linux.git/drivers/mmc, branch v3.0-rc4 Linux kernel source tree Merge branch 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm 2011-06-16T05:01:36+00:00 Linus Torvalds torvalds@linux-foundation.org 2011-06-16T05:01:36+00:00 19a1166fa2352f9c07a5ab34a3c2aab462cff35d * 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm: ARM: footbridge: fix clock event support ARM: footbridge: fix debug macros ARM: initrd: disable initrds outside of memory ARM: extend Code: line by one 16-bit quantity for Thumb instructions ARM: 6955/1: cmpxchg syscall should data abort if page not write ARM: 6954/1: zImage: fix Thumb2 breakage ARM: 6953/1: DT: don't try to access physical address zero ARM: 6949/2: mach-u300: fix compilaton warning in IO accessors Revert "ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks" Revert "ARM: 6943/1: mm: use TTBR1 instead of reserved context ID" davinci: make PCM platform devices static arm: davinci: Fix fallout from generic irq chip conversion ARM: 6894/1: mmci: trigger card detect IRQs on falling and rising edges ARM: 6952/1: fix lockdep warning of "unannotated irqs-off" ARM: 6951/1: include .bss in memory layout information ARM: 6948/1: Fix .size directives for __arm{7,9}tdmi_proc_info ARM: 6947/2: mach-u300: fix compilation error in timer ARM: 6946/1: vexpress: move v2m clock init to init_early ARM: mx51/sdma: Check the chip revision in run-time arm: mxs: include asm/processor.h for cpu_relax() 
* 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm:
  ARM: footbridge: fix clock event support
  ARM: footbridge: fix debug macros
  ARM: initrd: disable initrds outside of memory
  ARM: extend Code: line by one 16-bit quantity for Thumb instructions
  ARM: 6955/1: cmpxchg syscall should data abort if page not write
  ARM: 6954/1: zImage: fix Thumb2 breakage
  ARM: 6953/1: DT: don't try to access physical address zero
  ARM: 6949/2: mach-u300: fix compilaton warning in IO accessors
  Revert "ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks"
  Revert "ARM: 6943/1: mm: use TTBR1 instead of reserved context ID"
  davinci: make PCM platform devices static
  arm: davinci: Fix fallout from generic irq chip conversion
  ARM: 6894/1: mmci: trigger card detect IRQs on falling and rising edges
  ARM: 6952/1: fix lockdep warning of "unannotated irqs-off"
  ARM: 6951/1: include .bss in memory layout information
  ARM: 6948/1: Fix .size directives for __arm{7,9}tdmi_proc_info
  ARM: 6947/2: mach-u300: fix compilation error in timer
  ARM: 6946/1: vexpress: move v2m clock init to init_early
  ARM: mx51/sdma: Check the chip revision in run-time
  arm: mxs: include asm/processor.h for cpu_relax()
ARM: 6894/1: mmci: trigger card detect IRQs on falling and rising edges 2011-06-06T10:11:12+00:00 Linus Walleij linus.walleij@linaro.org 2011-05-05T16:23:10+00:00 17ee083b7897ab27b4949c42de805889ebd2b4c5 Right now the card detect IRQ for MMCI is requested without any flags which will give some default machine-specified IRQ behaviour. However on the U300 rising+falling edges (such as can be expected from a simple GPIO to generate when inserting/removing a card) need to be requested explicitly. Cc: Rabin Vincent <rabin.vincent@stericsson.com> Cc: Ulf Hansson <ulf.hansson@stericsson.com> Cc: Sebastian Rasmussen <sebastian.rasmussen@stericsson.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> 
Right now the card detect IRQ for MMCI is requested without any
flags which will give some default machine-specified IRQ
behaviour. However on the U300 rising+falling edges (such as can
be expected from a simple GPIO to generate when inserting/removing
a card) need to be requested explicitly.

Cc: Rabin Vincent <rabin.vincent@stericsson.com>
Cc: Ulf Hansson <ulf.hansson@stericsson.com>
Cc: Sebastian Rasmussen <sebastian.rasmussen@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
ARM: OMAP4: MMC: no regulator off during probe for eMMC 2011-06-01T09:25:04+00:00 Balaji T K balajitk@ti.com 2011-05-30T14:25:34+00:00 b1c1df7a7d50bf94de89704e963467bc94b1fef9 eMMC does not handle power off when not in sleep state, Skip regulator disable during probe when eMMC is not in known state - state left by bootloader. Resolves eMMC failure on OMAP4 mmc0: error -110 whilst initialising MMC card Signed-off-by: Balaji T K <balajitk@ti.com> Tested-by: Kishore Kadiyala <kishore.kadiyala@ti.com> Acked-by: Kishore Kadiyala <kishore.kadiyala@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com> 
eMMC does not handle power off when not in sleep state,
Skip regulator disable during probe when eMMC is
not in known state - state left by bootloader.

Resolves eMMC failure on OMAP4
mmc0: error -110 whilst initialising MMC card

Signed-off-by: Balaji T K <balajitk@ti.com>
Tested-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Acked-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm 2011-05-28T02:51:32+00:00 Linus Torvalds torvalds@linux-foundation.org 2011-05-28T02:51:32+00:00 2a56d2220284b0e4dd8569fa475d7053f1c40a63 * 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits) ARM: 6945/1: Add unwinding support for division functions ARM: kill pmd_off() ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks ARM: 6943/1: mm: use TTBR1 instead of reserved context ID ARM: 6942/1: mm: make TTBR1 always point to swapper_pg_dir on ARMv6/7 ARM: 6941/1: cache: ensure MVA is cacheline aligned in flush_kern_dcache_area ARM: add sendmmsg syscall ARM: 6863/1: allow hotplug on msm ARM: 6832/1: mmci: support for ST-Ericsson db8500v2 ARM: 6830/1: mach-ux500: force PrimeCell revisions ARM: 6829/1: amba: make hardcoded periphid override hardware ARM: 6828/1: mach-ux500: delete SSP PrimeCell ID ARM: 6827/1: mach-netx: delete hardcoded periphid ARM: 6940/1: fiq: Briefly document driver responsibilities for suspend/resume ARM: 6938/1: fiq: Refactor {get,set}_fiq_regs() for Thumb-2 ARM: 6914/1: sparsemem: fix highmem detection when using SPARSEMEM ARM: 6913/1: sparsemem: allow pfn_valid to be overridden when using SPARSEMEM at91: drop at572d940hf support at91rm9200: introduce at91rm9200_set_type to specficy cpu package at91: drop boot_params and PLAT_PHYS_OFFSET ... 
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
  ARM: 6945/1: Add unwinding support for division functions
  ARM: kill pmd_off()
  ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks
  ARM: 6943/1: mm: use TTBR1 instead of reserved context ID
  ARM: 6942/1: mm: make TTBR1 always point to swapper_pg_dir on ARMv6/7
  ARM: 6941/1: cache: ensure MVA is cacheline aligned in flush_kern_dcache_area
  ARM: add sendmmsg syscall
  ARM: 6863/1: allow hotplug on msm
  ARM: 6832/1: mmci: support for ST-Ericsson db8500v2
  ARM: 6830/1: mach-ux500: force PrimeCell revisions
  ARM: 6829/1: amba: make hardcoded periphid override hardware
  ARM: 6828/1: mach-ux500: delete SSP PrimeCell ID
  ARM: 6827/1: mach-netx: delete hardcoded periphid
  ARM: 6940/1: fiq: Briefly document driver responsibilities for suspend/resume
  ARM: 6938/1: fiq: Refactor {get,set}_fiq_regs() for Thumb-2
  ARM: 6914/1: sparsemem: fix highmem detection when using SPARSEMEM
  ARM: 6913/1: sparsemem: allow pfn_valid to be overridden when using SPARSEMEM
  at91: drop at572d940hf support
  at91rm9200: introduce at91rm9200_set_type to specficy cpu package
  at91: drop boot_params and PLAT_PHYS_OFFSET
  ...
mmc: Use device platform_data to retrieve tmio_mmc platform bits 2011-05-26T17:44:59+00:00 Samuel Ortiz sameo@linux.intel.com 2011-04-06T09:38:14+00:00 ec71974f2a3ae052cdbb57a92ce3c3b34ebd7b5d With the addition of the platform device mfd_cell pointer, we can now cleanly pass the sub device drivers platform data pointers through the regular device platform_data one, and get rid of mfd_get_data() Cc: Ian Molton <spyro@f2s.com> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Cc: Philipp Zabel <philipp.zabel@gmail.com> Acked-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
With the addition of the platform device mfd_cell pointer, we can now
cleanly pass the sub device drivers platform data pointers through the
regular device platform_data one, and get rid of mfd_get_data()

Cc: Ian Molton <spyro@f2s.com>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Philipp Zabel <philipp.zabel@gmail.com>
Acked-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
ARM: 6832/1: mmci: support for ST-Ericsson db8500v2 2011-05-26T09:33:35+00:00 Philippe Langlais philippe.langlais@stericsson.com 2011-03-25T07:51:52+00:00 1784b157c89cd2b5e6a3840abfdab6ed51f31d86 ST-Ericsson modified ARM PrimeCell PL180 block has not got an updated corresponding amba-id, althought the IP block has changed in db8500v2. The change was done to the datactrl register. Using the overrided subversion ID, account for this. Signed-off-by: Philippe Langlais <philippe.langlais@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> 
ST-Ericsson modified ARM PrimeCell PL180 block has not got
an updated corresponding amba-id, althought the IP block has
changed in db8500v2. The change was done to the datactrl register.
Using the overrided subversion ID, account for this.

Signed-off-by: Philippe Langlais <philippe.langlais@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc 2011-05-25T23:55:55+00:00 Linus Torvalds torvalds@linux-foundation.org 2011-05-25T23:55:55+00:00 8c1c77ff9be27137fa7cbbf51efedef1a2ae915b * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (75 commits) mmc: core: eMMC bus width may not work on all platforms mmc: sdhci: Auto-CMD23 fixes. mmc: sdhci: Auto-CMD23 support. mmc: core: Block CMD23 support for UHS104/SDXC cards. mmc: sdhci: Implement MMC_CAP_CMD23 for SDHCI. mmc: core: Use CMD23 for multiblock transfers when we can. mmc: quirks: Add/remove quirks conditional support. mmc: Add new VUB300 USB-to-SD/SDIO/MMC driver mmc: sdhci-pxa: Add quirks for DMA/ADMA to match h/w mmc: core: duplicated trial with same freq in mmc_rescan_try_freq() mmc: core: add support for eMMC Dual Data Rate mmc: core: eMMC signal voltage does not use CMD11 mmc: sdhci-pxa: add platform code for UHS signaling mmc: sdhci: add hooks for setting UHS in platform specific code mmc: core: clear MMC_PM_KEEP_POWER flag on resume mmc: dw_mmc: fixed wrong regulator_enable in suspend/resume mmc: sdhi: allow powering down controller with no card inserted mmc: tmio: runtime suspend the controller, where possible mmc: sdhi: support up to 3 interrupt sources mmc: sdhi: print physical base address and clock rate ... 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (75 commits)
  mmc: core: eMMC bus width may not work on all platforms
  mmc: sdhci: Auto-CMD23 fixes.
  mmc: sdhci: Auto-CMD23 support.
  mmc: core: Block CMD23 support for UHS104/SDXC cards.
  mmc: sdhci: Implement MMC_CAP_CMD23 for SDHCI.
  mmc: core: Use CMD23 for multiblock transfers when we can.
  mmc: quirks: Add/remove quirks conditional support.
  mmc: Add new VUB300 USB-to-SD/SDIO/MMC driver
  mmc: sdhci-pxa: Add quirks for DMA/ADMA to match h/w
  mmc: core: duplicated trial with same freq in mmc_rescan_try_freq()
  mmc: core: add support for eMMC Dual Data Rate
  mmc: core: eMMC signal voltage does not use CMD11
  mmc: sdhci-pxa: add platform code for UHS signaling
  mmc: sdhci: add hooks for setting UHS in platform specific code
  mmc: core: clear MMC_PM_KEEP_POWER flag on resume
  mmc: dw_mmc: fixed wrong regulator_enable in suspend/resume
  mmc: sdhi: allow powering down controller with no card inserted
  mmc: tmio: runtime suspend the controller, where possible
  mmc: sdhi: support up to 3 interrupt sources
  mmc: sdhi: print physical base address and clock rate
  ...
mmc: core: eMMC bus width may not work on all platforms 2011-05-25T20:52:32+00:00 Philip Rakity prakity@marvell.com 2011-05-25T01:14:58+00:00 08ee80cc397ac1a306ca689a22ede954d92d0db1 CMD19 -- The offical way to validate bus widths from the JEDEC spec does not work on all platforms. Some platforms that use PCI/PCIe to connect their SD controllers are known to fail. If the quirk MMC_BUS_WIDTH_TEST is not defined we try to figure out the bus width by reading the ext_csd at different bus widths and compare this against the ext_csd read in 1 bit mode. If no ext_csd is available we default to 1 bit operations. Code has been tested on mmp2 against 8 bit eMMC and Transcend 2GB card that is known to not work in 4 bit mode. The physical pins on the card are not present to support 4 bit operation. Signed-off-by: Philip Rakity <prakity@marvell.com> Signed-off-by: Chris Ball <cjb@laptop.org> 
CMD19 -- The offical way to validate bus widths from the JEDEC spec
does not work on all platforms.  Some platforms that use PCI/PCIe
to connect their SD controllers are known to fail.

If the quirk MMC_BUS_WIDTH_TEST is not defined we try to figure out
the bus width by reading the ext_csd at different bus widths and
compare this against the ext_csd read in 1 bit mode.  If no ext_csd
is available we default to 1 bit operations.

Code has been tested on mmp2 against 8 bit eMMC and Transcend 2GB
card that is known to not work in 4 bit mode.  The physical pins
on the card are not present to support 4 bit operation.

Signed-off-by: Philip Rakity <prakity@marvell.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
mmc: sdhci: Auto-CMD23 fixes. 2011-05-25T20:52:26+00:00 Andrei Warkentin andreiw@motorola.com 2011-05-25T14:42:50+00:00 4f3d3e9b50931a3ec70f324d53fb7437e2a39388 Fixes bugs in Auto-CMD23 feature enable decision. Auto-CMD23 should be enabled if host is >= v3, and SDMA is not in use. USE_ADMA | USE_SDMA | Auto-CMD23 ---------+----------+----------- 0 | 0 | 1 ---------+----------+----------- 0 | 1 | 0 ---------+----------+----------- 1 | 0 | 1 ---------+----------+----------- 1 | 1 | 1 Signed-off-by: Andrei Warkentin <andreiw@motorola.com> Signed-off-by: Chris Ball <cjb@laptop.org> 
Fixes bugs in Auto-CMD23 feature enable decision. Auto-CMD23
should be enabled if host is >= v3, and SDMA is not in use.

USE_ADMA | USE_SDMA | Auto-CMD23
---------+----------+-----------
    0    |    0     |     1
---------+----------+-----------
    0    |    1     |     0
---------+----------+-----------
    1    |    0     |     1
---------+----------+-----------
    1    |    1     |     1

Signed-off-by: Andrei Warkentin <andreiw@motorola.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
mmc: sdhci: Auto-CMD23 support. 2011-05-25T20:51:40+00:00 Andrei Warkentin andreiw@motorola.com 2011-05-23T20:06:39+00:00 8edf63710bd43e62d59bfe017df542fa0713bbb3 Enables Auto-CMD23 support where available (SDHCI 3.0 controllers) Signed-off-by: Andrei Warkentin <andreiw@motorola.com> Tested-by: Arindam Nath <arindam.nath@amd.com> Signed-off-by: Chris Ball <cjb@laptop.org> 
Enables Auto-CMD23 support where available (SDHCI 3.0 controllers)

Signed-off-by: Andrei Warkentin <andreiw@motorola.com>
Tested-by: Arindam Nath <arindam.nath@amd.com>
Signed-off-by: Chris Ball <cjb@laptop.org>