1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 21c6a0718SPierre Ossman# 31c6a0718SPierre Ossman# MMC/SD host controller drivers 41c6a0718SPierre Ossman# 51c6a0718SPierre Ossman 657105737SPierre Ossmancomment "MMC/SD/SDIO Host Controller Drivers" 71c6a0718SPierre Ossman 803596b92SShawn Linconfig MMC_DEBUG 9b4f146f5SWolfram Sang bool "MMC host drivers debugging" 1003596b92SShawn Lin depends on MMC != n 1103596b92SShawn Lin help 1203596b92SShawn Lin This is an option for use by developers; most people should 1303596b92SShawn Lin say N here. This enables MMC host driver debugging. And further 1403596b92SShawn Lin added host drivers please don't invent their private macro for 1503596b92SShawn Lin debugging. 1603596b92SShawn Lin 171c6a0718SPierre Ossmanconfig MMC_ARMMMCI 181c6a0718SPierre Ossman tristate "ARM AMBA Multimedia Card Interface support" 19790864dcSJan Engelhardt depends on ARM_AMBA 201c6a0718SPierre Ossman help 211c6a0718SPierre Ossman This selects the ARM(R) AMBA(R) PrimeCell Multimedia Card 221c6a0718SPierre Ossman Interface (PL180 and PL181) support. If you have an ARM(R) 231c6a0718SPierre Ossman platform with a Multimedia Card slot, say Y or M here. 241c6a0718SPierre Ossman 251c6a0718SPierre Ossman If unsure, say N. 261c6a0718SPierre Ossman 279cb15142SSrinivas Kandagatlaconfig MMC_QCOM_DML 281ac99066SSrinivas Kandagatla bool "Qualcomm Data Mover for SD Card Controller" 299cb15142SSrinivas Kandagatla depends on MMC_ARMMMCI && QCOM_BAM_DMA 309cb15142SSrinivas Kandagatla default y 319cb15142SSrinivas Kandagatla help 329cb15142SSrinivas Kandagatla This selects the Qualcomm Data Mover lite/local on SD Card controller. 339cb15142SSrinivas Kandagatla This option will enable the dma to work correctly, if you are using 349cb15142SSrinivas Kandagatla Qcom SOCs and MMC, you would probably need this option to get DMA working. 359cb15142SSrinivas Kandagatla 369cb15142SSrinivas Kandagatla if unsure, say N. 379cb15142SSrinivas Kandagatla 3846b723ddSLudovic Barreconfig MMC_STM32_SDMMC 3946b723ddSLudovic Barre bool "STMicroelectronics STM32 SDMMC Controller" 4046b723ddSLudovic Barre depends on MMC_ARMMMCI 4146b723ddSLudovic Barre default y 4246b723ddSLudovic Barre help 4346b723ddSLudovic Barre This selects the STMicroelectronics STM32 SDMMC host controller. 4446b723ddSLudovic Barre If you have a STM32 sdmmc host with internal DMA say Y here. 4546b723ddSLudovic Barre 4646b723ddSLudovic Barre If unsure, say N. 4746b723ddSLudovic Barre 481c6a0718SPierre Ossmanconfig MMC_PXA 491c6a0718SPierre Ossman tristate "Intel PXA25x/26x/27x Multimedia Card Interface support" 50790864dcSJan Engelhardt depends on ARCH_PXA 511c6a0718SPierre Ossman help 521c6a0718SPierre Ossman This selects the Intel(R) PXA(R) Multimedia card Interface. 531c6a0718SPierre Ossman If you have a PXA(R) platform with a Multimedia Card slot, 541c6a0718SPierre Ossman say Y or M here. 551c6a0718SPierre Ossman 561c6a0718SPierre Ossman If unsure, say N. 571c6a0718SPierre Ossman 581c6a0718SPierre Ossmanconfig MMC_SDHCI 5934671dc2SPierre Ossman tristate "Secure Digital Host Controller Interface support" 60b8c86fc5SPierre Ossman depends on HAS_DMA 611c6a0718SPierre Ossman help 62b8c86fc5SPierre Ossman This selects the generic Secure Digital Host Controller Interface. 631c6a0718SPierre Ossman It is used by manufacturers such as Texas Instruments(R), Ricoh(R) 641c6a0718SPierre Ossman and Toshiba(R). Most controllers found in laptops are of this type. 65b8c86fc5SPierre Ossman 66b8c86fc5SPierre Ossman If you have a controller with this interface, say Y or M here. You 67b8c86fc5SPierre Ossman also need to enable an appropriate bus interface. 68b8c86fc5SPierre Ossman 69b8c86fc5SPierre Ossman If unsure, say N. 70b8c86fc5SPierre Ossman 714e4141a5SAnton Vorontsovconfig MMC_SDHCI_IO_ACCESSORS 724e4141a5SAnton Vorontsov bool 734e4141a5SAnton Vorontsov depends on MMC_SDHCI 744e4141a5SAnton Vorontsov help 754e4141a5SAnton Vorontsov This is silent Kconfig symbol that is selected by the drivers that 764e4141a5SAnton Vorontsov need to overwrite SDHCI IO memory accessors. 774e4141a5SAnton Vorontsov 787657c3a7SAlbert Herranzconfig MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER 797657c3a7SAlbert Herranz bool 8082813b71SJean Delvare depends on MMC_SDHCI 817657c3a7SAlbert Herranz select MMC_SDHCI_IO_ACCESSORS 827657c3a7SAlbert Herranz help 837657c3a7SAlbert Herranz This option is selected by drivers running on big endian hosts 847657c3a7SAlbert Herranz and performing I/O to a SDHCI controller through a bus that 857657c3a7SAlbert Herranz implements a hardware byte swapper using a 32-bit datum. 867657c3a7SAlbert Herranz This endian mapping mode is called "data invariance" and 877657c3a7SAlbert Herranz has the effect of scrambling the addresses and formats of data 887657c3a7SAlbert Herranz accessed in sizes other than the datum size. 897657c3a7SAlbert Herranz 902ca63524Syangbo lu This is the case for the Nintendo Wii SDHCI. 917657c3a7SAlbert Herranz 92b8c86fc5SPierre Ossmanconfig MMC_SDHCI_PCI 93b8c86fc5SPierre Ossman tristate "SDHCI support on PCI bus" 94b8c86fc5SPierre Ossman depends on MMC_SDHCI && PCI 958ee82bdaSAdrian Hunter select MMC_CQHCI 960a49a619SAdrian Hunter select IOSF_MBI if X86 97e51df6ceSBen Chuang select MMC_SDHCI_IO_ACCESSORS 98b8c86fc5SPierre Ossman help 99b8c86fc5SPierre Ossman This selects the PCI Secure Digital Host Controller Interface. 100b8c86fc5SPierre Ossman Most controllers found today are PCI devices. 101b8c86fc5SPierre Ossman 1021c6a0718SPierre Ossman If you have a controller with this interface, say Y or M here. 1031c6a0718SPierre Ossman 1041c6a0718SPierre Ossman If unsure, say N. 1051c6a0718SPierre Ossman 1065ae70296SPhilip Langdaleconfig MMC_RICOH_MMC 10786147c84SKees Cook bool "Ricoh MMC Controller Disabler" 108b8c86fc5SPierre Ossman depends on MMC_SDHCI_PCI 109ba2f7325SJean Delvare default y 1105ae70296SPhilip Langdale help 11103cd8f7eSMaxim Levitsky This adds a pci quirk to disable Ricoh MMC Controller. This 1125ae70296SPhilip Langdale proprietary controller is unnecessary because the SDHCI driver 1135ae70296SPhilip Langdale supports MMC cards on the SD controller, but if it is not 1145ae70296SPhilip Langdale disabled, it will steal the MMC cards away - rendering them 11503cd8f7eSMaxim Levitsky useless. It is safe to select this even if you don't 1165ae70296SPhilip Langdale have a Ricoh based card reader. 1175ae70296SPhilip Langdale 1185ae70296SPhilip Langdale If unsure, say Y. 1195ae70296SPhilip Langdale 120c4e05037SAdrian Hunterconfig MMC_SDHCI_ACPI 121c4e05037SAdrian Hunter tristate "SDHCI support for ACPI enumerated SDHCI controllers" 122c2eda8abSSinan Kaya depends on MMC_SDHCI && ACPI && PCI 1236e1c7d61SAdrian Hunter select IOSF_MBI if X86 124c4e05037SAdrian Hunter help 125c4e05037SAdrian Hunter This selects support for ACPI enumerated SDHCI controllers, 126c4e05037SAdrian Hunter identified by ACPI Compatibility ID PNP0D40 or specific 127c4e05037SAdrian Hunter ACPI Hardware IDs. 128c4e05037SAdrian Hunter 129c4e05037SAdrian Hunter If you have a controller with this interface, say Y or M here. 130c4e05037SAdrian Hunter 131c4e05037SAdrian Hunter If unsure, say N. 132c4e05037SAdrian Hunter 133f0de8369SShawn Guoconfig MMC_SDHCI_PLTFM 134f0de8369SShawn Guo tristate "SDHCI platform and OF driver helper" 13538576af1SShawn Guo depends on MMC_SDHCI 136f0de8369SShawn Guo help 137f0de8369SShawn Guo This selects the common helper functions support for Secure Digital 138f0de8369SShawn Guo Host Controller Interface based platform and OF drivers. 139f0de8369SShawn Guo 140f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 141f0de8369SShawn Guo 142f0de8369SShawn Guo If unsure, say N. 143f0de8369SShawn Guo 144e3ec3a3dSSoren Brinkmannconfig MMC_SDHCI_OF_ARASAN 145e3ec3a3dSSoren Brinkmann tristate "SDHCI OF support for the Arasan SDHCI controllers" 146e3ec3a3dSSoren Brinkmann depends on MMC_SDHCI_PLTFM 147e3ec3a3dSSoren Brinkmann depends on OF 148c390f211SDouglas Anderson depends on COMMON_CLK 14984362d79SShawn Lin select MMC_CQHCI 150e3ec3a3dSSoren Brinkmann help 151e3ec3a3dSSoren Brinkmann This selects the Arasan Secure Digital Host Controller Interface 152e3ec3a3dSSoren Brinkmann (SDHCI). This hardware is found e.g. in Xilinx' Zynq SoC. 153e3ec3a3dSSoren Brinkmann 154e3ec3a3dSSoren Brinkmann If you have a controller with this interface, say Y or M here. 155e3ec3a3dSSoren Brinkmann 156e3ec3a3dSSoren Brinkmann If unsure, say N. 157e3ec3a3dSSoren Brinkmann 158bb7b8ec6SAndrew Jefferyconfig MMC_SDHCI_OF_ASPEED 159bb7b8ec6SAndrew Jeffery tristate "SDHCI OF support for the ASPEED SDHCI controller" 160bb7b8ec6SAndrew Jeffery depends on MMC_SDHCI_PLTFM 16172976643SAndrew Jeffery depends on OF && OF_ADDRESS 16296790622SIvan Mikhaylov select MMC_SDHCI_IO_ACCESSORS 163bb7b8ec6SAndrew Jeffery help 164bb7b8ec6SAndrew Jeffery This selects the ASPEED Secure Digital Host Controller Interface. 165bb7b8ec6SAndrew Jeffery 166bb7b8ec6SAndrew Jeffery If you have a controller with this interface, say Y or M here. You 167bb7b8ec6SAndrew Jeffery also need to enable an appropriate bus interface. 168bb7b8ec6SAndrew Jeffery 169bb7b8ec6SAndrew Jeffery If unsure, say N. 170bb7b8ec6SAndrew Jeffery 171bb5f8ea4Sludovic.desroches@atmel.comconfig MMC_SDHCI_OF_AT91 172bb5f8ea4Sludovic.desroches@atmel.com tristate "SDHCI OF support for the Atmel SDMMC controller" 173bb5f8ea4Sludovic.desroches@atmel.com depends on MMC_SDHCI_PLTFM 174bb5f8ea4Sludovic.desroches@atmel.com depends on OF 175bb5f8ea4Sludovic.desroches@atmel.com help 176bb5f8ea4Sludovic.desroches@atmel.com This selects the Atmel SDMMC driver 177bb5f8ea4Sludovic.desroches@atmel.com 178f0de8369SShawn Guoconfig MMC_SDHCI_OF_ESDHC 179f0de8369SShawn Guo tristate "SDHCI OF support for the Freescale eSDHC controller" 180f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 1812ca63524Syangbo lu depends on PPC || ARCH_MXC || ARCH_LAYERSCAPE 1822ca63524Syangbo lu select MMC_SDHCI_IO_ACCESSORS 183151ede40Syangbo lu select FSL_GUTS 1847657c3a7SAlbert Herranz help 1857657c3a7SAlbert Herranz This selects the Freescale eSDHC controller support. 1863085e9c1SAnton Vorontsov 187f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 188f0de8369SShawn Guo 1893085e9c1SAnton Vorontsov If unsure, say N. 1903085e9c1SAnton Vorontsov 1911144ab5dSAlbert Herranzconfig MMC_SDHCI_OF_HLWD 192f0de8369SShawn Guo tristate "SDHCI OF support for the Nintendo Wii SDHCI controllers" 193f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 1945f2e097cSKevin Hao depends on PPC 1951144ab5dSAlbert Herranz select MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER 1961144ab5dSAlbert Herranz help 1971144ab5dSAlbert Herranz This selects the Secure Digital Host Controller Interface (SDHCI) 1981144ab5dSAlbert Herranz found in the "Hollywood" chipset of the Nintendo Wii video game 1991144ab5dSAlbert Herranz console. 2001144ab5dSAlbert Herranz 201f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 202f0de8369SShawn Guo 2031144ab5dSAlbert Herranz If unsure, say N. 2041144ab5dSAlbert Herranz 205e438cf49SJisheng Zhangconfig MMC_SDHCI_OF_DWCMSHC 206e438cf49SJisheng Zhang tristate "SDHCI OF support for the Synopsys DWC MSHC" 207e438cf49SJisheng Zhang depends on MMC_SDHCI_PLTFM 208e438cf49SJisheng Zhang depends on OF 209e438cf49SJisheng Zhang depends on COMMON_CLK 210e438cf49SJisheng Zhang help 211e438cf49SJisheng Zhang This selects Synopsys DesignWare Cores Mobile Storage Controller 212e438cf49SJisheng Zhang support. 213e438cf49SJisheng Zhang If you have a controller with this interface, say Y or M here. 214e438cf49SJisheng Zhang If unsure, say N. 215e438cf49SJisheng Zhang 216ff6af28fSMasahiro Yamadaconfig MMC_SDHCI_CADENCE 217ff6af28fSMasahiro Yamada tristate "SDHCI support for the Cadence SD/SDIO/eMMC controller" 218ff6af28fSMasahiro Yamada depends on MMC_SDHCI_PLTFM 219ff6af28fSMasahiro Yamada depends on OF 220ff6af28fSMasahiro Yamada help 221ff6af28fSMasahiro Yamada This selects the Cadence SD/SDIO/eMMC driver. 222ff6af28fSMasahiro Yamada 223ff6af28fSMasahiro Yamada If you have a controller with this interface, say Y or M here. 224ff6af28fSMasahiro Yamada 225ff6af28fSMasahiro Yamada If unsure, say N. 226ff6af28fSMasahiro Yamada 22720b1597bSAnton Vorontsovconfig MMC_SDHCI_CNS3XXX 22885d6509dSShawn Guo tristate "SDHCI support on the Cavium Networks CNS3xxx SoC" 22920b1597bSAnton Vorontsov depends on ARCH_CNS3XXX 230f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 23120b1597bSAnton Vorontsov help 23220b1597bSAnton Vorontsov This selects the SDHCI support for CNS3xxx System-on-Chip devices. 23320b1597bSAnton Vorontsov 234f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 235f0de8369SShawn Guo 23620b1597bSAnton Vorontsov If unsure, say N. 23720b1597bSAnton Vorontsov 23895f25efeSWolfram Sangconfig MMC_SDHCI_ESDHC_IMX 23995a2482aSShawn Guo tristate "SDHCI support for the Freescale eSDHC/uSDHC i.MX controller" 2402b795518SSascha Hauer depends on ARCH_MXC 241f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 24295f25efeSWolfram Sang select MMC_SDHCI_IO_ACCESSORS 243bb6e3581SBOUGH CHEN select MMC_CQHCI 24495f25efeSWolfram Sang help 24595a2482aSShawn Guo This selects the Freescale eSDHC/uSDHC controller support 24695a2482aSShawn Guo found on i.MX25, i.MX35 i.MX5x and i.MX6x. 24795f25efeSWolfram Sang 248f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 249f0de8369SShawn Guo 25095f25efeSWolfram Sang If unsure, say N. 25195f25efeSWolfram Sang 252985b1aa0SMike Rapoportconfig MMC_SDHCI_DOVE 25385d6509dSShawn Guo tristate "SDHCI support on Marvell's Dove SoC" 254ec4422acSSebastian Hesselbarth depends on ARCH_DOVE || MACH_DOVE 255f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 256985b1aa0SMike Rapoport select MMC_SDHCI_IO_ACCESSORS 257985b1aa0SMike Rapoport help 258985b1aa0SMike Rapoport This selects the Secure Digital Host Controller Interface in 259985b1aa0SMike Rapoport Marvell's Dove SoC. 260985b1aa0SMike Rapoport 261f0de8369SShawn Guo If you have a controller with this interface, say Y or M here. 262f0de8369SShawn Guo 263985b1aa0SMike Rapoport If unsure, say N. 264985b1aa0SMike Rapoport 26503d2bfc8SOlof Johanssonconfig MMC_SDHCI_TEGRA 26685d6509dSShawn Guo tristate "SDHCI platform support for the Tegra SD/MMC Controller" 26785d6509dSShawn Guo depends on ARCH_TEGRA 268f0de8369SShawn Guo depends on MMC_SDHCI_PLTFM 26903d2bfc8SOlof Johansson select MMC_SDHCI_IO_ACCESSORS 2703c4019f9SSowjanya Komatineni select MMC_CQHCI 27103d2bfc8SOlof Johansson help 27203d2bfc8SOlof Johansson This selects the Tegra SD/MMC controller. If you have a Tegra 27303d2bfc8SOlof Johansson platform with SD or MMC devices, say Y or M here. 27403d2bfc8SOlof Johansson 27503d2bfc8SOlof Johansson If unsure, say N. 27603d2bfc8SOlof Johansson 2770d1bb41aSBen Dooksconfig MMC_SDHCI_S3C 2780d1bb41aSBen Dooks tristate "SDHCI support on Samsung S3C SoC" 279930a6f70SKyungmin Park depends on MMC_SDHCI && PLAT_SAMSUNG 2800d1bb41aSBen Dooks help 2810d1bb41aSBen Dooks This selects the Secure Digital Host Controller Interface (SDHCI) 2820d1bb41aSBen Dooks often referrered to as the HSMMC block in some of the Samsung S3C 2830d1bb41aSBen Dooks range of SoC. 2840d1bb41aSBen Dooks 2850d1bb41aSBen Dooks If you have a controller with this interface, say Y or M here. 2860d1bb41aSBen Dooks 2870d1bb41aSBen Dooks If unsure, say N. 2880d1bb41aSBen Dooks 289b3b665b0SBarry Songconfig MMC_SDHCI_SIRF 290b3b665b0SBarry Song tristate "SDHCI support on CSR SiRFprimaII and SiRFmarco SoCs" 291b3b665b0SBarry Song depends on ARCH_SIRF 292b3b665b0SBarry Song depends on MMC_SDHCI_PLTFM 293a1b0b977SWeijun Yang select MMC_SDHCI_IO_ACCESSORS 294b3b665b0SBarry Song help 295b3b665b0SBarry Song This selects the SDHCI support for SiRF System-on-Chip devices. 296b3b665b0SBarry Song 297b3b665b0SBarry Song If you have a controller with this interface, say Y or M here. 298b3b665b0SBarry Song 299b3b665b0SBarry Song If unsure, say N. 300b3b665b0SBarry Song 301a702c8abSZhangfei Gaoconfig MMC_SDHCI_PXAV3 302a702c8abSZhangfei Gao tristate "Marvell MMP2 SD Host Controller support (PXAV3)" 303a702c8abSZhangfei Gao depends on CLKDEV_LOOKUP 3045d01b768SArnd Bergmann depends on MMC_SDHCI_PLTFM 305daa3054fSJean Delvare depends on ARCH_BERLIN || ARCH_MMP || ARCH_MVEBU || COMPILE_TEST 306a702c8abSZhangfei Gao default CPU_MMP2 307a702c8abSZhangfei Gao help 308a702c8abSZhangfei Gao This selects the Marvell(R) PXAV3 SD Host Controller. 309a702c8abSZhangfei Gao If you have a MMP2 platform with SD Host Controller 310a702c8abSZhangfei Gao and a card slot, say Y or M here. 311a702c8abSZhangfei Gao 312a702c8abSZhangfei Gao If unsure, say N. 313a702c8abSZhangfei Gao 3149f5d71e4SZhangfei Gaoconfig MMC_SDHCI_PXAV2 3159f5d71e4SZhangfei Gao tristate "Marvell PXA9XX SD Host Controller support (PXAV2)" 3169f5d71e4SZhangfei Gao depends on CLKDEV_LOOKUP 3175d01b768SArnd Bergmann depends on MMC_SDHCI_PLTFM 3188a8735ebSJean Delvare depends on ARCH_MMP || COMPILE_TEST 3199f5d71e4SZhangfei Gao default CPU_PXA910 3209f5d71e4SZhangfei Gao help 3219f5d71e4SZhangfei Gao This selects the Marvell(R) PXAV2 SD Host Controller. 3229f5d71e4SZhangfei Gao If you have a PXA9XX platform with SD Host Controller 3239f5d71e4SZhangfei Gao and a card slot, say Y or M here. 3249f5d71e4SZhangfei Gao 3259f5d71e4SZhangfei Gao If unsure, say N. 3269f5d71e4SZhangfei Gao 327c63b3cbaSViresh KUMARconfig MMC_SDHCI_SPEAR 328c63b3cbaSViresh KUMAR tristate "SDHCI support on ST SPEAr platform" 329c63b3cbaSViresh KUMAR depends on MMC_SDHCI && PLAT_SPEAR 330bbd7f0a2SUlf Hansson depends on OF 331c63b3cbaSViresh KUMAR help 332c63b3cbaSViresh KUMAR This selects the Secure Digital Host Controller Interface (SDHCI) 333c63b3cbaSViresh KUMAR often referrered to as the HSMMC block in some of the ST SPEAR range 334c63b3cbaSViresh KUMAR of SoC 335c63b3cbaSViresh KUMAR 336c63b3cbaSViresh KUMAR If you have a controller with this interface, say Y or M here. 337c63b3cbaSViresh KUMAR 338c63b3cbaSViresh KUMAR If unsure, say N. 339c63b3cbaSViresh KUMAR 3400d1bb41aSBen Dooksconfig MMC_SDHCI_S3C_DMA 3410d1bb41aSBen Dooks bool "DMA support on S3C SDHCI" 34286147c84SKees Cook depends on MMC_SDHCI_S3C 3430d1bb41aSBen Dooks help 3440d1bb41aSBen Dooks Enable DMA support on the Samsung S3C SDHCI glue. The DMA 3450d1bb41aSBen Dooks has proved to be problematic if the controller encounters 3460d1bb41aSBen Dooks certain errors, and thus should be treated with care. 3470d1bb41aSBen Dooks 3480d1bb41aSBen Dooks YMMV. 3490d1bb41aSBen Dooks 35001ebea1bSChristian Daudtconfig MMC_SDHCI_BCM_KONA 35101ebea1bSChristian Daudt tristate "SDHCI support on Broadcom KONA platform" 352fc2bd2e4SChristian Daudt depends on ARCH_BCM_MOBILE 3535d01b768SArnd Bergmann depends on MMC_SDHCI_PLTFM 35401ebea1bSChristian Daudt help 35501ebea1bSChristian Daudt This selects the Broadcom Kona Secure Digital Host Controller 35601ebea1bSChristian Daudt Interface(SDHCI) support. 35701ebea1bSChristian Daudt This is used in Broadcom mobile SoCs. 35801ebea1bSChristian Daudt 35901ebea1bSChristian Daudt If you have a controller with this interface, say Y or M here. 36001ebea1bSChristian Daudt 36187a50745SVincent Yangconfig MMC_SDHCI_F_SDH30 36287a50745SVincent Yang tristate "SDHCI support for Fujitsu Semiconductor F_SDH30" 36387a50745SVincent Yang depends on MMC_SDHCI_PLTFM 36490e1d8ccSArd Biesheuvel depends on OF || ACPI 36587a50745SVincent Yang help 36687a50745SVincent Yang This selects the Secure Digital Host Controller Interface (SDHCI) 36787a50745SVincent Yang Needed by some Fujitsu SoC for MMC / SD / SDIO support. 36887a50745SVincent Yang If you have a controller with this interface, say Y or M here. 36987a50745SVincent Yang 37087a50745SVincent Yang If unsure, say N. 37187a50745SVincent Yang 372dd79b7e3STakao Oritoconfig MMC_SDHCI_MILBEAUT 373dd79b7e3STakao Orito tristate "SDHCI support for Socionext Milbeaut Serieas using F_SDH30" 374dd79b7e3STakao Orito depends on MMC_SDHCI_PLTFM 375dd79b7e3STakao Orito depends on OF 376dd79b7e3STakao Orito help 377dd79b7e3STakao Orito This selects the Secure Digital Host Controller Interface (SDHCI) 378dd79b7e3STakao Orito Needed by Milbeaut SoC for MMC / SD / SDIO support. 379dd79b7e3STakao Orito If you have a controller with this interface, say Y or M here. 380dd79b7e3STakao Orito 381dd79b7e3STakao Orito If unsure, say N. 382dd79b7e3STakao Orito 383b580c52dSScott Brandenconfig MMC_SDHCI_IPROC 38477cb7d3aSStefan Wahren tristate "SDHCI support for the BCM2835 & iProc SD/MMC Controller" 38577cb7d3aSStefan Wahren depends on ARCH_BCM2835 || ARCH_BCM_IPROC || COMPILE_TEST 386b580c52dSScott Branden depends on MMC_SDHCI_PLTFM 3877c7ba433SSrinath Mannam depends on OF || ACPI 388b580c52dSScott Branden default ARCH_BCM_IPROC 389b580c52dSScott Branden select MMC_SDHCI_IO_ACCESSORS 390b580c52dSScott Branden help 391b580c52dSScott Branden This selects the iProc SD/MMC controller. 392b580c52dSScott Branden 39377cb7d3aSStefan Wahren If you have a BCM2835 or IPROC platform with SD or MMC devices, 394b580c52dSScott Branden say Y or M here. 395b580c52dSScott Branden 396b580c52dSScott Branden If unsure, say N. 397b580c52dSScott Branden 39851c5d844SKevin Hilmanconfig MMC_MESON_GX 399e79dc1b4SNan Li tristate "Amlogic S905/GX*/AXG SD/MMC Host Controller support" 40051c5d844SKevin Hilman depends on ARCH_MESON && MMC 40151c5d844SKevin Hilman help 40251c5d844SKevin Hilman This selects support for the Amlogic SD/MMC Host Controller 403e79dc1b4SNan Li found on the S905/GX*/AXG family of SoCs. This controller is 40451c5d844SKevin Hilman MMC 5.1 compliant and supports SD, eMMC and SDIO interfaces. 40551c5d844SKevin Hilman 40651c5d844SKevin Hilman If you have a controller with this interface, say Y here. 40751c5d844SKevin Hilman 408ed80a13bSCarlo Caioneconfig MMC_MESON_MX_SDIO 409ed80a13bSCarlo Caione tristate "Amlogic Meson6/Meson8/Meson8b SD/MMC Host Controller support" 410ed80a13bSCarlo Caione depends on ARCH_MESON || COMPILE_TEST 411ed80a13bSCarlo Caione depends on COMMON_CLK 412ed80a13bSCarlo Caione depends on OF 413ed80a13bSCarlo Caione help 414ed80a13bSCarlo Caione This selects support for the SD/MMC Host Controller on 415ed80a13bSCarlo Caione Amlogic Meson6, Meson8 and Meson8b SoCs. 416ed80a13bSCarlo Caione 417ed80a13bSCarlo Caione If you have a controller with this interface, say Y or M here. 418ed80a13bSCarlo Caione If unsure, say N. 419ed80a13bSCarlo Caione 4201b66e94eSJonas Jensenconfig MMC_MOXART 4211b66e94eSJonas Jensen tristate "MOXART SD/MMC Host Controller support" 4221b66e94eSJonas Jensen depends on ARCH_MOXART && MMC 4231b66e94eSJonas Jensen help 4241b66e94eSJonas Jensen This selects support for the MOXART SD/MMC Host Controller. 4251b66e94eSJonas Jensen MOXA provides one multi-functional card reader which can 4261b66e94eSJonas Jensen be found on some embedded hardware such as UC-7112-LX. 4271b66e94eSJonas Jensen If you have a controller with this interface, say Y here. 4281b66e94eSJonas Jensen 429f52d9c4fSPeter Griffinconfig MMC_SDHCI_ST 430f52d9c4fSPeter Griffin tristate "SDHCI support on STMicroelectronics SoC" 4312feada5bSIvan Mikhaylov depends on ARCH_STI || FSP2 432f52d9c4fSPeter Griffin depends on MMC_SDHCI_PLTFM 433f52d9c4fSPeter Griffin select MMC_SDHCI_IO_ACCESSORS 434f52d9c4fSPeter Griffin help 435f52d9c4fSPeter Griffin This selects the Secure Digital Host Controller Interface in 436f52d9c4fSPeter Griffin STMicroelectronics SoCs. 437f52d9c4fSPeter Griffin 438f52d9c4fSPeter Griffin If you have a controller with this interface, say Y or M here. 439f52d9c4fSPeter Griffin If unsure, say N. 440f52d9c4fSPeter Griffin 4411c6a0718SPierre Ossmanconfig MMC_OMAP 4421c6a0718SPierre Ossman tristate "TI OMAP Multimedia Card Interface support" 443790864dcSJan Engelhardt depends on ARCH_OMAP 44460a549fcSArnd Bergmann depends on TPS65010 || !MACH_OMAP_H2 4451c6a0718SPierre Ossman help 4461c6a0718SPierre Ossman This selects the TI OMAP Multimedia card Interface. 4471c6a0718SPierre Ossman If you have an OMAP board with a Multimedia Card slot, 4481c6a0718SPierre Ossman say Y or M here. 4491c6a0718SPierre Ossman 4501c6a0718SPierre Ossman If unsure, say N. 4511c6a0718SPierre Ossman 452a45c6cb8SMadhusudhan Chikkatureconfig MMC_OMAP_HS 453a45c6cb8SMadhusudhan Chikkature tristate "TI OMAP High Speed Multimedia Card Interface support" 454a7cedab6SLokesh Vutla depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || COMPILE_TEST 455a45c6cb8SMadhusudhan Chikkature help 456a45c6cb8SMadhusudhan Chikkature This selects the TI OMAP High Speed Multimedia card Interface. 457bcf24e1dSAmarinder Bindra If you have an omap2plus board with a Multimedia Card slot, 458bcf24e1dSAmarinder Bindra say Y or M here. 459a45c6cb8SMadhusudhan Chikkature 460a45c6cb8SMadhusudhan Chikkature If unsure, say N. 461a45c6cb8SMadhusudhan Chikkature 4621c6a0718SPierre Ossmanconfig MMC_WBSD 4631c6a0718SPierre Ossman tristate "Winbond W83L51xD SD/MMC Card Interface support" 464790864dcSJan Engelhardt depends on ISA_DMA_API 4651c6a0718SPierre Ossman help 4661c6a0718SPierre Ossman This selects the Winbond(R) W83L51xD Secure digital and 4671c6a0718SPierre Ossman Multimedia card Interface. 4681c6a0718SPierre Ossman If you have a machine with a integrated W83L518D or W83L519D 4691c6a0718SPierre Ossman SD/MMC card reader, say Y or M here. 4701c6a0718SPierre Ossman 4711c6a0718SPierre Ossman If unsure, say N. 4721c6a0718SPierre Ossman 473c5413ad8SOleksij Rempelconfig MMC_ALCOR 474c5413ad8SOleksij Rempel tristate "Alcor Micro/Alcor Link SD/MMC controller" 475c5413ad8SOleksij Rempel depends on MISC_ALCOR_PCI 476c5413ad8SOleksij Rempel help 477c5413ad8SOleksij Rempel Say Y here to include driver code to support SD/MMC card interface 478c5413ad8SOleksij Rempel of Alcor Micro PCI-E card reader 479c5413ad8SOleksij Rempel 4801c6a0718SPierre Ossmanconfig MMC_AU1X 4811c6a0718SPierre Ossman tristate "Alchemy AU1XX0 MMC Card Interface support" 48237663860SManuel Lauss depends on MIPS_ALCHEMY 4831c6a0718SPierre Ossman help 4841c6a0718SPierre Ossman This selects the AMD Alchemy(R) Multimedia card interface. 4851c6a0718SPierre Ossman If you have a Alchemy platform with a MMC slot, say Y or M here. 4861c6a0718SPierre Ossman 4871c6a0718SPierre Ossman If unsure, say N. 4881c6a0718SPierre Ossman 4897d2be074SHaavard Skinnemoenconfig MMC_ATMELMCI 490d6a20debSLudovic Desroches tristate "Atmel SD/MMC Driver (Multimedia Card Interface)" 491ef4b160fSAndy Shevchenko depends on ARCH_AT91 4927d2be074SHaavard Skinnemoen help 493ef4b160fSAndy Shevchenko This selects the Atmel Multimedia Card Interface driver. 494ef4b160fSAndy Shevchenko If you have an AT91 platform with a Multimedia Card slot, 495ef4b160fSAndy Shevchenko say Y or M here. 4967d2be074SHaavard Skinnemoen 4977d2be074SHaavard Skinnemoen If unsure, say N. 4987d2be074SHaavard Skinnemoen 4990eb0d9f4SGeorgi Djakovconfig MMC_SDHCI_MSM 5000eb0d9f4SGeorgi Djakov tristate "Qualcomm SDHCI Controller Support" 5016096d7a8SGeorgi Djakov depends on ARCH_QCOM || (ARM && COMPILE_TEST) 5020eb0d9f4SGeorgi Djakov depends on MMC_SDHCI_PLTFM 50399d570daSVijay Viswanath select MMC_SDHCI_IO_ACCESSORS 50487a8df0dSRitesh Harjani select MMC_CQHCI 5050eb0d9f4SGeorgi Djakov help 5060eb0d9f4SGeorgi Djakov This selects the Secure Digital Host Controller Interface (SDHCI) 5070eb0d9f4SGeorgi Djakov support present in Qualcomm SOCs. The controller supports 5080eb0d9f4SGeorgi Djakov SD/MMC/SDIO devices. 5090eb0d9f4SGeorgi Djakov 5100eb0d9f4SGeorgi Djakov If you have a controller with this interface, say Y or M here. 5110eb0d9f4SGeorgi Djakov 5120eb0d9f4SGeorgi Djakov If unsure, say N. 5130eb0d9f4SGeorgi Djakov 514d96be879SSascha Hauerconfig MMC_MXC 515c7ceab02SAnatolij Gustschin tristate "Freescale i.MX21/27/31 or MPC512x Multimedia Card support" 516c7ceab02SAnatolij Gustschin depends on ARCH_MXC || PPC_MPC512x 517d96be879SSascha Hauer help 518c7ceab02SAnatolij Gustschin This selects the Freescale i.MX21, i.MX27, i.MX31 or MPC512x 519c7ceab02SAnatolij Gustschin Multimedia Card Interface. If you have an i.MX or MPC512x platform 520c7ceab02SAnatolij Gustschin with a Multimedia Card slot, say Y or M here. 521d96be879SSascha Hauer 522d96be879SSascha Hauer If unsure, say N. 523d96be879SSascha Hauer 524e4243f13SShawn Guoconfig MMC_MXS 525e4243f13SShawn Guo tristate "Freescale MXS Multimedia Card Interface support" 526e4243f13SShawn Guo depends on ARCH_MXS && MXS_DMA 527e4243f13SShawn Guo help 528e4243f13SShawn Guo This selects the Freescale SSP MMC controller found on MXS based 529e4243f13SShawn Guo platforms like mx23/28. 530e4243f13SShawn Guo 531e4243f13SShawn Guo If unsure, say N. 532e4243f13SShawn Guo 5331c6a0718SPierre Ossmanconfig MMC_TIFM_SD 53486147c84SKees Cook tristate "TI Flash Media MMC/SD Interface support" 53586147c84SKees Cook depends on PCI 5361c6a0718SPierre Ossman select TIFM_CORE 5371c6a0718SPierre Ossman help 5381c6a0718SPierre Ossman Say Y here if you want to be able to access MMC/SD cards with 5391c6a0718SPierre Ossman the Texas Instruments(R) Flash Media card reader, found in many 5401c6a0718SPierre Ossman laptops. 5411c6a0718SPierre Ossman This option 'selects' (turns on, enables) 'TIFM_CORE', but you 5421c6a0718SPierre Ossman probably also need appropriate card reader host adapter, such as 5431c6a0718SPierre Ossman 'Misc devices: TI Flash Media PCI74xx/PCI76xx host adapter support 5441c6a0718SPierre Ossman (TIFM_7XX1)'. 5451c6a0718SPierre Ossman 5461c6a0718SPierre Ossman To compile this driver as a module, choose M here: the 5471c6a0718SPierre Ossman module will be called tifm_sd. 5481c6a0718SPierre Ossman 549236caa7cSMaen Suleimanconfig MMC_MVSDIO 550236caa7cSMaen Suleiman tristate "Marvell MMC/SD/SDIO host driver" 551236caa7cSMaen Suleiman depends on PLAT_ORION 55217da6783SLinus Walleij depends on OF 553236caa7cSMaen Suleiman ---help--- 554236caa7cSMaen Suleiman This selects the Marvell SDIO host driver. 555236caa7cSMaen Suleiman SDIO may currently be found on the Kirkwood 88F6281 and 88F6192 556236caa7cSMaen Suleiman SoC controllers. 557236caa7cSMaen Suleiman 558236caa7cSMaen Suleiman To compile this driver as a module, choose M here: the 559236caa7cSMaen Suleiman module will be called mvsdio. 560236caa7cSMaen Suleiman 561b4cff454SVipin Bhandariconfig MMC_DAVINCI 562b4cff454SVipin Bhandari tristate "TI DAVINCI Multimedia Card Interface support" 563b4cff454SVipin Bhandari depends on ARCH_DAVINCI 564b4cff454SVipin Bhandari help 565b4cff454SVipin Bhandari This selects the TI DAVINCI Multimedia card Interface. 566b4cff454SVipin Bhandari If you have an DAVINCI board with a Multimedia Card slot, 567b4cff454SVipin Bhandari say Y or M here. If unsure, say N. 568b4cff454SVipin Bhandari 56985c34d2eSMike Lockwoodconfig MMC_GOLDFISH 57085c34d2eSMike Lockwood tristate "goldfish qemu Multimedia Card Interface support" 5717f8a9a7eSLuis de Bethencourt depends on GOLDFISH || COMPILE_TEST 57285c34d2eSMike Lockwood help 57385c34d2eSMike Lockwood This selects the Goldfish Multimedia card Interface emulation 57485c34d2eSMike Lockwood found on the Goldfish Android virtual device emulation. 57585c34d2eSMike Lockwood 57615a0580cSDavid Brownellconfig MMC_SPI 57757105737SPierre Ossman tristate "MMC/SD/SDIO over SPI" 578e176c255SIan Molton depends on SPI_MASTER && HAS_DMA 57915a0580cSDavid Brownell select CRC7 58015a0580cSDavid Brownell select CRC_ITU_T 58115a0580cSDavid Brownell help 582692105b8SMatt LaPlante Some systems access MMC/SD/SDIO cards using a SPI controller 58357105737SPierre Ossman instead of using a "native" MMC/SD/SDIO controller. This has a 58457105737SPierre Ossman disadvantage of being relatively high overhead, but a compensating 58557105737SPierre Ossman advantage of working on many systems without dedicated MMC/SD/SDIO 58657105737SPierre Ossman controllers. 58715a0580cSDavid Brownell 58815a0580cSDavid Brownell If unsure, or if your system has no SPI master driver, say N. 58915a0580cSDavid Brownell 590be518018SThomas Kleffelconfig MMC_S3C 591be518018SThomas Kleffel tristate "Samsung S3C SD/MMC Card Interface support" 592b130d5c2SKukjin Kim depends on ARCH_S3C24XX 593b45e4b50SVasily Khoruzhick depends on S3C24XX_DMAC 594be518018SThomas Kleffel help 595be518018SThomas Kleffel This selects a driver for the MCI interface found in 596be518018SThomas Kleffel Samsung's S3C2410, S3C2412, S3C2440, S3C2442 CPUs. 597be518018SThomas Kleffel If you have a board based on one of those and a MMC/SD 598be518018SThomas Kleffel slot, say Y or M here. 599be518018SThomas Kleffel 600be518018SThomas Kleffel If unsure, say N. 601be518018SThomas Kleffel 6025a2c4fe0SBen Dooksconfig MMC_S3C_HW_SDIO_IRQ 6035a2c4fe0SBen Dooks bool "Hardware support for SDIO IRQ" 6045a2c4fe0SBen Dooks depends on MMC_S3C 6055a2c4fe0SBen Dooks help 6065a2c4fe0SBen Dooks Enable the hardware support for SDIO interrupts instead of using 6075a2c4fe0SBen Dooks the generic polling code. 6085a2c4fe0SBen Dooks 60926f14947SBen Dookschoice 61026f14947SBen Dooks prompt "Samsung S3C SD/MMC transfer code" 61126f14947SBen Dooks depends on MMC_S3C 61226f14947SBen Dooks 61326f14947SBen Dooksconfig MMC_S3C_PIO 61426f14947SBen Dooks bool "Use PIO transfers only" 61526f14947SBen Dooks help 61626f14947SBen Dooks Use PIO to transfer data between memory and the hardware. 61726f14947SBen Dooks 61826f14947SBen Dooks PIO is slower than DMA as it requires CPU instructions to 61926f14947SBen Dooks move the data. This has been the traditional default for 62026f14947SBen Dooks the S3C MCI driver. 62126f14947SBen Dooks 62226f14947SBen Dooksconfig MMC_S3C_DMA 62386147c84SKees Cook bool "Use DMA transfers only" 62426f14947SBen Dooks help 62526f14947SBen Dooks Use DMA to transfer data between memory and the hardare. 62626f14947SBen Dooks 62726f14947SBen Dooks Currently, the DMA support in this driver seems to not be 62826f14947SBen Dooks working properly and needs to be debugged before this 62926f14947SBen Dooks option is useful. 63026f14947SBen Dooks 63126f14947SBen Dooksendchoice 63226f14947SBen Dooks 6336a36913aSSascha Sommerconfig MMC_SDRICOH_CS 63486147c84SKees Cook tristate "MMC/SD driver for Ricoh Bay1Controllers" 63586147c84SKees Cook depends on PCI && PCMCIA 6366a36913aSSascha Sommer help 6376a36913aSSascha Sommer Say Y here if your Notebook reports a Ricoh Bay1Controller PCMCIA 6386a36913aSSascha Sommer card whenever you insert a MMC or SD card into the card slot. 6396a36913aSSascha Sommer 6406a36913aSSascha Sommer To compile this driver as a module, choose M here: the 6416a36913aSSascha Sommer module will be called sdricoh_cs. 6426a36913aSSascha Sommer 643fb8bd90fSChunyan Zhangconfig MMC_SDHCI_SPRD 644fb8bd90fSChunyan Zhang tristate "Spreadtrum SDIO host Controller" 645fb8bd90fSChunyan Zhang depends on ARCH_SPRD 646fb8bd90fSChunyan Zhang depends on MMC_SDHCI_PLTFM 647fb8bd90fSChunyan Zhang select MMC_SDHCI_IO_ACCESSORS 648f4498549SBaolin Wang select MMC_HSQ 649fb8bd90fSChunyan Zhang help 650fb8bd90fSChunyan Zhang This selects the SDIO Host Controller in Spreadtrum 651fb8bd90fSChunyan Zhang SoCs, this driver supports R11(IP version: R11P0). 652fb8bd90fSChunyan Zhang 653fb8bd90fSChunyan Zhang If you have a controller with this interface, say Y or M here. 654fb8bd90fSChunyan Zhang 655fb8bd90fSChunyan Zhang If unsure, say N. 656fb8bd90fSChunyan Zhang 657b6147490SGuennadi Liakhovetskiconfig MMC_TMIO_CORE 658b6147490SGuennadi Liakhovetski tristate 659b6147490SGuennadi Liakhovetski 6604a48998fSIan Moltonconfig MMC_TMIO 6614a48998fSIan Molton tristate "Toshiba Mobile IO Controller (TMIO) MMC/SD function support" 66242051e8aSGuennadi Liakhovetski depends on MFD_TMIO || MFD_ASIC3 663b6147490SGuennadi Liakhovetski select MMC_TMIO_CORE 6644a48998fSIan Molton help 6654a48998fSIan Molton This provides support for the SD/MMC cell found in TC6393XB, 666e6f2c7adSPhilipp Zabel T7L66XB and also HTC ASIC3 6675f5bac82SMichał Mirosław 66842051e8aSGuennadi Liakhovetskiconfig MMC_SDHI 669b5b6a5f4SSimon Horman tristate "Renesas SDHI SD/SDIO controller support" 67049312c1fSSimon Horman depends on SUPERH || ARCH_RENESAS || COMPILE_TEST 67142051e8aSGuennadi Liakhovetski select MMC_TMIO_CORE 67242051e8aSGuennadi Liakhovetski help 67342051e8aSGuennadi Liakhovetski This provides support for the SDHI SD/SDIO controller found in 674b5b6a5f4SSimon Horman Renesas SuperH, ARM and ARM64 based SoCs 67542051e8aSGuennadi Liakhovetski 6762a68ea78SSimon Hormanconfig MMC_SDHI_SYS_DMAC 6772a68ea78SSimon Horman tristate "DMA for SDHI SD/SDIO controllers using SYS-DMAC" 6781d6efe08SGeert Uytterhoeven depends on MMC_SDHI 679c813e10aSMasahiro Yamada default MMC_SDHI if (SUPERH || ARM) 6802a68ea78SSimon Horman help 6812a68ea78SSimon Horman This provides DMA support for SDHI SD/SDIO controllers 6822a68ea78SSimon Horman using SYS-DMAC via DMA Engine. This supports the controllers 6832a68ea78SSimon Horman found in SuperH and Renesas ARM based SoCs. 6842a68ea78SSimon Horman 6852a68ea78SSimon Hormanconfig MMC_SDHI_INTERNAL_DMAC 6862a68ea78SSimon Horman tristate "DMA for SDHI SD/SDIO controllers using on-chip bus mastering" 6879706b472SChris Brandt depends on ARM64 || ARCH_R7S9210 || ARCH_R8A77470 || COMPILE_TEST 6881d6efe08SGeert Uytterhoeven depends on MMC_SDHI 6899706b472SChris Brandt default MMC_SDHI if (ARM64 || ARCH_R7S9210 || ARCH_R8A77470) 6902a68ea78SSimon Horman help 6912a68ea78SSimon Horman This provides DMA support for SDHI SD/SDIO controllers 6922a68ea78SSimon Horman using on-chip bus mastering. This supports the controllers 6939706b472SChris Brandt found in arm64 based SoCs. This controller is also found in 6949706b472SChris Brandt some RZ family SoCs. 6952a68ea78SSimon Horman 6963fd784f7SMasahiro Yamadaconfig MMC_UNIPHIER 6973fd784f7SMasahiro Yamada tristate "UniPhier SD/eMMC Host Controller support" 6983fd784f7SMasahiro Yamada depends on ARCH_UNIPHIER || COMPILE_TEST 6993fd784f7SMasahiro Yamada depends on OF 7003fd784f7SMasahiro Yamada select MMC_TMIO_CORE 7013fd784f7SMasahiro Yamada help 7023fd784f7SMasahiro Yamada This provides support for the SD/eMMC controller found in 7033fd784f7SMasahiro Yamada UniPhier SoCs. The eMMC variant of this controller is used 7043fd784f7SMasahiro Yamada only for 32-bit SoCs. 7053fd784f7SMasahiro Yamada 7065f5bac82SMichał Mirosławconfig MMC_CB710 7075f5bac82SMichał Mirosław tristate "ENE CB710 MMC/SD Interface support" 7080244ad00SMartin Schwidefsky depends on PCI 7095f5bac82SMichał Mirosław select CB710_CORE 7105f5bac82SMichał Mirosław help 7115f5bac82SMichał Mirosław This option enables support for MMC/SD part of ENE CB710/720 Flash 7125f5bac82SMichał Mirosław memory card reader found in some laptops (ie. some versions of 7135f5bac82SMichał Mirosław HP Compaq nx9500). 7145f5bac82SMichał Mirosław 7155f5bac82SMichał Mirosław This driver can also be built as a module. If so, the module 7165f5bac82SMichał Mirosław will be called cb710-mmc. 7175f5bac82SMichał Mirosław 718f0bf7f61SHarald Welteconfig MMC_VIA_SDMMC 719f0bf7f61SHarald Welte tristate "VIA SD/MMC Card Reader Driver" 720f0bf7f61SHarald Welte depends on PCI 721f0bf7f61SHarald Welte help 722f0bf7f61SHarald Welte This selects the VIA SD/MMC Card Reader driver, say Y or M here. 723f0bf7f61SHarald Welte VIA provides one multi-functional card reader which integrated into 724f0bf7f61SHarald Welte some motherboards manufactured by VIA. This card reader supports 725f0bf7f61SHarald Welte SD/MMC/SDHC. 726f0bf7f61SHarald Welte If you have a controller with this interface, say Y or M here. 727f0bf7f61SHarald Welte 728f0bf7f61SHarald Welte If unsure, say N. 729eb962d5bSCliff Cai 73001d95843SSteven J. Hillconfig MMC_CAVIUM_OCTEON 73101d95843SSteven J. Hill tristate "Cavium OCTEON SD/MMC Card Interface support" 73201d95843SSteven J. Hill depends on CAVIUM_OCTEON_SOC 73301d95843SSteven J. Hill help 73401d95843SSteven J. Hill This selects Cavium OCTEON SD/MMC card Interface. 73501d95843SSteven J. Hill If you have an OCTEON board with a Multimedia Card slot, 73601d95843SSteven J. Hill say Y or M here. 73701d95843SSteven J. Hill 73801d95843SSteven J. Hill If unsure, say N. 73901d95843SSteven J. Hill 740166bac38SJan Glauberconfig MMC_CAVIUM_THUNDERX 741166bac38SJan Glauber tristate "Cavium ThunderX SD/MMC Card Interface support" 742166bac38SJan Glauber depends on PCI && 64BIT && (ARM64 || COMPILE_TEST) 74362467bbbSJan Glauber depends on GPIO_THUNDERX 744166bac38SJan Glauber depends on OF_ADDRESS 745166bac38SJan Glauber help 746166bac38SJan Glauber This selects Cavium ThunderX SD/MMC Card Interface. 747166bac38SJan Glauber If you have an Cavium ARM64 board with a Multimedia Card slot 748166bac38SJan Glauber or builtin eMMC chip say Y or M here. If built as a module 749166bac38SJan Glauber the module will be called thunderx_mmc.ko. 750166bac38SJan Glauber 751f95f3850SWill Newtonconfig MMC_DW 752f95f3850SWill Newton tristate "Synopsys DesignWare Memory Card Interface" 753c34346b2SAlim Akhtar depends on ARC || ARM || ARM64 || MIPS || COMPILE_TEST 754f95f3850SWill Newton help 755f95f3850SWill Newton This selects support for the Synopsys DesignWare Mobile Storage IP 756f95f3850SWill Newton block, this provides host support for SD and MMC interfaces, in both 7573fc7eaefSShawn Lin PIO, internal DMA mode and external DMA mode. 758f95f3850SWill Newton 75962ca8034SShashidhar Hiremathconfig MMC_DW_PLTFM 76062ca8034SShashidhar Hiremath tristate "Synopsys Designware MCI Support as platform device" 76162ca8034SShashidhar Hiremath depends on MMC_DW 76262ca8034SShashidhar Hiremath default y 76362ca8034SShashidhar Hiremath help 76462ca8034SShashidhar Hiremath This selects the common helper functions support for Host Controller 76562ca8034SShashidhar Hiremath Interface based platform driver. Please select this option if the IP 76662ca8034SShashidhar Hiremath is present as a platform device. This is the common interface for the 76762ca8034SShashidhar Hiremath Synopsys Designware IP. 76862ca8034SShashidhar Hiremath 76962ca8034SShashidhar Hiremath If you have a controller with this interface, say Y or M here. 77062ca8034SShashidhar Hiremath 77162ca8034SShashidhar Hiremath If unsure, say Y. 77262ca8034SShashidhar Hiremath 77386958dccSLiming Sunconfig MMC_DW_BLUEFIELD 77486958dccSLiming Sun tristate "BlueField specific extensions for Synopsys DW Memory Card Interface" 77586958dccSLiming Sun depends on MMC_DW 77686958dccSLiming Sun select MMC_DW_PLTFM 77786958dccSLiming Sun help 77886958dccSLiming Sun This selects support for Mellanox BlueField SoC specific extensions to 77986958dccSLiming Sun the Synopsys DesignWare Memory Card Interface driver. Select this 78086958dccSLiming Sun option for platforms based on Mellanox BlueField SoC's. 78186958dccSLiming Sun 782c3665006SThomas Abrahamconfig MMC_DW_EXYNOS 783e41e85ccSMasanari Iida tristate "Exynos specific extensions for Synopsys DW Memory Card Interface" 784c3665006SThomas Abraham depends on MMC_DW 785c3665006SThomas Abraham select MMC_DW_PLTFM 786c3665006SThomas Abraham help 787c3665006SThomas Abraham This selects support for Samsung Exynos SoC specific extensions to the 788c3665006SThomas Abraham Synopsys DesignWare Memory Card Interface driver. Select this option 789c3665006SThomas Abraham for platforms based on Exynos4 and Exynos5 SoC's. 790c3665006SThomas Abraham 791e382ab74Stianshuliangconfig MMC_DW_HI3798CV200 792e382ab74Stianshuliang tristate "Hi3798CV200 specific extensions for Synopsys DW Memory Card Interface" 793e382ab74Stianshuliang depends on MMC_DW 794e382ab74Stianshuliang select MMC_DW_PLTFM 795e382ab74Stianshuliang help 796e382ab74Stianshuliang This selects support for HiSilicon Hi3798CV200 SoC specific extensions to the 797e382ab74Stianshuliang Synopsys DesignWare Memory Card Interface driver. Select this option 798e382ab74Stianshuliang for platforms based on HiSilicon Hi3798CV200 SoC. 799e382ab74Stianshuliang 800036f29d5SZhangfei Gaoconfig MMC_DW_K3 801036f29d5SZhangfei Gao tristate "K3 specific extensions for Synopsys DW Memory Card Interface" 802036f29d5SZhangfei Gao depends on MMC_DW 803036f29d5SZhangfei Gao select MMC_DW_PLTFM 804036f29d5SZhangfei Gao help 805036f29d5SZhangfei Gao This selects support for Hisilicon K3 SoC specific extensions to the 806036f29d5SZhangfei Gao Synopsys DesignWare Memory Card Interface driver. Select this option 807036f29d5SZhangfei Gao for platforms based on Hisilicon K3 SoC's. 808036f29d5SZhangfei Gao 80962ca8034SShashidhar Hiremathconfig MMC_DW_PCI 81062ca8034SShashidhar Hiremath tristate "Synopsys Designware MCI support on PCI bus" 81162ca8034SShashidhar Hiremath depends on MMC_DW && PCI 81262ca8034SShashidhar Hiremath help 81362ca8034SShashidhar Hiremath This selects the PCI bus for the Synopsys Designware Mobile Storage IP. 81462ca8034SShashidhar Hiremath Select this option if the IP is present on PCI platform. 81562ca8034SShashidhar Hiremath 81662ca8034SShashidhar Hiremath If you have a controller with this interface, say Y or M here. 81762ca8034SShashidhar Hiremath 81862ca8034SShashidhar Hiremath If unsure, say N. 81962ca8034SShashidhar Hiremath 8204cdc2ec1Saddy keconfig MMC_DW_ROCKCHIP 8214cdc2ec1Saddy ke tristate "Rockchip specific extensions for Synopsys DW Memory Card Interface" 8224cdc2ec1Saddy ke depends on MMC_DW && ARCH_ROCKCHIP 8234cdc2ec1Saddy ke select MMC_DW_PLTFM 8244cdc2ec1Saddy ke help 8254cdc2ec1Saddy ke This selects support for Rockchip SoC specific extensions to the 8264cdc2ec1Saddy ke Synopsys DesignWare Memory Card Interface driver. Select this option 8274cdc2ec1Saddy ke for platforms based on RK3066, RK3188 and RK3288 SoC's. 8284cdc2ec1Saddy ke 829a8c643adSJun Nieconfig MMC_DW_ZX 830a8c643adSJun Nie tristate "ZTE specific extensions for Synopsys DW Memory Card Interface" 831a8c643adSJun Nie depends on MMC_DW && ARCH_ZX 832a8c643adSJun Nie select MMC_DW_PLTFM 833a8c643adSJun Nie help 834a8c643adSJun Nie This selects support for ZTE SoC specific extensions to the 835a8c643adSJun Nie Synopsys DesignWare Memory Card Interface driver. Select this option 836a8c643adSJun Nie for platforms based on ZX296718 SoC's. 837a8c643adSJun Nie 838fdc50a94SYusuke Godaconfig MMC_SH_MMCIF 839fdc50a94SYusuke Goda tristate "SuperH Internal MMCIF support" 84049312c1fSSimon Horman depends on SUPERH || ARCH_RENESAS || COMPILE_TEST 841fdc50a94SYusuke Goda help 842ba9e9157SWolfram Sang This selects the MMC Host Interface controller (MMCIF) found in various 843ba9e9157SWolfram Sang Renesas SoCs for SH and ARM architectures. 844fdc50a94SYusuke Goda 84561bfbdb8SLars-Peter Clausen 84661bfbdb8SLars-Peter Clausenconfig MMC_JZ4740 8476a78768aSAlex Smith tristate "Ingenic JZ47xx SD/Multimedia Card Interface support" 848685bc885SPaul Cercueil depends on MIPS 84961bfbdb8SLars-Peter Clausen help 8506a78768aSAlex Smith This selects support for the SD/MMC controller on Ingenic 8516a78768aSAlex Smith JZ4740, JZ4750, JZ4770 and JZ4780 SoCs. 8526a78768aSAlex Smith 85361bfbdb8SLars-Peter Clausen If you have a board based on such a SoC and with a SD/MMC slot, 85461bfbdb8SLars-Peter Clausen say Y or M here. 85553f3a9e2SDavid Vrabel 85688095e7bSTony Olechconfig MMC_VUB300 85788095e7bSTony Olech tristate "VUB300 USB to SDIO/SD/MMC Host Controller support" 85888095e7bSTony Olech depends on USB 85988095e7bSTony Olech help 86088095e7bSTony Olech This selects support for Elan Digital Systems' VUB300 chip. 86188095e7bSTony Olech 86288095e7bSTony Olech The VUB300 is a USB-SDIO Host Controller Interface chip 86388095e7bSTony Olech that enables the host computer to use SDIO/SD/MMC cards 86488095e7bSTony Olech via a USB 2.0 or USB 1.1 host. 86588095e7bSTony Olech 86688095e7bSTony Olech The VUB300 chip will be found in both physically separate 86788095e7bSTony Olech USB to SDIO/SD/MMC adapters and embedded on some motherboards. 86888095e7bSTony Olech 86988095e7bSTony Olech The VUB300 chip supports SD and MMC memory cards in addition 87088095e7bSTony Olech to single and multifunction SDIO cards. 87188095e7bSTony Olech 87288095e7bSTony Olech Some SDIO cards will need a firmware file to be loaded and 87388095e7bSTony Olech sent to VUB300 chip in order to achieve better data throughput. 87488095e7bSTony Olech Download these "Offload Pseudocode" from Elan Digital Systems' 87588095e7bSTony Olech web-site http://www.elandigitalsystems.com/support/downloads.php 87688095e7bSTony Olech and put them in /lib/firmware. Note that without these additional 87788095e7bSTony Olech firmware files the VUB300 chip will still function, but not at 87888095e7bSTony Olech the best obtainable data rate. 87988095e7bSTony Olech 88088095e7bSTony Olech To compile this mmc host controller driver as a module, 88188095e7bSTony Olech choose M here: the module will be called vub300. 88288095e7bSTony Olech 88388095e7bSTony Olech If you have a computer with an embedded VUB300 chip 88488095e7bSTony Olech or if you intend connecting a USB adapter based on a 88588095e7bSTony Olech VUB300 chip say Y or M here. 88688095e7bSTony Olech 88753f3a9e2SDavid Vrabelconfig MMC_USHC 88853f3a9e2SDavid Vrabel tristate "USB SD Host Controller (USHC) support" 88953f3a9e2SDavid Vrabel depends on USB 89053f3a9e2SDavid Vrabel help 89153f3a9e2SDavid Vrabel This selects support for USB SD Host Controllers based on 89253f3a9e2SDavid Vrabel the Cypress Astoria chip with firmware compliant with CSR's 89353f3a9e2SDavid Vrabel USB SD Host Controller specification (CS-118793-SP). 89453f3a9e2SDavid Vrabel 89553f3a9e2SDavid Vrabel CSR boards with this device include: USB<>SDIO (M1985v2), 89653f3a9e2SDavid Vrabel and Ultrasira. 89753f3a9e2SDavid Vrabel 89853f3a9e2SDavid Vrabel Note: These controllers only support SDIO cards and do not 89953f3a9e2SDavid Vrabel support MMC or SD memory cards. 9003a96dff0STony Prisk 9013a96dff0STony Priskconfig MMC_WMT 9023a96dff0STony Prisk tristate "Wondermedia SD/MMC Host Controller support" 9033a96dff0STony Prisk depends on ARCH_VT8500 9043a96dff0STony Prisk default y 9053a96dff0STony Prisk help 9063a96dff0STony Prisk This selects support for the SD/MMC Host Controller on 9073a96dff0STony Prisk Wondermedia WM8505/WM8650 based SoCs. 9083a96dff0STony Prisk 9093a96dff0STony Prisk To compile this driver as a module, choose M here: the 9103a96dff0STony Prisk module will be called wmt-sdmmc. 9116a5971d8SLinus Torvalds 91275fa9ea6SGuennadi Liakhovetskiconfig MMC_USDHI6ROL0 91375fa9ea6SGuennadi Liakhovetski tristate "Renesas USDHI6ROL0 SD/SDIO Host Controller support" 9141ef94740SGeert Uytterhoeven depends on HAS_DMA 91575fa9ea6SGuennadi Liakhovetski help 91675fa9ea6SGuennadi Liakhovetski This selects support for the Renesas USDHI6ROL0 SD/SDIO 91775fa9ea6SGuennadi Liakhovetski Host Controller 91875fa9ea6SGuennadi Liakhovetski 9192c94b645SWei WANGconfig MMC_REALTEK_PCI 9202c94b645SWei WANG tristate "Realtek PCI-E SD/MMC Card Interface Driver" 921e455b69dSRui Feng depends on MISC_RTSX_PCI 9222c94b645SWei WANG help 9232c94b645SWei WANG Say Y here to include driver code to support SD/MMC card interface 9242c94b645SWei WANG of Realtek PCI-E card reader 925c7f6558dSRoger Tseng 926c7f6558dSRoger Tsengconfig MMC_REALTEK_USB 927c7f6558dSRoger Tseng tristate "Realtek USB SD/MMC Card Interface Driver" 928e455b69dSRui Feng depends on MISC_RTSX_USB 929c7f6558dSRoger Tseng help 930c7f6558dSRoger Tseng Say Y here to include driver code to support SD/MMC card interface 931c7f6558dSRoger Tseng of Realtek RTS5129/39 series card reader 93219b7f796SDavid Lanzendörfer 93319b7f796SDavid Lanzendörferconfig MMC_SUNXI 93419b7f796SDavid Lanzendörfer tristate "Allwinner sunxi SD/MMC Host Controller support" 93519b7f796SDavid Lanzendörfer depends on ARCH_SUNXI 93619b7f796SDavid Lanzendörfer help 93719b7f796SDavid Lanzendörfer This selects support for the SD/MMC Host Controller on 93819b7f796SDavid Lanzendörfer Allwinner sunxi SoCs. 939a5eb8bbdSOndrej Zary 940a4080225SVenkat Gopalakrishnanconfig MMC_CQHCI 941a4080225SVenkat Gopalakrishnan tristate "Command Queue Host Controller Interface support" 942a4080225SVenkat Gopalakrishnan depends on HAS_DMA 943a4080225SVenkat Gopalakrishnan help 944a4080225SVenkat Gopalakrishnan This selects the Command Queue Host Controller Interface (CQHCI) 945a4080225SVenkat Gopalakrishnan support present in host controllers of Qualcomm Technologies, Inc 946a4080225SVenkat Gopalakrishnan amongst others. 947a4080225SVenkat Gopalakrishnan This controller supports eMMC devices with command queue support. 948a4080225SVenkat Gopalakrishnan 949a4080225SVenkat Gopalakrishnan If you have a controller with this interface, say Y or M here. 950a4080225SVenkat Gopalakrishnan 951a4080225SVenkat Gopalakrishnan If unsure, say N. 952a4080225SVenkat Gopalakrishnan 953511ce378SBaolin Wangconfig MMC_HSQ 954511ce378SBaolin Wang tristate "MMC Host Software Queue support" 955511ce378SBaolin Wang help 956511ce378SBaolin Wang This selects the MMC Host Software Queue support. This may increase 957511ce378SBaolin Wang performance, if the host controller and its driver supports it. 958511ce378SBaolin Wang 959511ce378SBaolin Wang If you have a controller/driver supporting this interface, say Y or M 960511ce378SBaolin Wang here. 961511ce378SBaolin Wang 962511ce378SBaolin Wang If unsure, say N. 963511ce378SBaolin Wang 964a5eb8bbdSOndrej Zaryconfig MMC_TOSHIBA_PCI 965a5eb8bbdSOndrej Zary tristate "Toshiba Type A SD/MMC Card Interface Driver" 966a5eb8bbdSOndrej Zary depends on PCI 96720848903SChaotian Jing 968660fc733SEric Anholtconfig MMC_BCM2835 969660fc733SEric Anholt tristate "Broadcom BCM2835 SDHOST MMC Controller support" 970660fc733SEric Anholt depends on ARCH_BCM2835 || COMPILE_TEST 971660fc733SEric Anholt help 972660fc733SEric Anholt This selects the BCM2835 SDHOST MMC controller. If you have 973660fc733SEric Anholt a BCM2835 platform with SD or MMC devices, say Y or M here. 974660fc733SEric Anholt 975660fc733SEric Anholt Note that the BCM2835 has two SD controllers: The Arasan 976660fc733SEric Anholt sdhci controller (supported by MMC_SDHCI_IPROC) and a custom 977660fc733SEric Anholt sdhost controller (supported by this driver). 978660fc733SEric Anholt 979660fc733SEric Anholt If unsure, say N. 980660fc733SEric Anholt 98120848903SChaotian Jingconfig MMC_MTK 98220848903SChaotian Jing tristate "MediaTek SD/MMC Card Interface support" 983c2b22fffSGeert Uytterhoeven depends on HAS_DMA 98426c2b19eSNeilBrown select REGULATOR 98520848903SChaotian Jing help 98620848903SChaotian Jing This selects the MediaTek(R) Secure digital and Multimedia card Interface. 98720848903SChaotian Jing If you have a machine with a integrated SD/MMC card reader, say Y or M here. 98820848903SChaotian Jing This is needed if support for any SD/SDIO/MMC devices is required. 98920848903SChaotian Jing If unsure, say N. 9905d9460d7SAndrei Pistirica 9915d9460d7SAndrei Pistiricaconfig MMC_SDHCI_MICROCHIP_PIC32 9925d9460d7SAndrei Pistirica tristate "Microchip PIC32MZDA SDHCI support" 9935d9460d7SAndrei Pistirica depends on MMC_SDHCI && PIC32MZDA && MMC_SDHCI_PLTFM 9945d9460d7SAndrei Pistirica help 9955d9460d7SAndrei Pistirica This selects the Secure Digital Host Controller Interface (SDHCI) 9965d9460d7SAndrei Pistirica for PIC32MZDA platform. 9975d9460d7SAndrei Pistirica 9985d9460d7SAndrei Pistirica If you have a controller with this interface, say Y or M here. 9995d9460d7SAndrei Pistirica 10005d9460d7SAndrei Pistirica If unsure, say N. 10016f549034SEnrico Weigelt, metux IT consult 1002476bf3d6SAl Cooperconfig MMC_SDHCI_BRCMSTB 1003476bf3d6SAl Cooper tristate "Broadcom SDIO/SD/MMC support" 1004476bf3d6SAl Cooper depends on ARCH_BRCMSTB || BMIPS_GENERIC 1005476bf3d6SAl Cooper depends on MMC_SDHCI_PLTFM 1006d46ba2d1SAl Cooper select MMC_CQHCI 1007476bf3d6SAl Cooper default y 1008476bf3d6SAl Cooper help 1009476bf3d6SAl Cooper This selects support for the SDIO/SD/MMC Host Controller on 1010476bf3d6SAl Cooper Broadcom STB SoCs. 1011476bf3d6SAl Cooper 1012476bf3d6SAl Cooper If unsure, say Y. 10133a3748dbSHu Ziji 10143a3748dbSHu Zijiconfig MMC_SDHCI_XENON 10153a3748dbSHu Ziji tristate "Marvell Xenon eMMC/SD/SDIO SDHCI driver" 10163a3748dbSHu Ziji depends on MMC_SDHCI_PLTFM 10173a3748dbSHu Ziji help 10183a3748dbSHu Ziji This selects Marvell Xenon eMMC/SD/SDIO SDHCI. 10193a3748dbSHu Ziji If you have a controller with this interface, say Y or M here. 10203a3748dbSHu Ziji If unsure, say N. 10217d326930SKishon Vijay Abraham I 10227d326930SKishon Vijay Abraham Iconfig MMC_SDHCI_OMAP 10237d326930SKishon Vijay Abraham I tristate "TI SDHCI Controller Support" 10247d326930SKishon Vijay Abraham I depends on MMC_SDHCI_PLTFM && OF 1025961de0a8SFaiz Abbas select THERMAL 1026287b1da6SFaiz Abbas imply TI_SOC_THERMAL 1027195fadb7SChunyan Zhang select MMC_SDHCI_EXTERNAL_DMA if DMA_ENGINE 10287d326930SKishon Vijay Abraham I help 10297d326930SKishon Vijay Abraham I This selects the Secure Digital Host Controller Interface (SDHCI) 10307d326930SKishon Vijay Abraham I support present in TI's DRA7 SOCs. The controller supports 10317d326930SKishon Vijay Abraham I SD/MMC/SDIO devices. 10327d326930SKishon Vijay Abraham I 10337d326930SKishon Vijay Abraham I If you have a controller with this interface, say Y or M here. 10347d326930SKishon Vijay Abraham I 10357d326930SKishon Vijay Abraham I If unsure, say N. 103641fd4caeSFaiz Abbas 103741fd4caeSFaiz Abbasconfig MMC_SDHCI_AM654 103841fd4caeSFaiz Abbas tristate "Support for the SDHCI Controller in TI's AM654 SOCs" 103959592cc1SYueHaibing depends on MMC_SDHCI_PLTFM && OF && REGMAP_MMIO 1040e374e875SFaiz Abbas select MMC_SDHCI_IO_ACCESSORS 1041f545702bSFaiz Abbas select MMC_CQHCI 104241fd4caeSFaiz Abbas help 104341fd4caeSFaiz Abbas This selects the Secure Digital Host Controller Interface (SDHCI) 104441fd4caeSFaiz Abbas support present in TI's AM654 SOCs. The controller supports 104541fd4caeSFaiz Abbas SD/MMC/SDIO devices. 104641fd4caeSFaiz Abbas 104741fd4caeSFaiz Abbas If you have a controller with this interface, say Y or M here. 104841fd4caeSFaiz Abbas 104941fd4caeSFaiz Abbas If unsure, say N. 1050ff65ffe4SManivannan Sadhasivam 1051ff65ffe4SManivannan Sadhasivamconfig MMC_OWL 1052ff65ffe4SManivannan Sadhasivam tristate "Actions Semi Owl SD/MMC Host Controller support" 1053ff65ffe4SManivannan Sadhasivam depends on HAS_DMA 1054ff65ffe4SManivannan Sadhasivam depends on ARCH_ACTIONS || COMPILE_TEST 1055ff65ffe4SManivannan Sadhasivam help 1056ff65ffe4SManivannan Sadhasivam This selects support for the SD/MMC Host Controller on 1057ff65ffe4SManivannan Sadhasivam Actions Semi Owl SoCs. 105818e762e3SChunyan Zhang 105918e762e3SChunyan Zhangconfig MMC_SDHCI_EXTERNAL_DMA 106018e762e3SChunyan Zhang bool 1061