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path: root/drivers/mmc/host
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2008-03-15tifm_sd: DATA_CARRY is not boolean in tifm_sd_transfer_data()Roel Kluin
DATA_CARRY is not boolean Signed-off-by: Roel Kluin <12o3l@tiscali.nl> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-02-08mmc: extend ricoh_mmc to support Ricoh RL5c476Frank Seidel
This patch adds support for the Ricoh RL5c476 chip: with this the mmc adapter that needs this disabler (R5C843) can also be handled correctly when it sits on a RL5c476. Signed-off-by: Frank Seidel <fseidel@suse.de> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2008-02-08at91_mci: use generic GPIO callsDavid Brownell
Update the AT91 MMC driver to use the generic GPIO calls instead of the AT91-specific calls; and to request (and release) those GPIO signals. That required updating the probe() fault cleanup codepaths. Now there is a single sequence for freeing resources, in reverse order of their allocation. Also that code uses use dev_*() for messaging, and has less abuse of KERN_ERR. Likewise with updating remove() cleanup. This had to free the GPIOs, and while adding that code I noticed and fixed two other problems: it was poking at a workqueue owned by the mmc core; and in one (rare) case would try freeing an IRQ that it didn't allocate. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2008-02-08sdhci: add num index for multi controllers caseFeng Tang
Some devices have several controllers; need add the index info to device slot name host->slot_desc[] Signed-off-by: Feng Tang <feng.tang@intel.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2008-02-08mmc: remove sdhci and mmc_spi experimental markersPierre Ossman
Both of these drivers work well (although some hardware still has its problems) and are not in the "alpha" quality that EXPERIMENTAL suggests. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2008-02-08mmc: Handle suspend/resume in Ricoh MMC disablerPhilip Langdale
As pci config space is reinitialised on a suspend/resume cycle, the disabler needs to work its magic at resume time. For symmetry this change also explicitly enables the controller at suspend time but it's not strictly necessary. Signed-off-by: Philipl Langdale <philipl@overt.org> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2008-01-28Merge branch 'pxa-plat' into develRussell King
* pxa-plat: (53 commits) [ARM] 4762/1: Basic support for Toradex Colibri module [ARM] pxa: fix mci_init functions returning -1 [ARM] 4737/1: Refactor corgi_lcd to improve readability + bugfix [ARM] 4747/1: pcm027: support for pcm990 baseboard for phyCORE-PXA270 [ARM] 4746/1: pcm027: network support for phyCORE-PXA270 [ARM] 4745/1: pcm027: default configuration [ARM] 4744/1: pcm027: add support for phyCORE-PXA270 CPU module [NET] smc91x: Make smc91x use IRQ resource trigger flags [ARM] pxa: add default config for littleton [ARM] pxa: add basic support for Littleton (PXA3xx Form Factor Platform) [ARM] 4664/1: Add basic support for HTC Magician PDA phones [ARM] 4649/1: Base support for pxa-based Toshiba e-series PDAs. [ARM] pxa: skip registers saving/restoring if entering standby mode [ARM] pxa: fix PXA27x resume [ARM] pxa: Avoid fiddling with CKEN register on suspend [ARM] pxa: Add PXA3 standby code hooked into the IRQ wake scheme [ARM] pxa: Add zylonite MFP wakeup configurations [ARM] pxa: program MFPs for low power mode when suspending [ARM] pxa: make MFP configuration processor independent [ARM] pxa: remove un-used pxa3xx_mfp_set_xxx() functions ... Conflicts: arch/arm/mach-pxa/ssp.c Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2008-01-27i2c/tps65010: move header to <linux/i2c/...>David Brownell
Move the tps65010 header file from the OMAP arch directory to the more generic <linux/i2c/...> directory, and remove the spurious dependency of this driver on OMAP. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Jean Delvare <khali@linux-fr.org>
2008-01-26[ARM] pxa: mmc: add 1st host controller support for pxa3xxBridge Wu
This patchis to add the first mmc controller support for pxa3xx. It's valid for pxa3[0|1|2]0. On zylonite, the first controller supports two slots, this patch only support the first one right now. Signed-off-by: Bridge Wu <bridge.wu@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2008-01-26[ARM] 4711/1: pxa: mmc: move DMA specific code to platform layerBridge Wu
This patch is to move pxamci DMA specific code to corresponding platform layer because using DRCMRRXMMC/DRCMRTXMMC in pxamci.c makes the driver code dedicated to platform which is not extensible. It is applicable to all pxa platforms. Signed-off-by: Bridge Wu <bridge.wu@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2008-01-26[ARM] 4709/1: pxa: mmc: add 26MHz support for pxa3[0|1]0 mmc controllerBridge Wu
pxa3[0|1]0 mmc controller can support 26MHz clock mode, they support SD spec 1.1 and MMC spec 4.0 which specify high speed mode. So host caps will include MMC_CAP_MMC_HIGHSPEED and MMC_CAP_SD_HIGHSPEED for pxa3[0|1]0. This patch is to add 26MHz support for them. pxa host clock will be set to 26MHz mode when the card supported max clock rate is higher than or equal to 26MHz. Signed-off-by: Bridge Wu <bridge.wu@marvell.com> Acked-by: Pierre Ossman <drzeus@drzeus.cx> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-12-12sdhci: support JMicron JMB38x chipsPierre Ossman
The JMicron JMB38x chip doesn't support transfers that aren't 32-bit aligned (both size and start address). It also doesn't like switching between PIO and DMA mode, so it needs to be reset after each request. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-12-12sdhci: use PIO when DMA can't satisfy the requestPierre Ossman
Some controllers have been designed on the assumption that all transfers will be 32-bit aligned, both in start address and in size. This is not a guarantee the SDHCI specification provides and not one we can provide. Revert back to PIO for individual requests in order to work around the hardware bug. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-12-12sdhci: don't warn about sdhci 2.0 controllersPierre Ossman
We support 2.0 controllers, even though we don't use anything in the new feature set. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-12-12sdhci: describe quirksPierre Ossman
Add a comment for each quirk to describe what it does and why. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-12-05spi: use simplified spi_sync() calling conventionMarc Pignat
Given the patch which simplifies the spi_sync calling convention, this one updates the callers of that routine which tried using it according to the previous specification. (Most didn't.) Signed-off-by: Marc Pignat <marc.pignat@hevs.ch> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-11-21tifm_sd: handle non-power-of-2 block sizesAlex Dubov
It is possible to handle arbitrary block sizes with tifm card reader by conditionally switching to PIO in case such block has to be delivered. At the beginning of each request, DMA is either disabled (non-power-of-2 block size) or set to load time user preference. Signed-off-by: Alex Dubov <oakad@yahoo.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-11-10Add missing "\n" to log messageRolf Eike Beer
Signed-off-by: Rolf Eike Beer <eike-kernel@sf-tec.de> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-31[ARM] Fix pxamci regressionRussell King
Fix: WARNING: at arch/arm/mach-pxa/clock.c:69 clk_disable() [<c002d7c8>] (dump_stack+0x0/0x14) from [<c00334f4>] (clk_disable+0x34/0xa0) [<c00334c0>] (clk_disable+0x0/0xa0) from [<c028a43c>] (pxamci_set_ios+0x74/0xf0) [<c028a3c8>] (pxamci_set_ios+0x0/0xf0) from [<c0281548>] (mmc_power_off+0x90/0x9c) [<c02814b8>] (mmc_power_off+0x0/0x9c) from [<c0281a30>] (mmc_start_host+0x18/0x28) [<c0281a18>] (mmc_start_host+0x0/0x28) from [<c02825a0>] (mmc_add_host+0xe8/0x104) [<c02824b8>] (mmc_add_host+0x0/0x104) from [<c028a7d0>] (pxamci_probe+0x24c/0x2f4) [<c028a584>] (pxamci_probe+0x0/0x2f4) from [<c01e5948>] (platform_drv_probe+0x20/0x24) ... Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-10-29Correction of "Update drivers to use sg helpers" patch for IMXMMC driverPavel Pisa
The previous change omits "data->" prefix in the "data->sg" case. This change fixes kernel compilation. Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz> drivers/mmc/host/imxmmc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) Signed-off-by: Jens Axboe <axboe@carl.home.kernel.dk>
2007-10-27scatterlist fallout: mmcAl Viro
#include <scatterlist/scatterlist.h> is an odd thing to do... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-27mmc_spi: Fix mmc-over-spi regressionDavid Brownell
Patch 49dce689ad4ef0fd1f970ef762168e4bd46f69a3 changed the sysfs data structures for SPI in a way which broke the MMC-over-SPI host driver. This patch fixes that regression by changing the scheme used to keep from knowingly trying to use a shared bus segment, and updates the adjacent comments slightly to better explain the issue. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-27at91_mci: Fix bad referencePierre Ossman
The flags parameter got removed in a previous commit, but some references were overlooked. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-24mmc: sg falloutJens Axboe
Do a full scan of the directory to try and be a bit more proactive, instead of waiting for things to break. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2007-10-23[PATCH] Fix breakage after SG cleanupsRalf Baechle
Commits 58b053e4ce9d2fc3023645c1b96e537c72aa8d9a ("Update arch/ to use sg helpers") 45711f1af6eff1a6d010703b4862e0d2b9afd056 ("[SG] Update drivers to use sg helpers") fa05f1286be25a8ce915c5dd492aea61126b3f33 ("Update net/ to use sg helpers") converted many files to use the scatter gather helpers without ensuring that the necessary headerfile <linux/scatterlist> is included. This happened to work for ia64, powerpc, sparc64 and x86 because they happened to drag in that file via their <asm/dma-mapping.h>. On most of the others this probably broke. Instead of increasing the header file spider web I choose to include <linux/scatterlist.h> directly into the affectes files. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-23mmc: fix sg->page falloutEmil Medve
Signed-off-by: Emil Medve <Emilian.Medve@Freescale.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2007-10-22[SG] Update drivers to use sg helpersJens Axboe
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2007-10-17mmc: at91_mci: cleanup: use MCI_ERRORSAndrew Victor
A small MMC driver cleanup. Use the defined AT91_MCI_ERRORS in at91_mci_completed_command() instead of specifying all the error bits individually. Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-16missing include in mmcAl Viro
AFAICS, fallout from repacing include of blkdev.h with include of bio.h. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-16spi doesn't need class_deviceTony Jones
Make the SPI framework and drivers stop using class_device. Update docs accordingly ... highlighting just which sysfs paths should be "safe"/stable. Signed-off-by: Tony Jones <tonyj@suse.de> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-15Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits) [ARM] 4578/1: CM-x270: PCMCIA support [ARM] 4577/1: ITE 8152 PCI bridge support [ARM] 4576/1: CM-X270 machine support [ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put() [ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c [ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c [ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols [ARM] pxa: PXA3xx base support [NET] smc91x: fix PXA DMA support code [SERIAL] Fix console initialisation ordering [ARM] pxa: tidy up arch/arm/mach-pxa/Makefile [ARM] Update arch/arm/Kconfig for drivers/Kconfig changes [ARM] 4600/1: fix kernel build failure with build-id-supporting binutils [ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23) [ARM] Rename consistent_sync() as dma_cache_maint() [ARM] 4572/1: ep93xx: add cirrus logic edb9307 support [ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support [ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32 [ARM] 4594/1: ns9xxx: use the new gpio functions [ARM] 4593/1: ns9xxx: implement generic clockevents ...
2007-10-14Fix compile while compiling drivers/mmc/host/mmc_spi.o with !BLOCKDavid Brownell
Make sure the mmc_spi driver can build without CONFIG_BLOCK. Issue noted by "Avuton Olrich" <avuton@gmail.com> and randconfig. While that won't be a common configuration, sometimes embedded boards use SDIO to interface WLAN or Bluetooth chips (vs some parallel interface), and don't provide an MMC/SD socket for use with flash memory cards. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-12[ARM] pxa: update PXA MMC interface driver to use clk supportRussell King
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-10-11mmc: don't use weight32()Nicolas Pitre
Using weight32() to determine if a value is a power of 2 is a rather heavi weight solution. The classic idiom is (x & (x - 1)) == 0, but the kernel already provide a is_power_of_2 function for it. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-10pxamci: support arbitrary block sizeNicolas Pitre
The PXA has two transmit FIFOes, each32 byte deep. when one FIFO is full and the other one has been transmitted, they are automatically swapped and DMA is triggered for another 32 byte burst. However, when there is less than 32 bytes left to send, the FIFO swap has to be done manually. This is required for some SDIO transfers which are not required to be multiples of 32 bytes. A DMA completion interrupt is set for each descriptor which length isn't a multiple of 32 in order to force the FIFO swap. While at it, the DMA interrupt handler has been made a bit more resilient against errors. Signed-off-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-03sdhci: remove old dma module paramsPierre Ossman
The forcedma and nodma module parameters can be replaced with the quirks parameter, so remove the redundancy. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-03sdhci: add SDHCI_QUIRK_BROKEN_DMA quirkFeng Tang
Some controllers like ENE712 can't work properly with DMA mode, add this quirk to force these kinds of HW work with PIO mode Signed-off-by: Feng Tang <feng.tang@intel.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-03sdhci: remove DMA capability check from controller's PCI Class regFeng Tang
Many host controllers don't fully follow the PCI spec to claim whether they support DMA in PCI class register. Leave the driver to judge it from the Capability register, quirks and module parameter Signed-off-by: Feng Tang <feng.tang@intel.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-03sdhci: fix a typoNicolas Pitre
Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-10-03mmc: Disabler for Ricoh MMC controllerPhilip Langdale
Thanks to Matt Domsch and Rezwanul Kabir at Dell, we know how to disable the MMC controller on the multi-function Ricoh R5C832. The MMC controller needs to be disabled or it will steal MMC cards from the SD controller where they would otherwise be supported by the Linux SDHCI driver. Signed-off-by: Philipl Langdale <philipl@overt.org> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-25mmc: pxamci: add SDIO card interrupt reporting capabilityBridge Wu
Again, only available from PXA27x. Signed-off-by: Bridge Wu <mingqiao.wu@gmail.com> Signed-off-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-25mmc: pxamci: set proper buswidth capabilities according to PXA flavorBridge Wu
From PXA27x, it is possible to do 4-bit data transfers. Signed-off-by: Bridge Wu <mingqiao.wu@gmail.com> Signed-off-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-25mmc: pxamci: set proper block capabilities according to PXA flavorNicolas Pitre
From PXA27x, it is possible to do 2048-byte block transfers. Signed-off-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-25mmc: pxamci: better pending IRQ determinationBridge Wu
Pending interrupts should be determined from both I_REG and I_MASK registers. Signed-off-by: Bridge Wu <mingqiao.wu@gmail.com> Signed-off-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-24arm: i.MX/MX1 SDHC implements SD cards read-only switch read-backPavel Pisa
The patch enables to define MMC host get_ro() method through platform data. Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23mmc_spi host driverDavid Brownell
This is the latest version of the MMC-over-SPI support. It works on 2.6.23-rc2 plus git-mmc (from rc1-mm2), along with the preceding patches which teach the rest of the MMC stack about SPI. The main issue of note is that sometimes cards need to be power cycled to recover after certain faults. Also, it may sometimes be necessary to disable CRCs. ("modprobe mmc_core use_spi_crc=n") Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Cc: mikael.starvik@axis.com, Cc: Hans-Peter Nilsson <hp@axis.com> Cc: Jan Nikitenko <jan.nikitenko@gmail.com> Cc: Mike Lavender <mike@steroidmicros.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23sdhci: sdio interrupt supportPierre Ossman
Add support for relaying the sdio interrupt signal from the card. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23mmc: at91_mci: disable handling of blocks with size not multiple of 4 bytesMarc Pignat
This kind of transfer is not supported, so don't advertise it and make it fail early. Signed-off-by: Marc Pignat <marc.pignat@hevs.ch> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23mmc: remove confusing flagPierre Ossman
The MMC_DATA_MULTI flag never had a proper definition of what it means, so remove it and let the drivers check the block count in the request. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23mmc: remove BYTEBLOCK capabilityPierre Ossman
Remove the BYTEBLOCK capability and let the broken hosts fail the requests with -EINVAL instead. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
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