linux-stable.git/drivers/mmc/core, branch v3.12

Merge tag 'mmc-updates-for-3.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc

2013-09-10T20:33:09+00:00

Pull MMC updates from Chris Ball:
 "MMC highlights for 3.12:

  Core:
   - Support Allocation Units 8MB-64MB in SD3.0, previous max was 4MB.
   - The slot-gpio helper can now handle GPIO debouncing card-detect.
   - Read supported voltages from DT "voltage-ranges" property.

  Drivers:
   - dw_mmc: Add support for ARC architecture, and support exynos5420.
   - mmc_spi: Support CD/RO GPIOs.
   - sh_mobile_sdhi: Add compatibility for more Renesas SoCs.
   - sh_mmcif: Add DT support for DMA channels"

* tag 'mmc-updates-for-3.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (50 commits)
  Revert "mmc: tmio-mmc: Remove .set_pwr() callback from platform data"
  mmc: dw_mmc: Add support for ARC
  mmc: sdhci-s3c: initialize host->quirks2 for using quirks2
  mmc: sdhci-s3c: fix the wrong register value, when clock is disabled
  mmc: esdhc: add support to get voltage from device-tree
  mmc: sdhci: get voltage from sdhc host
  mmc: core: parse voltage from device-tree
  mmc: omap_hsmmc: use the generic config for omap2plus devices
  mmc: omap_hsmmc: clear status flags before starting a new command
  mmc: dw_mmc: exynos: Add a new compatible string for exynos5420
  mmc: sh_mmcif: revision-specific CLK_CTRL2 handling
  mmc: sh_mmcif: revision-specific Command Completion Signal handling
  mmc: sh_mmcif: add support for Device Tree DMA bindings
  mmc: sh_mmcif: move header include from header into .c
  mmc: SDHI: add DT compatibility strings for further SoCs
  mmc: dw_mmc-pci: enable bus-mastering mode
  mmc: dw_mmc-pci: get resources from a proper BAR
  mmc: tmio-mmc: Remove .set_pwr() callback from platform data
  mmc: tmio-mmc: Remove .get_cd() callback from platform data
  mmc: sh_mobile_sdhi: Remove .set_pwr() callback from platform data
  ...

mmc: core: parse voltage from device-tree

2013-08-26T15:31:40+00:00

Add function to support getting voltage from device-tree.
If voltage-range is specified in device-tree node, this function
will parse it and return the available voltage mask.

Signed-off-by: Haijun Zhang 
Acked-by: Anton Vorontsov 
Signed-off-by: Chris Ball

mmc: slot-gpio: Add debouncing capability to mmc_gpio_request_cd()

2013-08-25T03:45:09+00:00

Add a debounce parameter to the mmc_gpio_request_cd() function that
enables GPIO debouncing when set to a non-zero value. This can be used
by MMC host drivers to enable debouncing on the card detect signal.

Signed-off-by: Laurent Pinchart 
Reviewed-by: H Hartley Sweeten 
Signed-off-by: Chris Ball

mmc: core: Set data timeout for mmc bus test commands (CMD14 and CMD19).

2013-08-25T03:25:36+00:00

Signed-off-by: Minjian Wu 
Acked-by: Ulf Hansson 
Signed-off-by: Chris Ball

mmc: sd: fix the maximum au_size for SD3.0

2013-08-25T03:07:38+00:00

Since SD Physical Layer specification V3.0, AU_SIZE is supported up
to 0xf.  So If SD-card is supported v3.0, then max_au should be 0xf.

Signed-off-by: Jaehoon Chung 
Signed-off-by: Kyungmin Park 
Signed-off-by: Chris Ball

mmc: core: free mmc_card if cmd 3,9,7 fails in mmc_sd_init_card

2013-08-25T02:53:30+00:00

In function mmc_sd_init_card, if command 3/9/7 got failed, mmc_card
allocated just before won't be freed. This would cause memory leak.

Signed-off-by: Wei WANG 
Signed-off-by: Chris Ball

mmc: core: Indicate that vmmcq may be absent

2013-07-31T08:56:39+00:00

Use regulator_get_optional() to tell the core that requests for the vmmcq
regulator can fail in a real system.

Signed-off-by: Mark Brown 
Acked-by: Chris Ball

Merge tag 'mmc-updates-for-3.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc

2013-07-10T18:16:00+00:00

Pull MMC updates from Chris Ball:
 "MMC highlights for 3.11:

  Core:
   - Add support for eMMC 5.1 devices
   - Add MMC_CAP_AGGRESSIVE_PM capability for aggressive power
     management of eMMC/SD between requests, using runtime PM
   - Add an ioctl to perform the eMMC 4.5 Sanitize command.  Sample code
     at:

       git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc-utils.git

  Drivers:
   - dw_mmc: Add support for Rockchip's Cortex-A9 SoCs
   - dw_mmc: Add support for Altera SoCFPGAs
   - sdhci-esdhc-imx: Add support for 8-bit bus width, non-removable
     cards
   - sdhci-bcm-kona: New driver for Broadcom Kona (281xx) SoCs
   - sdhi/tmio: Add DT DMA support"

* tag 'mmc-updates-for-3.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (87 commits)
  mmc: bcm281xx SDHCI driver
  mmc: sdhci: add card_event callback to sdhci
  mmc: core: Fixup Oops for SDIO shutdown
  mmc: sdhci-pci: add another device id
  mmc: esdhc: Fix bug when writing to SDHCI_HOST_CONTROL register
  mmc: esdhc: Add support for 8-bit bus width and non-removable card
  mmc: core: production year for eMMC 4.41 and later
  mmc: omap: remove unnecessary #if 0's
  mmc: sdhci: fix ctrl_2 on super-speed selection
  mmc: dw_mmc-pltfm: add Rockchip variant
  mmc: dw_mmc-pltfm: move probe and remove below dt match table
  mmc: dw_mmc-pltfm: remove static from dw_mci_pltfm_remove
  mmc: sdhci-acpi: add support for eMMC hardware reset for HID 80860F14
  mmc: sdhci-pci: add support for eMMC hardware reset for BYT eMMC.
  mmc: dw_mmc: Add support DW SD/MMC driver on SOCFPGA
  mmc: sdhci: fix caps2 for HS200
  sdhci-pxav3: Fix runtime PM initialization
  mmc: core: Add DT-bindings for MMC_CAP2_FULL_PWR_CYCLE
  mmc: core: Invent MMC_CAP2_FULL_PWR_CYCLE
  mmc: core: Enable power_off_notify for eMMC shutdown sequence
  ...

mmc: core: Fixup Oops for SDIO shutdown

2013-07-05T16:51:22+00:00

Commit "mmc: core: Handle card shutdown from mmc_bus" introduced an
Oops in the shutdown sequence for SDIO.

The drv pointer, does not exist for SDIO since the probing of the SDIO
card from the mmc_bus perspective is expected to fail by returning
-ENODEV.

This patch adds the proper check for the pointer before calling it.

Signed-off-by: Ulf Hansson 
Reported-by: Stephen Warren 
Reported-by: Tuomas Tynkkynen 
Tested-by: Tuomas Tynkkynen 
Acked-by: Jaehoon Chung 
Signed-off-by: Chris Ball

mmc: core: production year for eMMC 4.41 and later

2013-07-05T16:46:30+00:00

The field containing the production date in the CID register only uses
4 bits to encode the year, starting from 1997 in the original standard.
In 2013, the production year field contains 0, and the kernel reports a
1997 production date.

The eMMC 4.51 specification adds a new interpretation rule. For all
devices implementing the 4.41 specification or later, the production
year field will be interpreted as a value between 2010 and 2025, with
0 corresponding to 2013.

Signed-off-by: Romain Izard 
Signed-off-by: Chris Ball