| # |
| # MMC/SD host controller drivers |
| # |
| |
| comment "MMC/SD/SDIO Host Controller Drivers" |
| |
| config MMC_ARMMMCI |
| tristate "ARM AMBA Multimedia Card Interface support" |
| depends on ARM_AMBA |
| help |
| This selects the ARM(R) AMBA(R) PrimeCell Multimedia Card |
| Interface (PL180 and PL181) support. If you have an ARM(R) |
| platform with a Multimedia Card slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_PXA |
| tristate "Intel PXA25x/26x/27x Multimedia Card Interface support" |
| depends on ARCH_PXA |
| help |
| This selects the Intel(R) PXA(R) Multimedia card Interface. |
| If you have a PXA(R) platform with a Multimedia Card slot, |
| say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI |
| tristate "Secure Digital Host Controller Interface support" |
| depends on HAS_DMA |
| help |
| This selects the generic Secure Digital Host Controller Interface. |
| It is used by manufacturers such as Texas Instruments(R), Ricoh(R) |
| and Toshiba(R). Most controllers found in laptops are of this type. |
| |
| If you have a controller with this interface, say Y or M here. You |
| also need to enable an appropriate bus interface. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_IO_ACCESSORS |
| bool |
| depends on MMC_SDHCI |
| help |
| This is silent Kconfig symbol that is selected by the drivers that |
| need to overwrite SDHCI IO memory accessors. |
| |
| config MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER |
| bool |
| select MMC_SDHCI_IO_ACCESSORS |
| help |
| This option is selected by drivers running on big endian hosts |
| and performing I/O to a SDHCI controller through a bus that |
| implements a hardware byte swapper using a 32-bit datum. |
| This endian mapping mode is called "data invariance" and |
| has the effect of scrambling the addresses and formats of data |
| accessed in sizes other than the datum size. |
| |
| This is the case for the Freescale eSDHC and Nintendo Wii SDHCI. |
| |
| config MMC_SDHCI_PCI |
| tristate "SDHCI support on PCI bus" |
| depends on MMC_SDHCI && PCI |
| help |
| This selects the PCI Secure Digital Host Controller Interface. |
| Most controllers found today are PCI devices. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_RICOH_MMC |
| bool "Ricoh MMC Controller Disabler (EXPERIMENTAL)" |
| depends on MMC_SDHCI_PCI |
| help |
| This adds a pci quirk to disable Ricoh MMC Controller. This |
| proprietary controller is unnecessary because the SDHCI driver |
| supports MMC cards on the SD controller, but if it is not |
| disabled, it will steal the MMC cards away - rendering them |
| useless. It is safe to select this even if you don't |
| have a Ricoh based card reader. |
| |
| If unsure, say Y. |
| |
| config MMC_SDHCI_PLTFM |
| tristate "SDHCI platform and OF driver helper" |
| depends on MMC_SDHCI |
| help |
| This selects the common helper functions support for Secure Digital |
| Host Controller Interface based platform and OF drivers. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_OF_ESDHC |
| tristate "SDHCI OF support for the Freescale eSDHC controller" |
| depends on MMC_SDHCI_PLTFM |
| depends on PPC_OF |
| select MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER |
| help |
| This selects the Freescale eSDHC controller support. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_OF_HLWD |
| tristate "SDHCI OF support for the Nintendo Wii SDHCI controllers" |
| depends on MMC_SDHCI_PLTFM |
| depends on PPC_OF |
| select MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER |
| help |
| This selects the Secure Digital Host Controller Interface (SDHCI) |
| found in the "Hollywood" chipset of the Nintendo Wii video game |
| console. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_CNS3XXX |
| tristate "SDHCI support on the Cavium Networks CNS3xxx SoC" |
| depends on ARCH_CNS3XXX |
| depends on MMC_SDHCI_PLTFM |
| help |
| This selects the SDHCI support for CNS3xxx System-on-Chip devices. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_ESDHC_IMX |
| tristate "SDHCI support for the Freescale eSDHC/uSDHC i.MX controller" |
| depends on ARCH_MXC |
| depends on MMC_SDHCI_PLTFM |
| select MMC_SDHCI_IO_ACCESSORS |
| help |
| This selects the Freescale eSDHC/uSDHC controller support |
| found on i.MX25, i.MX35 i.MX5x and i.MX6x. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_DOVE |
| tristate "SDHCI support on Marvell's Dove SoC" |
| depends on ARCH_DOVE |
| depends on MMC_SDHCI_PLTFM |
| select MMC_SDHCI_IO_ACCESSORS |
| help |
| This selects the Secure Digital Host Controller Interface in |
| Marvell's Dove SoC. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_TEGRA |
| tristate "SDHCI platform support for the Tegra SD/MMC Controller" |
| depends on ARCH_TEGRA |
| depends on MMC_SDHCI_PLTFM |
| select MMC_SDHCI_IO_ACCESSORS |
| help |
| This selects the Tegra SD/MMC controller. If you have a Tegra |
| platform with SD or MMC devices, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_S3C |
| tristate "SDHCI support on Samsung S3C SoC" |
| depends on MMC_SDHCI && PLAT_SAMSUNG |
| help |
| This selects the Secure Digital Host Controller Interface (SDHCI) |
| often referrered to as the HSMMC block in some of the Samsung S3C |
| range of SoC. |
| |
| Note, due to the problems with DMA, the DMA support is only |
| available with CONFIG_EXPERIMENTAL is selected. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_PXAV3 |
| tristate "Marvell MMP2 SD Host Controller support (PXAV3)" |
| depends on CLKDEV_LOOKUP |
| select MMC_SDHCI |
| select MMC_SDHCI_PLTFM |
| default CPU_MMP2 |
| help |
| This selects the Marvell(R) PXAV3 SD Host Controller. |
| If you have a MMP2 platform with SD Host Controller |
| and a card slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_PXAV2 |
| tristate "Marvell PXA9XX SD Host Controller support (PXAV2)" |
| depends on CLKDEV_LOOKUP |
| select MMC_SDHCI |
| select MMC_SDHCI_PLTFM |
| default CPU_PXA910 |
| help |
| This selects the Marvell(R) PXAV2 SD Host Controller. |
| If you have a PXA9XX platform with SD Host Controller |
| and a card slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_SPEAR |
| tristate "SDHCI support on ST SPEAr platform" |
| depends on MMC_SDHCI && PLAT_SPEAR |
| help |
| This selects the Secure Digital Host Controller Interface (SDHCI) |
| often referrered to as the HSMMC block in some of the ST SPEAR range |
| of SoC |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SDHCI_S3C_DMA |
| bool "DMA support on S3C SDHCI" |
| depends on MMC_SDHCI_S3C && EXPERIMENTAL |
| help |
| Enable DMA support on the Samsung S3C SDHCI glue. The DMA |
| has proved to be problematic if the controller encounters |
| certain errors, and thus should be treated with care. |
| |
| YMMV. |
| |
| config MMC_OMAP |
| tristate "TI OMAP Multimedia Card Interface support" |
| depends on ARCH_OMAP |
| select TPS65010 if MACH_OMAP_H2 |
| help |
| This selects the TI OMAP Multimedia card Interface. |
| If you have an OMAP board with a Multimedia Card slot, |
| say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_OMAP_HS |
| tristate "TI OMAP High Speed Multimedia Card Interface support" |
| depends on SOC_OMAP2430 || ARCH_OMAP3 || ARCH_OMAP4 |
| help |
| This selects the TI OMAP High Speed Multimedia card Interface. |
| If you have an OMAP2430 or OMAP3 board or OMAP4 board with a |
| Multimedia Card slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_WBSD |
| tristate "Winbond W83L51xD SD/MMC Card Interface support" |
| depends on ISA_DMA_API |
| help |
| This selects the Winbond(R) W83L51xD Secure digital and |
| Multimedia card Interface. |
| If you have a machine with a integrated W83L518D or W83L519D |
| SD/MMC card reader, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_AU1X |
| tristate "Alchemy AU1XX0 MMC Card Interface support" |
| depends on MIPS_ALCHEMY |
| help |
| This selects the AMD Alchemy(R) Multimedia card interface. |
| If you have a Alchemy platform with a MMC slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| choice |
| prompt "Atmel SD/MMC Driver" |
| depends on AVR32 || ARCH_AT91 |
| default MMC_ATMELMCI if AVR32 |
| help |
| Choose which driver to use for the Atmel MCI Silicon |
| |
| config MMC_AT91 |
| tristate "AT91 SD/MMC Card Interface support" |
| depends on ARCH_AT91 |
| help |
| This selects the AT91 MCI controller. |
| |
| If unsure, say N. |
| |
| config MMC_ATMELMCI |
| tristate "Atmel Multimedia Card Interface support" |
| depends on AVR32 || ARCH_AT91 |
| help |
| This selects the Atmel Multimedia Card Interface driver. If |
| you have an AT32 (AVR32) or AT91 platform with a Multimedia |
| Card slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| endchoice |
| |
| config MMC_ATMELMCI_DMA |
| bool "Atmel MCI DMA support" |
| depends on MMC_ATMELMCI && (AVR32 || ARCH_AT91SAM9G45) && DMA_ENGINE |
| help |
| Say Y here to have the Atmel MCI driver use a DMA engine to |
| do data transfers and thus increase the throughput and |
| reduce the CPU utilization. |
| |
| If unsure, say N. |
| |
| config MMC_IMX |
| tristate "Motorola i.MX Multimedia Card Interface support" |
| depends on ARCH_MX1 |
| help |
| This selects the Motorola i.MX Multimedia card Interface. |
| If you have a i.MX platform with a Multimedia Card slot, |
| say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_MSM |
| tristate "Qualcomm SDCC Controller Support" |
| depends on MMC && ARCH_MSM |
| help |
| This provides support for the SD/MMC cell found in the |
| MSM and QSD SOCs from Qualcomm. The controller also has |
| support for SDIO devices. |
| |
| config MMC_MXC |
| tristate "Freescale i.MX21/27/31 Multimedia Card Interface support" |
| depends on ARCH_MXC |
| help |
| This selects the Freescale i.MX21, i.MX27 and i.MX31 Multimedia card |
| Interface. If you have a i.MX platform with a Multimedia Card slot, |
| say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_MXS |
| tristate "Freescale MXS Multimedia Card Interface support" |
| depends on ARCH_MXS && MXS_DMA |
| help |
| This selects the Freescale SSP MMC controller found on MXS based |
| platforms like mx23/28. |
| |
| If unsure, say N. |
| |
| config MMC_TIFM_SD |
| tristate "TI Flash Media MMC/SD Interface support (EXPERIMENTAL)" |
| depends on EXPERIMENTAL && PCI |
| select TIFM_CORE |
| help |
| Say Y here if you want to be able to access MMC/SD cards with |
| the Texas Instruments(R) Flash Media card reader, found in many |
| laptops. |
| This option 'selects' (turns on, enables) 'TIFM_CORE', but you |
| probably also need appropriate card reader host adapter, such as |
| 'Misc devices: TI Flash Media PCI74xx/PCI76xx host adapter support |
| (TIFM_7XX1)'. |
| |
| To compile this driver as a module, choose M here: the |
| module will be called tifm_sd. |
| |
| config MMC_MVSDIO |
| tristate "Marvell MMC/SD/SDIO host driver" |
| depends on PLAT_ORION |
| ---help--- |
| This selects the Marvell SDIO host driver. |
| SDIO may currently be found on the Kirkwood 88F6281 and 88F6192 |
| SoC controllers. |
| |
| To compile this driver as a module, choose M here: the |
| module will be called mvsdio. |
| |
| config MMC_DAVINCI |
| tristate "TI DAVINCI Multimedia Card Interface support" |
| depends on ARCH_DAVINCI |
| help |
| This selects the TI DAVINCI Multimedia card Interface. |
| If you have an DAVINCI board with a Multimedia Card slot, |
| say Y or M here. If unsure, say N. |
| |
| config MMC_SPI |
| tristate "MMC/SD/SDIO over SPI" |
| depends on SPI_MASTER && !HIGHMEM && HAS_DMA |
| select CRC7 |
| select CRC_ITU_T |
| help |
| Some systems access MMC/SD/SDIO cards using a SPI controller |
| instead of using a "native" MMC/SD/SDIO controller. This has a |
| disadvantage of being relatively high overhead, but a compensating |
| advantage of working on many systems without dedicated MMC/SD/SDIO |
| controllers. |
| |
| If unsure, or if your system has no SPI master driver, say N. |
| |
| config MMC_S3C |
| tristate "Samsung S3C SD/MMC Card Interface support" |
| depends on ARCH_S3C24XX |
| help |
| This selects a driver for the MCI interface found in |
| Samsung's S3C2410, S3C2412, S3C2440, S3C2442 CPUs. |
| If you have a board based on one of those and a MMC/SD |
| slot, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_S3C_HW_SDIO_IRQ |
| bool "Hardware support for SDIO IRQ" |
| depends on MMC_S3C |
| help |
| Enable the hardware support for SDIO interrupts instead of using |
| the generic polling code. |
| |
| choice |
| prompt "Samsung S3C SD/MMC transfer code" |
| depends on MMC_S3C |
| |
| config MMC_S3C_PIO |
| bool "Use PIO transfers only" |
| help |
| Use PIO to transfer data between memory and the hardware. |
| |
| PIO is slower than DMA as it requires CPU instructions to |
| move the data. This has been the traditional default for |
| the S3C MCI driver. |
| |
| config MMC_S3C_DMA |
| bool "Use DMA transfers only (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| help |
| Use DMA to transfer data between memory and the hardare. |
| |
| Currently, the DMA support in this driver seems to not be |
| working properly and needs to be debugged before this |
| option is useful. |
| |
| config MMC_S3C_PIODMA |
| bool "Support for both PIO and DMA (EXPERIMENTAL)" |
| help |
| Compile both the PIO and DMA transfer routines into the |
| driver and let the platform select at run-time which one |
| is best. |
| |
| See notes for the DMA option. |
| |
| endchoice |
| |
| config MMC_SDRICOH_CS |
| tristate "MMC/SD driver for Ricoh Bay1Controllers (EXPERIMENTAL)" |
| depends on EXPERIMENTAL && PCI && PCMCIA |
| help |
| Say Y here if your Notebook reports a Ricoh Bay1Controller PCMCIA |
| card whenever you insert a MMC or SD card into the card slot. |
| |
| To compile this driver as a module, choose M here: the |
| module will be called sdricoh_cs. |
| |
| config MMC_TMIO_CORE |
| tristate |
| |
| config MMC_SDHCI_MSM |
| tristate "Qualcomm SDHCI Controller Support" |
| depends on ARCH_MSM |
| depends on MMC_SDHCI_PLTFM |
| help |
| This selects the Secure Digital Host Controller Interface (SDHCI) |
| support present in MSM SOCs from Qualcomm. The controller |
| supports SD/MMC/SDIO devices. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_MSM |
| tristate "Qualcomm SDCC Controller Support" |
| depends on MMC && ARCH_MSM |
| help |
| This provides support for the SD/MMC cell found in the |
| MSM and QSD SOCs from Qualcomm. |
| |
| config MMC_MSM_SDC1_SUPPORT |
| boolean "Qualcomm SDC1 support" |
| depends on MMC_MSM |
| default y |
| help |
| Select Y to enable Slot 1. |
| |
| config MMC_MSM_SDC1_8_BIT_SUPPORT |
| boolean "Qualcomm SDC1 8bit support" |
| depends on MMC_MSM_SDC1_SUPPORT |
| default n |
| help |
| Select Y to enable 8bit support for Slot 1. |
| |
| config MMC_MSM_SDC2_SUPPORT |
| boolean "Qualcomm SDC2 support" |
| depends on MMC_MSM |
| default y |
| help |
| Select Y to enable Slot 2. |
| |
| config MMC_MSM_SDC2_8_BIT_SUPPORT |
| boolean "Qualcomm SDC2 8bit support" |
| depends on MMC_MSM_SDC2_SUPPORT |
| default n |
| help |
| Select Y to enable 8bit support for Slot 2. |
| |
| config MMC_MSM_SDC3_SUPPORT |
| boolean "Qualcomm SDC3 support" |
| depends on MMC_MSM |
| default n |
| help |
| Select Y to enable Slot 3. |
| |
| config MMC_MSM_SDC3_POLLING |
| boolean "Qualcomm SDC3 support" |
| depends on MMC_MSM |
| |
| config MMC_MSM_SDC3_8_BIT_SUPPORT |
| boolean "Qualcomm SDC3 8bit support" |
| depends on MMC_MSM_SDC3_SUPPORT |
| default n |
| help |
| Select Y to enable 8bit support for Slot 3. |
| |
| config MMC_MSM_SDC3_WP_SUPPORT |
| boolean "Qualcomm SDC3 write protection support" |
| depends on MMC_MSM_SDC3_SUPPORT |
| default n |
| help |
| Select Y to enable write protection support for Slot 3. |
| |
| config MMC_MSM_SDC4_SUPPORT |
| boolean "Qualcomm SDC4 support" |
| depends on MMC_MSM |
| default n |
| help |
| Select Y to enable Slot 4. |
| |
| config MMC_MSM_SDC4_8_BIT_SUPPORT |
| boolean "Qualcomm SDC4 8bit support" |
| depends on MMC_MSM_SDC4_SUPPORT |
| default n |
| help |
| Select Y to enable 8bit support for Slot 4. |
| |
| config MMC_MSM_SDC5_SUPPORT |
| boolean "Qualcomm SDC5 support" |
| depends on MMC_MSM |
| default n |
| help |
| Select Y to enable Slot 5. |
| |
| config MMC_MSM_SDC5_8_BIT_SUPPORT |
| boolean "Qualcomm SDC5 8bit support" |
| depends on MMC_MSM_SDC5_SUPPORT |
| default n |
| help |
| Select Y to enable 8bit support for Slot 5. |
| |
| config MMC_MSM_SPS_SUPPORT |
| bool "Use SPS BAM as data mover" |
| depends on MMC_MSM && SPS |
| default n |
| help |
| Select Y to use SPS BAM as data mover |
| |
| config MMC_TMIO |
| tristate "Toshiba Mobile IO Controller (TMIO) MMC/SD function support" |
| depends on MFD_TMIO || MFD_ASIC3 |
| select MMC_TMIO_CORE |
| help |
| This provides support for the SD/MMC cell found in TC6393XB, |
| T7L66XB and also HTC ASIC3 |
| |
| config MMC_SDHI |
| tristate "SH-Mobile SDHI SD/SDIO controller support" |
| depends on SUPERH || ARCH_SHMOBILE |
| select MMC_TMIO_CORE |
| help |
| This provides support for the SDHI SD/SDIO controller found in |
| SuperH and ARM SH-Mobile SoCs |
| |
| config MMC_CB710 |
| tristate "ENE CB710 MMC/SD Interface support" |
| depends on PCI |
| select CB710_CORE |
| help |
| This option enables support for MMC/SD part of ENE CB710/720 Flash |
| memory card reader found in some laptops (ie. some versions of |
| HP Compaq nx9500). |
| |
| This driver can also be built as a module. If so, the module |
| will be called cb710-mmc. |
| |
| config MMC_VIA_SDMMC |
| tristate "VIA SD/MMC Card Reader Driver" |
| depends on PCI |
| help |
| This selects the VIA SD/MMC Card Reader driver, say Y or M here. |
| VIA provides one multi-functional card reader which integrated into |
| some motherboards manufactured by VIA. This card reader supports |
| SD/MMC/SDHC. |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config SDH_BFIN |
| tristate "Blackfin Secure Digital Host support" |
| depends on (BF54x && !BF544) || (BF51x && !BF512) |
| help |
| If you say yes here you will get support for the Blackfin on-chip |
| Secure Digital Host interface. This includes support for MMC and |
| SD cards. |
| |
| To compile this driver as a module, choose M here: the |
| module will be called bfin_sdh. |
| |
| If unsure, say N. |
| |
| config SDH_BFIN_MISSING_CMD_PULLUP_WORKAROUND |
| bool "Blackfin EZkit Missing SDH_CMD Pull Up Resistor Workaround" |
| depends on SDH_BFIN |
| help |
| If you say yes here SD-Cards may work on the EZkit. |
| |
| config MMC_DW |
| tristate "Synopsys DesignWare Memory Card Interface" |
| depends on ARM |
| help |
| This selects support for the Synopsys DesignWare Mobile Storage IP |
| block, this provides host support for SD and MMC interfaces, in both |
| PIO and external DMA modes. |
| |
| config MMC_DW_IDMAC |
| bool "Internal DMAC interface" |
| depends on MMC_DW |
| help |
| This selects support for the internal DMAC block within the Synopsys |
| Designware Mobile Storage IP block. This disables the external DMA |
| interface. |
| |
| config MMC_DW_PLTFM |
| tristate "Synopsys Designware MCI Support as platform device" |
| depends on MMC_DW |
| default y |
| help |
| This selects the common helper functions support for Host Controller |
| Interface based platform driver. Please select this option if the IP |
| is present as a platform device. This is the common interface for the |
| Synopsys Designware IP. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say Y. |
| |
| config MMC_DW_PCI |
| tristate "Synopsys Designware MCI support on PCI bus" |
| depends on MMC_DW && PCI |
| help |
| This selects the PCI bus for the Synopsys Designware Mobile Storage IP. |
| Select this option if the IP is present on PCI platform. |
| |
| If you have a controller with this interface, say Y or M here. |
| |
| If unsure, say N. |
| |
| config MMC_SH_MMCIF |
| tristate "SuperH Internal MMCIF support" |
| depends on MMC_BLOCK && (SUPERH || ARCH_SHMOBILE) |
| help |
| This selects the MMC Host Interface controller (MMCIF). |
| |
| This driver supports MMCIF in sh7724/sh7757/sh7372. |
| |
| config MMC_JZ4740 |
| tristate "JZ4740 SD/Multimedia Card Interface support" |
| depends on MACH_JZ4740 |
| help |
| This selects support for the SD/MMC controller on Ingenic JZ4740 |
| SoCs. |
| If you have a board based on such a SoC and with a SD/MMC slot, |
| say Y or M here. |
| |
| config MMC_VUB300 |
| tristate "VUB300 USB to SDIO/SD/MMC Host Controller support" |
| depends on USB |
| help |
| This selects support for Elan Digital Systems' VUB300 chip. |
| |
| The VUB300 is a USB-SDIO Host Controller Interface chip |
| that enables the host computer to use SDIO/SD/MMC cards |
| via a USB 2.0 or USB 1.1 host. |
| |
| The VUB300 chip will be found in both physically separate |
| USB to SDIO/SD/MMC adapters and embedded on some motherboards. |
| |
| The VUB300 chip supports SD and MMC memory cards in addition |
| to single and multifunction SDIO cards. |
| |
| Some SDIO cards will need a firmware file to be loaded and |
| sent to VUB300 chip in order to achieve better data throughput. |
| Download these "Offload Pseudocode" from Elan Digital Systems' |
| web-site http://www.elandigitalsystems.com/support/downloads.php |
| and put them in /lib/firmware. Note that without these additional |
| firmware files the VUB300 chip will still function, but not at |
| the best obtainable data rate. |
| |
| To compile this mmc host controller driver as a module, |
| choose M here: the module will be called vub300. |
| |
| If you have a computer with an embedded VUB300 chip |
| or if you intend connecting a USB adapter based on a |
| VUB300 chip say Y or M here. |
| |
| config MMC_USHC |
| tristate "USB SD Host Controller (USHC) support" |
| depends on USB |
| help |
| This selects support for USB SD Host Controllers based on |
| the Cypress Astoria chip with firmware compliant with CSR's |
| USB SD Host Controller specification (CS-118793-SP). |
| |
| CSR boards with this device include: USB<>SDIO (M1985v2), |
| and Ultrasira. |
| |
| Note: These controllers only support SDIO cards and do not |
| support MMC or SD memory cards. |