Commit graph

67623 commits

Author SHA1 Message Date
Ola Lilja c0af14d321 ARM: ux500: Add support for MSP I2S-devices
Create devices for the MSP-blocks (MSP0, MSP1, MSP2 and MSP3)
and associate it with the correct clocks in the clock-framework.

Signed-off-by: Ola Lilja <ola.o.lilja@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 10:26:47 +02:00
Lee Jones a60b57edda drivers/gpio: gpio-nomadik: Add support for irqdomains
Add irq domain support to the gpio-nomadik GPIO driver. This
enables its users to support dynamic IRQ assignment, which is
requried by Device Tree.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:07 +02:00
Lee Jones 513c27f84e drivers/gpio: gpio-nomadik: Apply Device Tree bindings
This creates Device Tree bindings for the Nomadik GPIO driver.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:07 +02:00
Linus Walleij 1baa57434a ARM: ux500: update pin handling
This updates the Ux500 pin handling to take much more care when
applying pin settings for different platforms and peripherals.
This is an accumulation of a longer history of updates to the
MOP500 family pin file.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:06 +02:00
Rabin Vincent 339bcf3b49 ARM: ux500: implement pin API
Implement an API to allow a list of pincfgs to be remuxed to active
and sleep modes, for power saving. This is not exported on purpose,
because it is not to be called by drivers directly.

Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:05 +02:00
Linus Walleij 68293b3ad2 ARM: ux500: remove a bunch of internal pull-ups
The default configuration for a number of I2C and keypad pins was
to pull-up. However on most reference designs the electronics
already contain external pull-ups which means the internal
pull-ups will lower the common resistance and increase power
consumption on these lines, and in some reference designs the
keypad inputs are not used so this will just cause problems. So
remove these pull-ups and add them on demand instead if needed.

Signed-off-by: Magnus Templing <magnus.templing@stericsson.com>
Signed-off-by: Naveen Kumar Gaddipati <naveen.gaddipati@stericsson.com>
Reviewed-by: Jonas Aberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:05 +02:00
Linus Walleij 826ed67008 plat-nomadik: new sleep mode pincfg macros
This adds a few sleep mode pin config macros for sleep mode
for the Nomadik GPIO/pin controller.

Signed-off-by: Rickard Andersson <rickard.andersson@stericsson.com>
Signed-off-by: Rikard Olsson <rikard.p.olsson@stericsson.com>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-24 09:36:04 +02:00
Rabin Vincent ebc6178dab gpio/nomadik: support low EMI mode
Low EMI (Electro-Magnetic Interference) mode means lower slew
rate on the signals. The Nomadik GPIO controller supports
this so create an interface to enable it.

Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-23 11:06:08 +02:00
Yong Zhang e9a5ea1852 sparc32,leon: add notify_cpu_starting()
Otherwise cpu_active_mask will not set, which lead to other issue.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Reviewed-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-04-21 16:35:06 -04:00
Linus Torvalds 8f4f9d4d3c ARM: SoC fixes for 3.4-rc
- at91, ux500, imx, omap and bcmring:
   - at91 fixes for =m driver build issues, irqdomain fixes and config
     dependency fixes
   - ux500 kconfig dependency fixes and a  smp wakeup bugfix
   - imx idle bugfix and build fix due to irq domain changes
   - omap uart pinmux fixes, softreset regression revert and misc fixes
   - bcmring build error regression fix
 
 - ux500 and imx had some small defconfig updates in this branch
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: SoC fixes" from Olof Johansson:
 * at91, ux500, imx, omap and bcmring:
  - at91 fixes for =m driver build issues, irqdomain fixes and config
    dependency fixes
  - ux500 kconfig dependency fixes and a  smp wakeup bugfix
  - imx idle bugfix and build fix due to irq domain changes
  - omap uart pinmux fixes, softreset regression revert and misc fixes
  - bcmring build error regression fix

 * ux500 and imx had some small defconfig updates in this branch

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (27 commits)
  ARM: bcmring: fix UART declarations
  ARM: imx: Fix imx5 idle logic bug
  ARM: imx27-dt: Fix build due to removal of irq_domain_add_simple()
  ARM: imx_v4_v5_defconfig: Add support for CONFIG_REGULATOR_FIXED_VOLTAGE
  ARM: OMAP1: DMTIMER: fix broken timer clock source selection
  ARM: OMAP: serial: Fix the ocp smart idlemode handling bug
  ARM: OMAP2+: UART: Fix incorrect population of default uart pads
  ARM: OMAP: sram: fix BUG in dpll code for !PM case
  dmaengine: Kconfig: fix Atmel at_hdmac entry
  USB: gadget/at91_udc: add gpio_to_irq() function to vbus interrupt
  USB: ohci-at91: change annotations for probe/remove functions
  leds-atmel-pwm.c: Make pwmled_probe() __devinit
  ARM: at91: fix at91sam9261ek Ethernet dm9000 irq
  ARM: at91: fix rm9200ek flash size
  ARM: at91: remove empty at91_init_serial function
  ARM: at91: fix typo in at91_pmc_base assembly declaration
  ARM: at91: Export at91_matrix_base
  ARM: at91: Export at91_pmc_base
  ARM: at91: Export at91_ramc_base
  ARM: at91: Export at91_st_base
  ...
2012-04-21 12:45:52 -07:00
Linus Torvalds 9f24ff6f42 First MFD pull request for 3.4 fixes
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Merge tag 'mfd-for-linus-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6

Pull MFD fixes from Samuel Ortiz:
 "We have 3 build fixes, a OMAP USB host PHY reset fix and the twl6040
  conversion to an i2c driver.  The latter may not sound like a fix but
  the twl6040 MFD driver won't probe without it, triggering an OMAP4
  audio regression."

* tag 'mfd-for-linus-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6:
  mfd: Fix modular builds of rc5t583 regulator support
  mfd: Fix asic3_gpio_to_irq
  ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue
  mfd: Convert twl6040 to i2c driver, and separate it from twl core
  mfd : Fix dbx500 compilation error
2012-04-21 12:42:12 -07:00
Al Viro bfce281c28 kill mm argument of vm_munmap()
it's always current->mm

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-04-21 01:58:20 -04:00
Al Viro 9f3a4afb27 perfmon: kill some helpers and arguments
pfm_vm_munmap() is simply vm_munmap() and pfm_remove_smpl_mapping()
always get current as the first argument.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-04-21 01:58:18 -04:00
Linus Torvalds 6be5ceb02e VM: add "vm_mmap()" helper function
This continues the theme started with vm_brk() and vm_munmap():
vm_mmap() does the same thing as do_mmap(), but additionally does the
required VM locking.

This uninlines (and rewrites it to be clearer) do_mmap(), which sadly
duplicates it in mm/mmap.c and mm/nommu.c.  But that way we don't have
to export our internal do_mmap_pgoff() function.

Some day we hopefully don't have to export do_mmap() either, if all
modular users can become the simpler vm_mmap() instead.  We're actually
very close to that already, with the notable exception of the (broken)
use in i810, and a couple of stragglers in binfmt_elf.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-20 17:29:13 -07:00
Linus Torvalds a46ef99d80 VM: add "vm_munmap()" helper function
Like the vm_brk() function, this is the same as "do_munmap()", except it
does the VM locking for the caller.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-20 17:29:13 -07:00
Linus Torvalds e4eb1ff61b VM: add "vm_brk()" helper function
It does the same thing as "do_brk()", except it handles the VM locking
too.

It turns out that all external callers want that anyway, so we can make
do_brk() static to just mm/mmap.c while at it.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-20 17:28:17 -07:00
Linus Torvalds edaf6c3834 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
Pull m68k arch fixes from Greg Ungerer:
 "This contains four fixes for 3.4.  Two fix and clean up compilation
  for the nommu 68x328 CPU targets.  The other two fix the platform
  definition and multi-function pin setup of the second eth interface
  on the ColdFire 5275 SoC."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68knommu: make sure 2nd FEC eth interface pins are enabled on 5275 ColdFire
  m68knommu: fix id number for second eth device on 5275 ColdFire
  m68knommu: move and fix the 68VZ328 platform bootlogo.h
  m68knommu: remove the unused bootlogo.h processing for 68EZ328 and 68VZ328
2012-04-20 10:38:08 -07:00
Linus Torvalds 9e01297ee1 Merge git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM updates from Marcelo Tosatti.

* git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: lock slots_lock around device assignment
  KVM: VMX: Fix kvm_set_shared_msr() called in preemptible context
  KVM: unmap pages from the iommu when slots are removed
  KVM: PMU emulation: GLOBAL_CTRL MSR should be enabled on reset
2012-04-19 10:28:59 -07:00
Olof Johansson 6842d4c2a9 Here is another fixes series for AT91 designed for 3.4-rc.
We experienced some issues while compiling some drivers as modules: Joachim has
 corrected several of them. We may reduce this number of exported values by
 reworking some drivers, in the future.
 Some drivers are also modified here, I would like to keep them in the series
 as the modifications are really related with our recent move to irqdomains or
 simply related with compiler annotations.
 I keep dmaengine Kconfig modification in this "fixes" series. The DMA
 driver will not be available for 9x5 SoC family otherwise.
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Merge tag 'at91-fixes' of git://github.com/at91linux/linux-at91 into fixes

Here is another fixes series for AT91 designed for 3.4-rc.

We experienced some issues while compiling some drivers as modules: Joachim has
corrected several of them. We may reduce this number of exported values by
reworking some drivers, in the future.

Some drivers are also modified here, I would like to keep them in the series
as the modifications are really related with our recent move to irqdomains or
simply related with compiler annotations.

I keep dmaengine Kconfig modification in this "fixes" series. The DMA
driver will not be available for 9x5 SoC family otherwise.

* tag 'at91-fixes' of git://github.com/at91linux/linux-at91:
  dmaengine: Kconfig: fix Atmel at_hdmac entry
  USB: gadget/at91_udc: add gpio_to_irq() function to vbus interrupt
  USB: ohci-at91: change annotations for probe/remove functions
  leds-atmel-pwm.c: Make pwmled_probe() __devinit
  ARM: at91: fix at91sam9261ek Ethernet dm9000 irq
  ARM: at91: fix rm9200ek flash size
  ARM: at91: remove empty at91_init_serial function
  ARM: at91: fix typo in at91_pmc_base assembly declaration
  ARM: at91: Export at91_matrix_base
  ARM: at91: Export at91_pmc_base
  ARM: at91: Export at91_ramc_base
  ARM: at91: Export at91_st_base
2012-04-18 21:30:16 -07:00
Olof Johansson ea53671a70 Merge branch 'fixes-for-arm-soc-20120416' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into fixes
* 'fixes-for-arm-soc-20120416' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  ARM: ux500: update defconfig
  ARM: ux500: Fix unmet direct dependency
  ARM: ux500: wake secondary cpu via resched
2012-04-18 21:28:16 -07:00
Olof Johansson b462fca45d ARM i.MX misc fixes for -rc
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Merge tag 'v3.4-rc3-imx-fixes' of git://git.pengutronix.de/git/imx/linux-2.6 into fixes

ARM i.MX misc fixes for -rc

* tag 'v3.4-rc3-imx-fixes' of git://git.pengutronix.de/git/imx/linux-2.6:
  ARM: imx: Fix imx5 idle logic bug
  ARM: imx27-dt: Fix build due to removal of irq_domain_add_simple()
  ARM: imx_v4_v5_defconfig: Add support for CONFIG_REGULATOR_FIXED_VOLTAGE
2012-04-18 21:25:52 -07:00
Olof Johansson 1c2e1fd1ca Fix regression for bad uart muxing and oops when PM is not set.
Revert one softreset regression and few other minor fixes.
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Merge tag 'omap-fixes-for-v3.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

Fix regression for bad uart muxing and oops when PM is not set.
Revert one softreset regression and few other minor fixes.

* tag 'omap-fixes-for-v3.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP1: DMTIMER: fix broken timer clock source selection
  ARM: OMAP: serial: Fix the ocp smart idlemode handling bug
  ARM: OMAP2+: UART: Fix incorrect population of default uart pads
  ARM: OMAP: sram: fix BUG in dpll code for !PM case
  ARM: OMAP2/3: VENC hwmods: Remove OCPIF_SWSUP_IDLE flag from VENC slave interface
  ARM: OMAP2+: hwmod: Revert "ARM: OMAP2+: hwmod: Make omap_hwmod_softreset wait for reset status"
  ARM: OMAP2+: hwmod: add softreset delay field and OMAP4 data
  ARM: OMAP1: mux: add missing include
2012-04-18 21:24:00 -07:00
Paul Gortmaker 888073d416 ARM: bcmring: fix UART declarations
This error appeared in the bcmring_defconfig build:

  CC      arch/arm/mach-bcmring/core.o
arch/arm/mach-bcmring/core.c:55: error: macro "AMBA_APB_DEVICE" requires 6 arguments, but only 5 given
arch/arm/mach-bcmring/core.c:55: warning: type defaults to 'int' in declaration of 'AMBA_APB_DEVICE'
arch/arm/mach-bcmring/core.c:56: error: macro "AMBA_APB_DEVICE" requires 6 arguments, but only 5 given
arch/arm/mach-bcmring/core.c:56: warning: type defaults to 'int' in declaration of 'AMBA_APB_DEVICE'
arch/arm/mach-bcmring/core.c:134: error: 'uartA_device' undeclared here (not in a function)
arch/arm/mach-bcmring/core.c:135: error: 'uartB_device' undeclared here (not in a function)
make[2]: *** [arch/arm/mach-bcmring/core.o] Error 1

It appeared as of commit 8ede1ae65e

    "ARM: amba: bcmring: use common amba device initializers"

Note that in include/linux/amba/bus.h we have:
   #define AMBA_APB_DEVICE(name, busid, id, base, irqs, data) ...

There is an a --> A case error in the busid and a missing zero
placeholder for the id field.

Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
[olof: reworded patch subject]
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-04-18 21:21:45 -07:00
Avi Kivity 2225fd5604 KVM: VMX: Fix kvm_set_shared_msr() called in preemptible context
kvm_set_shared_msr() may not be called in preemptible context,
but vmx_set_msr() does so:

  BUG: using smp_processor_id() in preemptible [00000000] code: qemu-kvm/22713
  caller is kvm_set_shared_msr+0x32/0xa0 [kvm]
  Pid: 22713, comm: qemu-kvm Not tainted 3.4.0-rc3+ #39
  Call Trace:
   [<ffffffff8131fa82>] debug_smp_processor_id+0xe2/0x100
   [<ffffffffa0328ae2>] kvm_set_shared_msr+0x32/0xa0 [kvm]
   [<ffffffffa03a103b>] vmx_set_msr+0x28b/0x2d0 [kvm_intel]
   ...

Making kvm_set_shared_msr() work in preemptible is cleaner, but
it's used in the fast path.  Making two variants is overkill, so
this patch just disables preemption around the call.

Reported-by: Dave Jones <davej@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
2012-04-18 23:42:27 -03:00
Linus Torvalds 743e89ebc0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky:
 "A couple of bug fixes, one of them is a TLB flush fix.  Included as
  well is one small coding style patch and a patch to update the default
  configuration."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  [S390] Fix compile error in swab.h
  [S390] Fix stfle() lowcore protection problem
  [S390] cpum_cf: get rid of compile warnings
  [S390] irq: simple coding style change
  [S390] update default configuration
  [S390] fix tlb flushing for page table pages
  [S390] kernel: Use local_irq_save() for memcpy_real()
  [S390] s390/char/vmur.c: fix memory leak
  [S390] drivers/s390/block/dasd_eckd.c: add missing dasd_sfree_request
2012-04-18 17:27:50 -07:00
Robert Lee 4659b7f1fa ARM: imx: Fix imx5 idle logic bug
The imx5_idle() check of the tzic_eanble_wake() return value uses
incorrect (inverted) logic causing all attempt to idle to fail.

Signed-off-by: Robert Lee <rob.lee@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2012-04-18 11:52:24 +02:00
Fabio Estevam de1de1594f ARM: imx27-dt: Fix build due to removal of irq_domain_add_simple()
commit 6b783f7c (irq_domain: Remove irq_domain_add_simple()
replaced irq_domain_add_simple with irq_domain_add_legacy()

Implement this conversion so that imx27-dt can be built again.

Reported-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2012-04-18 11:52:24 +02:00
Fabio Estevam 9fd4a50a12 ARM: imx_v4_v5_defconfig: Add support for CONFIG_REGULATOR_FIXED_VOLTAGE
Add support for CONFIG_REGULATOR_FIXED_VOLTAGE.

Without this option the mx27_3ds cannot have the external Ethernet functional
due to the need of smsc regulators.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2012-04-18 11:52:23 +02:00
Paul Walmsley 6aaec67da1 ARM: OMAP1: DMTIMER: fix broken timer clock source selection
DMTIMER source selection on OMAP1 is broken.  omap1_dm_timer_set_src()
tries to use __raw_{read,write}l() to read from and write to physical
addresses, but those functions take virtual addresses.

sparse caught this:

arch/arm/mach-omap1/timer.c:50:13: warning: incorrect type in argument 1 (different base types)
arch/arm/mach-omap1/timer.c:50:13:    expected void const volatile [noderef] <asn:2>*<noident>
arch/arm/mach-omap1/timer.c:50:13:    got unsigned int
arch/arm/mach-omap1/timer.c:52:9: warning: incorrect type in argument 1 (different base types)
arch/arm/mach-omap1/timer.c:52:9:    expected void const volatile [noderef] <asn:2>*<noident>
arch/arm/mach-omap1/timer.c:52:9:    got unsigned int

Fix by using omap_{read,writel}(), just like the other users of the
MOD_CONF_CTRL_1 register in the OMAP1 codebase.  Of course, in the long term,
removing omap_{read,write}l() is the appropriate thing to do; but
this will take some work to do this cleanly.

Looks like this was caused by 97933d6 (ARM: OMAP1: dmtimer: conversion
to platform devices) that dangerously moved code and changed it in
the same patch.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Cc: stable@vger.kernel.org
[tony@atomide.com: updated comments to include the breaking commit]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-04-17 15:30:16 -07:00
Santosh Shilimkar 5ae256dcd9 ARM: OMAP: serial: Fix the ocp smart idlemode handling bug
The current serial UART code, while fidling with ocp idlemode bits,
forget about the smart idle wakeup bit even if it is supported by
UART IP block. This will lead to missing the module wakeup on OMAP's
where the smart idle wakeup is supported.

This was the root cause of the console sluggishness issue, I have been
observing on OMAP4 devices and also can be potential reason for some
other UART wakeup issues.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Kevin Hilman <khilman@ti.com>
Acked-by: Govindraj.R <govindraj.raja@ti.com>
Reviewed-by: Paul Walmsley <paul@pwsan.com>
Cc: stable@vger.kernel.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-04-17 12:23:45 -07:00
Govindraj.R bce492c04b ARM: OMAP2+: UART: Fix incorrect population of default uart pads
Commit (7496ba3  ARM: OMAP2+: UART: Add default mux for all uarts)
wrongly added muxing of default pads for all uarts. This causes
breakage on multiple boards using uart pins for alternate functions.

For example, on zoom3 random oopses can be seen with nfsroot as
the smsc911x ethernet FIFO timings on GPMC bus are controlled
by gpmc_wait2 and gpmc_wait3 pins. This means we can't mux these
pads to uart4 functionality as commit 7496ba3 was doing.

Not all boards tend to use all uarts and most of unused uart pins
are muxed for other purpose. This commit breaks the modules which
where trying to use unused uart pins on their boards.

So remove the default pad muxing. Note that this is not a complete
fix, as we now rely on bootloader set muxing for the uart wake-up
events. Further patching is needed to enable wake-up events for
uarts that are already muxed to uart mode.

Cc: Felipe Balbi <balbi@ti.com>
Cc: Kevin Hilman <khilman@ti.com>
Acked-by: Russ Dill <russ.dill@gmail.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Govindraj.R <govindraj.raja@ti.com>
[tony@atomide.com: updated comments to describe oops on zoom3]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-04-17 10:35:47 -07:00
Grazvydas Ignotas 63878acfaf ARM: OMAP: sram: fix BUG in dpll code for !PM case
_omap3_sram_configure_core_dpll is called when SDRC is reprogrammed,
which is done regardless of CONFIG_PM setting, so we always need it's
setup code too. Without this, we hit a BUG() on OMAP3 when kernel is
built without CONFIG_PM:

Reprogramming SDRC clock to 332000000 Hz
------------[ cut here ]------------
kernel BUG at arch/arm/plat-omap/sram.c:342!
Internal error: Oops - BUG: 0 [#1] ARM
...
[<c001c694>] (omap3_configure_core_dpll+0x68/0x6c) from [<c001b2dc>] (omap3_core_dpll_m2_set_rate+0x1)
[<c001b2dc>] (omap3_core_dpll_m2_set_rate+0x138/0x1b0) from [<c001a478>] (omap2_clk_set_rate+0x14/0x2)
[<c001a478>] (omap2_clk_set_rate+0x14/0x20) from [<c001c9dc>] (clk_set_rate+0x54/0x74)
[<c001c9dc>] (clk_set_rate+0x54/0x74) from [<c022b9c8>] (omap_sdrc_init+0x70/0x90)
[<c022b9c8>] (omap_sdrc_init+0x70/0x90) from [<c022f178>] (omap3pandora_init+0x11c/0x164)
[<c022f178>] (omap3pandora_init+0x11c/0x164) from [<c022849c>] (customize_machine+0x20/0x28)
[<c022849c>] (customize_machine+0x20/0x28) from [<c0225810>] (do_one_initcall+0xa0/0x16c)
[<c0225810>] (do_one_initcall+0xa0/0x16c) from [<c02259e0>] (kernel_init+0x104/0x1ac)
[<c02259e0>] (kernel_init+0x104/0x1ac) from [<c0009cec>] (kernel_thread_exit+0x0/0x8)

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-04-17 10:21:58 -07:00
Greg Ungerer 938ed25008 m68knommu: make sure 2nd FEC eth interface pins are enabled on 5275 ColdFire
The CONFIG_FEC2 define was removed from the kernel many versions ago.
But it is still being used to set the multi-function pins when compiling
for a ColdFire 527[45] SoC that has 2 ethernet interfaces. Remove the
last remaining uses of this define, and so fix the setting of the pins
for the 2nd ethernet interface.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
2012-04-17 17:06:34 +10:00
Greg Ungerer bfdd769ac5 m68knommu: fix id number for second eth device on 5275 ColdFire
The second ColdFire FEC ethernet device should have an id number of 1,
not 0. Otherwise it clashes with the first FEC ethernet device.

On booting a kernel on a 5275 based board you will get messages out of
the kernel like this:

    <4>------------[ cut here ]------------
    <4>WARNING: at fs/sysfs/dir.c:508 0x0a8b50()
    <4>sysfs: cannot create duplicate filename 'fec.0'

And likely you won't be able to completely boot up after this at all.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
2012-04-17 16:58:35 +10:00
Linus Torvalds 4643b05662 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar.

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86: Handle failures of parsing immediate operands in the instruction decoder
  perf archive: Correct cutting of symbolic link
  perf tools: Ignore auto-generated bison/flex files
  perf tools: Fix parsers' rules to dependencies
  perf tools: fix NO_GTK2 Makefile config error
  perf session: Skip event correctly for unknown id/machine
2012-04-16 18:35:21 -07:00
Luck, Tony c76f39bddb ia64: fix futex_atomic_cmpxchg_inatomic()
Michel Lespinasse cleaned up the futex calling conventions in commit
37a9d912b2 ("futex: Sanitize cmpxchg_futex_value_locked API").

But the ia64 implementation was subtly broken.  Gcc does not know that
register "r8" will be updated by the fault handler if the cmpxchg
instruction takes an exception.  So it feels safe in letting the
initialization of r8 slide to after the cmpxchg.  Result: we always
return 0 whether the user address faulted or not.

Fix by moving the initialization of r8 into the __asm__ code so gcc
won't move it.

Reported-by: <emeric.maschino@gmail.com>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=42757
Tested-by: <emeric.maschino@gmail.com>
Acked-by: Michel Lespinasse <walken@google.com>
Cc: stable@vger.kernel.org # v2.6.39+
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-16 18:30:01 -07:00
Peter Ujfalusi 8eaeb93933 mfd: Convert twl6040 to i2c driver, and separate it from twl core
Complete the separation of the twl6040 from the twl core since
it is a separate chip, not part of the twl6030 PMIC.

Make the needed Kconfig changes for the depending drivers at the
same time to avoid breaking the kernel build (vibra, ASoC components).

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonicro.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-04-16 16:45:34 +02:00
Jean-Christophe PLAGNIOL-VILLARD ee9dd7631a ARM: at91: fix at91sam9261ek Ethernet dm9000 irq
You need to setup the dm9000 irq via gpio_to_irq() since
d0fbda9add (ARM: at91/gpio: drop PIN_BASE).

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: stable <stable@vger.kernel.org>	[3.2+]
2012-04-16 11:08:26 +02:00
Jean-Christophe PLAGNIOL-VILLARD bf66b0d1da ARM: at91: fix rm9200ek flash size
The flash size is 8MiB.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:26 +02:00
Joachim Eastwood 926de6d8b9 ARM: at91: remove empty at91_init_serial function
The real function is long gone and the empty one will generate warnings
when configured without Atmel serial:
  arch/arm/mach-at91/at91rm9200_devices.c:1176: warning: 'struct at91_uart_config' declared inside parameter list
  arch/arm/mach-at91/at91rm9200_devices.c:1176: warning: its scope is only this definition or declaration, which is probably not what you want

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:25 +02:00
Nicolas Ferre 67f3af402a ARM: at91: fix typo in at91_pmc_base assembly declaration
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:25 +02:00
Joachim Eastwood ac8c411c83 ARM: at91: Export at91_matrix_base
at91_matrix_* macro's are used by at91_udc usb gadget driver,
which can be built as module, therefore we need to export the
variable containing matrix base address.

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:24 +02:00
Joachim Eastwood f19b797c08 ARM: at91: Export at91_pmc_base
After commit b55149529d (ARM: at91/PMC: make register base soc independent)
building atmel_usba_udc as a module fails with following message
  ERROR: "at91_pmc_base" [drivers/usb/gadget/atmel_usba_udc.ko] undefined!
  make[1]: *** [__modpost] Error 1
  make: *** [modules] Error 2

Export symbol to allow driver to be built as a module again.

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:24 +02:00
Joachim Eastwood 9268c6c6fa ARM: at91: Export at91_ramc_base
After commit f363c40 (ARM: at91: make sdram/ddr register base soc independent)
building at91_cf as a module fails with:
  ERROR: "at91_ramc_base" [drivers/pcmcia/at91_cf.ko] undefined!
  make[1]: *** [__modpost] Error 1
  make: *** [modules] Error 2

Export at91_ramc_base symbol to allow drivers using at91_ramc_*
functions to be built as modules again.

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
[nicolas.ferre@atmel.com: modify slightly commit message]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:24 +02:00
Joachim Eastwood 9fce85c7e4 ARM: at91: Export at91_st_base
After commit 5e9cf5e (ARM: at91: make ST (System Timer) soc independent)
building at91rm9200_wdt as a module fails with following message
  ERROR: "at91_st_base" [drivers/watchdog/at91rm9200_wdt.ko] undefined!
  make[1]: *** [__modpost] Error 1
  make: *** [modules] Error 2

Export symbol to allow wdt driver to be built as a module again.

Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
[nicolas.ferre@atmel.com: use EXPORT_SYMBOL_GPL()]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 11:08:23 +02:00
Linus Walleij f27962ac68 ARM: ux500: update defconfig
Some new drivers and changed Kconfig dependencies for the v3.4
kernel affecting the U8500 defconfig:

- The SOC config options are now brought in by default
- No need to explicitly select misc devices anymore
- I2C is selected by default
- We now have support for charging from the AB8500 so compile
  in this
- The regulator framework needs to be explictly selected

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-16 09:00:53 +02:00
Lee Jones 97b3b7a0d0 ARM: ux500: Fix unmet direct dependency
A recent change to a Kconfig configuration saw MACH_U8500
remove TPS6105X selection. In doing so Kconfig stopped
selecting REGULATORS, which is still required. This patch
sees UX500_SOC_DB8500 explicitly select it instead.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-16 09:00:37 +02:00
Masami Hiramatsu 6c7b8e82aa x86: Handle failures of parsing immediate operands in the instruction decoder
This can happen if the instruction is much longer than the maximum length,
or if insn->opnd_bytes is manually changed.

This patch also fixes warnings from -Wswitch-default flag.

Reported-by: Prashanth Nageshappa <prashanth@linux.vnet.ibm.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Jim Keniston <jkenisto@linux.vnet.ibm.com>
Cc: Linux-mm <linux-mm@kvack.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
Cc: Anton Arapov <anton@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: yrl.pp-manager.tt@hitachi.com
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20120413032427.32577.42602.stgit@localhost.localdomain
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-04-16 08:56:11 +02:00
Greg Ungerer 89d786011f m68knommu: move and fix the 68VZ328 platform bootlogo.h
The 68EZ328/bootlogo.h is not actually used in the 68EZ328 platform code
at all. It is used by the 68VZ328 platform code though, so move it to be
with the rest of the 68VZ328 platform code.

Commit c0e0c89c08 ("fix broken boot logo
inclusion") modified the bootlogo code to not be included in asm code.
Modify 68VZ328/bootlogo.h so that the bootlogo bit map is named correctly
for direct use in the C code.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
2012-04-16 15:11:04 +10:00
Greg Ungerer acb0c7accd m68knommu: remove the unused bootlogo.h processing for 68EZ328 and 68VZ328
The 68EZ328 and 68VZ328 platforms currently try to process their bootlogo.h
to make it clean to include in asm files. This is no longer used, the
bootlogo.h file is now included only in C code, so remove all the processing
code in the 68EZ328 and 68VZ328 Makefiles.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
2012-04-16 15:11:04 +10:00