Commit Graph

4538 Commits

Author SHA1 Message Date
Arnd Bergmann 069d0a7870 ARM: OMAP: omap_common_late_init may be unused
Some OMAP SoCs use this function while others do not, and that
causes a warning when building multi_v7_defconfig. Marking the
function __maybe_unused silences the harmless warning without the
need to add complex #ifdef logic.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Tony Lindgren <tony@atomide.com>
2013-07-05 23:07:41 +02:00
Arnd Bergmann 59d92875a6 ARM: OMAP: build mach-omap code only if needed
If we build a kernel with CONFIG_ARCH_OMAP2PLUS enabled but all of the
individual SoCs disabled, we run into a large number of link errors
because if incorrect dependencies:

arch/arm/mach-omap2/built-in.o: In function `_add_initiator_dep':
arch/arm/mach-omap2/omap_hwmod.c:691: undefined reference to `clkdm_add_sleepdep' arch/arm/mach-omap2/built-in.o: In function `_del_initiator_dep':
arch/arm/mach-omap2/omap_hwmod.c:720: undefined reference to `clkdm_del_sleepdep' arch/arm/mach-omap2/built-in.o: In function `_enable':
arch/arm/mach-omap2/omap_hwmod.c:2145: undefined reference to `clkdm_in_hwsup'
arch/arm/mach-omap2/omap_hwmod.c:2147: undefined reference to `clkdm_hwmod_enable'
arch/arm/mach-omap2/omap_hwmod.c:2191: undefined reference to `clkdm_hwmod_disable'
arch/arm/mach-omap2/omap_hwmod.c:2146: undefined reference to `clkdm_missing_idle_reporting' arch/arm/mach-omap2/built-in.o: In function `_idle':
arch/arm/mach-omap2/omap_hwmod.c:2235: undefined reference to `clkdm_hwmod_disable' arch/arm/mach-omap2/built-in.o: In function `_shutdown':
arch/arm/mach-omap2/omap_hwmod.c:2338: undefined reference to `clkdm_hwmod_disable' arch/arm/mach-omap2/built-in.o: In function `omap_hwmod_get_context_loss_count':
arch/arm/mach-omap2/omap_hwmod.c:4071: undefined reference to `pwrdm_get_context_loss_count' arch/arm/mach-omap2/built-in.o: In function `omap_pm_clkdms_setup':
arch/arm/mach-omap2/pm.c:114: undefined reference to `clkdm_allow_idle'
arch/arm/mach-omap2/pm.c:117: undefined reference to `clkdm_sleep' arch/arm/mach-omap2/built-in.o: In function `omap2_common_pm_late_init':
arch/arm/mach-omap2/pm.c:294: undefined reference to `omap_voltage_late_init' arch/arm/mach-omap2/built-in.o: In function `omap2_gpio_dev_init':
arch/arm/mach-omap2/gpio.c:133: undefined reference to `pwrdm_can_ever_lose_context'

We can avoid this if we make CONFIG_ARCH_OMAP2PLUS a silent option that
gets enabled any time that one of the SoC versions is enabled.

Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-07-05 23:07:40 +02:00
Arnd Bergmann 896eba3ba4 ARM: omap5: omap5 has SCU and TWD
These are selected by omap4 but used in common omap4/5
SMP code, so building an omap5-only kernel is actually
broken without this patch.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Tony Lindgren <tony@atomide.com>
2013-07-05 23:07:38 +02:00
Thomas Gleixner 2b0f89317e Merge branch 'timers/posix-cpu-timers-for-tglx' of
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks into timers/core

Frederic sayed: "Most of these patches have been hanging around for
several month now, in -mmotm for a significant chunk. They already
missed a few releases."

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2013-07-04 23:11:22 +02:00
Wei Yongjun 7f161ce76d ARM: OMAP2+: devices: remove duplicated include from devices.c
Remove duplicated include.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:11:57 -07:00
Enric Balletbo i Serra e94eb1ac8e ARM: OMAP3: igep0020: Set DSS pins in correct mux mode.
Platform code used to depend on bootloadres for correctly setting the mux
pin modes. But bootloaders should only set the minimum required mux pins.
So, DSS mux pins are not set in U-Boot anymore and video display is broken
on IGEPv2 when booting with newer U-Boot versions.

Setup the DSS pin muxes to enable display functionality.

Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com>
Reviewed-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:11:29 -07:00
Pavel Machek ea2409bab7 ARM: OMAP2+: N900: enable N900-specific drivers even if device tree is enabled
We still need video & sound drivers with device tree enabled.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:11:16 -07:00
Thomas Meyer 1261674a2d ARM: OMAP2+: Cocci spatch "ptr_ret.spatch"
Cocci spatch "ptr_ret.spatch"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Acked-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:10:51 -07:00
Paul Bolle 9847bd4810 ARM: OMAP2+: Remove obsolete Makefile line
The OMAP runtime PM implementation was removed in v3.0. But one Makefile
line, which was used to tweak CFLAGS, was overlooked. Remove it too.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:10:51 -07:00
Santosh Shilimkar 62618c17e0 ARM: OMAP5: Enable Cortex A15 errata 798181
ARM errata 798181 is applicable for OMAP5 based devices. So enable
the same in the build. Errata extract and workaround information
is as below.

On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not
adequately shooting down all use of the old entries. The
ARM_ERRATA_798181 option enables the Linux kernel workaround
for this erratum which sends an IPI to the CPUs that are running
the same ASID as the one being invalidated.

Cc: Tony Lindgren <tony@atomide.com>

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:10:51 -07:00
Nishanth Menon b46355a920 ARM: OMAP4: sleep: build OMAP4 specific functions only for OMAP4
CPU sleep and resume functions for Cortex-A9 based OMAP4 and
Cortex-A15 based OMAP5 are different. Hence, even though we reuse
most of the remaining file as part of OMAP4/5 consolidation, build
OMAP4 specific sleep/resume operations only for OMAP4. SCU is not used
OMAP5.

This fixes the following build failure with OMAP5 only build:
arch/arm/mach-omap2/built-in.o: In function `scu_gp_set':
arch/arm/mach-omap2/sleep44xx.S:132: undefined reference to `scu_power_mode'
arch/arm/mach-omap2/built-in.o: In function `scu_gp_clear':
arch/arm/mach-omap2/sleep44xx.S:229: undefined reference to `scu_power_mode'

Reported-by: Pekon Gupta <pekon@ti.com>
Reported-by: Vincent Stehlé <v-stehle@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 05:10:51 -07:00
Afzal Mohammed 37bd6ca8ab ARM: OMAP2+: timer: initialize before using oh_name
of_property_read_string_index(...,&oh_name) in omap_dm_timer_init_one
does not alter the value of 'oh_name' even if the relevant function
fails and as 'oh_name' in stack may have a non-zero value, it would
be misunderstood by timer code that DT has specified "ti,hwmod"
property for timer. 'oh_name' in this scenario would be a junk value,
this would result in module not being enabled by hwmod API's for
timer, and in turn crash.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Acked-by: Jon Hunter <jgchunter@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-07-04 04:24:42 -07:00
Linus Torvalds f991fae5c6 Power management and ACPI updates for 3.11-rc1
- Hotplug changes allowing device hot-removal operations to fail
   gracefully (instead of crashing the kernel) if they cannot be
   carried out completely.  From Rafael J Wysocki and Toshi Kani.
 
 - Freezer update from Colin Cross and Mandeep Singh Baines targeted
   at making the freezing of tasks a bit less heavy weight operation.
 
 - cpufreq resume fix from Srivatsa S Bhat for a regression introduced
   during the 3.10 cycle causing some cpufreq sysfs attributes to
   return wrong values to user space after resume.
 
 - New freqdomain_cpus sysfs attribute for the acpi-cpufreq driver to
   provide information previously available via related_cpus from
   Lan Tianyu.
 
 - cpufreq fixes and cleanups from Viresh Kumar, Jacob Shin,
   Heiko Stübner, Xiaoguang Chen, Ezequiel Garcia, Arnd Bergmann, and
   Tang Yuantian.
 
 - Fix for an ACPICA regression causing suspend/resume issues to
   appear on some systems introduced during the 3.4 development cycle
   from Lv Zheng.
 
 - ACPICA fixes and cleanups from Bob Moore, Tomasz Nowicki, Lv Zheng,
   Chao Guan, and Zhang Rui.
 
 - New cupidle driver for Xilinx Zynq processors from Michal Simek.
 
 - cpuidle fixes and cleanups from Daniel Lezcano.
 
 - Changes to make suspend/resume work correctly in Xen guests from
   Konrad Rzeszutek Wilk.
 
 - ACPI device power management fixes and cleanups from Fengguang Wu
   and Rafael J Wysocki.
 
 - ACPI documentation updates from Lv Zheng, Aaron Lu and Hanjun Guo.
 
 - Fix for the IA-64 issue that was the reason for reverting commit
   9f29ab1 and updates of the ACPI scan code from Rafael J Wysocki.
 
 - Mechanism for adding CMOS RTC address space handlers from Lan Tianyu
   (to allow some EC-related breakage to be fixed on some systems).
 
 - Spec-compliant implementation of acpi_os_get_timer() from
   Mika Westerberg.
 
 - Modification of do_acpi_find_child() to execute _STA in order to
   to avoid situations in which a pointer to a disabled device object
   is returned instead of an enabled one with the same _ADR value.
   From Jeff Wu.
 
 - Intel BayTrail PCH (Platform Controller Hub) support for the ACPI
   Intel Low-Power Subsystems (LPSS) driver and modificaions of that
   driver to work around a couple of known BIOS issues from
   Mika Westerberg and Heikki Krogerus.
 
 - EC driver fix from Vasiliy Kulikov to make it use get_user() and
   put_user() instead of dereferencing user space pointers blindly.
 
 - Assorted ACPI code cleanups from Bjorn Helgaas, Nicholas Mazzuca and
   Toshi Kani.
 
 - Modification of the "runtime idle" helper routine to take the return
   values of the callbacks executed by it into account and to call
   rpm_suspend() if they return 0, which allows some code bloat
   reduction to be done, from Rafael J Wysocki and Alan Stern.
 
 - New trace points for PM QoS from Sahara <keun-o.park@windriver.com>.
 
 - PM QoS documentation update from Lan Tianyu.
 
 - Assorted core PM code cleanups and changes from Bernie Thompson,
   Bjorn Helgaas, Julius Werner, and Shuah Khan.
 
 - New devfreq driver for the Exynos5-bus device from Abhilash Kesavan.
 
 - Minor devfreq cleanups, fixes and MAINTAINERS update from
   MyungJoo Ham, Abhilash Kesavan, Paul Bolle, Rajagopal Venkat, and
   Wei Yongjun.
 
 - OMAP Adaptive Voltage Scaling (AVS) SmartReflex voltage control
   driver updates from Andrii Tseglytskyi and Nishanth Menon.
 
 /
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Merge tag 'pm+acpi-3.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management and ACPI updates from Rafael Wysocki:
 "This time the total number of ACPI commits is slightly greater than
  the number of cpufreq commits, but Viresh Kumar (who works on cpufreq)
  remains the most active patch submitter.

  To me, the most significant change is the addition of offline/online
  device operations to the driver core (with the Greg's blessing) and
  the related modifications of the ACPI core hotplug code.  Next are the
  freezer updates from Colin Cross that should make the freezing of
  tasks a bit less heavy weight.

  We also have a couple of regression fixes, a number of fixes for
  issues that have not been identified as regressions, two new drivers
  and a bunch of cleanups all over.

  Highlights:

   - Hotplug changes to support graceful hot-removal failures.

     It sometimes is necessary to fail device hot-removal operations
     gracefully if they cannot be carried out completely.  For example,
     if memory from a memory module being hot-removed has been allocated
     for the kernel's own use and cannot be moved elsewhere, it's
     desirable to fail the hot-removal operation in a graceful way
     rather than to crash the kernel, but currenty a success or a kernel
     crash are the only possible outcomes of an attempted memory
     hot-removal.  Needless to say, that is not a very attractive
     alternative and it had to be addressed.

     However, in order to make it work for memory, I first had to make
     it work for CPUs and for this purpose I needed to modify the ACPI
     processor driver.  It's been split into two parts, a resident one
     handling the low-level initialization/cleanup and a modular one
     playing the actual driver's role (but it binds to the CPU system
     device objects rather than to the ACPI device objects representing
     processors).  That's been sort of like a live brain surgery on a
     patient who's riding a bike.

     So this is a little scary, but since we found and fixed a couple of
     regressions it caused to happen during the early linux-next testing
     (a month ago), nobody has complained.

     As a bonus we remove some duplicated ACPI hotplug code, because the
     ACPI-based CPU hotplug is now going to use the common ACPI hotplug
     code.

   - Lighter weight freezing of tasks.

     These changes from Colin Cross and Mandeep Singh Baines are
     targeted at making the freezing of tasks a bit less heavy weight
     operation.  They reduce the number of tasks woken up every time
     during the freezing, by using the observation that the freezer
     simply doesn't need to wake up some of them and wait for them all
     to call refrigerator().  The time needed for the freezer to decide
     to report a failure is reduced too.

     Also reintroduced is the check causing a lockdep warining to
     trigger when try_to_freeze() is called with locks held (which is
     generally unsafe and shouldn't happen).

   - cpufreq updates

     First off, a commit from Srivatsa S Bhat fixes a resume regression
     introduced during the 3.10 cycle causing some cpufreq sysfs
     attributes to return wrong values to user space after resume.  The
     fix is kind of fresh, but also it's pretty obvious once Srivatsa
     has identified the root cause.

     Second, we have a new freqdomain_cpus sysfs attribute for the
     acpi-cpufreq driver to provide information previously available via
     related_cpus.  From Lan Tianyu.

     Finally, we fix a number of issues, mostly related to the
     CPUFREQ_POSTCHANGE notifier and cpufreq Kconfig options and clean
     up some code.  The majority of changes from Viresh Kumar with bits
     from Jacob Shin, Heiko Stübner, Xiaoguang Chen, Ezequiel Garcia,
     Arnd Bergmann, and Tang Yuantian.

   - ACPICA update

     A usual bunch of updates from the ACPICA upstream.

     During the 3.4 cycle we introduced support for ACPI 5 extended
     sleep registers, but they are only supposed to be used if the
     HW-reduced mode bit is set in the FADT flags and the code attempted
     to use them without checking that bit.  That caused suspend/resume
     regressions to happen on some systems.  Fix from Lv Zheng causes
     those registers to be used only if the HW-reduced mode bit is set.

     Apart from this some other ACPICA bugs are fixed and code cleanups
     are made by Bob Moore, Tomasz Nowicki, Lv Zheng, Chao Guan, and
     Zhang Rui.

   - cpuidle updates

     New driver for Xilinx Zynq processors is added by Michal Simek.

     Multidriver support simplification, addition of some missing
     kerneldoc comments and Kconfig-related fixes come from Daniel
     Lezcano.

   - ACPI power management updates

     Changes to make suspend/resume work correctly in Xen guests from
     Konrad Rzeszutek Wilk, sparse warning fix from Fengguang Wu and
     cleanups and fixes of the ACPI device power state selection
     routine.

   - ACPI documentation updates

     Some previously missing pieces of ACPI documentation are added by
     Lv Zheng and Aaron Lu (hopefully, that will help people to
     uderstand how the ACPI subsystem works) and one outdated doc is
     updated by Hanjun Guo.

   - Assorted ACPI updates

     We finally nailed down the IA-64 issue that was the reason for
     reverting commit 9f29ab11dd ("ACPI / scan: do not match drivers
     against objects having scan handlers"), so we can fix it and move
     the ACPI scan handler check added to the ACPI video driver back to
     the core.

     A mechanism for adding CMOS RTC address space handlers is
     introduced by Lan Tianyu to allow some EC-related breakage to be
     fixed on some systems.

     A spec-compliant implementation of acpi_os_get_timer() is added by
     Mika Westerberg.

     The evaluation of _STA is added to do_acpi_find_child() to avoid
     situations in which a pointer to a disabled device object is
     returned instead of an enabled one with the same _ADR value.  From
     Jeff Wu.

     Intel BayTrail PCH (Platform Controller Hub) support is added to
     the ACPI driver for Intel Low-Power Subsystems (LPSS) and that
     driver is modified to work around a couple of known BIOS issues.
     Changes from Mika Westerberg and Heikki Krogerus.

     The EC driver is fixed by Vasiliy Kulikov to use get_user() and
     put_user() instead of dereferencing user space pointers blindly.

     Code cleanups are made by Bjorn Helgaas, Nicholas Mazzuca and Toshi
     Kani.

   - Assorted power management updates

     The "runtime idle" helper routine is changed to take the return
     values of the callbacks executed by it into account and to call
     rpm_suspend() if they return 0, which allows us to reduce the
     overall code bloat a bit (by dropping some code that's not
     necessary any more after that modification).

     The runtime PM documentation is updated by Alan Stern (to reflect
     the "runtime idle" behavior change).

     New trace points for PM QoS are added by Sahara
     (<keun-o.park@windriver.com>).

     PM QoS documentation is updated by Lan Tianyu.

     Code cleanups are made and minor issues are addressed by Bernie
     Thompson, Bjorn Helgaas, Julius Werner, and Shuah Khan.

   - devfreq updates

     New driver for the Exynos5-bus device from Abhilash Kesavan.

     Minor cleanups, fixes and MAINTAINERS update from MyungJoo Ham,
     Abhilash Kesavan, Paul Bolle, Rajagopal Venkat, and Wei Yongjun.

   - OMAP power management updates

     Adaptive Voltage Scaling (AVS) SmartReflex voltage control driver
     updates from Andrii Tseglytskyi and Nishanth Menon."

* tag 'pm+acpi-3.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (162 commits)
  cpufreq: Fix cpufreq regression after suspend/resume
  ACPI / PM: Fix possible NULL pointer deref in acpi_pm_device_sleep_state()
  PM / Sleep: Warn about system time after resume with pm_trace
  cpufreq: don't leave stale policy pointer in cdbs->cur_policy
  acpi-cpufreq: Add new sysfs attribute freqdomain_cpus
  cpufreq: make sure frequency transitions are serialized
  ACPI: implement acpi_os_get_timer() according the spec
  ACPI / EC: Add HP Folio 13 to ec_dmi_table in order to skip DSDT scan
  ACPI: Add CMOS RTC Operation Region handler support
  ACPI / processor: Drop unused variable from processor_perflib.c
  cpufreq: tegra: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: s3c64xx: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: omap: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: imx6q: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: exynos: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: dbx500: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: davinci: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: arm-big-little: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: powernow-k8: call CPUFREQ_POSTCHANGE notfier in error cases
  cpufreq: pcc: call CPUFREQ_POSTCHANGE notfier in error cases
  ...
2013-07-03 14:35:40 -07:00
Linus Torvalds fb2af0020a Merge branch 'for-linus' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM updates from Russell King:
 "This contains the usual updates from other people (listed below) and
  the usual random muddle of miscellaneous ARM updates which cover some
  low priority bug fixes and performance improvements.

  I've started to put the pull request wording into the merge commits,
  which are:

   - NoMMU stuff:

     This includes the following series sent earlier to the list:
      - nommu-fixes
      - R7 Support
      - MPU support

     I've left out the ARCH_MULTIPLATFORM/!MMU stuff that Arnd and I
     were discussing today until we've reached a conclusion/that's had
     some more review.

     This is rebased (and re-tested) on your devel-stable branch because
     otherwise there were going to be conflicts with Uwe's V7M work now
     that you've merged that.  I've included the fix for limiting MPU to
     CPU_V7.

   - Huge page support

     These changes bring both HugeTLB support and Transparent HugePage
     (THP) support to ARM.  Only long descriptors (LPAE) are supported
     in this series.

     The code has been tested on an Arndale board (Exynos 5250).

   - LPAE updates

     Please pull these miscellaneous LPAE fixes I've been collecting for
     a while now for 3.11.  They've been tested and reviewed by quite a
     few people, and most of the patches are pretty trivial.  -- Will Deacon.

   - arch_timer cleanups

     Please pull these arch_timer cleanups I've been holding onto for a
     while.  They're the same as my last posting, but have been rebased
     to v3.10-rc3.

   - mpidr linearisation (multiprocessor id register - identifies which
     CPU number we are in the system)

     This patch series that implements MPIDR linearization through a
     simple hashing algorithm and updates current cpu_{suspend}/{resume}
     code to use the newly created hash structures to retrieve context
     pointers.  It represents a stepping stone for the implementation of
     power management code on forthcoming multi-cluster ARM systems.

     It has been tested on TC2 (dual cluster A15xA7 system), iMX6q,
     OMAP4 and Tegra, with processors hitting low-power states requiring
     warm-boot resume through the cpu_resume code path"

* 'for-linus' of git://git.linaro.org/people/rmk/linux-arm: (77 commits)
  ARM: 7775/1: mm: Remove do_sect_fault from LPAE code
  ARM: 7777/1: Avoid extra calls to the C compiler
  ARM: 7774/1: Fix dtb dependency to use order-only prerequisites
  ARM: 7770/1: remove residual ARMv2 support from decompressor
  ARM: 7769/1: Cortex-A15: fix erratum 798181 implementation
  ARM: 7768/1: prevent risks of out-of-bound access in ASID allocator
  ARM: 7767/1: let the ASID allocator handle suspended animation
  ARM: 7766/1: versatile: don't mark pen as __INIT
  ARM: 7765/1: perf: Record the user-mode PC in the call chain.
  ARM: 7735/2: Preserve the user r/w register TPIDRURW on context switch and fork
  ARM: kernel: implement stack pointer save array through MPIDR hashing
  ARM: kernel: build MPIDR hash function data structure
  ARM: mpu: Ensure that MPU depends on CPU_V7
  ARM: mpu: protect the vectors page with an MPU region
  ARM: mpu: Allow enabling of the MPU via kconfig
  ARM: 7758/1: introduce config HAS_BANDGAP
  ARM: 7757/1: mm: don't flush icache in switch_mm with hardware broadcasting
  ARM: 7751/1: zImage: don't overwrite ourself with a page table
  ARM: 7749/1: spinlock: retry trylock operation if strex fails on free lock
  ARM: 7748/1: oabi: handle faults when loading swi instruction from userspace
  ...
2013-07-03 09:46:29 -07:00
Linus Torvalds 0bf6a210a4 ARM SoC driver specific changes
These changes are all driver specific and cross over between arm-soc
 contents and some other subsystem, in these cases cpufreq, crypto,
 dma, pinctrl, mailbox and usb, and the subsystem owners agreed to
 have these changes merged through arm-soc. As we proceed to untangle
 the dependencies between platform code and driver code, the amount of
 changes in this category is fortunately shrinking, for 3.11 we have
 16 branches here and 101 non-merge changesets, the majority of which
 are for the stedma40 dma engine driver used in the ux500 platform.
 Cleaning up that code touches multiple subsystems, but gets rid
 of the dependency in the end.
 
 The mailbox code moved out from mach-omap2 to drivers/mailbox
 is an intermediate step and is still omap specific at the moment.
 Patches exist to generalize the subsystem and add other drivers
 with the same API, but those did not make it for 3.11.
 
 Conflicts:
 * In cpu-db8500.c results from the removal of the u8500_of_init_devices
   function in combination with the split of u8500_auxdata_lookup.
 
 * In arch/arm/mach-omap2/devices.c, the includes got reshuffled.
   we need to keep linux/wl12xx.h and linux/platform_data/mailbox-omap.h.
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Merge tag 'drivers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC driver specific changes from Arnd Bergmann:
 "These changes are all driver specific and cross over between arm-soc
  contents and some other subsystem, in these cases cpufreq, crypto,
  dma, pinctrl, mailbox and usb, and the subsystem owners agreed to have
  these changes merged through arm-soc.

  As we proceed to untangle the dependencies between platform code and
  driver code, the amount of changes in this category is fortunately
  shrinking, for 3.11 we have 16 branches here and 101 non-merge
  changesets, the majority of which are for the stedma40 dma engine
  driver used in the ux500 platform.  Cleaning up that code touches
  multiple subsystems, but gets rid of the dependency in the end.

  The mailbox code moved out from mach-omap2 to drivers/mailbox is an
  intermediate step and is still omap specific at the moment.  Patches
  exist to generalize the subsystem and add other drivers with the same
  API, but those did not make it for 3.11."

* tag 'drivers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (101 commits)
  crypto: ux500: use dmaengine_submit API
  crypto: ux500: use dmaengine_prep_slave_sg API
  crypto: ux500: use dmaengine_device_control API
  crypto: ux500/crypt: add missing __iomem qualifiers
  crypto: ux500/hash: add missing static qualifiers
  crypto: ux500/hash: use readl on iomem addresses
  dmaengine: ste_dma40: Declare memcpy config as static
  ARM: ux500: Remove mop500_snowball_ethernet_clock_enable()
  ARM: ux500: Correct the EN_3v3 regulator's on/off GPIO
  ARM: ux500: Provide a AB8500 GPIO Device Tree node
  gpio: rcar: fix gpio_rcar_of_table
  gpio-rcar: Remove #ifdef CONFIG_OF around OF-specific sections
  gpio-rcar: Reference core gpio documentation in the DT bindings
  clk: exynos5250: Add enum entries for divider clock of i2s1 and i2s2
  ARM: dts: Update Samsung I2S documentation
  ARM: dts: add clock provider information for i2s controllers in Exynos5250
  ARM: dts: add Exynos audio subsystem clock controller node
  clk: samsung: register audio subsystem clocks using common clock framework
  ARM: dts: use #include for all device trees for Samsung
  pinctrl: s3c24xx: use correct header for chained_irq functions
  ...
2013-07-02 14:33:21 -07:00
Linus Torvalds ee1a8d402e ARM SoC device tree changes
These changes from 30 individual branches for the most part update device
 tree files, but there are also a few source code changes that have crept
 in this time, usually in order to atomically move over a driver from
 using hardcoded data to DT probing.
 
 A number of platforms change their DT files to use the C preprocessor,
 which is causing a bit of churn, but that is hopefully only this once.
 
 There are a few conflicts with the other branches unfortunately:
 
 * in exynos5440.dtsi and kirkwood-6281.dtsi, device nodes are added
   from multiple branches. Need to be careful to have the right
   set of closing braces as git gets this one wrong.
 
 * In kirkwood.dtsi, one 'ranges' line got split into two lines, while
   another line got added. Order of the lines does not matter.
 
 * in sama5d3.dtsi, some cleanup was merged the wrong way, causing
   a bogus conflict. We want the 'dmas' and 'dma-names' properties
   to get added here.
 
 * Two lines got removed independently in arch/arm/mach-mxs/mach-mxs.c
 
 * Contents get added independently in arch/arm/mach-omap2/cclock33xx_data.c
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Merge tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device tree changes from Arnd Bergmann:
 "These changes from 30 individual branches for the most part update
  device tree files, but there are also a few source code changes that
  have crept in this time, usually in order to atomically move over a
  driver from using hardcoded data to DT probing.

  A number of platforms change their DT files to use the C preprocessor,
  which is causing a bit of churn, but that is hopefully only this once"

* tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (372 commits)
  ARM: at91: dt: rm9200ek: add spi support
  ARM: at91: dt: rm9200: add spi support
  ARM: at91/DT: at91sam9n12: add SPI DMA client infos
  ARM: at91/DT: sama5d3: add SPI DMA client infos
  ARM: at91/DT: fix SPI compatibility string
  ARM: Kirkwood: Fix the internal register ranges translation
  ARM: dts: bcm281xx: change comment to C89 style
  ARM: mmc: bcm281xx SDHCI driver (dt mods)
  ARM: nomadik: add the new clocks to the device tree
  clk: nomadik: implement the Nomadik clocks properly
  ARM: dts: omap5-uevm: Provide USB Host PHY clock frequency
  ARM: dts: omap4-panda: Fix DVI EDID reads
  ARM: dts: omap4-panda: Add USB Host support
  arm: mvebu: enable mini-PCIe connectors on Armada 370 RD
  ARM: shmobile: irqpin: add a DT property to enable masking on parent
  ARM: dts: AM43x EPOS EVM support
  ARM: dts: OMAP5: Add bandgap DT entry
  ARM: dts: AM33XX: Add pinmux configuration for CPSW to am335x EVM
  ARM: dts: AM33XX: Add pinmux configuration for CPSW to EVMsk
  ARM: dts: AM33XX: Add pinmux configuration for CPSW to beaglebone
  ...
2013-07-02 14:23:01 -07:00
Linus Torvalds 40e71e7015 ARM SoC board specific changes
These are 18 branches on 9 platforms with board specific changes, mostly
 for defconfig files, but nothing really exciting in here.
 
 Since the shmobile platform still uses board files for some of the newer
 machines, we get a few changes there as the result of drivers getting
 enabled for those boards. This causes some conflicts with contents getting
 added from multiple branches in sh-mobile specific files. Renesas is
 putting a lot of work into migrating to device-tree based setup, which
 will make all those files obsolete in the future and avoid both the
 conflicts and the need to have these files in the first place.
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Merge tag 'boards-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC board specific changes from Arnd Bergmann:
 "These are 18 branches on 9 platforms with board specific changes,
  mostly for defconfig files, but nothing really exciting in here.

  Since the shmobile platform still uses board files for some of the
  newer machines, we get a few changes there as the result of drivers
  getting enabled for those boards.  This causes some conflicts with
  contents getting added from multiple branches in sh-mobile specific
  files.  Renesas is putting a lot of work into migrating to device-tree
  based setup, which will make all those files obsolete in the future
  and avoid both the conflicts and the need to have these files in the
  first place."

* tag 'boards-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (49 commits)
  arm: multi_v7_defconfig: Enable initrd/initramfs support
  arm: multi_v7_defconfig: Enable Zynq UART driver
  ARM: omap2plus_defconfig: enable USB_PHY and NOP_USB_XCEIV
  ARM: OMAP1: nokia770: enable Tahvo
  ARM: OMAP3EVM: Marking omap3_evm_display_init() with CONFIG_BROKEN
  arm: omap: board-overo: reset GPIO for SMSC911x
  ARM: shmobile: BOCK-W: change Ether device name
  ARM: ux500: board-mop500: remove unused pin modes
  ARM: shmobile: bockw: add MMCIF support
  ARM: shmobile: bockw: add SPI FLASH support
  ARM: shmobile: bockw: add I2C device support
  ARM: shmobile: BOCK-W: add Ether support
  ARM: tegra: defconfig updates
  ARM: shmobile: bockw defconfig: add MMCIF support
  ARM: shmobile: bockw defconfig: add M25P80 support
  ARM: shmobile: bockw defconfig: add RTC RX8581 support
  ARM: shmobile: marzen: keep local function as static
  ARM: shmobile: bockw: add SDHI0 support
  ARM: shmobile: marzen: Use INTC External IRQ pin driver for SMSC
  ARM: shmobile: lager: support GPIO switches
  ...
2013-07-02 14:10:26 -07:00
Linus Torvalds 3883cbb6c1 ARM SoC specific changes
These changes are all to SoC-specific code, a total of 33 branches on
 17 platforms were pulled into this. Like last time, Renesas sh-mobile
 is now the platform with the most changes, followed by OMAP and EXYNOS.
 
 Two new platforms, TI Keystone and Rockchips RK3xxx are added in
 this branch, both containing almost no platform specific code at all,
 since they are using generic subsystem interfaces for clocks, pinctrl,
 interrupts etc. The device drivers are getting merged through the
 respective subsystem maintainer trees.
 
 One more SoC (u300) is now multiplatform capable and several others
 (shmobile, exynos, msm, integrator, kirkwood, clps711x) are moving
 towards that goal with this series but need more work.
 
 Also noteworthy is the work on PCI here, which is traditionally part of
 the SoC specific code. With the changes done by Thomas Petazzoni, we can
 now more easily have PCI host controller drivers as loadable modules and
 keep them separate from the platform code in drivers/pci/host. This has
 already led to the discovery that three platforms (exynos, spear and imx)
 are actually using an identical PCIe host controller and will be able
 to share a driver once support for spear and imx is added.
 
 Conflicts:
 * asm/glue-proc.h has one CPU type getting added that conflicts
   with another addition in 3.10-rc7
 * Simple context changes in arch/arm/Makefile and arch/arm/Kconfig
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Merge tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC specific changes from Arnd Bergmann:
 "These changes are all to SoC-specific code, a total of 33 branches on
  17 platforms were pulled into this.  Like last time, Renesas sh-mobile
  is now the platform with the most changes, followed by OMAP and
  EXYNOS.

  Two new platforms, TI Keystone and Rockchips RK3xxx are added in this
  branch, both containing almost no platform specific code at all, since
  they are using generic subsystem interfaces for clocks, pinctrl,
  interrupts etc.  The device drivers are getting merged through the
  respective subsystem maintainer trees.

  One more SoC (u300) is now multiplatform capable and several others
  (shmobile, exynos, msm, integrator, kirkwood, clps711x) are moving
  towards that goal with this series but need more work.

  Also noteworthy is the work on PCI here, which is traditionally part
  of the SoC specific code.  With the changes done by Thomas Petazzoni,
  we can now more easily have PCI host controller drivers as loadable
  modules and keep them separate from the platform code in
  drivers/pci/host.  This has already led to the discovery that three
  platforms (exynos, spear and imx) are actually using an identical PCIe
  host controller and will be able to share a driver once support for
  spear and imx is added."

* tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (480 commits)
  ARM: integrator: let pciv3 use mem/premem from device tree
  ARM: integrator: set local side PCI addresses right
  ARM: dts: Add pcie controller node for exynos5440-ssdk5440
  ARM: dts: Add pcie controller node for Samsung EXYNOS5440 SoC
  ARM: EXYNOS: Enable PCIe support for Exynos5440
  pci: Add PCIe driver for Samsung Exynos
  ARM: OMAP5: voltagedomain data: remove temporary OMAP4 voltage data
  ARM: keystone: Move CPU bringup code to dedicated asm file
  ARM: multiplatform: always pick one CPU type
  ARM: imx: select syscon for IMX6SL
  ARM: keystone: select ARM_ERRATA_798181 only for SMP
  ARM: imx: Synertronixx scb9328 needs to select SOC_IMX1
  ARM: OMAP2+: AM43x: resolve SMP related build error
  dmaengine: edma: enable build for AM33XX
  ARM: edma: Add EDMA crossbar event mux support
  ARM: edma: Add DT and runtime PM support to the private EDMA API
  dmaengine: edma: Add TI EDMA device tree binding
  arm: add basic support for Rockchip RK3066a boards
  arm: add debug uarts for rockchip rk29xx and rk3xxx series
  arm: Add basic clocks for Rockchip rk3066a SoCs
  ...
2013-07-02 13:43:38 -07:00
Linus Torvalds d2033f2c1d ARM SoC cleanups
This contains cleanups as preparation for other branches adding new
 features, we pulled 16 branches for 9 platforms into this one.
 
 Most notable here is the removal of support for ATAGS based OMAP4
 systems. Since all OMAP4 machines are fully functional with DT based
 booting in 3.10, we can remove a lot of code here.
 
 Also noteworthy is Maxime Ripard's cleanup of the machine descriptors,
 which means we need no machine descriptors in a lot more cases and
 can boot additional machines by just having the respective device
 drivers enabled.
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Merge tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Arnd Bergmann:
 "This contains cleanups as preparation for other branches adding new
  features, we pulled 16 branches for 9 platforms into this one.

  Most notable here is the removal of support for ATAGS based OMAP4
  systems.  Since all OMAP4 machines are fully functional with DT based
  booting in 3.10, we can remove a lot of code here.

  Also noteworthy is Maxime Ripard's cleanup of the machine descriptors,
  which means we need no machine descriptors in a lot more cases and can
  boot additional machines by just having the respective device drivers
  enabled."

* tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (76 commits)
  ARM: picoxcell: remove .nr_irqs reference
  ARM: s5p64x0: avoid build warning for uncompress.h
  ARM: SAMSUNG: Remove unused plat/regs-watchdog.h header
  ARM: SAMSUNG: Remove legacy watchdog reset code
  ARM: SAMSUNG: Let platforms use the new watchdog reset driver
  ARM: SAMSUNG: Add watchdog reset driver
  ARM: SAMSUNG: Use local definitions of watchdog registers
  watchdog: s3c2410_wdt: Use local register definitions
  ARM: S5P64X0: Use common uncompress.h part for plat-samsung
  ARM: SAMSUNG: Consolidate uncompress subroutine
  ARM: at91: drop rm9200dk board support
  ARM: dts: msm: Fix merge resolution
  ARM: OMAP1: Remove dma.h
  ARM: OMAP1: Remove legacy irda.h and irda setup from board files
  ARM: OMAP1: Remove duplicated DMA channel definitions
  ARM: OMAP1: Remove McBSP DMA channel definitions
  ARM: OMAP2+: Remove dma.h
  ARM: OMAP2+: hwmod: Remove remaining DMA channel definitions
  ARM: OMAP2+: Remove duplicated DMA channel definitions
  ARM: OMAP2+: Remove AES crypto device DMA channel definitions
  ...
2013-07-02 13:25:35 -07:00
Linus Torvalds 22237d5a58 ARM SoC non-cricitical bug fixes
These are various bug fixes that were not considered important enough
 for merging into 3.10. The majority of the ARM fixes are for the OMAP
 and at91 platforms, and there is another set of bug fixes for device
 drivers that resolve 'randconfig' build errors and that the subsystem
 maintainers either did not pick up or preferred to get merged through
 the arm-soc tree.
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Merge tag 'fixes-non-critical-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC non-cricitical bug fixes from Arnd Bergmann:
 "These are various bug fixes that were not considered important enough
  for merging into 3.10.

  The majority of the ARM fixes are for the OMAP and at91 platforms, and
  there is another set of bug fixes for device drivers that resolve
  'randconfig' build errors and that the subsystem maintainers either
  did not pick up or preferred to get merged through the arm-soc tree."

* tag 'fixes-non-critical-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (43 commits)
  ARM: at91/PMC: use at91_usb_rate() for UTMI PLL
  ARM: at91/PMC: fix at91sam9n12 USB FS init
  ARM: at91/PMC: at91sam9n12 family has a PLLB
  ARM: at91/PMC: sama5d3 family doesn't have a PLLB
  ARM: tegra: fix section mismatch in tegra_pmc_parse_dt
  ARM: mxs: don't select HAVE_PWM
  ARM: mxs: stub out mxs_pm_init for !CONFIG_PM
  cpuidle: calxeda: select ARM_CPU_SUSPEND
  ARM: mvebu: fix length of ethernet registers in mv78260 dtsi
  ARM: at91: cpuidle: Fix target_residency
  ARM: at91: fix at91_extern_irq usage for non-dt boards
  ARM: sirf: use CONFIG_SIRF rather than CONFIG_PRIMA2 where necessary
  clocksource: kona: adapt to CLOCKSOURCE_OF_DECLARE change
  X.509: do not emit any informational output
  mtd: omap2: allow bulding as a module
  [SCSI] nsp32: use mdelay instead of large udelay constants
  hwrng: bcm2835: fix MODULE_LICENSE tag
  ARM: at91: Change the internal SRAM memory type MT_MEMORY_NONCACHED
  ARM: at91: Fix link breakage when !CONFIG_PHYLIB
  MAINTAINERS: Add exynos filename match to ARM/S5P EXYNOS ARM ARCHITECTURES
  ...
2013-07-02 13:24:47 -07:00
Russell King cbd379b100 Merge branches 'fixes', 'mcpm', 'misc' and 'mmci' into for-next 2013-06-29 11:43:28 +01:00
Rafael J. Wysocki e52cff8bdd Merge branch 'pm-assorted'
* pm-assorted:
  PM / QoS: Add pm_qos and dev_pm_qos to events-power.txt
  PM / QoS: Add dev_pm_qos_request tracepoints
  PM / QoS: Add pm_qos_request tracepoints
  PM / QoS: Add pm_qos_update_target/flags tracepoints
  PM / QoS: Update Documentation/power/pm_qos_interface.txt
  PM / Sleep: Print last wakeup source on failed wakeup_count write
  PM / QoS: correct the valid range of pm_qos_class
  PM / wakeup: Adjust messaging for wake events during suspend
  PM / Runtime: Update .runtime_idle() callback documentation
  PM / Runtime: Rework the "runtime idle" helper routine
  PM / Hibernate: print physical addresses consistently with other parts of kernel
2013-06-28 13:01:40 +02:00
Arnd Bergmann ece585df6e OMAP5: PM: fix boot by removing unneeded dummy voltage domain data
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Merge tag 'omap-pm-v3.11/fixes/omap5-voltdm' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into next/soc

From Kevin Hilman:

OMAP5: PM: fix boot by removing unneeded dummy voltage domain data

* tag 'omap-pm-v3.11/fixes/omap5-voltdm' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm:
  ARM: OMAP5: voltagedomain data: remove temporary OMAP4 voltage data

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-26 16:52:01 +02:00
Nishanth Menon 2ac524f151 ARM: OMAP5: voltagedomain data: remove temporary OMAP4 voltage data
commit 20d49e9ccf
(ARM: OMAP5: voltagedomain data: Add OMAP5 voltage domain data)

Introduced dummy volt data for OMAP5 with OMAP4460 voltage information.

However with the fixes introduced in later patches

commit cd8abed1da
(ARM: OMAP2+: Powerdomain: Remove the need to always have a voltdm
 associated to a pwrdm)

We are no longer restricted in that respect. Further, OPP voltage
information is supposed to be provided by dts information. This needs
to be added in future patches as various voltage modules are converted
to dts.

This also fixes the build breakage for voltagedomains54xx_data.c when just
OMAP5 SoC is enabled: https://patchwork.kernel.org/patch/2764191/

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nishanth Menon <nm@ti.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-06-25 17:11:06 -07:00
Stephen Boyd ef3160cd2f ARM: OMAP2+: Divorce from local timer API
Now that the TWD doesn't rely on the local timer API, OMAP can
stop selecting it in Kconfig and relying on the config option to
decide if it should call smp_twd functions.

Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2013-06-24 17:45:58 -07:00
Stephen Boyd a894fcc2d0 ARM: smp_twd: Divorce smp_twd from local timer API
Separate the smp_twd timers from the local timer API. This will
allow us to remove ARM local timer support in the near future and
gets us closer to moving this driver to drivers/clocksource.

Tested-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2013-06-24 17:45:58 -07:00
Arnd Bergmann 8ecb6ca61a DaVinci SoC updates for v3.11 - part 2
--------------------------------------
 
 This pull request adds DT and runtime PM to
 EDMA ARM private API so it can be used on
 DT enabled DaVinci and OMAP platforms.
 
 Also adds DMA channel crossbar mapping
 support to be used by DT-enabled platforms
 which use it.
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Merge tag 'davinci-for-v3.11/soc-2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc

From Sekhar Nori:

DaVinci SoC updates for v3.11 - part 2

This pull request adds DT and runtime PM to
EDMA ARM private API so it can be used on
DT enabled DaVinci and OMAP platforms.

Also adds DMA channel crossbar mapping
support to be used by DT-enabled platforms
which use it.

* tag 'davinci-for-v3.11/soc-2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  dmaengine: edma: enable build for AM33XX
  ARM: edma: Add EDMA crossbar event mux support
  ARM: edma: Add DT and runtime PM support to the private EDMA API
  dmaengine: edma: Add TI EDMA device tree binding
  ARM: edma: Convert to devm_* api

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-24 16:46:23 +02:00
Mohammed, Afzal 22fe3b8969 ARM: OMAP2+: AM43x: resolve SMP related build error
If AM43x and SMP is selected, OMAP4 & OMAP5 deselected, build error as
follows,

arch/arm/mach-omap2/built-in.o: In function `scu_gp_set':
arch/arm/mach-omap2/sleep44xx.S:131: undefined reference to `omap4_get_scu_base'
arch/arm/mach-omap2/sleep44xx.S:132: undefined reference to `scu_power_mode'
arch/arm/mach-omap2/built-in.o: In function `scu_gp_clear':
arch/arm/mach-omap2/sleep44xx.S:227: undefined reference to `omap4_get_scu_base'
arch/arm/mach-omap2/sleep44xx.S:229: undefined reference to `scu_power_mode'

Resolve it by building sleep44xx.S only for OMAP4 & OMAP5.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-24 16:11:21 +02:00
Matt Porter e65abbbc52 dmaengine: edma: enable build for AM33XX
Enable TI EDMA option on OMAP and TI_PRIV_EDMA

Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-06-24 15:55:08 +05:30
Arnd Bergmann f9f697a77d Move OMAP Mailbox framework to drivers via Suman Anna <s-anna@ti.com>
The OMAP Mailbox driver framework is moved out of arch/arm folder
 into drivers/mailbox folder, to re-enable building it and also serve
 as a baseline for adapting to the new mailbox driver framework. The
 changes mainly contain:
   - a minor bug fix and cleanup of mach-specific mailbox code
   - remove any header dependencies from plat-omap for multi-platform
     support
   - represent mailbox device data through platform data/hwmod attrs
   - move the omap mailbox code out of plat-omap/mach-omapX to
     drivers/mailbox folder
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Merge tag 'omap-for-v3.11/mailbox-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/drivers

From Tony Lindgren:

Move OMAP Mailbox framework to drivers via Suman Anna <s-anna@ti.com>

The OMAP Mailbox driver framework is moved out of arch/arm folder
into drivers/mailbox folder, to re-enable building it and also serve
as a baseline for adapting to the new mailbox driver framework. The
changes mainly contain:
  - a minor bug fix and cleanup of mach-specific mailbox code
  - remove any header dependencies from plat-omap for multi-platform
    support
  - represent mailbox device data through platform data/hwmod attrs
  - move the omap mailbox code out of plat-omap/mach-omapX to
    drivers/mailbox folder

* tag 'omap-for-v3.11/mailbox-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  mailbox/omap: move the OMAP mailbox framework to drivers
  ARM: OMAP2+: add user and fifo info to mailbox platform data
  ARM: OMAP2+: mbox: remove dependencies with soc.h
  omap: mailbox: correct the argument type for irq ops
  omap: mailbox: call request_irq after mbox queues are allocated
  omap: mailbox: check iomem resource before dereferencing it

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 21:41:06 +02:00
Arnd Bergmann 8fe14e5a74 GPMC suspend patch that was left out of the earlier
omap-for-v3.11/gpmc-signed branch because of a compile error
 it caused. The compile error is fixed in this version.
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Merge tag 'omap-for-v3.11/gpmc-part2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/drivers

From Tony Lindgren:

GPMC suspend patch that was left out of the earlier
omap-for-v3.11/gpmc-signed branch because of a compile error
it caused. The compile error is fixed in this version.

* tag 'omap-for-v3.11/gpmc-part2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: gpmc: Low power transition support

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 21:40:15 +02:00
Arnd Bergmann aee9a50c5b Merge branch 'omap/pm-voltdomain-cleanup' into next/soc
Conflicts:
	arch/arm/mach-omap2/Makefile
	arch/arm/mach-omap2/io.c

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 17:35:16 +02:00
Arnd Bergmann 3c373f9983 Non-critical omap DMA fixes and removal of unused legacy code.
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Merge tag 'omap-for-v3.11/dma-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

From Tony Lindgren:

Non-critical omap DMA fixes and removal of unused legacy code.

* tag 'omap-for-v3.11/dma-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP1: Remove dma.h
  ARM: OMAP1: Remove legacy irda.h and irda setup from board files
  ARM: OMAP1: Remove duplicated DMA channel definitions
  ARM: OMAP1: Remove McBSP DMA channel definitions
  ARM: OMAP2+: Remove dma.h
  ARM: OMAP2+: hwmod: Remove remaining DMA channel definitions
  ARM: OMAP2+: Remove duplicated DMA channel definitions
  ARM: OMAP2+: Remove AES crypto device DMA channel definitions
  ARM: OMAP: dma: Remove the erroneous freeing of platform data
  ARM: OMAP: dma: Fix the dma_chan_link_map init order
  ARM: OMAP: dma: Remove the wrong dev_id check

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 16:43:11 +02:00
Arnd Bergmann 0a15e0b5b9 PM voltage domain clean-up via Kevin Hilman <khilman@linaro.org>:
OMAP: PM: remove requirement for voltage domain data; remove dummy data
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Merge tag 'omap-for-v3.11/pm-voltdomain-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

From Tony Lindgren:

PM voltage domain clean-up via Kevin Hilman <khilman@linaro.org>:

OMAP: PM: remove requirement for voltage domain data; remove dummy data

* tag 'omap-for-v3.11/pm-voltdomain-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: AM33xx: Remove the unused voltagedomain data
  ARM: OMAP2+: Powerdomain: Remove the need to always have a voltdm associated to a pwrdm

Includes an update to Linux 3.10-rc6.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 16:41:37 +02:00
Arnd Bergmann 60d808ddff Serial driver platform init code clean-up via Kevin Hilman <khilman@linaro.org>:
OMAP: PM: the serial core + driver can no handle no_console_suspend support
 without any SoC specific handlding or SoC-specific DT bindings.  Remove
 the now unused SoC specifics for OMAP.
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Merge tag 'omap-for-v3.11/pm-serial-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

From Tony Lindgren:

Serial driver platform init code clean-up via Kevin Hilman <khilman@linaro.org>:

OMAP: PM: the serial core + driver can no handle no_console_suspend support
without any SoC specific handlding or SoC-specific DT bindings.  Remove
the now unused SoC specifics for OMAP.

* tag 'omap-for-v3.11/pm-serial-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  arm: omap2+: omap_device: remove no_idle_on_suspend
  arm: dts: am33xx: Remove "ti,no_idle_on_suspend" property.
  arm: omap2+: serial: remove no_console_suspend support

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 16:40:14 +02:00
Arnd Bergmann 58eb042889 Fix am43x minimal booting as I accidentally left out one
patch from the already merged omap-for-v3.11/soc-signed branch.
 Also fixes for ti81x booting and  revision check updates.
 
 These are based on omap-for-v3.11/soc-signed because of the
 am43x dependency to earlier patches.
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Merge tag 'omap-for-v3.11/soc-part2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

From Tony Lindgren:

Fix am43x minimal booting as I accidentally left out one
patch from the already merged omap-for-v3.11/soc-signed branch.
Also fixes for ti81x booting and  revision check updates.

These are based on omap-for-v3.11/soc-signed because of the
am43x dependency to earlier patches.

* tag 'omap-for-v3.11/soc-part2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP3+: am33xx id: Add new am33xx specific function to check dev_feature
  ARM: OMAP: TI816X: add powerdomains for TI816x
  ARM: OMAP2: TI81XX: id: Add cpu id for TI816x ES2.0 and ES2.1
  ARM: OMAP2+: AM43x: basic dt support

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 16:38:12 +02:00
Arnd Bergmann e5051b8472 imx soc changes for 3.11:
* New SoCs i.MX6 Sololite and Vybrid VF610 support
 * imx5 and imx6 clock fixes and additions
 * Update clock driver to use of_clk_init() function
 * Refactor restart routine mxc_restart() to get it work for DT boot
   as well
 * Clean up mxc specific ulpi access ops
 * imx defconfig updates
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Merge tag 'imx-soc-3.11' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/soc

From Shawn Guo:

imx soc changes for 3.11:

* New SoCs i.MX6 Sololite and Vybrid VF610 support
* imx5 and imx6 clock fixes and additions
* Update clock driver to use of_clk_init() function
* Refactor restart routine mxc_restart() to get it work for DT boot
  as well
* Clean up mxc specific ulpi access ops
* imx defconfig updates

* tag 'imx-soc-3.11' of git://git.linaro.org/people/shawnguo/linux-2.6: (29 commits)
  ARM: imx_v6_v7_defconfig: Enable Vybrid VF610
  ARM: imx_v6_v7_defconfig: Enable imx-wm8962 by default
  ARM: clk-imx6qdl: Add clko1 configuration for imx6qdl-sabresd
  ARM: imx_v6_v7_defconfig: Enable PWM and backlight options
  ARM: imx: Remove mxc specific ulpi access ops
  ARM: imx: add initial support for VF610
  ARM: imx: add VF610 clock support
  ARM: imx_v6_v7_defconfig: enable parallel display
  ARM: imx: clk: No need to initialize phandle struct
  ARM: imx: irq-common: Include header to avoid sparse warning
  ARM: imx: Enable mx6 solo-lite support
  ARM: imx6: use common of_clk_init() call to initialize clocks
  ARM: imx6q: call of_clk_init() to register fixed rate clocks
  ARM: imx: imx_v6_v7_defconfig: Select CONFIG_DRM_IMX_TVE
  ARM: i.MX6: clk: add different DualLite MLB clock config
  ARM i.MX5: Add S/PDIF clocks
  ARM i.MX53: Add SATA clock
  ARM: imx6q: clk: add the eim_slow clock
  ARM: imx: remove MLB PLL from pllv3
  ARM: imx: disable pll8_mlb in mx6q_clks
  ...

Conflicts:
	arch/arm/Kconfig.debug (simple add/add conflict)

Includes an update to 3.10-rc6

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-06-20 02:15:45 +02:00
Vaibhav Hiremath 75fbbca2b1 ARM: AM33XX: clock data: Enable clkout2 as part of init
clkout2 comes out on the pad and is being used by various
external on-board peripherals like, Audio codecs and stuff.
So enable the clkout2 by default during init sequence itself.

Also, add the missing entry of "clkout2_ck" to the clock table.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-06-18 19:51:23 -05:00
Vaibhav Hiremath 4fd8a19e28 ARM: AM33XX: clock: Add debugSS clock nodes
Represent debugSS clock interface as provided in
CM_WKUP_DEBUGSS_CLKCTRL register, includes
	- Clock gate for optional DEBUG_CLKA and DBGSYSCLK
	- Clock Mux for TRC_PMD and STM_PMD
	- Clock divider for STM and TPIU

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-06-18 19:49:51 -05:00
avinash philip b536dd412b ARM: OMAP2+: gpmc: Low power transition support
GPMC is hardware controller for external memory interfaces.
This patch adds suspend/resume support for GPMC driver.
It also preserves GPMC register configurations across device low-power states
in which GPMC hardware can be powered-off.
gpmc_suspend()/gpmc_resume() are called by default by core PM framework as part
of driver's runtime PM callbacks.

Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Signed-off-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 03:46:39 -07:00
Lokesh Vutla 8fb61e8d84 ARM: OMAP3EVM: Marking omap3_evm_display_init() with CONFIG_BROKEN
On 37xx EVM non-dt boot fails with current mainline,
because of broken GPIO numbering in the board file
that uses hardcoded GPIOs.

So marking omap3_evm_display_init() with CONFIG_BROKEN
for now as suggested by Tony as per the below link:
http://www.mail-archive.com/linux-omap@vger.kernel.org/msg90399.html

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Tested-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 03:10:53 -07:00
Florian Vaussard 863c9638f4 arm: omap: board-overo: reset GPIO for SMSC911x
The reset GPIO should be set for the SMSC911x, otherwise the controller
will not work and probing will fail. In the case of the tobi-duo
expansion board, the second controller shares the same GPIO, thus no
more changes are required (not tested).

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 03:09:07 -07:00
Vaibhav Hiremath 7bcad17015 ARM: OMAP3+: am33xx id: Add new am33xx specific function to check dev_feature
Layout of DEV_FEATURE register (offset = 0x604) is different
between TI81xx and AM33xx device, so create separate function
which will check for features available on specific AM33xx SoC
and set the flags accordingly.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 03:04:07 -07:00
Aida Mynzhasova c3ed359c66 ARM: OMAP: TI816X: add powerdomains for TI816x
This patch adds required structures for powerdomain initialization on
the ti816x. It is impossible to use omap3430 structures in order to
initialize powerdomains on ti816x, because there are big differences
between PRCM module base address offsets on these CPUs.

Signed-off-by: Aida Mynzhasova <aida.mynzhasova@skitlab.ru>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 01:17:26 -07:00
Aida Mynzhasova a5f93d9dad ARM: OMAP2: TI81XX: id: Add cpu id for TI816x ES2.0 and ES2.1
Currently omap3xxx_check_revision() detects ES1.0 and ES1.1 only,
this patch extends it by adding ES2.0 and ES2.1 versions support.

Signed-off-by: Aida Mynzhasova <aida.mynzhasova@skitlab.ru>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 01:17:01 -07:00
Jarkko Nikula da4f9d2826 ARM: OMAP2+: Remove dma.h
All definitions in arch/arm/mach-omap2/dma.h are removed so it can be
removed now.

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 00:12:34 -07:00
Jarkko Nikula 0fd8824fab ARM: OMAP2+: hwmod: Remove remaining DMA channel definitions
Last remaining DMA channel definitions in arch/arm/mach-omap2/dma.h
are used only by omap_hwmod_2xxx_3xxx_ipblock_data.c and
omap_hwmod_3xxx_data.c. Remove them by using directly DMA channel number in
hwmod data and drop definitions with a following script:

egrep '#define [OMAP|AM35XX].*DMA' arch/arm/mach-omap2/dma.h | cut -f 1,3 \
	| while read i; do \
		DEF=`echo $i |cut -d ' ' -f 2`; \
		CH=`echo $i |cut -d ' ' -f 3`; \
		echo "removing" $DEF; \
		sed -i "s/${DEF}/${CH}/" arch/arm/mach-omap2/omap_hwmod_*.c; \
		sed -i "/${DEF}/d" arch/arm/mach-omap2/dma.h; \
	done

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 00:11:59 -07:00
Jarkko Nikula 9bd5b27539 ARM: OMAP2+: Remove duplicated DMA channel definitions
Many DMA channel definitions in arch/arm/mach-omap2/dma.h have been moved or
redefined in drivers without removing them from dma.h. Remove those with a
script below:

egrep '#define OMAP.*DMA' arch/arm/mach-omap2/dma.h \
	|cut -f 1 |cut -d ' ' -f 1-2 | while read -r i; do \
		if [ `git grep -c "$i" |wc -l` -gt 1 ]; then \
			echo "removing" $i; \
			sed -i "/${i}/d" arch/arm/mach-omap2/dma.h; \
		fi; \
	done

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 00:11:59 -07:00
Jarkko Nikula 50a43f0fa9 ARM: OMAP2+: Remove AES crypto device DMA channel definitions
These became unused after commit 660ffd6
("ARM: OMAP2xxx: hwmod: Convert AES crypto devcie data to hwmod").

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-18 00:11:58 -07:00
Rajendra Nayak 63b0420c85 ARM: AM33xx: Remove the unused voltagedomain data
Now that there is a way to tell the powerdomain core about
missing voltage domain auto-scaling control in SoCs', get rid of the dummy
voltage domain data populated for AM33xx devices.

Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Afzal Mohammed <afzal@ti.com> # am335x evm
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-06-17 07:26:44 -07:00
Rajendra Nayak cd8abed1da ARM: OMAP2+: Powerdomain: Remove the need to always have a voltdm associated to a pwrdm
The powerdomain framework currently expects all powerdomains to be associated with
a corresponding voltagedomain. For some SoCs' (like the already existing AM33xx
family, or for the upcoming AM437x and DRA7 SoCs') which
do not have a Voltage controller/Voltage Processor (neither the SR I2C
bus to communicate with the PMIC) there is no need for a Powerdomain to have
a voltage domain association since there is no auto-scaling of voltages possible
using the voltage FSM.

Extend the arch operations to add an api which the powerdomain core can
then use to identify if a voltdm lookup and association for a powerdomain
is really needed.

Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Afzal Mohammed <afzal@ti.com> # am335x evm
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-06-17 07:25:14 -07:00
Eduardo Valentin 4a1b573346 ARM: 7758/1: introduce config HAS_BANDGAP
Bandgap is a device used to measure temperature on electronic
equipments.  It is widely used in digital integrated circuits.  It is
based on the dependency between silicon voltage and temperature.

This patch introduce HAS_BANDGAP config entry.  This config is a boolean
value so that arch code can flag if they feature a bandgap device.

This config entry follows the same idea behind ARCH_HAS_CPUFREQ.

Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-omap@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Fabio Stevam <festevam@gmail.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Amit Daniel Kachhap <amit.daniel@samsung.com>
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-06-17 09:27:08 +01:00
Rafael J. Wysocki 592a55d835 PM / AVS: SmartReflex: misc. cleanups for v3.11
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Merge tag 'omap-pm-v3.11/avs' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into pm-omap

Pull PM / AVS: SmartReflex: misc. cleanups for 3.11 from Kevin Hilman.
2013-06-16 01:30:46 +02:00
Olof Johansson f54ffe0fef Omap GPMC (General Purpose Memory Controller) changes.
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Merge tag 'omap-for-v3.11/gpmc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/drivers

From Tony Lindgren:
Omap GPMC (General Purpose Memory Controller) changes.

* tag 'omap-for-v3.11/gpmc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: gpmc: Converts GPMC driver to pm_runtime capable
  ARM: OMAP2+: gpmc: get number of useable GPMC chip-selects via DT
  ARM: dts: OMAP2+: Simplify NAND support
  ARM: OMAP2+: Allow NAND transfer mode to be specified in DT
  ARM: OMAP2+: nand: reorganize gpmc timing values

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-06-14 14:36:51 -07:00
Olof Johansson 01758fe655 Omap5 SoC data via Paul Walmsley <paul@pwsan.com:
Add support for the OMAP5 SoC family.
 
 As part of the transition to DT, no board files will be used
 for OMAP5.  The hwmod data is gradually being transitioned
 away from arch/arm/mach-omap2: IRQ, DMA, and memory map data
 has been moved to DT.  Hopefully the dev_attr and clock role
 data will be the next step.
 
 Basic test logs are available here, although not for OMAP5,
 since I don't have an OMAP5 board:
 http://www.pwsan.com/omap/testlogs/omap5_v3.10/20130608130949/
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Merge tag 'omap-for-v3.11/omap5-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

From Tony Lindgren:
Omap5 SoC data via Paul Walmsley <paul@pwsan.com:

Add support for the OMAP5 SoC family.

As part of the transition to DT, no board files will be used
for OMAP5.  The hwmod data is gradually being transitioned
away from arch/arm/mach-omap2: IRQ, DMA, and memory map data
has been moved to DT.  Hopefully the dev_attr and clock role
data will be the next step.

Basic test logs are available here, although not for OMAP5,
since I don't have an OMAP5 board:
http://www.pwsan.com/omap/testlogs/omap5_v3.10/20130608130949/

* tag 'omap-for-v3.11/omap5-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP5: Remove unused include for ocp2scp
  ARM: OMAP5: Enable build and frameowrk initialisations
  ARM: OMAP5: voltagedomain data: Add OMAP5 voltage domain data
  ARM: OMAP5: hwmod data: Create initial OMAP5 SOC hwmod data
  ARM: OMAP5: powerdomain data: Add OMAP54XX data and update the header
  ARM: OMAP5: clockdomain data: Add OMAP54XX data and update the header
  ARM: OMAP5: SCRM: Add OMAP54XX header file.
  ARM: OMAP5: PRCM: Add OMAP54XX local MPU PRCM registers
  ARM: OMAP4+: PRCM MPU: Move function prototypes to common header for re-use
  ARM: OMAP5: CM: Add OMAP54XX register and bitfield files
  ARM: OMAP4+: CM: Move function prototypes to common header for re-use
  ARM: OMAP5: PRM: Add OMAP54XX register and bitfield files
  ARM: OMAP4+: PRM: Move function prototypes to common header for re-use

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-06-14 14:33:11 -07:00
Olof Johansson 10f8902b47 Omap SoC changes. Mostly improves am33xx support, and adds
minimal support for am43x SoCs.
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Merge tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

From Tony Lindgren:
Omap SoC changes. Mostly improves am33xx support, and adds
minimal support for am43x SoCs.

* tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: AM43x: SRAM base and size
  ARM: OMAP2+: AM43x: GP or HS ?
  ARM: OMAP2+: AM43x: early init
  ARM: OMAP2+: AM43x: static mapping
  ARM: OMAP2+: AM437x: SoC revision detection
  ARM: OMAP2+: AM43x: soc_is support
  ARM: OMAP2+: AM43x: kbuild
  ARM: OMAP2+: AM43x: Kconfig
  ARM: OMAP2+: separate out OMAP4 restart
  ARM: AM33XX: clk: Add clock node for EHRPWM TBCLK
  ARM: OMAP3: clock data: get rid of unused USB host clock aliases and dummies
  ARM: OMAP2+: AM33xx: Add missing reset status info to GFX hwmod
  + Linux 3.10-rc5

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-06-14 14:32:01 -07:00
Olof Johansson eb25862dee Omap PM changes via Kevin Hilman <khilman@linaro.org>:
OMAP PM cleanups for v3.10
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Merge tag 'omap-for-v3.11/pm-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

From Tony Lindgren:
Omap PM changes via Kevin Hilman <khilman@linaro.org>:

OMAP PM cleanups for v3.10

* tag 'omap-for-v3.11/pm-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP4+: PM: Consolidate OMAP4 PM code to re-use it for OMAP5
  ARM: OMAP4+: Make secondary_startup function name more consistent
  ARM: OMAP4+: PM: Consolidate MPU subsystem PM code for re-use
  ARM: OMAP4: PM: Avoid expensive cpu_suspend() path for all CPU power states except off
2013-06-14 14:30:23 -07:00
Olof Johansson 777d466d13 Move omap4 over to device tree based booting. This allows us to get rid
a big pile of platform init code for things that are already handled by
 device tree related code. As am33xx is already device tree based, we
 can also remove the same data for am33xx.
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Merge tag 'omap-for-v3.11/cleanup-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

From Tony Lindgren:
Move omap4 over to device tree based booting. This allows us to get rid
a big pile of platform init code for things that are already handled by
device tree related code. As am33xx is already device tree based, we
can also remove the same data for am33xx.

* tag 'omap-for-v3.11/cleanup-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP4: hwmod data: Remove irq entries from mcspi, mmc hwmods
  ARM: OMAP4: hwmod data: add DSS data back
  ARM: OMAP4: hwmod data: Clean up the data file
  ARM: AM33XX: hwmod data: irq, dma and addr info clean up
  ARM: OMAP2+: Remove omap4 ocp2scp pdata
  ARM: OMAP2+: Remove omap4 pdata for USB
  ARM: OMAP2+: Remove omap4 pdata from hsmmc.c
  ARM: OMAP2+: Remove legacy mux data for omap4
  ARM: OMAP2+: Remove board-omap4panda.c
  ARM: OMAP2+: Remove board-4430sdp.c
  ARM: OMAP2+: Legacy support for wl12xx when booted with devicetree

Resolved merge conflict due to a fix for 3.10 (the fix is removed since
the code is no longer used -- data comes from device tree).

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-06-14 14:28:22 -07:00
Afzal Mohammed bb256f803c ARM: OMAP2+: AM43x: basic dt support
Describe minimal DT boot machine details for AM43x based SoC's. AM43x
SoC's are ARM Cortex-A9 based with one core. AM43x is similar to
AM335x w.r.t L4 PER/WKUP memory map. AM43x has a sync timer, here that
is being used as clocksource, while 1ms dmtimer as clockevent.

Signed-off-by: Ankur Kishore <a-kishore@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-13 03:50:00 -07:00
Stephen Boyd 38ff87f77a sched_clock: Make ARM's sched_clock generic for all architectures
Nothing about the sched_clock implementation in the ARM port is
specific to the architecture. Generalize the code so that other
architectures can use it by selecting GENERIC_SCHED_CLOCK.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
[jstultz: Merge minor collisions with other patches in my tree]
Signed-off-by: John Stultz <john.stultz@linaro.org>
2013-06-12 14:02:13 -07:00
Roger Quadros e41a5f88b3 ARM: OMAP2+: omap-usb-host: Fix memory leaks
Fix memory leaks in the error path.
Also, use platform_device_register_full() to allocate
the platform devices and set platform data.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 10:04:10 -07:00
avinash philip b3f5525c55 ARM: OMAP2+: gpmc: Converts GPMC driver to pm_runtime capable
Support for pm_runtime add to GPMC driver.

Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Signed-off-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 09:56:30 -07:00
Gupta Pekon f34f37160c ARM: OMAP2+: gpmc: get number of useable GPMC chip-selects via DT
This patch enables usage of DT property 'gpmc,num-cs' as already documented in
Documentation/devicetree/bindings/bus/ti-gpmc.txt

Though GPMC hardware supports upto 8 chip-selects, but all chip-selects may
not be available for use because:
- chip-select pin may not be bonded out at SoC device boundary.
- chip-select pin-mux may conflict with other pins usage.
- board level constrains.

gpmc,num-cs allows user to configure maximum number of GPMC chip-selects
available for use on any given platform. This ensures:
- GPMC child nodes having chip-selects within allowed range are only probed.
- And un-used GPMC chip-selects remain blocked.(may be for security reasons).

Signed-off-by: Gupta, Pekon <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 09:54:28 -07:00
Tony Lindgren 82702ea11d ARM: OMAP2+: Fix serial init for device tree based booting
We don't want to call omap_serial_early_init() for device
tree based booting as the ports are initialized based on
the .dts entries.

Reviewed-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 09:44:15 -07:00
Sricharan R 09182ab11b ARM: OMAP4: hwmod data: Remove irq entries from mcspi, mmc hwmods
Commit '3b9b10151c6838af52244cec4af41a938bb5b7ec' cleaned up the
data file to remove all irq and dma entries for all hwmods, which
are now populated by DT. But mcspi and mmc irq, dma entries were
retained since MMC, NFS boot was not working. Since it is root caused
to be an issue with only DMA entries [1], irq can be safely removed.

[1] http://www.mail-archive.com/linux-omap@vger.kernel.org/msg90115.html

Signed-off-by: Sricharan R <r.sricharan@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 09:41:46 -07:00
Sanjeev Premi 4f288f081b ARM: OMAP2+: AM43x: SRAM base and size
This definition corresponds to the L3_OCMC0,
as in case of AM33XX.

Signed-off-by: Sanjeev Premi <premi@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
[tony@atomide.com: updated to remove default y]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:07:23 -07:00
Afzal Mohammed 49cc485d81 ARM: OMAP2+: AM43x: GP or HS ?
Detect whether GP or HS, similar to the AM335x way.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:07:23 -07:00
Afzal Mohammed c5107027b1 ARM: OMAP2+: AM43x: early init
Minimal early init - PRCM initialization not yet taken care.

Control module is similar (base address, feature register etc.) as
that of AM335x, while PRCM base address is different. Instead of
adding a new header file for AM43x, PRCM base address is added in
AM335x header file as it is similar to it to a large extent.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
[tony@atomide.com: updated to drop am33xx_check_features()]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:00:35 -07:00
Afzal Mohammed addb154ad1 ARM: OMAP2+: AM43x: static mapping
AM43x L4 WKUP/PER mappings are similar to AM335x, reuse.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:00:35 -07:00
Afzal Mohammed c04bbaa46c ARM: OMAP2+: AM437x: SoC revision detection
Detect 437x SoC revision.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:00:35 -07:00
Afzal Mohammed c664d0a9a1 ARM: OMAP2+: AM43x: soc_is support
soc_is support for AM43x family of SoC's. Only variant now is AM437x,
it is made as a subclass of AM43x.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 08:00:34 -07:00
Afzal Mohammed 33f82f3379 ARM: OMAP2+: AM43x: kbuild
Build pieces that could be reused for AM43x - GIC related, secure
related and common PRCM.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:55:32 -07:00
Afzal Mohammed 970585c68b ARM: OMAP2+: AM43x: Kconfig
Kconfig for AM43x (Cortex A9) family of SoC's.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:55:31 -07:00
Afzal Mohammed ab4c2e1bbd ARM: OMAP2+: separate out OMAP4 restart
Separate out OMAP4 restart and have it similar to other platforms, in
a different file. Main motive is to reuse omap4-common on platforms
other than OMAP4, like AM43x, even if OMAP4 is deselected (otherwise
would have caused build breakage).

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:55:30 -07:00
Sebastian Andrzej Siewior 415ab3283c arm/omap: use const char properly
The itention was probably to make both pointers const but as it is now,
it is just const used twice.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:16:30 -07:00
Peter Ujfalusi 7252db5fef ARM: OMAP2+: devices: Do not print error when dss_hdmi hwmod lookup fails
The dss_hdmi hwmod is used to create the HDMI audio device for OMAP4+
When we boot the kernel we can silently ignore the failure since the IP
does not exist on them.

Reported-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:10:00 -07:00
Peter Ujfalusi 6d931cf8ba ARM: OMAP2+: devices: Do not print error when DMIC hwmod lookup fails
It means that the SoC does not have DMIC IP.

Reported-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:09:19 -07:00
Peter Ujfalusi 5fe0a12684 ARM: OMAP2+: devices: Do not print error when McPDM hwmod lookup fails
It means that the SoC does not have McPDM IP.

Reported-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 07:09:19 -07:00
Tony Lindgren f445d05328 Merge branch 'dss-regulator' into omap-for-v3.11/fixes-non-critical 2013-06-12 07:00:35 -07:00
Tomi Valkeinen 3d85f548d3 ARM: OMAP: add vdds_sdi supply for omapdss_sdi.0
SDI driver gets currently the vdds_sdi regulator via omapdss device.
This is not correct, and we'll change the SDI driver to get the
regulator directly via omapdss_sdi.0 device.

This patch changes the rx51 board file to add vdds_dsi supply for
omapdss_sdi.0 device.

Note that the vdds_sdi supply for omapdss device is still left there, as
the current display driver uses it. When both the board files and the
display driver has been changed, we can remove the unused supply.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 06:59:40 -07:00
Tomi Valkeinen 1f92a1a4ca ARM: OMAP: add vdds_dsi supply for omapdss_dpi.0
DPI driver gets currently the vdds_dsi regulator via omapdss device.
This is not correct, and we'll change the DPI driver to get the
regulator directly via omapdss_dpi.0 device.

This patch changes the relevant board files to add vdds_dsi supply for
omapdss_dpi.0 device.

Note that the vdds_dsi supply for omapdss device is still left there, as
the current display driver uses it. When both the board files and the
display driver has been changed, we can remove the unused supply.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 06:59:40 -07:00
Tomi Valkeinen 1738ddbe5b ARM: OMAP: fix dsi regulator names
board-cm-t35.c and board-ldp.c contain regulator supply entries for
vdds_dsi. However, the given device name is wrong.

This patch fixes the device name from omapdss_dsi1 to omapdss_dsi.0.

Note that as far as I know, DSI driver is not used on these boards, so
this should not have caused any problems. The DSI block can be used to
generate clock for DPI, though, but that's not enabled for omap3 boards
currently.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 06:59:39 -07:00
Tomi Valkeinen b38911f347 ARM: OMAP4: hwmod data: add DSS data back
Commit 3b9b10151c (ARM: OMAP4: hwmod data:
Clean up the data file) removes hwmod data for omap4, including DSS
data. DSS has not yet been converted to DT, so the hwmod data is still
needed.

This patch adds back the DSS parts of the hwmod data.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-12 06:52:30 -07:00
Suman Anna c869c75c16 mailbox/omap: move the OMAP mailbox framework to drivers
The mailbox hardware (in OMAP) uses a queued mailbox interrupt
mechanism that provides a communication channel between processors
through a set of registers and their associated interrupt signals
by sending and receiving messages.

The OMAP mailbox framework/driver code is moved to be under
drivers/mailbox, in preparation for adapting to a common mailbox
driver framework. This allows the build for OMAP mailbox to be
enabled (it was disabled during the multi-platform support).

As part of the migration from plat and mach code:
- Kconfig symbols have been renamed to build OMAP1 or OMAP2+ drivers.
- mailbox.h under plat-omap/plat/include has been split into a public
  and private header files. The public header has only the API related
  functions and types.
- The module name mailbox.ko from plat-omap is changed to
  omap-mailbox.ko
- The module name mailbox_mach.ko from mach-omapX is changed as
    mailbox_omap1.ko for OMAP1
    mailbox_omap2.ko for OMAP2+

Cc: Tony Lindgren <tony@atomide.com>
[gregkh@linuxfoundation.org: ack for staging part]
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Omar Ramirez Luna <omar.ramirez@copitl.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
2013-06-11 11:41:51 -05:00
Suman Anna fe32c1f602 ARM: OMAP2+: add user and fifo info to mailbox platform data
The different generations of OMAP2+ SoCs have almost the same
mailbox IP, but the IP has configurable parameters for number
of users (interrupts it can generate out towards processors)
and number of fifos (the base unidirectional h/w communication
channel). This data cannot be read from any registers, and so
has been added to the platform data.

This data together with the interrupt-type configuration can be
used in properly figuring out the number of registers to save
and restore in the OMAP mailbox driver code.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
2013-06-11 11:41:30 -05:00
Suman Anna b8a7cf8e2b ARM: OMAP2+: mbox: remove dependencies with soc.h
The OMAP mailbox platform driver code has been cleaned up to
remove the dependencies with soc.h in preparation for moving
the mailbox code to drivers folder.

The code relied on cpu_is_xxx/soc_is_xxx macros previously to
pick the the right set of mailbox devices and register with the
mailbox driver. This data is now represented in a concise format
and moved to the respective omap_hwmod data files and published
to the driver through the platform data.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
2013-06-11 11:41:29 -05:00
Suman Anna f91ca05ff4 omap: mailbox: correct the argument type for irq ops
The argument type used in the actual individual omap_mbox_ops
for irqs should be omap_mbox_irq_t instead of omap_mbox_type_t.

Signed-off-by: Suman Anna <s-anna@ti.com>
2013-06-11 11:41:29 -05:00
Suman Anna a41677c6c5 omap: mailbox: check iomem resource before dereferencing it
Add a NULL check for iomem resource in mailbox probe functions.

Signed-off-by: Fernando Guzman Lugo <lugo.fernando@gmail.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
2013-06-11 09:44:02 -05:00
Andrii Tseglytskyi 299066bb37 PM / AVS: SmartReflex: use omap_sr * for enable/disable interface
SmartReflex driver interface is natively divided to two parts:

- external SmartReflex interface
- interface between SmartReflex driver and SmartReflex Class

Functions which belong to AVS class interface can use
struct omap_sr* instead of struct voltatedomain*, to provide a
direct connection between SR driver and SR class. This allows
us to optimize and not do additional lookups where none is
required.

sr_enable() and sr_disable() are interface functions between
SR driver and SR class. They are typically used by Class driver
to enable/disable SmartReflex hardware module.
Now they take struct omap_sr* as input parameter.

Signed-off-by: Andrii Tseglytskyi <andrii.tseglytskyi@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-06-10 10:46:18 -07:00
Andrii Tseglytskyi 3dfc35ffd9 PM / AVS: SmartReflex: use omap_sr * for errgen interfaces
SmartReflex driver interface is natively divided to two parts:

- external SmartReflex interface
- interface between SmartReflex driver and SmartReflex Class

Functions which belong to AVS class interface can use
struct omap_sr* instead of struct voltatedomain*, to provide a
direct connection between SR driver and SR class. This allows
us to optimize and not do additional lookups where none is
required.

sr_disable_errgen() and sr_configure_errgen() are interface
functions between SR driver and SR class. They are typically
used by Class driver to configure error generator module during
SmartReflex enable/disable sequence.
Now they take struct omap_sr* as input parameter.

Signed-off-by: Andrii Tseglytskyi <andrii.tseglytskyi@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-06-10 10:46:17 -07:00
Tony Lindgren 6503a8e109 ARM: OMAP5: Remove unused include for ocp2scp
This header is not used, and is removed with the omap4 clean-up.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-09 21:17:15 -07:00
Philip Avinash 563ce4d51a ARM: AM33XX: clk: Add clock node for EHRPWM TBCLK
EHRPWM module requires explicit clock gating of TBCLK from control
module. Hence add TBCLK clock node in clock tree for EHRPWM modules.

Signed-off-by: Philip Avinash <avinashphilip@ti.com>
[bigeasy: remove CK_AM33XX]
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-09 01:12:32 -06:00
Roger Quadros 1919f0f7db ARM: OMAP3: clock data: get rid of unused USB host clock aliases and dummies
We don't need multiple aliases for the OMAP USB host clocks and neither
the dummy clocks so remove them.

CC: Paul Walmsley <paul@pwsan.com>
CC: Rajendra Nayak <rnayak@ti.com>
CC: Benoit Cousson <b-cousson@ti.com>
CC: Mike Turquette <mturquette@linaro.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
[paul@pwsan.com: updated against v3.10-rc4]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-09 01:05:34 -06:00
Vaibhav Hiremath 27c7004a9e ARM: OMAP2+: AM33xx: Add missing reset status info to GFX hwmod
GFX has a reset status register (PRM_GFX.RM_GFX_RSTST),
so update the GFX hwmod data with .rstst_off and .st_shift
information.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-09 00:02:55 -06:00
Santosh Shilimkar e4020aa9a8 ARM: OMAP5: Enable build and frameowrk initialisations
Include the OMAP5 data files in build. Initialise the voltage, power,
clock domains.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 12:00:05 -06:00
Santosh Shilimkar 20d49e9ccf ARM: OMAP5: voltagedomain data: Add OMAP5 voltage domain data
Add voltagedomain related data for OMAP54XX SOCs. OMAP4 OPP data is
used for now. OMAP5 OPP data will be added as part of OMAP5 DVFS
support.

Cc: Kevin Hilman <khilman@deeprootsystems.com>
Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:59:28 -06:00
Benoit Cousson 08e4830d71 ARM: OMAP5: hwmod data: Create initial OMAP5 SOC hwmod data
Adding the hwmod data for OMAP54xx SOCs.

Additional changes done on top of initial SOC data files.
- The IO resource information like dma request lines, irq number and
ocp address space can be populated via dt blob. So such data is stripped
from OMAP5 SOC hwmod data file.

- SDMA IO resource information is still kept since dmaengine work
is till ongoing. Once the legacy dma platform driver becomes obsolete,
SDMA io space information can be removed.

- The devices like dss, aess, usb which are missing the device tree bindings,
hwmod data is not added since OMAP5 is DT only build. When such devices add
the dt bindings, respective hwmod data can be added along with it.

With above update, we now need about ~2000 loc vs ~6000 loc with previous
version of the patch for OMAP5 hwmod data file. Ofcourse with addition of
few more drivers it can go upto ~2400 loc which is still better than the
earlier version.

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:58:15 -06:00
Benoit Cousson 411f968f1c ARM: OMAP5: powerdomain data: Add OMAP54XX data and update the header
Add the data file to describe all power domains inside the OMAP54XX soc.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:57:45 -06:00
Benoit Cousson 8410f48ea3 ARM: OMAP5: clockdomain data: Add OMAP54XX data and update the header
Add the data file to describe all clock domains inside the OMAP54XX soc.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:56:15 -06:00
Benoit Cousson 208106a24d ARM: OMAP5: SCRM: Add OMAP54XX header file.
Adding the OMAP5 specific header for SCRM module.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:55:44 -06:00
Benoit Cousson f34efee846 ARM: OMAP5: PRCM: Add OMAP54XX local MPU PRCM registers
Add the PRCM MPU registers for OMAP54XX platforms.

Cc: Paul Walmsley <paul@pwsan.com>

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:55:18 -06:00
Santosh Shilimkar 40243ad3cf ARM: OMAP4+: PRCM MPU: Move function prototypes to common header for re-use
OMAP5 reuses OMAP4 MPU PRCM IP block which lets us re-use functions.
So move the function prototypes from prcm_mpu44xx.h to prcm_mpu_44xx_54xx.h
header. The suggestion came from Paul Walmsley as part of the
OMAP5 data file review.

This is preparatory  patch to add OMAP5 MPU PRCM data file.

Cc: Paul Walmsley <paul@pwsan.com>
Acked-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:54:40 -06:00
Benoit Cousson dfab439fac ARM: OMAP5: CM: Add OMAP54XX register and bitfield files
Add the new defines for OMAP54XX cm registers.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
[paul@pwsan.com: removed duplicate prototypes]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:46:09 -06:00
Santosh Shilimkar 19fa20d7df ARM: OMAP4+: CM: Move function prototypes to common header for re-use
OMAP5 reuses OMAP4 CM IP block which lets us re-use CM1/CM2 functions.
So move the function prototypes from cm1_44xx.h, cm2_44xx.h to
cm_prm44xx_54xx.h header. The suggestion came from Paul Walmsley
as part of the OMAP5 data file review.

This is preparatory  patch to add OMAP5 CM data file.

Cc: Paul Walmsley <paul@pwsan.com>
Acked-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:41:39 -06:00
Benoit Cousson 42e872a449 ARM: OMAP5: PRM: Add OMAP54XX register and bitfield files
Add the new defines for OMAP54XX prm module registers.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Generated es2.0 data]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:41:01 -06:00
Santosh Shilimkar 9920eca858 ARM: OMAP4+: PRM: Move function prototypes to common header for re-use
OMAP5 reuses OMAP4 PRM IP block which lets us re-use PRM functions.
So move the function prototypes from prm44xx.h to prm44xx_54xx.h
header. The suggestion came from Paul Walmsley as part of the
OMAP5 data file review.

This is preparatory  patch to add OMAP5 PRM data file.

Cc: Paul Walmsley <paul@pwsan.com>
Acked-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-08 11:02:20 -06:00
Tony Lindgren 03c0d27119 More OMAP hwmod and clock fixes for v3.10-rc. Fixes the AM33xx UART2.
Also fixes some CCF-related breakage on OMAP36xx/37xx, affecting DSS
 at the very least.
 
 Basic test logs for this branch are here:
 
 http://www.pwsan.com/omap/testlogs/fixes_b_v3.10-rc/20130606093449/
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Merge tag 'omap-fixes-b-for-3.10-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v3.10/fixes

More OMAP hwmod and clock fixes for v3.10-rc.  Fixes the AM33xx UART2.
Also fixes some CCF-related breakage on OMAP36xx/37xx, affecting DSS
at the very least.

Basic test logs for this branch are here:

http://www.pwsan.com/omap/testlogs/fixes_b_v3.10-rc/20130606093449/
2013-06-07 15:06:18 -07:00
Sricharan R 3b9b10151c ARM: OMAP4: hwmod data: Clean up the data file
- The IO resource information like dma request lines, irq number and
  ocp address space can be populated via dt blob. So such data is stripped
  from OMAP4 SOC hwmod data file.

- The devices which are still missing the device tree bindings,
  address space entries are not removed yet. When such devices add
  the dt bindings, respective address space data can be deleted.

- Also other unnecessary hwmods like firewalls are removed as a part of this.
  Since emif was getting registered only because of this firewalls links,
  the mpu->emif direct link is added now.

The above update, results in reduction of about ~1650 lines of code.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Sricharan R <r.sricharan@ti.com>
Acked-by: Benoit Cousson <benoit.cousson@linaro.org>
Acked-by: Paul Walmsley <paul@pwsan.com>
[tony@atomide.com: updated for omap44xx_usb_phy_and_pll_addrs, dropped
mcspi and mmc changes to avoid regressions on omap4sdp]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-07 09:17:15 -07:00
Tony Lindgren bea6412a99 Merge branch 'am33xx' into omap-for-v3.11/cleanup 2013-06-07 09:12:25 -07:00
Vaibhav Hiremath 49006bfd31 ARM: AM33XX: hwmod data: irq, dma and addr info clean up
AM33XX only supports DT boot mode and with addition of
extracting module resources like, irq, dma and address space
from DT block, so now we can remove duplicate information from
hwmod data file.

This patch cleanups-up/deletes,

     - All references to "omap_hwmod_irq_info" data.
     - All references to "omap_hwmod_dma_info" data.
     - References to "omap_hwmod_addr_space" of the modules
       for which DT node is available with required address
       space information.
     - For the modules where "sysc" field is not applicable,
       we don't need module address space, so remove them as well.
     - The hwmod like firewall etc which are not useful are also
       deleted.

This cleanup gets us around ~1100 LOC of negative diff.
Patch is boot tested on AM335x-EVM along with below modules -
	- Matrix-keypad
	- Volume up/down keys
	- Ethernet
	- RTC
	- WDT

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Sricharan R <r.sricharan@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-06-07 09:12:03 -07:00
Jean-Philippe Francois a93d8a1cea ARM: omap3: clock: fix wrong container_of in clock36xx.c
omap36xx_pwrdn_clk_enable_with_hsdiv_restore expects the parent hw of
the clock to be a clk_hw_omap. However, looking at cclock3xxx_data.c,
all concerned clock have parent defined as clk_divider.  Fix the
function to use clk_divider.  Tested with 3.9 on dm3730.

Signed-off-by: Jean-Philippe François <jp.francois@cynove.com>
Cc: NeilBrown <neilb@suse.de>
Cc: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-06 08:48:07 -06:00
Rafael J. Wysocki 45f0a85c82 PM / Runtime: Rework the "runtime idle" helper routine
The "runtime idle" helper routine, rpm_idle(), currently ignores
return values from .runtime_idle() callbacks executed by it.
However, it turns out that many subsystems use
pm_generic_runtime_idle() which checks the return value of the
driver's callback and executes pm_runtime_suspend() for the device
unless that value is not 0.  If that logic is moved to rpm_idle()
instead, pm_generic_runtime_idle() can be dropped and its users
will not need any .runtime_idle() callbacks any more.

Moreover, the PCI, SCSI, and SATA subsystems' .runtime_idle()
routines, pci_pm_runtime_idle(), scsi_runtime_idle(), and
ata_port_runtime_idle(), respectively, as well as a few drivers'
ones may be simplified if rpm_idle() calls rpm_suspend() after 0 has
been returned by the .runtime_idle() callback executed by it.

To reduce overall code bloat, make the changes described above.

Tested-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Kevin Hilman <khilman@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
2013-06-03 21:49:52 +02:00
Thomas Petazzoni 768dc16397 arm: omap2: fix AM33xx hwmod infos for UART2
The UART2 hwmod structure is pointing to the EDMA channels of UART1,
which doesn't look right. This patch fixes this by making the UART2
hwmod structure to a new structure that lists the EDMA channels to be
used by the UART2.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Vaibhav Hiremath <hvaibhav@ti.com>
[paul@pwsan.com: updated to apply]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-06-03 03:26:32 -06:00
Tony Lindgren 82c5cde1c4 ARM: OMAP2+: Remove omap4 ocp2scp pdata
This is omap4+ only and no longer needed as omap4+ can be booted
using device tree.

Also remove the related pdata handling from the driver and the
now unneeded platform_data/omap_ocp2scp.h.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Olof Johansson <olof@lixom.net>
Reviewed-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 13:09:31 -07:00
Tony Lindgren 608d19380c ARM: OMAP2+: Remove omap4 pdata for USB
This is no longer needed as omap4 is now booted
using device tree.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 13:09:31 -07:00
Tony Lindgren b30e321b6a ARM: OMAP2+: Remove omap4 pdata from hsmmc.c
This is no longer needed as omap4 is now booted using
device tree.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 13:09:31 -07:00
Tony Lindgren c99eb41c3e ARM: OMAP2+: Remove legacy mux data for omap4
We can now boot with devicetree and muxing can be done
with pinctrl-single.c.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 13:09:31 -07:00
Tony Lindgren b42b918194 ARM: OMAP2+: Remove board-omap4panda.c
We can now boot with device tree. If you don't want to update u-boot,
you can boot with appended DTB with the following instructions:

1. Make sure you have the appended DTB support in .config

   CONFIG_ARM_APPENDED_DTB=y
   CONFIG_ARM_ATAG_DTB_COMPAT=y
   CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=y

2. Build the zImage

   $ ARCH=arm CROSS_COMPILE=... make zImage

3. Build the device tree blobs

   $ ARCH=arm CROSS_COMPILE=... make dtbs

4. Append the correct panda dtb to zImage

   Depending on your hardware it's omap4-panda.dtb, omap4-panda-a4.dtb
   or omap4-panda-es.dtb.

   $ cat arch/arm/boot/zImage arch/arm/boot/dts/omap4-panda-es.dtb > /tmp/appended

5. Use mkimage to produce the appended device tree uImage

   $ mkimage -A arm -O linux -T kernel -C none -a 0x80008000 -e 0x80008000 \
     -n "Linux" -d /tmp/appended /tmp/uImage

Signed-off-by: Tony Lindgren <tony@atomide.com
2013-05-30 13:09:31 -07:00
Tony Lindgren 76787b3bd2 ARM: OMAP2+: Remove board-4430sdp.c
We can now boot with device tree. If you don't want to update u-boot,
you can boot with appended DTB with the following instructions:

1. Make sure you have the appended DTB support in .config

   CONFIG_ARM_APPENDED_DTB=y
   CONFIG_ARM_ATAG_DTB_COMPAT=y
   CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=y

2. Build the zImage

   $ ARCH=arm CROSS_COMPILE=... make zImage

3. Build the device tree blobs

   $ ARCH=arm CROSS_COMPILE=... make dtbs

4. Append the dtb to zImage

   $ cat arch/arm/boot/zImage arch/arm/boot/dts/omap4-sdp.dtb > /tmp/appended

5. Use mkimage to produce the appended device tree uImage

   $ mkimage -A arm -O linux -T kernel -C none -a 0x80008000 -e 0x80008000 \
     -n "Linux" -d /tmp/appended /tmp/uImage

Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 13:09:31 -07:00
Tony Lindgren 26f45c29e3 ARM: OMAP2+: Legacy support for wl12xx when booted with devicetree
Without WLAN we cannot switch omap4 to use device tree
only booting. This patch can be reverted when the
binding for wl12xx is added.

Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: devicetree-discuss@lists.ozlabs.org
Tested-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 12:53:58 -07:00
Tony Lindgren 2d403f7b19 ARM: OMAP3: Fix iva2_pwrdm settings for 3703
Commit a819c4f1 (ARM: OMAP3: PM: Only access IVA if one exists)
changed PM to not access IVA registers on omaps that don't have
them. Turns out we still need to idle iva2 as otherwise
iva2_pwrdm will stay on and block deeper idle states.

It seems that the only part of the reset that may not be needed
is the setting of the iva2 boot mode to idle. But as that register
seems to be there and is harmless if no iva2 is on the SoC, it's
probably safest to do the complete reset.

Acked-by: Mark A. Greer <mgreer@animalcreek.com>
Acked-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-30 12:44:47 -07:00
Olof Johansson 25625c9334 Fix the OMAP serial driver to work correctly on OMAP4 when booting
with DT.
 
 Basic build, boot, and PM test logs are here - unfortunately, not for
 the DT case yet:
 
 http://www.pwsan.com/omap/testlogs/uart_idle_fix_v3.10-rc/20130519164010/
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Merge tag 'omap-fixes-a-for-3.10-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into fixes

From Paul Walmsley:
Fix the OMAP serial driver to work correctly on OMAP4 when booting
with DT.

* tag 'omap-fixes-a-for-3.10-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending:
  ARM: OMAP2+: hwmod: Remove sysc slave idle and auto idle apis
  SERIAL: OMAP: Remove the slave idle handling from the driver
  ARM: OMAP2+: serial: Remove the un-used slave idle hooks
  ARM: OMAP2+: hwmod-data: UART IP needs software control to manage sidle modes
  ARM: OMAP2+: hwmod: Add a new flag to handle SIDLE in SWSUP only in active
  ARM: OMAP2+: hwmod: Fix sidle programming in _enable_sysc()/_idle_sysc()

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-05-22 13:11:01 -07:00
Santosh Shilimkar 3260c76055 ARM: OMAP2+: hwmod: Remove sysc slave idle and auto idle apis
With the OMAP serial driver sysc cleanup patches in this series, we can
now remove the hwmod external apis for sysc fiddling.

While at this, also remove unused sysc auto idle api from hwmod code.

Tested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Rajendra nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-05-19 16:37:15 -06:00
Santosh Shilimkar e59cd225c0 ARM: OMAP2+: serial: Remove the un-used slave idle hooks
UART IP idle handling now taken care by runtime pm backend(hwmod) indirectly
and OMAP serial driver is also cleaned up accordingly.

So remove the un-used slave idle platforms hooks now.

Tested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Rajendra nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-05-19 16:37:01 -06:00
Santosh Shilimkar 66dde54e97 ARM: OMAP2+: hwmod-data: UART IP needs software control to manage sidle modes
OMAP UART IP needs software control for slave idle modes based on functional
state of the IP. i.e The IP slave idle settings should be set to 'noidle' when
being used and then put back to 'smart_idle' when unused. Currently this is
handled by the driver with function pointers implemented in platform code.
This however breaks in case of device tree because of missing idle handling
APIs.

Previous patches in this series added a flag HWMOD_SWSUP_SIDLE_ACTIVE which
takes care of the mentioned requirement. Hence add the flag for all UART IPs
to take advantage of feature supported by framework.

Subsequent patches removes the slave idle handling from driver code.

Tested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-05-19 16:36:55 -06:00
Rajendra Nayak ca43ea345d ARM: OMAP2+: hwmod: Add a new flag to handle SIDLE in SWSUP only in active
Some IPs (like UART) need the sidle mode to be controlled in SW only
while they are active. Once they go inactive, they need the IP to be
put back in HW control so they are also wakeup capable.

The flag HWMOD_SWSUP_SIDLE takes care of IPs which need the sidle
mode to be *always* controlled in SWSUP. We now have a need to control
IPs sidle mode in SWSUP only while its active.

So define a new flag 'HWMOD_SWSUP_SIDLE_ACT' to help the framework
know about these new IP requirements.

Tested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-05-19 16:36:34 -06:00
Rajendra Nayak 35513171ee ARM: OMAP2+: hwmod: Fix sidle programming in _enable_sysc()/_idle_sysc()
_enable_sysc() and _idle_sysc() handle the midle mode programming correctly
and program HWMOD_IDLEMODE_SMART or HWMOD_IDLEMODE_SMART_WKUP respectively
for supported IPs (The ones which support hardware controlled midle modes)

However the same programming logic is missing when it comes to sidle mode
programming. Here they seem to just set HWMOD_IDLEMODE_SMART (Again for the
ones which support hardware controlled sidle modes)

This problem was hidden due to the fact that a call to _enable_wakeup()
in those same functions would overwrite the idlemodes and program them
correctly (to HWMOD_IDLEMODE_SMART_WKUP in the supported cases)

So fix the sidlemode handling correctly in these functions and handle the
_enable_wakeup() for SIDLEMODE supported IPs same as the way its handled
for MIDLEMODE supported ones.

Tested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-05-19 16:34:02 -06:00
Vaibhav Hiremath a6d25f4c95 ARM: AM33XX: Add missing .clkdm_name to clkdiv32k_ick clock
It is required to enable respective clock-domain before
enabling any clock/module inside that clock-domain.

During common-clock migration, .clkdm_name field got missed
for "clkdiv32k_ick" clock, which leaves "clk_24mhz_clkdm"
unused; so it will be disabled even if childs of this clock-domain
is enabled, which keeps child modules in idle mode.

This fixes the kernel crash observed on AM335xEVM-SK platform,
where clkdiv32_ick clock is being used as a gpio debounce clock
and since clkdiv32k_ick is in idle mode it leads to below crash -

Crash Log:
==========
[    2.598347] Unhandled fault: external abort on non-linefetch (0x1028) at
0xfa1ac150
[    2.606434] Internal error: : 1028 [#1] SMP ARM
[    2.611207] Modules linked in:
[    2.614449] CPU: 0    Not tainted  (3.8.4-01382-g1f449cd-dirty #4)
[    2.620973] PC is at _set_gpio_debounce+0x60/0x104
[    2.626025] LR is at clk_enable+0x30/0x3c

Cc: stable@vger.kernel.org # v3.9
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-17 10:07:45 -07:00
jean-philippe francois 0f49703927 ARM: OMAP: fix __init section mismatch for _enable_preprogram
_enable_preprogram is marked as __init, but is called from _enable
which is not. Without this patch, the board oopses after init. Tested
on custom hardware and on beagle board xM. Otherwise we can get:

Unable to handle kernel paging request at virtual address 000b0012
pgd = cf968000
*pgd=8fb06831, *pte=00000000, *ppte=00000000
PREEMPT ARM
Modules linked in:
CPU: 0    Not tainted  (3.9.0 #2)
PC is at _enable_preprogram+0x1c/0x24
LR is at omap_hwmod_enable+0x34/0x60
   psr: 80000093
sp : cf95de08  ip : 00002de5  fp : bec33d4c
r10: 00000000  r9 : 00000002  r8 : b6dd2c78
r7 : 00000004  r6 : 00000000  r5 : a0000013  r4 : cf95c000
r3 : 00000000  r2 : b6dd2c7c  r1 : 00000000  r0 : 000b0012
Flags: Nzcv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 10c5387d  Table: 8f968019  DAC: 00000015
Process otpcmd (pid: 607, stack limit = 0xcf95c230)
Stack: (0xcf95de08 to 0xcf95e000)
de00:                   00000001 cf91f840 00000000 c001d6fc 00000002 cf91f840
de20: cf8f7e10 c001de54 cf8f7e10 c001de78 c001de68 c01d5e80 00000000 cf8f7e10
de40: cf8f7e10 c01d5f28 cf8f7e10 c0530d30 00000000 c01d6f28 00000000 c0088664
de60: b6ea1000 cfb05284 cf95c000 00000001 cf95c000 60000013 00000001 cf95dee4
de80: cf870050 c01d7308 cf870010 cf870050 00000001 c0278b14 c0526f28 00000000
dea0: cf870050 ffff8e18 00000001 cf95dee4 00000000 c0274f7c cf870050 00000001
dec0: cf95dee4 cf1d8484 000000e0 c0276464 00000008 cf9c0000 00000007 c0276980
dee0: cf9c0000 00000064 00000008 cf1d8404 cf1d8400 c01cc05c 0000270a cf1d8504
df00: 00000023 cf1d8484 00000007 c01cc670 00000bdd 00000001 00000000 cf449e60
df20: cf1dde70 cf1d8400 bec33d18 cf1d8504 c0246f00 00000003 cf95c000 00000000
df40: bec33d4c c01cd078 00000003 cf1d8504 00000081 c01cbcb8 bec33d18 00000003
df60: bec33d18 c00a9034 00002000 c00a9c68 cf92fe00 00000003 c0246f00 cf92fe00
df80: 00000000 c00a9cb0 00000003 00000000 00008e70 00000000 b6f17000 00000036
dfa0: c000e484 c000e300 00008e70 00000000 00000003 c0246f00 bec33d18 bec33d18
dfc0: 00008e70 00000000 b6f17000 00000036 00000000 00000000 b6f6d000 bec33d4c
dfe0: b6ea1bd0 bec33d0c 00008c9c b6ea1bdc 60000010 00000003 00000000 00000000
(_omap_device_enable_hwmods+0x20/0x34)
(omap_device_enable+0x3c/0x50)
(_od_runtime_resume+0x10/0x1c)
(__rpm_callback+0x54/0x98)
(rpm_callback+0x64/0x7c)
(rpm_resume+0x434/0x554)
(__pm_runtime_resume+0x48/0x74)
(omap_i2c_xfer+0x28/0xe8)
(__i2c_transfer+0x3c/0x78)
(i2c_transfer+0x6c/0xc0)
(i2c_master_send+0x38/0x48)
(sha204p_send_command+0x60/0x9c)
(sha204c_send_and_receive+0x5c/0x1e0)
(sha204m_read+0x94/0xa0)
(otp_do_read+0x50/0xa4)
(vfs_ioctl+0x24/0x40)
(do_vfs_ioctl+0x1b0/0x1c0)
(sys_ioctl+0x38/0x54)
(ret_fast_syscall+0x0/0x30)
Code: e1a08002 ea000009 e598003c e592c05c (e7904003)

Cc: stable@vger.kernel.org
Signed-off-by: Jean-Philippe Fran=C3=A7ois <jp.francois@cynove.com>
Acked-by: Kevin Hilman <khilman@linaro.org>
[tony@atomide.com: updated description with oops]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-16 11:25:07 -07:00
Jon Hunter f40739faba ARM: dts: OMAP2+: Simplify NAND support
Commit 8c8a777 (ARM: OMAP2+: Add function to read GPMC settings from
device-tree) added a device-tree property "gpmc,device-nand" to indicate
is the GPMC child device is NAND. This commit should have updated the
GPMC NAND documentation (Documentation/devicetree/bindings/mtd/gpmc-nand.txt)
to list the property "gpmc,device-nand" as a required property and also
updated the example. However, this property is redundant and not needed
because the GPMC child device node for NAND is called "nand". Therefore,
remove this property.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-16 09:21:19 -07:00
Mark Jackson 496c8a0bbb ARM: OMAP2+: Allow NAND transfer mode to be specified in DT
OMAP devices support various NAND transfer modes.

Currently all device-tree definitions will use the default "prefetch
polled" mode, so this patch enables the transfer mode to be specified
in the device-tree.

Signed-off-by: Mark Jackson <mpfj@newflow.co.uk>
Acked-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-16 08:53:22 -07:00
Christoph Fritz 4d5843616d ARM: OMAP2+: nand: reorganize gpmc timing values
This patch removes omap2_nand_gpmc_retime() which was used to quirk
some timing values before gpmc_cs_set_timings(). Due to recent changes,
gpmc_cs_set_timings() has evolved so that there is no more need for a
retime function.

To keep the gpmc configuration consistent for legacy board files, this
patch also adds oe_on and we_on to nand_default_timings[] as they
would be by the retime function.

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-16 08:49:02 -07:00
Suman Anna 668468b161 ARM: OMAP2+: control: add OMAP5 support for dsp boot programming
Support for OMAP5 is added to the omap_dsp_ctrl_write_boot_addr()
to enable the DSP boot.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-16 08:46:28 -07:00
Tony Lindgren 49a34fd538 OMAP PM cleanups for v3.10
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Merge tag 'omap-pm-v3.10/cleanup/pm' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-v3.11/pm

OMAP PM cleanups for v3.10
2013-05-16 08:27:49 -07:00
Sourav Poddar 4b7ec5acce arm: omap2+: omap_device: remove no_idle_on_suspend
Remove "no_idle_on_suspend" check, since respective
driver should be able to prevent idling of an
omap device whenever required.

Driver's can get same behavior by just returning -EBUSY
from their ->runtime_suspend only during suspend.

Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Felipe Balbi <balbi@ti.com>
Cc: Rajendra nayak <rnayak@ti.com>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-05-16 07:09:09 -07:00
Sourav Poddar 97d7f17574 arm: omap2+: serial: remove no_console_suspend support
"no_console_suspend" is no longer handled in platform file,
Since the omap serial driver is now adapted to prevent
console UART idleing during suspend.

Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Felipe Balbi <balbi@ti.com>
Cc: Rajendra nayak <rnayak@ti.com>
Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
2013-05-16 07:09:09 -07:00
Olof Johansson 474dbaa78c Omap fixes for things that were discovered during the merge window:
- Few GPMC fixes and binding doc updates noted after sending
   pull requests for the GPMC branch.
 
 - Board fixes for beagle usb host and rx51 spi probe order
 
 - SoC fixes dt earlyprintk, omap1 dma and omap2+ id.c error
   handling fixes
 
 Then few minor things that are not strictly fixes but are good
 to get out of the way:
 
 - Add missing legacy mux registers for am/dm73x gpio
 
 - Add detection for am33xx pg2.1 silicon
 
 - Enable twl4030 audio modules in defconfig
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Merge tag 'omap-for-v3.10/fixes-for-merge-window-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

From Tony Lindgren:
Omap fixes for things that were discovered during the merge window:

- Few GPMC fixes and binding doc updates noted after sending
  pull requests for the GPMC branch.
- Board fixes for beagle usb host and rx51 spi probe order
- SoC fixes dt earlyprintk, omap1 dma and omap2+ id.c error
  handling fixes

Then few minor things that are not strictly fixes but are good
to get out of the way:

- Add missing legacy mux registers for am/dm73x gpio
- Add detection for am33xx pg2.1 silicon
- Enable twl4030 audio modules in defconfig

* tag 'omap-for-v3.10/fixes-for-merge-window-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Remove bogus IS_ERR_OR_NULL checking from id.c
  ARM: OMAP4+: omap2plus_defconfig: Enable audio via TWL6040 as module
  ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
  omap: mux: add AM/DM37x gpios
  ARM: OMAP1: DMA: fix error handling in omap1_system_dma_init()
  ARM: OMAP2+: omap_device: use late_initcall_sync
  ARM: OMAP: RX-51: change probe order of touchscreen and panel SPI devices
  ARM: OMAP3: Beagle: Fix USB Host on beagle xM Ax/Bx
  ARM: OMAP2+: only WARN if a GPMC child probe function fail
  ARM: OMAP2+: only search for GPMC DT child nodes on probe
  Documentation: dt: update properties in TI GPMC NAND example
  Documentation: dt: update TI GPMC ethernet binding properties

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-05-09 13:13:57 -07:00
Olof Johansson 5497e7b896 Merge branch 'late/fixes' into fixes
* late/fixes:
  ARM: OMAP2+: Fix unmet direct dependencies for SERIAL_OMAP
  ARM: ux500: always select ABX500_CORE
  ARM: SIRF: select SMP_ON_UP only on SMP builds
  ARM: SPEAr: conditionalize l2x0 support
  ARM: imx: build CPU suspend code only when needed
  ARM: OMAP: build SMP code only for OMAP4/5
  ARM: tegra: Tegra114 needs CPU_FREQ_TABLE
  ARM: default machine descriptor for multiplatform

Signed-off-by: Olof Johansson <olof@lixom.net>
2013-05-09 13:05:15 -07:00
Linus Torvalds 1763e735b0 Merge branch 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul:
 "This time we have dmatest improvements from Andy along with dw_dmac
  fixes.  He has also done support for acpi for dmanegine.

  Also we have bunch of fixes going in DT support for dmanegine for
  various folks.  Then Haswell and other ioat changes from Dave and
  SUDMAC support from Shimoda."

* 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma: (53 commits)
  dma: tegra: implement suspend/resume callbacks
  dma:of: Use a mutex to protect the of_dma_list
  dma: of: Fix of_node reference leak
  dmaengine: sirf: move driver init from module_init to subsys_initcall
  sudmac: add support for SUDMAC
  dma: sh: add Kconfig
  at_hdmac: move to generic DMA binding
  ioatdma: ioat3_alloc_sed can be static
  ioatdma: Adding write back descriptor error status support for ioatdma 3.3
  ioatdma: S1200 platforms ioatdma channel 2 and 3 falsely advertise RAID cap
  ioatdma: Adding support for 16 src PQ ops and super extended descriptors
  ioatdma: Removing hw bug workaround for CB3.x .2 and earlier
  dw_dmac: add ACPI support
  dmaengine: call acpi_dma_request_slave_channel as well
  dma: acpi-dma: introduce ACPI DMA helpers
  dma: of: Remove unnecessary list_empty check
  DMA: OF: Check properties value before running be32_to_cpup() on it
  DMA: of: Constant names
  ioatdma: skip silicon bug workaround for pq_align for cb3.3
  ioatdma: Removing PQ val disable for cb3.3
  ...
2013-05-09 09:46:45 -07:00
Tony Lindgren b1dd11d60e ARM: OMAP2+: Remove bogus IS_ERR_OR_NULL checking from id.c
Commit 6770b211 (ARM: OMAP2+: Export SoC information to userspace)
had some broken return value handling as noted by Russell King:

+       soc_dev = soc_device_register(soc_dev_attr);
+       if (IS_ERR_OR_NULL(soc_dev)) {
+               kfree(soc_dev_attr);
+               return;
+       }
+
+       parent = soc_device_to_device(soc_dev);
+       if (!IS_ERR_OR_NULL(parent))
+               device_create_file(parent, &omap_soc_attr);

This is nonsense.  For the first, IS_ERR() is sufficient.  For the second,
tell me what error checking is required in the return value of this
function:

struct device *soc_device_to_device(struct soc_device *soc_dev)
{
        return &soc_dev->dev;
}

when you've already determined that the passed soc_dev is a valid pointer.
If you read the comments against the prototype:

/**
 * soc_device_to_device - helper function to fetch struct device
 * @soc: Previously registered SoC device container
 */
struct device *soc_device_to_device(struct soc_device *soc);

if "soc" is valid, it means the "previously registered SoC device container"
must have succeeded and that can only happen if the struct device has been
registered.  Ergo, there will always be a valid struct device pointer for
any registered SoC device container.  Therefore, if soc_device_register()
succeeds, then the return value from soc_device_to_device() will always be
valid and no error checking of it is required.

Simples.  The rule as ever applies here: get to know the APIs your using
and don't fumble around in the dark hoping that you'll get this stuff
right.

Fix it as noted by Russell.

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-09 09:06:27 -07:00
Vaibhav Hiremath d240ef3056 ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
Add support for chip id detection of AM335x PG2.1 Silicon.

Currently omap3xxx_check_revision() detects PG1.0 and PG2.0 only,
this patch extends it by adding PG2.1 Si support.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-08 17:07:40 -07:00
Christoph Fritz 27b105bb99 omap: mux: add AM/DM37x gpios
This patch adds GPIO pins found on AM/DM37x.

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-08 17:07:40 -07:00
Tony Lindgren a8a07fffe4 Merge branch 'omap-gpmc-fixes-for-v3.10' of git://github.com/jonhunter/linux into fixes 2013-05-08 17:06:39 -07:00
Kevin Hilman e7e17c5386 ARM: OMAP2+: omap_device: use late_initcall_sync
If DEBUG_LL and earlyprintk are enabled, and omap-serial.c is compiled
as a module, the kernel boot hangs early as the clocks for serial port
are cut while earlyprintk still uses the port.

The problem is a race between the late_initcall for omap_device (which
idles devices that have no drivers) and the late_initcall in
kernel/printk.c which turns off the earlyconsole.   Any printks
that happen between this omap_device late initcall and the earlyconsole
late initcall will crash when accessing the UART.

The fix is to ensure the omap_device initcall happens after the
earlyconsole initcall.

Reported-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-08 16:48:01 -07:00
Aaro Koskinen e65f131a14 ARM: OMAP: RX-51: change probe order of touchscreen and panel SPI devices
Commit 9fdca9df (spi: omap2-mcspi: convert to module_platform_driver)
broke the SPI display/panel driver probe on RX-51/N900. The exact cause is
not fully understood, but it seems to be related to the probe order. SPI
communication to the panel driver (spi1.2) fails unless the touchscreen
(spi1.0) has been probed/initialized before. When the omap2-mcspi driver
was converted to a platform driver, it resulted in that the devices are
probed immediately after the board registers them in the order they are
listed in the board file.

Fix the issue by moving the touchscreen before the panel in the SPI
device list.

The patch fixes the following failure:

[    1.260955] acx565akm spi1.2: invalid display ID
[    1.265899] panel-acx565akm display0: acx_panel_probe panel detect error
[    1.273071] omapdss CORE error: driver probe failed: -19

Tested-by: Sebastian Reichel <sre@debian.org>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Pali Rohár <pali.rohar@gmail.com>
Cc: Joni Lapilainen <joni.lapilainen@gmail.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Felipe Balbi <balbi@ti.com>
Cc: stable@vger.kernel.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-08 16:48:00 -07:00
Roger Quadros cf7dd65811 ARM: OMAP3: Beagle: Fix USB Host on beagle xM Ax/Bx
On Beagle xM Rev. Ax/Bx, the USB power enable GPIO logic is
reversed when compared to other revisions i.e. it is
active high instead of active low.

Use the beagle_config.usb_pwr_level flag correctly so that
the power regulator can be configured at runtime.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-05-08 16:48:00 -07:00
Linus Torvalds 9affd6becb arm: fix mismerge of arch/arm/mach-omap2/timer.c
I badly screwed up the merge in commit 6fa52ed33b ("Merge tag
'drivers-for-linus' of git://git.kernel.org/pub/.../arm-soc") by
incorrectly taking the arch/arm/mach-omap2/* data fully from the merge
target because the 'drivers-for-linus' branch seemed to be a proper
superset of the duplicate ARM commits.

That was bogus: commit ff931c821b ("ARM: OMAP: clocks: Delay clk inits
atleast until slab is initialized") only existed in head, and the
changes to arch/arm/mach-omap2/timer.c from that commit got list.

Re-doing the merge more carefully, I do think this part was the only
thing I screwed up.  Knock wood.

Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Olof Johansson <olof@lixom.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-07 17:59:53 -07:00
Linus Torvalds 1bf25e78af ARM: arm-soc: late cleanups
These are cleanups and smaller changes that either depend on earlier
 feature branches or came in late during the development cycle.
 We normally try to get all cleanups early, so these are the exceptions:
 
 - A follow-up on the clocksource reworks, hopefully the last time
   we need to merge clocksource subsystem changes through arm-soc.
   A first set of patches was part of the original 3.10 arm-soc cleanup
   series because of interdependencies with timer drivers now moved out
   of arch/arm.
 
 - Migrating the SPEAr13xx platform away from using auxdata for DMA
   channel descriptions towards using information in device tree,
   based on the earlier SPEAr multiplatform series
 
 - A few follow-ups on the Atmel SAMA5 support and other changes
   for Atmel at91 based on the larger at91 reworks.
 
 - Moving the armada irqchip implementation to drivers/irqchip
 
 - Several OMAP cleanups following up on the larger series already
   merged in 3.10.
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Merge tag 'cleanup-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC late cleanups from Arnd Bergmann:
 "These are cleanups and smaller changes that either depend on earlier
  feature branches or came in late during the development cycle.  We
  normally try to get all cleanups early, so these are the exceptions:

   - A follow-up on the clocksource reworks, hopefully the last time we
     need to merge clocksource subsystem changes through arm-soc.

     A first set of patches was part of the original 3.10 arm-soc
     cleanup series because of interdependencies with timer drivers now
     moved out of arch/arm.

   - Migrating the SPEAr13xx platform away from using auxdata for DMA
     channel descriptions towards using information in device tree,
     based on the earlier SPEAr multiplatform series

   - A few follow-ups on the Atmel SAMA5 support and other changes for
     Atmel at91 based on the larger at91 reworks.

   - Moving the armada irqchip implementation to drivers/irqchip

   - Several OMAP cleanups following up on the larger series already
     merged in 3.10."

* tag 'cleanup-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (50 commits)
  ARM: OMAP4: change the device names in usb_bind_phy
  ARM: OMAP2+: Fix mismerge for timer.c between ff931c82 and da4a686a
  ARM: SPEAr: conditionalize SMP code
  ARM: arch_timer: Silence debug preempt warnings
  ARM: OMAP: remove unused variable
  serial: amba-pl011: fix !CONFIG_DMA_ENGINE case
  ata: arasan: remove the need for platform_data
  ARM: at91/sama5d34ek.dts: remove not needed compatibility string
  ARM: at91: dts: add MCI DMA support
  ARM: at91: dts: add i2c dma support
  ARM: at91: dts: set #dma-cells to the correct value
  ARM: at91: suspend both memory controllers on at91sam9263
  irqchip: armada-370-xp: slightly cleanup irq controller driver
  irqchip: armada-370-xp: move IRQ handler to avoid forward declaration
  irqchip: move IRQ driver for Armada 370/XP
  ARM: mvebu: move L2 cache initialization in init_early()
  devtree: add binding documentation for sp804
  ARM: integrator-cp: convert use CLKSRC_OF for timer init
  ARM: versatile: use OF init for sp804 timer
  ARM: versatile: add versatile dtbs to dtbs target
  ...
2013-05-07 11:22:14 -07:00
Linus Torvalds 38f56f33ca ARM: arm-soc device tree changes, part 2
These are mostly new device tree bindings for existing drivers, as well
 as changes to the device tree source files to add support for those
 devices, and a couple of new boards, most notably Samsung's Exynos5
 based Chromebook.
 
 The changes depend on earlier platform specific updates and touch
 the usual platforms: omap, exynos, tegra, mxs, mvebu and davinci.
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Merge tag 'dt-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device tree updates (part 2) from Arnd Bergmann:
 "These are mostly new device tree bindings for existing drivers, as
  well as changes to the device tree source files to add support for
  those devices, and a couple of new boards, most notably Samsung's
  Exynos5 based Chromebook.

  The changes depend on earlier platform specific updates and touch the
  usual platforms: omap, exynos, tegra, mxs, mvebu and davinci."

* tag 'dt-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (169 commits)
  ARM: exynos: dts: cros5250: add EC device
  ARM: dts: Add sbs-battery for exynos5250-snow
  ARM: dts: Add i2c-arbitrator bus for exynos5250-snow
  ARM: dts: add mshc controller node for Exynos4x12 SoCs
  ARM: dts: Add chip-id controller node on Exynos4/5 SoC
  ARM: EXYNOS: Create virtual I/O mapping for Chip-ID controller using device tree
  ARM: davinci: da850-evm: add SPI flash support
  ARM: davinci: da850: override SPI DT node device name
  ARM: davinci: da850: add SPI1 DT node
  spi/davinci: add DT binding documentation
  spi/davinci: no wildcards in DT compatible property
  ARM: dts: mvebu: Convert mvebu device tree files to 64 bits
  ARM: dts: mvebu: introduce internal-regs node
  ARM: dts: mvebu: Convert all the mvebu files to use the range property
  ARM: dts: mvebu: move all peripherals inside soc
  ARM: dts: mvebu: fix cpus section indentation
  ARM: davinci: da850: add EHRPWM & ECAP DT node
  ARM/dts: OMAP3: fix pinctrl-single configuration
  ARM: dts: Add OMAP3430 SDP NOR flash memory binding
  ARM: dts: Add NOR flash bindings for OMAP2420 H4
  ...
2013-05-07 11:06:17 -07:00
Arnd Bergmann 0592c2189e An urgent fix for a timer mismerge for and a regression fix for
musb device naming change.
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Merge tag 'omap-for-v3.10/fixes-for-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into late/cleanup

From Tony Lindgren <tony@atomide.com>:

An urgent fix for a timer mismerge for and a regression fix for
musb device naming change.

* tag 'omap-for-v3.10/fixes-for-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP4: change the device names in usb_bind_phy
  ARM: OMAP2+: Fix mismerge for timer.c between ff931c82 and da4a686a

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-05-07 14:47:17 +02:00