drivers/dma/Kconfig

   1 #
   2 # DMA engine configuration
   3 #
   4
   5 menuconfig DMADEVICES
   6         bool "DMA Engine support"
   7         depends on HAS_DMA
   8         help
   9           DMA engines can do asynchronous data transfers without
  10           involving the host CPU.  Currently, this framework can be
  11           used to offload memory copies in the network stack and
  12           RAID operations in the MD driver.  This menu only presents
  13           DMA Device drivers supported by the configured arch, it may
  14           be empty in some cases.
  15
  16 config DMADEVICES_DEBUG
  17         bool "DMA Engine debugging"
  18         depends on DMADEVICES != n
  19         help
  20           This is an option for use by developers; most people should
  21           say N here.  This enables DMA engine core and driver debugging.
  22
  23 config DMADEVICES_VDEBUG
  24         bool "DMA Engine verbose debugging"
  25         depends on DMADEVICES_DEBUG != n
  26         help
  27           This is an option for use by developers; most people should
  28           say N here.  This enables deeper (more verbose) debugging of
  29           the DMA engine core and drivers.
  30
  31
  32 if DMADEVICES
  33
  34 comment "DMA Devices"
  35
  36 #core
  37 config ASYNC_TX_ENABLE_CHANNEL_SWITCH
  38         bool
  39
  40 config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
  41         bool
  42
  43 config DMA_ENGINE
  44         bool
  45
  46 config DMA_VIRTUAL_CHANNELS
  47         tristate
  48
  49 config DMA_ACPI
  50         def_bool y
  51         depends on ACPI
  52
  53 config DMA_OF
  54         def_bool y
  55         depends on OF
  56         select DMA_ENGINE
  57
  58 #devices
  59 config AMBA_PL08X
  60         bool "ARM PrimeCell PL080 or PL081 support"
  61         depends on ARM_AMBA
  62         select DMA_ENGINE
  63         select DMA_VIRTUAL_CHANNELS
  64         help
  65           Platform has a PL08x DMAC device
  66           which can provide DMA engine support
  67
  68 config AMCC_PPC440SPE_ADMA
  69         tristate "AMCC PPC440SPe ADMA support"
  70         depends on 440SPe || 440SP
  71         select DMA_ENGINE
  72         select DMA_ENGINE_RAID
  73         select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
  74         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
  75         help
  76           Enable support for the AMCC PPC440SPe RAID engines.
  77
  78 config AT_HDMAC
  79         tristate "Atmel AHB DMA support"
  80         depends on ARCH_AT91
  81         select DMA_ENGINE
  82         help
  83           Support the Atmel AHB DMA controller.
  84
  85 config AT_XDMAC
  86         tristate "Atmel XDMA support"
  87         depends on ARCH_AT91
  88         select DMA_ENGINE
  89         help
  90           Support the Atmel XDMA controller.
  91
  92 config AXI_DMAC
  93         tristate "Analog Devices AXI-DMAC DMA support"
  94         depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_SOCFPGA || COMPILE_TEST
  95         select DMA_ENGINE
  96         select DMA_VIRTUAL_CHANNELS
  97         help
  98           Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
  99           controller is often used in Analog Device's reference designs for FPGA
 100           platforms.
 101
 102 config COH901318
 103         bool "ST-Ericsson COH901318 DMA support"
 104         select DMA_ENGINE
 105         depends on ARCH_U300
 106         help
 107           Enable support for ST-Ericsson COH 901 318 DMA.
 108
 109 config DMA_BCM2835
 110         tristate "BCM2835 DMA engine support"
 111         depends on ARCH_BCM2835
 112         select DMA_ENGINE
 113         select DMA_VIRTUAL_CHANNELS
 114
 115 config DMA_JZ4740
 116         tristate "JZ4740 DMA support"
 117         depends on MACH_JZ4740
 118         select DMA_ENGINE
 119         select DMA_VIRTUAL_CHANNELS
 120
 121 config DMA_JZ4780
 122         tristate "JZ4780 DMA support"
 123         depends on MACH_JZ4780
 124         select DMA_ENGINE
 125         select DMA_VIRTUAL_CHANNELS
 126         help
 127           This selects support for the DMA controller in Ingenic JZ4780 SoCs.
 128           If you have a board based on such a SoC and wish to use DMA for
 129           devices which can use the DMA controller, say Y or M here.
 130
 131 config DMA_OMAP
 132         tristate "OMAP DMA support"
 133         depends on ARCH_OMAP
 134         select DMA_ENGINE
 135         select DMA_VIRTUAL_CHANNELS
 136         select TI_DMA_CROSSBAR if SOC_DRA7XX
 137
 138 config DMA_SA11X0
 139         tristate "SA-11x0 DMA support"
 140         depends on ARCH_SA1100
 141         select DMA_ENGINE
 142         select DMA_VIRTUAL_CHANNELS
 143         help
 144           Support the DMA engine found on Intel StrongARM SA-1100 and
 145           SA-1110 SoCs.  This DMA engine can only be used with on-chip
 146           devices.
 147
 148 config DMA_SUN4I
 149         tristate "Allwinner A10 DMA SoCs support"
 150         depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
 151         default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
 152         select DMA_ENGINE
 153         select DMA_OF
 154         select DMA_VIRTUAL_CHANNELS
 155         help
 156           Enable support for the DMA controller present in the sun4i,
 157           sun5i and sun7i Allwinner ARM SoCs.
 158
 159 config DMA_SUN6I
 160         tristate "Allwinner A31 SoCs DMA support"
 161         depends on MACH_SUN6I || MACH_SUN8I || COMPILE_TEST
 162         depends on RESET_CONTROLLER
 163         select DMA_ENGINE
 164         select DMA_VIRTUAL_CHANNELS
 165         help
 166           Support for the DMA engine first found in Allwinner A31 SoCs.
 167
 168 config EP93XX_DMA
 169         bool "Cirrus Logic EP93xx DMA support"
 170         depends on ARCH_EP93XX
 171         select DMA_ENGINE
 172         help
 173           Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
 174
 175 config FSL_DMA
 176         tristate "Freescale Elo series DMA support"
 177         depends on FSL_SOC
 178         select DMA_ENGINE
 179         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 180         ---help---
 181           Enable support for the Freescale Elo series DMA controllers.
 182           The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
 183           EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
 184           some Txxx and Bxxx parts.
 185
 186 config FSL_EDMA
 187         tristate "Freescale eDMA engine support"
 188         depends on OF
 189         select DMA_ENGINE
 190         select DMA_VIRTUAL_CHANNELS
 191         help
 192           Support the Freescale eDMA engine with programmable channel
 193           multiplexing capability for DMA request sources(slot).
 194           This module can be found on Freescale Vybrid and LS-1 SoCs.
 195
 196 config FSL_RAID
 197         tristate "Freescale RAID engine Support"
 198         depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
 199         select DMA_ENGINE
 200         select DMA_ENGINE_RAID
 201         ---help---
 202           Enable support for Freescale RAID Engine. RAID Engine is
 203           available on some QorIQ SoCs (like P5020/P5040). It has
 204           the capability to offload memcpy, xor and pq computation
 205           for raid5/6.
 206
 207 config IMG_MDC_DMA
 208         tristate "IMG MDC support"
 209         depends on MIPS || COMPILE_TEST
 210         depends on MFD_SYSCON
 211         select DMA_ENGINE
 212         select DMA_VIRTUAL_CHANNELS
 213         help
 214           Enable support for the IMG multi-threaded DMA controller (MDC).
 215
 216 config IMX_DMA
 217         tristate "i.MX DMA support"
 218         depends on ARCH_MXC
 219         select DMA_ENGINE
 220         help
 221           Support the i.MX DMA engine. This engine is integrated into
 222           Freescale i.MX1/21/27 chips.
 223
 224 config IMX_SDMA
 225         tristate "i.MX SDMA support"
 226         depends on ARCH_MXC
 227         select DMA_ENGINE
 228         help
 229           Support the i.MX SDMA engine. This engine is integrated into
 230           Freescale i.MX25/31/35/51/53/6 chips.
 231
 232 config INTEL_IDMA64
 233         tristate "Intel integrated DMA 64-bit support"
 234         select DMA_ENGINE
 235         select DMA_VIRTUAL_CHANNELS
 236         help
 237           Enable DMA support for Intel Low Power Subsystem such as found on
 238           Intel Skylake PCH.
 239
 240 config INTEL_IOATDMA
 241         tristate "Intel I/OAT DMA support"
 242         depends on PCI && X86_64
 243         select DMA_ENGINE
 244         select DMA_ENGINE_RAID
 245         select DCA
 246         help
 247           Enable support for the Intel(R) I/OAT DMA engine present
 248           in recent Intel Xeon chipsets.
 249
 250           Say Y here if you have such a chipset.
 251
 252           If unsure, say N.
 253
 254 config INTEL_IOP_ADMA
 255         tristate "Intel IOP ADMA support"
 256         depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
 257         select DMA_ENGINE
 258         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 259         help
 260           Enable support for the Intel(R) IOP Series RAID engines.
 261
 262 config INTEL_MIC_X100_DMA
 263         tristate "Intel MIC X100 DMA Driver"
 264         depends on 64BIT && X86 && INTEL_MIC_BUS
 265         select DMA_ENGINE
 266         help
 267           This enables DMA support for the Intel Many Integrated Core
 268           (MIC) family of PCIe form factor coprocessor X100 devices that
 269           run a 64 bit Linux OS. This driver will be used by both MIC
 270           host and card drivers.
 271
 272           If you are building host kernel with a MIC device or a card
 273           kernel for a MIC device, then say M (recommended) or Y, else
 274           say N. If unsure say N.
 275
 276           More information about the Intel MIC family as well as the Linux
 277           OS and tools for MIC to use with this driver are available from
 278           <http://software.intel.com/en-us/mic-developer>.
 279
 280 config K3_DMA
 281         tristate "Hisilicon K3 DMA support"
 282         depends on ARCH_HI3xxx
 283         select DMA_ENGINE
 284         select DMA_VIRTUAL_CHANNELS
 285         help
 286           Support the DMA engine for Hisilicon K3 platform
 287           devices.
 288
 289 config LPC18XX_DMAMUX
 290         bool "NXP LPC18xx/43xx DMA MUX for PL080"
 291         depends on ARCH_LPC18XX || COMPILE_TEST
 292         depends on OF && AMBA_PL08X
 293         select MFD_SYSCON
 294         help
 295           Enable support for DMA on NXP LPC18xx/43xx platforms
 296           with PL080 and multiplexed DMA request lines.
 297
 298 config MMP_PDMA
 299         bool "MMP PDMA support"
 300         depends on (ARCH_MMP || ARCH_PXA)
 301         select DMA_ENGINE
 302         help
 303           Support the MMP PDMA engine for PXA and MMP platform.
 304
 305 config MMP_TDMA
 306         bool "MMP Two-Channel DMA support"
 307         depends on ARCH_MMP
 308         select DMA_ENGINE
 309         select MMP_SRAM
 310         help
 311           Support the MMP Two-Channel DMA engine.
 312           This engine used for MMP Audio DMA and pxa910 SQU.
 313           It needs sram driver under mach-mmp.
 314
 315 config MOXART_DMA
 316         tristate "MOXART DMA support"
 317         depends on ARCH_MOXART
 318         select DMA_ENGINE
 319         select DMA_OF
 320         select DMA_VIRTUAL_CHANNELS
 321         help
 322           Enable support for the MOXA ART SoC DMA controller.
 323
 324           Say Y here if you enabled MMP ADMA, otherwise say N.
 325
 326 config MPC512X_DMA
 327         tristate "Freescale MPC512x built-in DMA engine support"
 328         depends on PPC_MPC512x || PPC_MPC831x
 329         select DMA_ENGINE
 330         ---help---
 331           Enable support for the Freescale MPC512x built-in DMA engine.
 332
 333 config MV_XOR
 334         bool "Marvell XOR engine support"
 335         depends on PLAT_ORION
 336         select DMA_ENGINE
 337         select DMA_ENGINE_RAID
 338         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 339         ---help---
 340           Enable support for the Marvell XOR engine.
 341
 342 config MXS_DMA
 343         bool "MXS DMA support"
 344         depends on SOC_IMX23 || SOC_IMX28 || SOC_IMX6Q
 345         select STMP_DEVICE
 346         select DMA_ENGINE
 347         help
 348           Support the MXS DMA engine. This engine including APBH-DMA
 349           and APBX-DMA is integrated into Freescale i.MX23/28/MX6Q/MX6DL chips.
 350
 351 config MX3_IPU
 352         bool "MX3x Image Processing Unit support"
 353         depends on ARCH_MXC
 354         select DMA_ENGINE
 355         default y
 356         help
 357           If you plan to use the Image Processing unit in the i.MX3x, say
 358           Y here. If unsure, select Y.
 359
 360 config MX3_IPU_IRQS
 361         int "Number of dynamically mapped interrupts for IPU"
 362         depends on MX3_IPU
 363         range 2 137
 364         default 4
 365         help
 366           Out of 137 interrupt sources on i.MX31 IPU only very few are used.
 367           To avoid bloating the irq_desc[] array we allocate a sufficient
 368           number of IRQ slots and map them dynamically to specific sources.
 369
 370 config NBPFAXI_DMA
 371         tristate "Renesas Type-AXI NBPF DMA support"
 372         select DMA_ENGINE
 373         depends on ARM || COMPILE_TEST
 374         help
 375           Support for "Type-AXI" NBPF DMA IPs from Renesas
 376
 377 config PCH_DMA
 378         tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
 379         depends on PCI && (X86_32 || COMPILE_TEST)
 380         select DMA_ENGINE
 381         help
 382           Enable support for Intel EG20T PCH DMA engine.
 383
 384           This driver also can be used for LAPIS Semiconductor IOH(Input/
 385           Output Hub), ML7213, ML7223 and ML7831.
 386           ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
 387           for MP(Media Phone) use and ML7831 IOH is for general purpose use.
 388           ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
 389           ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
 390
 391 config PL330_DMA
 392         tristate "DMA API Driver for PL330"
 393         select DMA_ENGINE
 394         depends on ARM_AMBA
 395         help
 396           Select if your platform has one or more PL330 DMACs.
 397           You need to provide platform specific settings via
 398           platform_data for a dma-pl330 device.
 399
 400 config PXA_DMA
 401         bool "PXA DMA support"
 402         depends on (ARCH_MMP || ARCH_PXA)
 403         select DMA_ENGINE
 404         select DMA_VIRTUAL_CHANNELS
 405         help
 406           Support the DMA engine for PXA. It is also compatible with MMP PDMA
 407           platform. The internal DMA IP of all PXA variants is supported, with
 408           16 to 32 channels for peripheral to memory or memory to memory
 409           transfers.
 410
 411 config QCOM_BAM_DMA
 412         tristate "QCOM BAM DMA support"
 413         depends on ARCH_QCOM || (COMPILE_TEST && OF && ARM)
 414         select DMA_ENGINE
 415         select DMA_VIRTUAL_CHANNELS
 416         ---help---
 417           Enable support for the QCOM BAM DMA controller.  This controller
 418           provides DMA capabilities for a variety of on-chip devices.
 419
 420 config SIRF_DMA
 421         tristate "CSR SiRFprimaII/SiRFmarco DMA support"
 422         depends on ARCH_SIRF
 423         select DMA_ENGINE
 424         help
 425           Enable support for the CSR SiRFprimaII DMA engine.
 426
 427 config STE_DMA40
 428         bool "ST-Ericsson DMA40 support"
 429         depends on ARCH_U8500
 430         select DMA_ENGINE
 431         help
 432           Support for ST-Ericsson DMA40 controller
 433
 434 config STM32_DMA
 435         bool "STMicroelectronics STM32 DMA support"
 436         depends on ARCH_STM32
 437         select DMA_ENGINE
 438         select DMA_OF
 439         select DMA_VIRTUAL_CHANNELS
 440         help
 441           Enable support for the on-chip DMA controller on STMicroelectronics
 442           STM32 MCUs.
 443           If you have a board based on such a MCU and wish to use DMA say Y or M
 444           here.
 445
 446 config S3C24XX_DMAC
 447         bool "Samsung S3C24XX DMA support"
 448         depends on ARCH_S3C24XX
 449         select DMA_ENGINE
 450         select DMA_VIRTUAL_CHANNELS
 451         help
 452           Support for the Samsung S3C24XX DMA controller driver. The
 453           DMA controller is having multiple DMA channels which can be
 454           configured for different peripherals like audio, UART, SPI.
 455           The DMA controller can transfer data from memory to peripheral,
 456           periphal to memory, periphal to periphal and memory to memory.
 457
 458 config TXX9_DMAC
 459         tristate "Toshiba TXx9 SoC DMA support"
 460         depends on MACH_TX49XX || MACH_TX39XX
 461         select DMA_ENGINE
 462         help
 463           Support the TXx9 SoC internal DMA controller.  This can be
 464           integrated in chips such as the Toshiba TX4927/38/39.
 465
 466 config TEGRA20_APB_DMA
 467         bool "NVIDIA Tegra20 APB DMA support"
 468         depends on ARCH_TEGRA
 469         select DMA_ENGINE
 470         help
 471           Support for the NVIDIA Tegra20 APB DMA controller driver. The
 472           DMA controller is having multiple DMA channel which can be
 473           configured for different peripherals like audio, UART, SPI,
 474           I2C etc which is in APB bus.
 475           This DMA controller transfers data from memory to peripheral fifo
 476           or vice versa. It does not support memory to memory data transfer.
 477
 478 config TIMB_DMA
 479         tristate "Timberdale FPGA DMA support"
 480         depends on MFD_TIMBERDALE
 481         select DMA_ENGINE
 482         help
 483           Enable support for the Timberdale FPGA DMA engine.
 484
 485 config TI_CPPI41
 486         tristate "AM33xx CPPI41 DMA support"
 487         depends on ARCH_OMAP
 488         select DMA_ENGINE
 489         help
 490           The Communications Port Programming Interface (CPPI) 4.1 DMA engine
 491           is currently used by the USB driver on AM335x platforms.
 492
 493 config TI_DMA_CROSSBAR
 494         bool
 495
 496 config TI_EDMA
 497         bool "TI EDMA support"
 498         depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE
 499         select DMA_ENGINE
 500         select DMA_VIRTUAL_CHANNELS
 501         select TI_DMA_CROSSBAR if ARCH_OMAP
 502         default n
 503         help
 504           Enable support for the TI EDMA controller. This DMA
 505           engine is found on TI DaVinci and AM33xx parts.
 506
 507 config XGENE_DMA
 508         tristate "APM X-Gene DMA support"
 509         depends on ARCH_XGENE || COMPILE_TEST
 510         select DMA_ENGINE
 511         select DMA_ENGINE_RAID
 512         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 513         help
 514           Enable support for the APM X-Gene SoC DMA engine.
 515
 516 config XILINX_VDMA
 517         tristate "Xilinx AXI VDMA Engine"
 518         depends on (ARCH_ZYNQ || MICROBLAZE)
 519         select DMA_ENGINE
 520         help
 521           Enable support for Xilinx AXI VDMA Soft IP.
 522
 523           This engine provides high-bandwidth direct memory access
 524           between memory and AXI4-Stream video type target
 525           peripherals including peripherals which support AXI4-
 526           Stream Video Protocol.  It has two stream interfaces/
 527           channels, Memory Mapped to Stream (MM2S) and Stream to
 528           Memory Mapped (S2MM) for the data transfers.
 529
 530 config ZX_DMA
 531         tristate "ZTE ZX296702 DMA support"
 532         depends on ARCH_ZX
 533         select DMA_ENGINE
 534         select DMA_VIRTUAL_CHANNELS
 535         help
 536           Support the DMA engine for ZTE ZX296702 platform devices.
 537
 538
 539 # driver files
 540 source "drivers/dma/bestcomm/Kconfig"
 541
 542 source "drivers/dma/dw/Kconfig"
 543
 544 source "drivers/dma/hsu/Kconfig"
 545
 546 source "drivers/dma/sh/Kconfig"
 547
 548 # clients
 549 comment "DMA Clients"
 550         depends on DMA_ENGINE
 551
 552 config ASYNC_TX_DMA
 553         bool "Async_tx: Offload support for the async_tx api"
 554         depends on DMA_ENGINE
 555         help
 556           This allows the async_tx api to take advantage of offload engines for
 557           memcpy, memset, xor, and raid6 p+q operations.  If your platform has
 558           a dma engine that can perform raid operations and you have enabled
 559           MD_RAID456 say Y.
 560
 561           If unsure, say N.
 562
 563 config DMATEST
 564         tristate "DMA Test client"
 565         depends on DMA_ENGINE
 566         help
 567           Simple DMA test client. Say N unless you're debugging a
 568           DMA Device driver.
 569
 570 config DMA_ENGINE_RAID
 571         bool
 572
 573 endif