OPB Serial Peripheral Interface (SPI) (v1.00e)"
Product Specification document (DS464) for hardware details.
+ Or for the DS570, see "XPS Serial Peripheral Interface (SPI) (v2.00b)"
+
+config SPI_NUC900
+ tristate "Nuvoton NUC900 series SPI"
+ depends on ARCH_W90X900 && EXPERIMENTAL
+ select SPI_BITBANG
+ help
+ SPI driver for Nuvoton NUC900 series ARM SoCs
+
#
# Add new SPI master controllers in alphabetical order above this line
#
+config SPI_DESIGNWARE
+ tristate "DesignWare SPI controller core support"
+ depends on SPI_MASTER
+ help
+ general driver for SPI controller core from DesignWare
+
+config SPI_DW_PCI
+ tristate "PCI interface driver for DW SPI core"
+ depends on SPI_DESIGNWARE && PCI
+
+config SPI_DW_MID_DMA
+ bool "DMA support for DW SPI controller on Intel Moorestown platform"
+ depends on SPI_DW_PCI && INTEL_MID_DMAC
+
+config SPI_DW_MMIO
+ tristate "Memory-mapped io interface driver for DW SPI core"
+ depends on SPI_DESIGNWARE && HAVE_CLK
+
#
# There are lots of SPI device types, with sensors and memory
# being probably the most widely used ones.
#
comment "SPI Protocol Masters"
- depends on SPI_MASTER
-
-config SPI_AT25
- tristate "SPI EEPROMs from most vendors"
- depends on SPI_MASTER && SYSFS
- help
- Enable this driver to get read/write support to most SPI EEPROMs,
- after you configure the board init code to know about each eeprom
- on your target board.
-
- This driver can also be built as a module. If so, the module
- will be called at25.
config SPI_SPIDEV
tristate "User mode SPI device driver support"
- depends on SPI_MASTER && EXPERIMENTAL
+ depends on EXPERIMENTAL
help
This supports user mode SPI protocol drivers.
config SPI_TLE62X0
tristate "Infineon TLE62X0 (for power switching)"
- depends on SPI_MASTER && SYSFS
+ depends on SYSFS
help
SPI driver for Infineon TLE62X0 series line driver chips,
such as the TLE6220, TLE6230 and TLE6240. This provides a
# Add new SPI protocol masters in alphabetical order above this line
#
-# (slave support would go here)
+endif # SPI_MASTER
-endmenu # "SPI support"
+# (slave support would go here)
+endif # SPI