1# SPDX-License-Identifier: GPL-2.0-only 2# 3# SPI driver configuration 4# 5menuconfig SPI 6 bool "SPI support" 7 depends on HAS_IOMEM 8 help 9 The "Serial Peripheral Interface" is a low level synchronous 10 protocol. Chips that support SPI can have data transfer rates 11 up to several tens of Mbit/sec. Chips are addressed with a 12 controller and a chipselect. Most SPI slaves don't support 13 dynamic device discovery; some are even write-only or read-only. 14 15 SPI is widely used by microcontrollers to talk with sensors, 16 eeprom and flash memory, codecs and various other controller 17 chips, analog to digital (and d-to-a) converters, and more. 18 MMC and SD cards can be accessed using SPI protocol; and for 19 DataFlash cards used in MMC sockets, SPI must always be used. 20 21 SPI is one of a family of similar protocols using a four wire 22 interface (select, clock, data in, data out) including Microwire 23 (half duplex), SSP, SSI, and PSP. This driver framework should 24 work with most such devices and controllers. 25 26if SPI 27 28config SPI_DEBUG 29 bool "Debug support for SPI drivers" 30 depends on DEBUG_KERNEL 31 help 32 Say "yes" to enable debug messaging (like dev_dbg and pr_debug), 33 sysfs, and debugfs support in SPI controller and protocol drivers. 34 35# 36# MASTER side ... talking to discrete SPI slave chips including microcontrollers 37# 38 39config SPI_MASTER 40# bool "SPI Master Support" 41 bool 42 default SPI 43 help 44 If your system has an master-capable SPI controller (which 45 provides the clock and chipselect), you can enable that 46 controller and the protocol drivers for the SPI slave chips 47 that are connected. 48 49if SPI_MASTER 50 51config SPI_MEM 52 bool "SPI memory extension" 53 help 54 Enable this option if you want to enable the SPI memory extension. 55 This extension is meant to simplify interaction with SPI memories 56 by providing a high-level interface to send memory-like commands. 57 58config SPI_OFFLOAD 59 bool 60 61comment "SPI Master Controller Drivers" 62 63config SPI_AIROHA_SNFI 64 tristate "Airoha SPI NAND Flash Interface" 65 depends on ARCH_AIROHA || COMPILE_TEST 66 depends on SPI_MASTER 67 select REGMAP_MMIO 68 help 69 This enables support for SPI-NAND mode on the Airoha NAND 70 Flash Interface found on Airoha ARM SoCs. This controller 71 is implemented as a SPI-MEM controller. 72 73config SPI_ALTERA 74 tristate "Altera SPI Controller platform driver" 75 select SPI_ALTERA_CORE 76 select REGMAP_MMIO 77 help 78 This is the driver for the Altera SPI Controller. 79 80config SPI_ALTERA_CORE 81 tristate "Altera SPI Controller core code" if COMPILE_TEST 82 select REGMAP 83 help 84 "The core code for the Altera SPI Controller" 85 86config SPI_ALTERA_DFL 87 tristate "DFL bus driver for Altera SPI Controller" 88 depends on FPGA_DFL 89 select SPI_ALTERA_CORE 90 help 91 This is a Device Feature List (DFL) bus driver for the 92 Altera SPI master controller. The SPI master is connected 93 to a SPI slave to Avalon bridge in a Intel MAX BMC. 94 95config SPI_AMLOGIC_SPIFC_A1 96 tristate "Amlogic A1 SPIFC controller" 97 depends on ARCH_MESON || COMPILE_TEST 98 help 99 This enables master mode support for the SPIFC (SPI flash 100 controller) available in Amlogic A1 (A113L SoC). 101 102config SPI_AMLOGIC_SPIFC_A4 103 tristate "Amlogic A4 SPI Flash controller" 104 depends on ARCH_MESON || COMPILE_TEST 105 select REGMAP_MMIO 106 help 107 This enables SPI mode on the NAND Flash Controller of Amlogic 108 ARM SoCs. It supports SPI Nor Flash and SPI NAND Flash (Could 109 enable Host ECC HW engine). The controller implements the 110 SPI-MEM interface, it doesn't support generic SPI. 111 112config SPI_AMLOGIC_SPISG 113 tristate "Amlogic SPISG controller" 114 depends on COMMON_CLK 115 depends on ARCH_MESON || COMPILE_TEST 116 help 117 This enables master mode support for the SPISG (SPI scatter-gather 118 communication controller), which is available on platforms such as 119 Amlogic A4 SoCs. 120 121config SPI_APPLE 122 tristate "Apple SoC SPI Controller platform driver" 123 depends on ARCH_APPLE || COMPILE_TEST 124 help 125 This enables support for the SPI controller present on 126 many Apple SoCs, including the t8103 (M1), t8112 (M2) 127 and t600x (M1 Pro/Max/Ultra). Multiple SPI controller 128 instances are present on the SoC and each connects usually 129 to a single device like spi-nor (nvram), input device controller 130 or fingerprint sensor. 131 132config SPI_AR934X 133 tristate "Qualcomm Atheros AR934X/QCA95XX SPI controller driver" 134 depends on ATH79 || COMPILE_TEST 135 help 136 This enables support for the SPI controller present on the 137 Qualcomm Atheros AR934X/QCA95XX SoCs. 138 139config SPI_ATCSPI200 140 tristate "Andes ATCSPI200 SPI controller" 141 depends on ARCH_ANDES 142 help 143 SPI driver for Andes ATCSPI200 SPI controller. 144 ATCSPI200 controller supports DMA and PIO modes. When DMA 145 is not available, the driver automatically falls back to 146 PIO mode. 147 148config SPI_ATH79 149 tristate "Atheros AR71XX/AR724X/AR913X SPI controller driver" 150 depends on ATH79 || COMPILE_TEST 151 select SPI_BITBANG 152 help 153 This enables support for the SPI controller present on the 154 Atheros AR71XX/AR724X/AR913X SoCs. 155 156config SPI_ARMADA_3700 157 tristate "Marvell Armada 3700 SPI Controller" 158 depends on (ARCH_MVEBU && OF) || COMPILE_TEST 159 help 160 This enables support for the SPI controller present on the 161 Marvell Armada 3700 SoCs. 162 163config SPI_ASPEED_SMC 164 tristate "Aspeed flash controllers in SPI mode" 165 depends on ARCH_ASPEED || COMPILE_TEST 166 depends on OF 167 help 168 This enables support for the Firmware Memory controller (FMC) 169 in the Aspeed AST2600, AST2500 and AST2400 SoCs when attached 170 to SPI NOR chips, and support for the SPI flash memory 171 controller (SPI) for the host firmware. The implementation 172 only supports SPI NOR. 173 174config SPI_ATMEL 175 tristate "Atmel SPI Controller" 176 depends on ARCH_MICROCHIP || COMPILE_TEST 177 depends on OF 178 help 179 This selects a driver for the Atmel SPI Controller, present on 180 many AT91 ARM chips. 181 182config SPI_AT91_USART 183 tristate "Atmel USART Controller SPI driver" 184 depends on (ARCH_AT91 || COMPILE_TEST) 185 depends on MFD_AT91_USART 186 help 187 This selects a driver for the AT91 USART Controller as SPI Master, 188 present on AT91 and SAMA5 SoC series. 189 190config SPI_ATMEL_QUADSPI 191 tristate "Atmel Quad SPI Controller" 192 depends on ARCH_AT91 || COMPILE_TEST 193 depends on OF && HAS_IOMEM 194 help 195 This enables support for the Quad SPI controller in master mode. 196 This driver does not support generic SPI. The implementation only 197 supports spi-mem interface. 198 199config SPI_AU1550 200 tristate "Au1550/Au1200/Au1300 SPI Controller" 201 depends on MIPS_ALCHEMY 202 select SPI_BITBANG 203 help 204 If you say yes to this option, support will be included for the 205 PSC SPI controller found on Au1550, Au1200 and Au1300 series. 206 207config SPI_AXI_SPI_ENGINE 208 tristate "Analog Devices AXI SPI Engine controller" 209 depends on HAS_IOMEM 210 select SPI_OFFLOAD 211 help 212 This enables support for the Analog Devices AXI SPI Engine SPI controller. 213 It is part of the SPI Engine framework that is used in some Analog Devices 214 reference designs for FPGAs. 215 216config SPI_AXIADO 217 tristate "Axiado DB-H SPI controller" 218 depends on SPI_MEM 219 depends on ARCH_AXIADO || COMPILE_TEST 220 help 221 Enable support for the SPI controller present on Axiado AX3000 SoCs. 222 223 The implementation supports host-only mode and does not provide target 224 functionality. It is intended for use cases where the SoC acts as the SPI 225 host, communicating with peripheral devices such as flash memory. 226 227config SPI_BCM2835 228 tristate "BCM2835 SPI controller" 229 depends on GPIOLIB 230 depends on ARCH_BCM2835 || ARCH_BRCMSTB || COMPILE_TEST 231 help 232 This selects a driver for the Broadcom BCM2835 SPI master. 233 234 The BCM2835 contains two types of SPI master controller; the 235 "universal SPI master", and the regular SPI controller. This driver 236 is for the regular SPI controller. Slave mode operation is not also 237 not supported. 238 239config SPI_BCM2835AUX 240 tristate "BCM2835 SPI auxiliary controller" 241 depends on ((ARCH_BCM2835 || ARCH_BRCMSTB) && GPIOLIB) || COMPILE_TEST 242 help 243 This selects a driver for the Broadcom BCM2835 SPI aux master. 244 245 The BCM2835 contains two types of SPI master controller; the 246 "universal SPI master", and the regular SPI controller. 247 This driver is for the universal/auxiliary SPI controller. 248 249config SPI_BCM63XX 250 tristate "Broadcom BCM63xx SPI controller" 251 depends on BCM63XX || BMIPS_GENERIC || COMPILE_TEST 252 help 253 Enable support for the SPI controller on the Broadcom BCM63xx SoCs. 254 255config SPI_BCM63XX_HSSPI 256 tristate "Broadcom BCM63XX HS SPI controller driver" 257 depends on BCM63XX || BMIPS_GENERIC || ARCH_BCMBCA || COMPILE_TEST 258 help 259 This enables support for the High Speed SPI controller present on 260 newer Broadcom BCM63XX SoCs. 261 262config SPI_BCM_QSPI 263 tristate "Broadcom BSPI and MSPI controller support" 264 depends on ARCH_BRCMSTB || ARCH_BCM || ARCH_BCM_IPROC || \ 265 BMIPS_GENERIC || COMPILE_TEST 266 default ARCH_BCM_IPROC 267 help 268 Enables support for the Broadcom SPI flash and MSPI controller. 269 Select this option for any one of BRCMSTB, iProc NSP and NS2 SoCs 270 based platforms. This driver works for both SPI master for SPI NOR 271 flash device as well as MSPI device. 272 273config SPI_BCMBCA_HSSPI 274 tristate "Broadcom BCMBCA HS SPI controller driver" 275 depends on ARCH_BCMBCA || COMPILE_TEST 276 help 277 This enables support for the High Speed SPI controller present on 278 newer Broadcom BCMBCA SoCs. These SoCs include an updated SPI controller 279 that adds the capability to allow the driver to control chip select 280 explicitly. 281 282config SPI_BITBANG 283 tristate "Utilities for Bitbanging SPI host controllers" 284 help 285 With a few GPIO pins, your system can bitbang the SPI protocol. 286 Select this to get SPI support through I/O pins (GPIO, parallel 287 port, etc). Or, some systems' SPI host controller drivers use 288 this code to manage the per-word or per-transfer accesses to the 289 hardware shift registers. 290 291 This is library code, and is automatically selected by drivers that 292 need it. You only need to select this explicitly to support driver 293 modules that aren't part of this kernel tree. 294 295config SPI_BUTTERFLY 296 tristate "Parallel port adapter for AVR Butterfly (DEVELOPMENT)" 297 depends on PARPORT 298 select SPI_BITBANG 299 help 300 This uses a custom parallel port cable to connect to an AVR 301 Butterfly <http://www.atmel.com/products/avr/butterfly>, an 302 inexpensive battery powered microcontroller evaluation board. 303 This same cable can be used to flash new firmware. 304 305config SPI_CADENCE 306 tristate "Cadence SPI controller" 307 help 308 This selects the Cadence SPI controller master driver 309 used by Xilinx Zynq and ZynqMP. 310 311config SPI_CADENCE_QUADSPI 312 tristate "Cadence Quad SPI controller" 313 depends on OF && (ARM || ARM64 || X86 || RISCV || MIPS || COMPILE_TEST) 314 help 315 Enable support for the Cadence Quad SPI Flash controller. 316 317 Cadence QSPI is a specialized controller for connecting an SPI 318 Flash over 1/2/4-bit wide bus. Enable this option if you have a 319 device with a Cadence QSPI controller and want to access the 320 Flash as an MTD device. 321 322config SPI_CADENCE_XSPI 323 tristate "Cadence XSPI controller" 324 depends on OF && HAS_IOMEM && 64BIT 325 depends on SPI_MEM 326 help 327 Enable support for the Cadence XSPI Flash controller. 328 329 Cadence XSPI is a specialized controller for connecting an SPI 330 Flash over up to 8-bit wide bus. Enable this option if you have a 331 device with a Cadence XSPI controller and want to access the 332 Flash as an MTD device. 333 334config SPI_CH341 335 tristate "CH341 USB2SPI adapter" 336 depends on SPI_MASTER && USB 337 help 338 Enables the SPI controller on the CH341a USB to serial chip 339 340config SPI_CLPS711X 341 tristate "CLPS711X host SPI controller" 342 depends on ARCH_CLPS711X || COMPILE_TEST 343 help 344 This enables dedicated general purpose SPI/Microwire1-compatible 345 master mode interface (SSI1) for CLPS711X-based CPUs. 346 347config SPI_COLDFIRE_QSPI 348 tristate "Freescale Coldfire QSPI controller" 349 depends on (M520x || M523x || M5249 || M525x || M527x || M528x || M532x) 350 help 351 This enables support for the Coldfire QSPI controller in master 352 mode. 353 354config SPI_CS42L43 355 tristate "Cirrus Logic CS42L43 SPI controller" 356 depends on MFD_CS42L43 && PINCTRL_CS42L43 357 select GPIO_SWNODE_UNDEFINED 358 help 359 This enables support for the SPI controller inside the Cirrus Logic 360 CS42L43 audio codec. 361 362config SPI_DAVINCI 363 tristate "Texas Instruments DaVinci/DA8x/OMAP-L/AM1x SoC SPI controller" 364 depends on ARCH_DAVINCI || ARCH_KEYSTONE || COMPILE_TEST 365 select SPI_BITBANG 366 help 367 SPI master controller for DaVinci/DA8x/OMAP-L/AM1x SPI modules. 368 369config SPI_DESIGNWARE 370 tristate "DesignWare SPI controller core support" 371 imply SPI_MEM 372 help 373 general driver for SPI controller core from DesignWare 374 375if SPI_DESIGNWARE 376 377config SPI_DW_DMA 378 bool "DMA support for DW SPI controller" 379 380config SPI_DW_PCI 381 tristate "PCI interface driver for DW SPI core" 382 depends on PCI 383 384config SPI_DW_MMIO 385 tristate "Memory-mapped io interface driver for DW SPI core" 386 depends on HAS_IOMEM 387 388endif 389 390config SPI_DLN2 391 tristate "Diolan DLN-2 USB SPI adapter" 392 depends on MFD_DLN2 393 help 394 If you say yes to this option, support will be included for Diolan 395 DLN2, a USB to SPI interface. 396 397 This driver can also be built as a module. If so, the module 398 will be called spi-dln2. 399 400config SPI_EP93XX 401 tristate "Cirrus Logic EP93xx SPI controller" 402 depends on ARCH_EP93XX || COMPILE_TEST 403 help 404 This enables using the Cirrus EP93xx SPI controller in master 405 mode. 406 407config SPI_FALCON 408 bool "Falcon SPI controller support" 409 depends on SOC_FALCON 410 help 411 The external bus unit (EBU) found on the FALC-ON SoC has SPI 412 emulation that is designed for serial flash access. This driver 413 has only been tested with m25p80 type chips. The hardware has no 414 support for other types of SPI peripherals. 415 416config SPI_FSI 417 tristate "FSI SPI driver" 418 depends on FSI 419 help 420 This enables support for the driver for FSI bus attached SPI 421 controllers. 422 423config SPI_FSL_LPSPI 424 tristate "Freescale i.MX LPSPI controller" 425 depends on ARCH_MXC || COMPILE_TEST 426 help 427 This enables Freescale i.MX LPSPI controllers in master mode. 428 429config SPI_FSL_QUADSPI 430 tristate "Freescale QSPI controller" 431 depends on ARCH_MXC || SOC_LS1021A || ARCH_LAYERSCAPE || \ 432 ARCH_SPACEMIT || COMPILE_TEST 433 depends on HAS_IOMEM 434 help 435 This enables support for the Quad SPI controller in master mode. 436 Up to four flash chips can be connected on two buses with two 437 chipselects each. 438 This controller does not support generic SPI messages. It only 439 supports the high-level SPI memory interface. 440 441config SPI_GXP 442 tristate "GXP SPI driver" 443 depends on ARCH_HPE || COMPILE_TEST 444 help 445 This enables support for the driver for GXP bus attached SPI 446 controllers. 447 448config SPI_HISI_KUNPENG 449 tristate "HiSilicon SPI Controller for Kunpeng SoCs" 450 depends on (ARM64 && ACPI) || COMPILE_TEST 451 help 452 This enables support for HiSilicon SPI controller found on 453 Kunpeng SoCs. 454 455 This driver can also be built as a module. If so, the module 456 will be called hisi-kunpeng-spi. 457 458config SPI_HISI_SFC_V3XX 459 tristate "HiSilicon SPI NOR Flash Controller for Hi16XX chipsets" 460 depends on (ARM64 && ACPI) || COMPILE_TEST 461 depends on HAS_IOMEM 462 help 463 This enables support for HiSilicon v3xx SPI NOR flash controller 464 found in hi16xx chipsets. 465 466config SPI_NXP_FLEXSPI 467 tristate "NXP Flex SPI controller" 468 depends on ARCH_LAYERSCAPE || ARCH_MXC || COMPILE_TEST 469 depends on HAS_IOMEM 470 help 471 This enables support for the Flex SPI controller in master mode. 472 Up to four slave devices can be connected on two buses with two 473 chipselects each. 474 This controller does not support generic SPI messages and only 475 supports the high-level SPI memory interface. 476 477config SPI_NXP_XSPI 478 tristate "NXP xSPI controller" 479 depends on ARCH_MXC || COMPILE_TEST 480 depends on HAS_IOMEM 481 help 482 This enables support for the xSPI controller. Up to two devices 483 can be connected to one host. 484 This controller does not support generic SPI messages and only 485 supports the high-level SPI memory interface. 486 487config SPI_GPIO 488 tristate "GPIO-based bitbanging SPI Master" 489 depends on GPIOLIB || COMPILE_TEST 490 select SPI_BITBANG 491 help 492 This simple GPIO bitbanging SPI master uses the arch-neutral GPIO 493 interface to manage MOSI, MISO, SCK, and chipselect signals. SPI 494 slaves connected to a bus using this driver are configured as usual, 495 except that the spi_board_info.controller_data holds the GPIO number 496 for the chipselect used by this controller driver. 497 498 Note that this driver often won't achieve even 1 Mbit/sec speeds, 499 making it unusually slow for SPI. If your platform can inline 500 GPIO operations, you should be able to leverage that for better 501 speed with a custom version of this driver; see the source code. 502 503config SPI_IMG_SPFI 504 tristate "IMG SPFI controller" 505 depends on MIPS || COMPILE_TEST 506 help 507 This enables support for the SPFI master controller found on 508 IMG SoCs. 509 510config SPI_IMX 511 tristate "Freescale i.MX SPI controllers" 512 depends on ARCH_MXC || COMPILE_TEST 513 help 514 This enables support for the Freescale i.MX SPI controllers. 515 516config SPI_INGENIC 517 tristate "Ingenic SoCs SPI controller" 518 depends on MACH_INGENIC || COMPILE_TEST 519 help 520 This enables support for the Ingenic SoCs SPI controller. 521 522 To compile this driver as a module, choose M here: the module 523 will be called spi-ingenic. 524 525config SPI_INTEL 526 tristate 527 528config SPI_INTEL_PCI 529 tristate "Intel PCH/PCU SPI flash PCI driver" 530 depends on PCI 531 depends on X86 || COMPILE_TEST 532 depends on SPI_MEM 533 select SPI_INTEL 534 help 535 This enables PCI support for the Intel PCH/PCU SPI controller in 536 master mode. This controller is used to hold BIOS and other 537 persistent settings. Controllers present in modern Intel hardware 538 only work in hardware sequencing mode, this means that the 539 controller exposes a subset of operations that makes it safer to 540 use. Using this driver it is possible to upgrade BIOS directly 541 from Linux. 542 543 To compile this driver as a module, choose M here: the module 544 will be called spi-intel-pci. 545 546config SPI_INTEL_PLATFORM 547 tristate "Intel PCH/PCU SPI flash platform driver (DANGEROUS)" 548 depends on X86 || COMPILE_TEST 549 depends on SPI_MEM 550 select SPI_INTEL 551 help 552 This enables platform support for the Intel PCH/PCU SPI 553 controller in master mode that is used to hold BIOS and other 554 persistent settings. Most of these controllers work in 555 software sequencing mode, which means that the controller 556 exposes the low level SPI-NOR opcodes to the software. Using 557 this driver it is possible to upgrade BIOS directly from Linux. 558 559 Say N here unless you know what you are doing. Overwriting the 560 SPI flash may render the system unbootable. 561 562 To compile this driver as a module, choose M here: the module 563 will be called spi-intel-platform. 564 565config SPI_JCORE 566 tristate "J-Core SPI Master" 567 depends on OF && (SUPERH || COMPILE_TEST) 568 help 569 This enables support for the SPI master controller in the J-Core 570 synthesizable, open source SoC. 571 572config SPI_KSPI2 573 tristate "Support for KEBA SPI master type 2 hardware" 574 depends on HAS_IOMEM 575 depends on KEBA_CP500 || COMPILE_TEST 576 select AUXILIARY_BUS 577 help 578 This driver supports KEBA SPI master type 2 FPGA implementation, 579 as found on CP500 devices for example. 580 581 This driver can also be built as a module. If so, the module 582 will be called spi-kspi2. 583 584config SPI_LM70_LLP 585 tristate "Parallel port adapter for LM70 eval board (DEVELOPMENT)" 586 depends on PARPORT 587 select SPI_BITBANG 588 help 589 This driver supports the NS LM70 LLP Evaluation Board, 590 which interfaces to an LM70 temperature sensor using 591 a parallel port. 592 593config SPI_LOONGSON_CORE 594 tristate 595 depends on LOONGARCH || COMPILE_TEST 596 597config SPI_LOONGSON_PCI 598 tristate "Loongson SPI Controller PCI Driver Support" 599 select SPI_LOONGSON_CORE 600 depends on PCI && (LOONGARCH || COMPILE_TEST) 601 help 602 This bus driver supports the Loongson SPI hardware controller in 603 the Loongson platforms and supports to use PCI framework to 604 register SPI device resources. 605 Say Y or M here if you want to use the SPI controller on 606 Loongson platform. 607 608config SPI_LOONGSON_PLATFORM 609 tristate "Loongson SPI Controller Platform Driver Support" 610 select SPI_LOONGSON_CORE 611 depends on OF && (LOONGARCH || COMPILE_TEST) 612 help 613 This bus driver supports the Loongson SPI hardware controller in 614 the Loongson platforms and supports to use DTS framework to 615 register SPI device resources. 616 Say Y or M here if you want to use the SPI controller on 617 Loongson platform. 618 619config SPI_LP8841_RTC 620 tristate "ICP DAS LP-8841 SPI Controller for RTC" 621 depends on MACH_PXA27X_DT || COMPILE_TEST 622 help 623 This driver provides an SPI master device to drive Maxim 624 DS-1302 real time clock. 625 626 Say N here unless you plan to run the kernel on an ICP DAS 627 LP-8x4x industrial computer. 628 629config SPI_MPC52xx 630 tristate "Freescale MPC52xx SPI (non-PSC) controller support" 631 depends on PPC_MPC52xx 632 help 633 This drivers supports the MPC52xx SPI controller in master SPI 634 mode. 635 636config SPI_MPC52xx_PSC 637 tristate "Freescale MPC52xx PSC SPI controller" 638 depends on PPC_MPC52xx 639 help 640 This enables using the Freescale MPC52xx Programmable Serial 641 Controller in master SPI mode. 642 643config SPI_MPC512x_PSC 644 tristate "Freescale MPC512x PSC SPI controller" 645 depends on PPC_MPC512x 646 help 647 This enables using the Freescale MPC5121 Programmable Serial 648 Controller in SPI master mode. 649 650config SPI_FSL_LIB 651 tristate 652 depends on OF 653 654config SPI_FSL_CPM 655 tristate 656 depends on FSL_SOC 657 658config SPI_FSL_SPI 659 tristate "Freescale SPI controller and Aeroflex Gaisler GRLIB SPI controller" 660 depends on OF 661 select SPI_FSL_LIB 662 select SPI_FSL_CPM if FSL_SOC 663 help 664 This enables using the Freescale SPI controllers in master mode. 665 MPC83xx platform uses the controller in cpu mode or CPM/QE mode. 666 MPC8569 uses the controller in QE mode, MPC8610 in cpu mode. 667 This also enables using the Aeroflex Gaisler GRLIB SPI controller in 668 master mode. 669 670config SPI_FSL_DSPI 671 tristate "Freescale DSPI controller" 672 select REGMAP_MMIO 673 depends on ARCH_MXC || ARCH_NXP || M5441x || COMPILE_TEST 674 help 675 This enables support for the Freescale DSPI controller in master 676 mode. S32, VF610, LS1021A and ColdFire platforms uses the controller. 677 678config SPI_FSL_ESPI 679 tristate "Freescale eSPI controller" 680 depends on FSL_SOC 681 help 682 This enables using the Freescale eSPI controllers in master mode. 683 From MPC8536, 85xx platform uses the controller, and all P10xx, 684 P20xx, P30xx,P40xx, P50xx uses this controller. 685 686config SPI_LJCA 687 tristate "Intel La Jolla Cove Adapter SPI support" 688 depends on USB_LJCA 689 default USB_LJCA 690 help 691 Select this option to enable SPI driver for the Intel 692 La Jolla Cove Adapter (LJCA) board. 693 694 This driver can also be built as a module. If so, the module 695 will be called spi-ljca. 696 697config SPI_MESON_SPICC 698 tristate "Amlogic Meson SPICC controller" 699 depends on COMMON_CLK 700 depends on ARCH_MESON || COMPILE_TEST 701 help 702 This enables master mode support for the SPICC (SPI communication 703 controller) available in Amlogic Meson SoCs. 704 705config SPI_MESON_SPIFC 706 tristate "Amlogic Meson SPIFC controller" 707 depends on ARCH_MESON || COMPILE_TEST 708 select REGMAP_MMIO 709 help 710 This enables master mode support for the SPIFC (SPI flash 711 controller) available in Amlogic Meson SoCs. 712 713config SPI_MICROCHIP_CORE_QSPI 714 tristate "Microchip FPGA QSPI controllers" 715 depends on SPI_MASTER 716 help 717 This enables the QSPI driver for Microchip FPGA QSPI controllers. 718 Say Y or M here if you want to use the QSPI controllers on 719 PolarFire SoC. 720 If built as a module, it will be called spi-microchip-core-qspi. 721 722config SPI_MICROCHIP_CORE_SPI 723 tristate "Microchip FPGA CoreSPI controller" 724 depends on SPI_MASTER 725 help 726 This enables the SPI driver for Microchip FPGA CoreSPI controller. 727 Say Y or M here if you want to use the "soft" controllers on 728 PolarFire SoC. 729 If built as a module, it will be called spi-microchip-core-spi. 730 731config SPI_MT65XX 732 tristate "MediaTek SPI controller" 733 depends on ARCH_MEDIATEK || COMPILE_TEST 734 help 735 This selects the MediaTek(R) SPI bus driver. 736 If you want to use MediaTek(R) SPI interface, 737 say Y or M here.If you are not sure, say N. 738 SPI drivers for Mediatek MT65XX and MT81XX series ARM SoCs. 739 740config SPI_MT7621 741 tristate "MediaTek MT7621 SPI Controller" 742 depends on RALINK || COMPILE_TEST 743 help 744 This selects a driver for the MediaTek MT7621 SPI Controller. 745 746config SPI_MTK_NOR 747 tristate "MediaTek SPI NOR controller" 748 depends on ARCH_MEDIATEK || COMPILE_TEST 749 help 750 This enables support for SPI NOR controller found on MediaTek 751 ARM SoCs. This is a controller specifically for SPI NOR flash. 752 It can perform generic SPI transfers up to 6 bytes via generic 753 SPI interface as well as several SPI NOR specific instructions 754 via SPI MEM interface. 755 756config SPI_MTK_SNFI 757 tristate "MediaTek SPI NAND Flash Interface" 758 depends on ARCH_MEDIATEK || COMPILE_TEST 759 depends on MTD_NAND_ECC_MEDIATEK 760 help 761 This enables support for SPI-NAND mode on the MediaTek NAND 762 Flash Interface found on MediaTek ARM SoCs. This controller 763 is implemented as a SPI-MEM controller with pipelined ECC 764 capability. 765 766config SPI_WPCM_FIU 767 tristate "Nuvoton WPCM450 Flash Interface Unit" 768 depends on ARCH_NPCM || COMPILE_TEST 769 select REGMAP 770 help 771 This enables support got the Flash Interface Unit SPI controller 772 present in the Nuvoton WPCM450 SoC. 773 774 This driver does not support generic SPI. The implementation only 775 supports the spi-mem interface. 776 777config SPI_NPCM_FIU 778 tristate "Nuvoton NPCM FLASH Interface Unit" 779 depends on ARCH_NPCM || COMPILE_TEST 780 depends on OF && HAS_IOMEM 781 help 782 This enables support for the Flash Interface Unit SPI controller 783 in master mode. 784 This driver does not support generic SPI. The implementation only 785 supports spi-mem interface. 786 787config SPI_NPCM_PSPI 788 tristate "Nuvoton NPCM PSPI Controller" 789 depends on ARCH_NPCM || COMPILE_TEST 790 help 791 This driver provides support for Nuvoton NPCM BMC 792 Peripheral SPI controller in master mode. 793 794config SPI_LANTIQ_SSC 795 tristate "Lantiq SSC SPI controller" 796 depends on LANTIQ || X86 || COMPILE_TEST 797 help 798 This driver supports the Lantiq SSC SPI controller in master 799 mode. This controller is found on Intel (former Lantiq) SoCs like 800 the Danube, Falcon, xRX200, xRX300, Lightning Mountain. 801 802config SPI_OC_TINY 803 tristate "OpenCores tiny SPI" 804 depends on GPIOLIB || COMPILE_TEST 805 select SPI_BITBANG 806 help 807 This is the driver for OpenCores tiny SPI master controller. 808 809config SPI_OCTEON 810 tristate "Cavium OCTEON SPI controller" 811 depends on CAVIUM_OCTEON_SOC 812 help 813 SPI host driver for the hardware found on some Cavium OCTEON 814 SOCs. 815 816config SPI_OMAP_UWIRE 817 tristate "OMAP1 MicroWire" 818 depends on ARCH_OMAP1 || (ARM && COMPILE_TEST) 819 select SPI_BITBANG 820 help 821 This hooks up to the MicroWire controller on OMAP1 chips. 822 823config SPI_OMAP24XX 824 tristate "McSPI driver for OMAP" 825 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 826 select SG_SPLIT 827 help 828 SPI master controller for OMAP24XX and later Multichannel SPI 829 (McSPI) modules. 830 831config SPI_TI_QSPI 832 tristate "DRA7xxx QSPI controller support" 833 depends on ARCH_OMAP2PLUS || COMPILE_TEST 834 help 835 QSPI master controller for DRA7xxx used for flash devices. 836 This device supports single, dual and quad read support, while 837 it only supports single write mode. 838 839config SPI_ORION 840 tristate "Orion SPI master" 841 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST 842 help 843 This enables using the SPI master controller on the Orion 844 and MVEBU chips. 845 846config SPI_PCI1XXXX 847 tristate "PCI1XXXX SPI Bus support" 848 depends on PCI 849 help 850 Say "yes" to Enable the SPI Bus support for the PCI1xxxx card 851 This is a PCI to SPI Bus driver 852 This driver can be built as module. If so, the module will be 853 called as spi-pci1xxxx. 854 855config SPI_PIC32 856 tristate "Microchip PIC32 series SPI" 857 depends on MACH_PIC32 || COMPILE_TEST 858 help 859 SPI driver for Microchip PIC32 SPI master controller. 860 861config SPI_PIC32_SQI 862 tristate "Microchip PIC32 Quad SPI driver" 863 depends on MACH_PIC32 || COMPILE_TEST 864 help 865 SPI driver for PIC32 Quad SPI controller. 866 867config SPI_PL022 868 tristate "ARM AMBA PL022 SSP controller" 869 depends on ARM_AMBA 870 default y if ARCH_REALVIEW 871 default y if INTEGRATOR_IMPD1 872 default y if ARCH_VERSATILE 873 help 874 This selects the ARM(R) AMBA(R) PrimeCell PL022 SSP 875 controller. If you have an embedded system with an AMBA(R) 876 bus and a PL022 controller, say Y or M here. 877 878config SPI_POLARFIRE_SOC 879 tristate "Microchip FPGA SPI controllers" 880 depends on SPI_MASTER 881 depends on ARCH_MICROCHIP || COMPILE_TEST 882 help 883 This enables the SPI driver for Microchip FPGA SPI controllers. 884 Say Y or M here if you want to use the "hard" controllers on 885 PolarFire SoC. 886 If built as a module, it will be called spi-mpfs. 887 888config SPI_PPC4xx 889 tristate "PPC4xx SPI Controller" 890 depends on PPC32 && 4xx 891 select SPI_BITBANG 892 help 893 This selects a driver for the PPC4xx SPI Controller. 894 895config SPI_PXA2XX 896 tristate "PXA2xx SSP SPI master" 897 depends on ARCH_PXA || ARCH_MMP || (X86 && (PCI || ACPI)) || COMPILE_TEST 898 select PXA_SSP if ARCH_PXA || ARCH_MMP 899 help 900 This enables using a PXA2xx or Sodaville SSP port as a SPI master 901 controller. The driver can be configured to use any SSP port. 902 903config SPI_PXA2XX_PCI 904 def_tristate SPI_PXA2XX && PCI && COMMON_CLK 905 906config SPI_REALTEK_SNAND 907 tristate "Realtek SPI-NAND Flash Controller" 908 depends on MACH_REALTEK_RTL || COMPILE_TEST 909 select REGMAP 910 help 911 This enables support for the SPI-NAND Flash controller on 912 Realtek SoCs. 913 914 This driver does not support generic SPI. The implementation 915 only supports the spi-mem interface. 916 917config SPI_ROCKCHIP 918 tristate "Rockchip SPI controller driver" 919 depends on ARCH_ROCKCHIP || COMPILE_TEST 920 help 921 This selects a driver for Rockchip SPI controller. 922 923 If you say yes to this option, support will be included for 924 RK3066, RK3188 and RK3288 families of SPI controller. 925 Rockchip SPI controller support DMA transport and PIO mode. 926 The main usecase of this controller is to use spi flash as boot 927 device. 928 929config SPI_ROCKCHIP_SFC 930 tristate "Rockchip Serial Flash Controller (SFC)" 931 depends on ARCH_ROCKCHIP || COMPILE_TEST 932 depends on HAS_IOMEM && HAS_DMA 933 help 934 This enables support for Rockchip serial flash controller. This 935 is a specialized controller used to access SPI flash on some 936 Rockchip SOCs. 937 938 ROCKCHIP SFC supports DMA and PIO modes. When DMA is not available, 939 the driver automatically falls back to PIO mode. 940 941config SPI_RB4XX 942 tristate "Mikrotik RB4XX SPI master" 943 depends on SPI_MASTER && (ATH79 || COMPILE_TEST) 944 depends on OF 945 help 946 SPI controller driver for the Mikrotik RB4xx series boards. 947 948config SPI_RPCIF 949 tristate "Renesas RPC-IF SPI driver" 950 depends on RENESAS_RPCIF 951 help 952 SPI driver for Renesas R-Car Gen3 or RZ/G2 RPC-IF. 953 954config SPI_RSPI 955 tristate "Renesas RSPI/QSPI controller" 956 depends on SUPERH || ARCH_RENESAS || COMPILE_TEST 957 help 958 SPI driver for Renesas RSPI and QSPI blocks. 959 960config SPI_RZV2H_RSPI 961 tristate "Renesas RZ/V2H RSPI controller" 962 depends on ARCH_RENESAS || COMPILE_TEST 963 help 964 RSPI driver for the Renesas RZ/V2H Serial Peripheral Interface (RSPI). 965 RSPI supports both SPI host and SPI target roles. This option only 966 enables the SPI host role. 967 968config SPI_RZV2M_CSI 969 tristate "Renesas RZ/V2M CSI controller" 970 depends on ARCH_RENESAS || COMPILE_TEST 971 help 972 SPI driver for Renesas RZ/V2M Clocked Serial Interface (CSI). 973 CSI supports both SPI host and SPI target roles. 974 975config SPI_QCOM_QSPI 976 tristate "QTI QSPI controller" 977 depends on ARCH_QCOM || COMPILE_TEST 978 help 979 QSPI(Quad SPI) driver for Qualcomm QSPI controller. 980 981config SPI_QPIC_SNAND 982 tristate "QPIC SNAND controller" 983 depends on ARCH_QCOM || COMPILE_TEST 984 depends on MTD 985 help 986 QPIC_SNAND (QPIC SPI NAND) driver for Qualcomm QPIC controller. 987 QPIC controller supports both parallel nand and serial nand. 988 This config will enable serial nand driver for QPIC controller. 989 990config SPI_QUP 991 tristate "Qualcomm SPI controller with QUP interface" 992 depends on ARCH_QCOM || COMPILE_TEST 993 help 994 Qualcomm Universal Peripheral (QUP) core is an AHB slave that 995 provides a common data path (an output FIFO and an input FIFO) 996 for serial peripheral interface (SPI) mini-core. SPI in master 997 mode supports up to 50MHz, up to four chip selects, programmable 998 data path from 4 bits to 32 bits and numerous protocol variants. 999 1000 This driver can also be built as a module. If so, the module 1001 will be called spi_qup. 1002 1003config SPI_QCOM_GENI 1004 tristate "Qualcomm GENI based SPI controller" 1005 depends on QCOM_GENI_SE 1006 help 1007 This driver supports GENI serial engine based SPI controller in 1008 master mode on the Qualcomm Technologies Inc.'s SoCs. If you say 1009 yes to this option, support will be included for the built-in SPI 1010 interface on the Qualcomm Technologies Inc.'s SoCs. 1011 1012 This driver can also be built as a module. If so, the module 1013 will be called spi-geni-qcom. 1014 1015config SPI_S3C64XX 1016 tristate "Samsung S3C64XX/Exynos SoC series type SPI" 1017 depends on (PLAT_SAMSUNG || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST) 1018 help 1019 SPI driver for Samsung S3C64XX, S5Pv210 and Exynos SoCs. 1020 Choose Y/M here only if you build for such Samsung SoC. 1021 1022config SPI_SC18IS602 1023 tristate "NXP SC18IS602/602B/603 I2C to SPI bridge" 1024 depends on I2C 1025 help 1026 SPI driver for NXP SC18IS602/602B/603 I2C to SPI bridge. 1027 1028config SPI_SH_MSIOF 1029 tristate "SuperH MSIOF SPI controller" 1030 depends on HAVE_CLK 1031 depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST 1032 help 1033 SPI driver for SuperH and SH Mobile MSIOF blocks. 1034 1035config SPI_SH 1036 tristate "SuperH SPI controller" 1037 depends on SUPERH || COMPILE_TEST 1038 help 1039 SPI driver for SuperH SPI blocks. 1040 1041config SPI_SH_SCI 1042 tristate "SuperH SCI SPI controller" 1043 depends on SUPERH 1044 select SPI_BITBANG 1045 help 1046 SPI driver for SuperH SCI blocks. 1047 1048config SPI_SH_HSPI 1049 tristate "SuperH HSPI controller" 1050 depends on ARCH_RENESAS || COMPILE_TEST 1051 help 1052 SPI driver for SuperH HSPI blocks. 1053 1054config SPI_SIFIVE 1055 tristate "SiFive SPI controller" 1056 depends on HAS_IOMEM 1057 help 1058 This exposes the SPI controller IP from SiFive. 1059 1060config SPI_SLAVE_MT27XX 1061 tristate "MediaTek SPI slave device" 1062 depends on ARCH_MEDIATEK || COMPILE_TEST 1063 depends on SPI_SLAVE 1064 help 1065 This selects the MediaTek(R) SPI slave device driver. 1066 If you want to use MediaTek(R) SPI slave interface, 1067 say Y or M here.If you are not sure, say N. 1068 SPI slave drivers for Mediatek MT27XX series ARM SoCs. 1069 1070config SPI_SN_F_OSPI 1071 tristate "Socionext F_OSPI SPI flash controller" 1072 depends on OF && HAS_IOMEM 1073 depends on SPI_MEM 1074 help 1075 This enables support for the Socionext F_OSPI controller 1076 for connecting an SPI Flash memory over up to 8-bit wide bus. 1077 It supports indirect access mode only. 1078 1079config SPI_SG2044_NOR 1080 tristate "SG2044 SPI NOR Controller" 1081 depends on ARCH_SOPHGO || COMPILE_TEST 1082 help 1083 This enables support for the SG2044 SPI NOR controller, 1084 which supports Dual/Quad read and write operations while 1085 also supporting 3Byte address devices and 4Byte address 1086 devices. 1087 1088config SPI_SPRD 1089 tristate "Spreadtrum SPI controller" 1090 depends on ARCH_SPRD || COMPILE_TEST 1091 help 1092 SPI driver for Spreadtrum SoCs. 1093 1094config SPI_SPRD_ADI 1095 tristate "Spreadtrum ADI controller" 1096 depends on ARCH_SPRD || COMPILE_TEST 1097 depends on HWSPINLOCK || (COMPILE_TEST && !HWSPINLOCK) 1098 help 1099 ADI driver based on SPI for Spreadtrum SoCs. 1100 1101config SPI_STM32 1102 tristate "STMicroelectronics STM32 SPI controller" 1103 depends on ARCH_STM32 || COMPILE_TEST 1104 select SPI_SLAVE 1105 help 1106 SPI driver for STMicroelectronics STM32 SoCs. 1107 1108 STM32 SPI controller supports DMA and PIO modes. When DMA 1109 is not available, the driver automatically falls back to 1110 PIO mode. 1111 1112config SPI_STM32_OSPI 1113 tristate "STMicroelectronics STM32 OCTO SPI controller" 1114 depends on ARCH_STM32 || COMPILE_TEST 1115 depends on OF 1116 depends on SPI_MEM 1117 help 1118 This enables support for the Octo SPI controller in master mode. 1119 This driver does not support generic SPI. The implementation only 1120 supports spi-mem interface. 1121 1122config SPI_STM32_QSPI 1123 tristate "STMicroelectronics STM32 QUAD SPI controller" 1124 depends on ARCH_STM32 || COMPILE_TEST 1125 depends on OF 1126 depends on SPI_MEM 1127 help 1128 This enables support for the Quad SPI controller in master mode. 1129 This driver does not support generic SPI. The implementation only 1130 supports spi-mem interface. 1131 1132config SPI_ST_SSC4 1133 tristate "STMicroelectronics SPI SSC-based driver" 1134 depends on ARCH_STI || COMPILE_TEST 1135 help 1136 STMicroelectronics SoCs support for SPI. If you say yes to 1137 this option, support will be included for the SSC driven SPI. 1138 1139config SPI_SUN4I 1140 tristate "Allwinner A10 SoCs SPI controller" 1141 depends on ARCH_SUNXI || COMPILE_TEST 1142 help 1143 SPI driver for Allwinner sun4i, sun5i and sun7i SoCs 1144 1145config SPI_SUN6I 1146 tristate "Allwinner A31 SPI controller" 1147 depends on ARCH_SUNXI || COMPILE_TEST 1148 depends on RESET_CONTROLLER 1149 help 1150 This enables using the SPI controller on the Allwinner A31 SoCs. 1151 1152config SPI_SUNPLUS_SP7021 1153 tristate "Sunplus SP7021 SPI controller" 1154 depends on SOC_SP7021 || COMPILE_TEST 1155 help 1156 This enables Sunplus SP7021 SPI controller driver on the SP7021 SoCs. 1157 This driver can also be built as a module. If so, the module will be 1158 called as spi-sunplus-sp7021. 1159 1160 If you have a Sunplus SP7021 platform say Y here. 1161 If unsure, say N. 1162 1163config SPI_SYNQUACER 1164 tristate "Socionext's SynQuacer HighSpeed SPI controller" 1165 depends on ARCH_SYNQUACER || COMPILE_TEST 1166 help 1167 SPI driver for Socionext's High speed SPI controller which provides 1168 various operating modes for interfacing to serial peripheral devices 1169 that use the de-facto standard SPI protocol. 1170 1171 It also supports the new dual-bit and quad-bit SPI protocol. 1172 1173config SPI_MXIC 1174 tristate "Macronix MX25F0A SPI controller" 1175 depends on SPI_MASTER 1176 imply MTD_NAND_ECC_MXIC 1177 help 1178 This selects the Macronix MX25F0A SPI controller driver. 1179 1180config SPI_MXS 1181 tristate "Freescale MXS SPI controller" 1182 depends on ARCH_MXS 1183 select STMP_DEVICE 1184 help 1185 SPI driver for Freescale MXS devices. 1186 1187config SPI_TEGRA210_QUAD 1188 tristate "NVIDIA Tegra QSPI Controller" 1189 depends on ARCH_TEGRA || COMPILE_TEST 1190 depends on RESET_CONTROLLER 1191 help 1192 QSPI driver for NVIDIA Tegra QSPI Controller interface. This 1193 controller is different from the SPI controller and is available 1194 on Tegra SoCs starting from Tegra210. 1195 1196config SPI_TEGRA114 1197 tristate "NVIDIA Tegra114 SPI Controller" 1198 depends on ARCH_TEGRA || COMPILE_TEST 1199 depends on RESET_CONTROLLER 1200 help 1201 SPI controller driver for NVIDIA Tegra114 and later SoCs. This controller 1202 is different than the older SoCs SPI controller and also register interface 1203 get changed with this controller. 1204 1205config SPI_TEGRA20_SFLASH 1206 tristate "Nvidia Tegra20 Serial flash Controller" 1207 depends on ARCH_TEGRA || COMPILE_TEST 1208 depends on RESET_CONTROLLER 1209 help 1210 SPI driver for Nvidia Tegra20 Serial flash Controller interface. 1211 The main usecase of this controller is to use spi flash as boot 1212 device. 1213 1214config SPI_TEGRA20_SLINK 1215 tristate "Nvidia Tegra20/Tegra30 SLINK Controller" 1216 depends on (ARCH_TEGRA && TEGRA20_APB_DMA) || COMPILE_TEST 1217 depends on RESET_CONTROLLER 1218 help 1219 SPI driver for Nvidia Tegra20/Tegra30 SLINK Controller interface. 1220 1221config SPI_THUNDERX 1222 tristate "Cavium ThunderX SPI controller" 1223 depends on PCI && 64BIT && (ARM64 || COMPILE_TEST) 1224 help 1225 SPI host driver for the hardware found on Cavium ThunderX 1226 SOCs. 1227 1228config SPI_TOPCLIFF_PCH 1229 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) SPI" 1230 depends on PCI && (X86_32 || MIPS || COMPILE_TEST) 1231 help 1232 SPI driver for the Topcliff PCH (Platform Controller Hub) SPI bus 1233 used in some x86 embedded processors. 1234 1235 This driver also supports the ML7213/ML7223/ML7831, a companion chip 1236 for the Atom E6xx series and compatible with the Intel EG20T PCH. 1237 1238config SPI_UNIPHIER 1239 tristate "Socionext UniPhier SPI Controller" 1240 depends on (ARCH_UNIPHIER || COMPILE_TEST) && OF 1241 depends on HAS_IOMEM 1242 help 1243 This enables a driver for the Socionext UniPhier SoC SCSSI SPI controller. 1244 1245 UniPhier SoCs have SCSSI and MCSSI SPI controllers. 1246 Every UniPhier SoC has SCSSI which supports single channel. 1247 Older UniPhier Pro4/Pro5 also has MCSSI which support multiple channels. 1248 This driver supports SCSSI only. 1249 1250 If your SoC supports SCSSI, say Y here. 1251 1252config SPI_VIRTIO 1253 tristate "Virtio SPI Controller" 1254 depends on SPI_MASTER && VIRTIO 1255 help 1256 If you say yes to this option, support will be included for the virtio 1257 SPI controller driver. The hardware can be emulated by any device model 1258 software according to the virtio protocol. 1259 1260 This driver can also be built as a module. If so, the module 1261 will be called spi-virtio. 1262 1263config SPI_XCOMM 1264 tristate "Analog Devices AD-FMCOMMS1-EBZ SPI-I2C-bridge driver" 1265 depends on I2C 1266 help 1267 Support for the SPI-I2C bridge found on the Analog Devices 1268 AD-FMCOMMS1-EBZ board. 1269 1270config SPI_XILINX 1271 tristate "Xilinx SPI controller common module" 1272 depends on HAS_IOMEM 1273 select SPI_BITBANG 1274 help 1275 This exposes the SPI controller IP from the Xilinx EDK. 1276 1277 See the "OPB Serial Peripheral Interface (SPI) (v1.00e)" 1278 Product Specification document (DS464) for hardware details. 1279 1280 Or for the DS570, see "XPS Serial Peripheral Interface (SPI) (v2.00b)" 1281 1282config SPI_XLP 1283 tristate "Cavium ThunderX2 SPI controller driver" 1284 depends on ARCH_THUNDER2 || COMPILE_TEST 1285 help 1286 Enable support for the SPI controller on the Cavium ThunderX2. 1287 (Originally on Netlogic XLP SoCs.) 1288 1289 If you have a Cavium ThunderX2 platform say Y here. 1290 If unsure, say N. 1291 1292config SPI_XTENSA_XTFPGA 1293 tristate "Xtensa SPI controller for xtfpga" 1294 depends on (XTENSA && XTENSA_PLATFORM_XTFPGA) || COMPILE_TEST 1295 select SPI_BITBANG 1296 help 1297 SPI driver for xtfpga SPI master controller. 1298 1299 This simple SPI master controller is built into xtfpga bitstreams 1300 and is used to control daughterboard audio codec. It always transfers 1301 16 bit words in SPI mode 0, automatically asserting CS on transfer 1302 start and deasserting on end. 1303 1304config SPI_ZYNQ_QSPI 1305 tristate "Xilinx Zynq QSPI controller" 1306 depends on ARCH_ZYNQ || COMPILE_TEST 1307 depends on SPI_MEM 1308 help 1309 This enables support for the Zynq Quad SPI controller 1310 in master mode. 1311 This controller only supports SPI memory interface. 1312 1313config SPI_ZYNQMP_GQSPI 1314 tristate "Xilinx ZynqMP GQSPI controller" 1315 depends on (SPI_MEM && HAS_DMA) || COMPILE_TEST 1316 help 1317 Enables Xilinx GQSPI controller driver for Zynq UltraScale+ MPSoC. 1318 This controller only supports SPI memory interface. 1319 1320config SPI_AMD 1321 tristate "AMD SPI controller" 1322 depends on PCI 1323 depends on SPI_MASTER || X86 || COMPILE_TEST 1324 depends on SPI_MEM 1325 help 1326 Enables SPI controller driver for AMD SoC. 1327 1328# 1329# Add new SPI master controllers in alphabetical order above this line 1330# 1331 1332comment "SPI Multiplexer support" 1333 1334config SPI_MUX 1335 tristate "SPI multiplexer support" 1336 select MULTIPLEXER 1337 help 1338 This adds support for SPI multiplexers. Each SPI mux will be 1339 accessible as a SPI controller, the devices behind the mux will appear 1340 to be chip selects on this controller. It is still necessary to 1341 select one or more specific mux-controller drivers. 1342 1343# 1344# There are lots of SPI device types, with sensors and memory 1345# being probably the most widely used ones. 1346# 1347comment "SPI Protocol Masters" 1348 1349config SPI_SPIDEV 1350 tristate "User mode SPI device driver support" 1351 help 1352 This supports user mode SPI protocol drivers. 1353 1354config SPI_LOOPBACK_TEST 1355 tristate "spi loopback test framework support" 1356 depends on m 1357 help 1358 This enables the SPI loopback testing framework driver 1359 1360 primarily used for development of spi_master drivers 1361 and to detect regressions 1362 1363config SPI_TLE62X0 1364 tristate "Infineon TLE62X0 (for power switching)" 1365 depends on SYSFS 1366 help 1367 SPI driver for Infineon TLE62X0 series line driver chips, 1368 such as the TLE6220, TLE6230 and TLE6240. This provides a 1369 sysfs interface, with each line presented as a kind of GPIO 1370 exposing both switch control and diagnostic feedback. 1371 1372# 1373# Add new SPI protocol masters in alphabetical order above this line 1374# 1375 1376endif # SPI_MASTER 1377 1378# 1379# SLAVE side ... listening to other SPI masters 1380# 1381 1382config SPI_SLAVE 1383 bool "SPI slave protocol handlers" 1384 help 1385 If your system has a slave-capable SPI controller, you can enable 1386 slave protocol handlers. 1387 1388if SPI_SLAVE 1389 1390config SPI_SLAVE_TIME 1391 tristate "SPI slave handler reporting boot up time" 1392 help 1393 SPI slave handler responding with the time of reception of the last 1394 SPI message. 1395 1396config SPI_SLAVE_SYSTEM_CONTROL 1397 tristate "SPI slave handler controlling system state" 1398 help 1399 SPI slave handler to allow remote control of system reboot, power 1400 off, halt, and suspend. 1401 1402endif # SPI_SLAVE 1403 1404config SPI_DYNAMIC 1405 def_bool ACPI || OF_DYNAMIC || SPI_SLAVE 1406 1407if SPI_OFFLOAD 1408 1409comment "SPI Offload triggers" 1410 1411config SPI_OFFLOAD_TRIGGER_ADI_UTIL_SD 1412 tristate "SPI offload trigger using ADI sigma-delta utility" 1413 help 1414 SPI offload trigger from ADI sigma-delta utility FPGA IP block. 1415 1416config SPI_OFFLOAD_TRIGGER_PWM 1417 tristate "SPI offload trigger using PWM" 1418 depends on PWM 1419 help 1420 Generic SPI offload trigger implemented using PWM output. 1421 1422endif # SPI_OFFLOAD 1423 1424endif # SPI 1425