synchronize_rcu() does the stuff as needed.
Signed-off-by: NLai Jiangshan <laijs@cn.fujitsu.com>
Cc: Doug Thompson <dougthompson@xmission.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Let memory allocator initialize the allocated memory as null, thus remove
the use of memset.
Signed-off-by: NRakib Mullick <rakib.mullick@gmail.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

The ->read_proc interface is going away, convert to seq_file.
Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
Cc:Corey Minyard <minyard@acm.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

The Blackfin arch, like the x86 arch, needs to adjust the PC manually
after a breakpoint is hit as normally this is handled by the remote gdb.
However, rather than starting another arch ifdef mess, create a common
GDB_ADJUSTS_BREAK_OFFSET define for any arch to opt-in via their kgdb.h.
Signed-off-by: NMike Frysinger <vapier@gentoo.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Acked-by: NPaul Mundt <lethal@linux-sh.org>
Acked-by: NDongdong Deng <dongdong.deng@windriver.com>
Cc: Sergei Shtylyov <sshtylyov@mvista.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

[akpm@linux-foundation.org: retain the code comments]
Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
Cc: Vladimir Zapolskiy <vzapolskiy@gmail.com>
Cc: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Commit 51ba60c5 ("RTC: Cleanup rtc_class_ops->update_irq_enable()")
removed the only user of the update IRQ, so there is no need to manage it
any more.
Signed-off-by: NLars-Peter Clausen <lars@metafoo.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br>
Cc: John Stultz <john.stultz@linaro.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Signed-off-by: NRajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: NViresh Kumar <viresh.kumar@st.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

The memory allocated using request_mem_region should be released using
release_mem_region, not release_region.

The semantic patch that fixes part of this problem is as follows:
(http://coccinelle.lip6.fr/)

  // <smpl>
  @@
  expression E1,E2,E3;
  @@

  request_mem_region(E1,E2,E3)
  ...
  ?- release_region(E1,E2)
  + release_mem_region(E1,E2)
  // </smpl>

[akpm@linux-foundation.org: use resource_size()]
Signed-off-by: NJulia Lawall <julia@diku.dk>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Add basic support for ST m41t93 SPI RTCs.  Tested with factory-new and
with "run-in" species with and without backup batteries.
Signed-off-by: NNikolaus Voss <n.voss@weinmann.de>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Add support for the Micro Crystal RV3029-C2 RTC chips.
Signed-off-by: NHeiko Schocher <hs@denx.de>
Signed-off-by: NGregory Hermant <gregory.hermant@calao-systems.com>
Cc: Wan ZongShun <mcuos.com@gmail.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Acked-by: NWolfram Sang <w.sang@pengutronix.de>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Add support for EM Microelectronic EM3027 RTC chip.
Signed-off-by: NMike Rapoport <mike@compulab.co.il>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

This adds a driver for the RTC devices in VIA and WonderMedia
Systems-on-Chip.  Alarm, 1Hz interrupts, reading and setting time are
supported.
Signed-off-by: NAlexey Charkov <alchark@gmail.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Alexey Charkov <alchark@gmail.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

spin_lock_irqsave() requires unsigned long.
Signed-off-by: NKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

alpha allmodconfig:

  drivers/bcma/host_pci.c: In function 'bcma_host_pci_probe':
  drivers/bcma/host_pci.c:102: error: implicit declaration of function 'kzalloc'
  drivers/bcma/host_pci.c:102: warning: assignment makes pointer from integer without a cast

Cc: <zajec5@gmail.com>
Cc: John W. Linville <linville@tuxdriver.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

alpha allmodconfig:

  drivers/video/mb862xx/mb862xxfbdrv.c: In function 'mb862xxfb_ioctl':
  drivers/video/mb862xx/mb862xxfbdrv.c:323: error: implicit declaration of function 'copy_to_user'
  drivers/video/mb862xx/mb862xxfbdrv.c:327: error: implicit declaration of function 'copy_from_user'

Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Anatolij Gustschin <agust@denx.de>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Fix printk format warning (seen on x86_64) and change to unsigned
output format:

drivers/regulator/88pm8607.c:417: warning: format '%d' expects type 'int', but argument 3 has type 'resource_size_t'
Signed-off-by: NRandy Dunlap <randy.dunlap@oracle.com>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Add support for PMIC8XXX power key driven over dedicated
KYPD_PWR_N pin.
Acked-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: NTrilok Soni <tsoni@codeaurora.org>
Signed-off-by: NAnirudh Ghayal <aghayal@codeaurora.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Add Qualcomm PMIC8XXX based keypad controller driver
supporting upto 18x8 matrix configuration.
Acked-by: NDmitry Torokhov <dtor@mail.ru>
Signed-off-by: NTrilok Soni <tsoni@codeaurora.org>
Signed-off-by: NAnirudh Ghayal <aghayal@codeaurora.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

The usbhs core driver does not enable/disable the interface and
functional clocks; These clocks are handled by hwmod and runtime pm,
hence insted of the clock enable/disable, the runtime pm APIS are
used. however,the port clocks and tll clocks are handled
by the usbhs core.
Signed-off-by: NKeshava Munegowda <keshava_mgowda@ti.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

The size of the TC6380AF SD Host Controller Configuration area is 0x200 bytes (assuming registers are aligned on 32-bit boundaries), not 0x400 bytes. Source: Toshiba TC6380AF Specification sections 4.2 and 4.3.1
Signed-off-by: NPaul Parsons <lost.distance@yahoo.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

1. Return proper error if omap_usbhs_alloc_child fails
2. In the case of goto err_ehci, we should call platform_device_unregister(ehci)
   instead of platform_device_put(ehci) because we have already added the
   platform device to device hierarchy.
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Tested-by: NKeshava Munegowda <keshava_mgowda@ti.com>
Acked-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

The disabling of clocks and freeing GPIO are changed
to fix the occurrence of the crash of rmmod of ehci and ohci
drivers. The GPIOs should be freed after the spin locks are
unlocked.
Signed-off-by: NKeshava Munegowda <keshava_mgowda@ti.com>
Acked-by: NFelipe Balbi <balbi@ti.com>
Cc: stable@kernel.org
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Add LED support for the HTC ASIC3. Underlying support is provided by the mfd/asic3 and leds/leds-asic3 drivers. An example configuration is provided by the pxa/hx4700 platform.
Signed-off-by: NPaul Parsons <lost.distance@yahoo.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Add LED support for the HTC ASIC3. Underlying support is provided by the mfd/asic3 and leds/leds-asic3 drivers. An example configuration is provided by the pxa/hx4700 platform.
Signed-off-by: NPaul Parsons <lost.distance@yahoo.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Signed-off-by: NPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

The bitmask for enabling the BatTemp pull-up was wrong and
is corrected. The name is also changed to be inline with
the AB8500 register description
Signed-off-by: NJohan Palsson <johan.palsson@stericsson.com>
Reviewed-by: NMattias Wallin <mattias.wallin@stericsson.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

In AB8500 3.0 the pull-up supplying the NTC must be manually activated.
Add enumerators to chip version detection logic.
Signed-off-by: NKalle Komierowski <karl.komierowski@stericsson.com>
Reviewed-by: NJohan Palsson <johan.palsson@stericsson.com>
Reviewed-by: NDaniel Willerud <daniel.willerud@stericsson.com>
Reviewed-by: NJonas Aberg <jonas.aberg@stericsson.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Since functionality in MFD cells may need to be adjusted according to
chip revision, let's enumerate them and keep track of them.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Fixing the error condition check in twl4030 remove script function.
Due to some typo in commit ID: 11a441ceSigned-off-by: NLesly A M <leslyam@ti.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

The charger fault IRQs from the twl will in future patches be handled
by a seperate IRQ handler in the charger driver than the general charger
IRQ. Give them different IRQ numbers now to allow the charger driver to
be merged in the future.
Signed-off-by: NGraeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Phoenix Lite is based on the twl6030 family of PMICs. It has mostly the
same feature set of twl6030 but with small changes. The codec block has
also been removed. It also has a new charger block and new features in
its ADC block. VUSB handling also differs.
Signed-off-by: NGraeme Gregory <gg@slimlogic.co.uk>
Reviewed-by: NMark Brown <broonie@opensource.wolfsonicro.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Avoid to use constraint name in regulator driver. So use regulator id is used
instead in platform driver.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Cc: Liam Girdwood <lrg@slimlogic.co.uk>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Since regulator[0] is always checking in mfd driver, it results in
registration failure without regulator[0].
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Reviewed-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

i2c_client parameter isn't used in some functions. Just remove it.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Maybe multiple PMIC devices are installed into one board. Static variable
can only make driver logic mess. So remove these variable, and use
platform data from platform driver instead.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Enable rtc function in 88pm860x PMIC.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Force to enable i2c as power up/down sequence. Otherwise, SD/LDO can't
be enabled or disabled via accessing i2c bus.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Cc: Liam Girdwood <lrg@slimlogic.co.uk>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Avoid to get platform_data from parent device. Get it from mfd cell
device instead.
Signed-off-by: NHaojian Zhuang <haojian.zhuang@marvell.com>
Acked-by: NAnton Vorontsov <cbou@mail.ru>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

In the current code, every time we set a TPS6586x GPIO pin,
the tps6586x_gpio_set function is resetting all other GPIO pins.
We need to update the right GPIOxOUT bit of the GPIOSET2 register instead
of overriding the full value.

Tested by setting sequentially GPIO2 and GPIO3 and verifying the
pins voltage.

Change-Id: I560edde146c5425cce37432c4ee91569eea5adcf
Signed-off-by: NVincent Palatin <vpalatin@chromium.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Add support for the irq controller in Qualcomm 8xxx pmic. The 8xxx
interrupt controller provides control for gpio and mpp configured as
interrupts in addition to other subdevice interrupts. The interrupt
controller also provides a way to read the real time status of an
interrupt. This real time status is the only way one can get the
input values of gpio and mpp lines.
Signed-off-by: NAbhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>